THREAT IDENTIFICATION: HANCITOR / COBALT STRIKE HANCITOR BUILD NUMBER BUILD=1908_jkdsf SUBJECTS OBSERVED You got invoice from DocuSign Electronic Service You got invoice from DocuSign Electronic Signature Service You got invoice from DocuSign Service You got invoice from DocuSign Signature Service You got notification from DocuSign Electronic Service You got notification from DocuSign Electronic Signature Service You got notification from DocuSign Service You got notification from DocuSign Signature Service You received invoice from DocuSign Electronic Service You received invoice from DocuSign Electronic Signature Service You received invoice from DocuSign Service You received invoice from DocuSign Signature Service You received notification from DocuSign Electronic Service You received notification from DocuSign Electronic Signature Service You received notification from DocuSign Service You received notification from DocuSign Signature Service SENDERS OBSERVED atv@artisanmall.com bgnye@artisanmall.com dea@artisanmall.com dqacuea@artisanmall.com fuupan@artisanmall.com gkjkyxb@artisanmall.com ibdpurd@artisanmall.com iieywle@artisanmall.com imaxw@artisanmall.com j@artisanmall.com jefza@artisanmall.com jj@artisanmall.com jueydbu@artisanmall.com kuhhlor@artisanmall.com kzunacu@artisanmall.com lhaho@artisanmall.com lixiyuh@artisanmall.com lyuowah@artisanmall.com meezduh@artisanmall.com moutsou@artisanmall.com nuwvcjo@artisanmall.com oefuaal@artisanmall.com ouisoud@artisanmall.com oup@artisanmall.com ouyxok@artisanmall.com piiis@artisanmall.com qurimy@artisanmall.com ryyskcm@artisanmall.com sem@artisanmall.com uaopeku@artisanmall.com ucbmyog@artisanmall.com udibou@artisanmall.com utbegki@artisanmall.com uvik@artisanmall.com uvywoso@artisanmall.com vagouk@artisanmall.com wijje@artisanmall.com wytrwfy@artisanmall.com xaupyn@artisanmall.com zeguck@artisanmall.com zumaw@artisanmall.com zxavuq@artisanmall.com MALDOC PROXY DISTRIBUTION URLS http://feedproxy.google.com/~r/beonhsec/~3/cAUmxfA4Fg0/permanent.php http://feedproxy.google.com/~r/bgjklfcjst/~3/i9cb5SE9Ge4/insensible.php http://feedproxy.google.com/~r/bmgbqiaktku/~3/dl88dAMYwvg/friction.php http://feedproxy.google.com/~r/bzuuiw/~3/0EaJOEaap9Q/pullout.php http://feedproxy.google.com/~r/djmlhxoc/~3/-_ZtzP84KvQ/abbatial.php http://feedproxy.google.com/~r/dpihrmaphb/~3/PAX9yhUt2k8/corroborative.php http://feedproxy.google.com/~r/dqbfyt/~3/nIjpUuU2HBo/calmer.php http://feedproxy.google.com/~r/dqlsefn/~3/i9cb5SE9Ge4/insensible.php http://feedproxy.google.com/~r/gcbkshemo/~3/jpsAAtIP-lI/spiceberry.php http://feedproxy.google.com/~r/lcfqhxvlfxt/~3/cJptWn7iJAg/prevalence.php http://feedproxy.google.com/~r/luyqbzhchz/~3/kVpnbUOdZWo/trichloroethylene.php http://feedproxy.google.com/~r/mylegc/~3/aH1PhxJNFts/godlessness.php http://feedproxy.google.com/~r/nncppexl/~3/xY4ihhexVyY/perspicuously.php http://feedproxy.google.com/~r/npdvjhb/~3/TJ8S_7ZtOdE/alloy.php http://feedproxy.google.com/~r/oxeqyuuzzs/~3/JxST8ZGNcCE/appellation.php http://feedproxy.google.com/~r/pdpzq/~3/s237NPN_O8Q/swale.php http://feedproxy.google.com/~r/pxqedqwqvp/~3/EDhYIgTq6Ig/compensatory.php http://feedproxy.google.com/~r/qdjwmtc/~3/97PF39ftX28/profiler.php http://feedproxy.google.com/~r/rffyhgbiks/~3/VoqI9cUwJco/cold.php http://feedproxy.google.com/~r/rzoqgvavg/~3/v220nkJwNx0/docket.php http://feedproxy.google.com/~r/savcdtzbwh/~3/xMJ9n0p_QRM/subcontinent.php http://feedproxy.google.com/~r/szzjceav/~3/cJptWn7iJAg/prevalence.php http://feedproxy.google.com/~r/tgnfgs/~3/7KYlwqz0t7M/caliph.php http://feedproxy.google.com/~r/ulzpinxfev/~3/ZxaotvSJrjw/blurt.php http://feedproxy.google.com/~r/uycsysijhz/~3/5qbnwmOnj20/safer.php http://feedproxy.google.com/~r/vkyuqrbajg/~3/atqNkkoNrR0/tediously.php http://feedproxy.google.com/~r/wjnokqpipng/~3/UDsMVyJg1MQ/melancholia.php http://feedproxy.google.com/~r/wmdmbv/~3/uAsbIdLbHfk/northrop.php http://feedproxy.google.com/~r/xfoaeofmatt/~3/1as8pUDlm8E/crampons.php http://feedproxy.google.com/~r/xmkibmgfxm/~3/YcWNmm_nALY/snugness.php http://feedproxy.google.com/~r/xnmzlk/~3/vIY4aHbZ1Gw/siberia.php http://feedproxy.google.com/~r/xrgst/~3/BWvt6jzvNDo/slipperiness.php http://feedproxy.google.com/~r/ymhvmjcbkfk/~3/slcmvYakcsI/tractive.php http://feedproxy.google.com/~r/zbwchtnprg/~3/MggM6z37GuY/enfolding.php MALDOC REDIRECT DOWNLOAD URLS http://an.nastena.lv/corroborative.php http://an.nastena.lv/tractive.php http://andreaskisauer.com/compensatory.php http://apk.asapulsa.com/caliph.php http://bigs.bikershop.biz/prevalence.php http://wholesale.vapesoulshop.co.uk/slipperiness.php http://wjnyc.com/perspicuously.php https://afhaenterprises.com/safer.php https://app.manageworks.co.in/swale.php https://arienzobeachclub.innova.menu/godlessness.php https://aryansinghdadiala.com/spiceberry.php https://edricsports.com/subcontinent.php https://forms.saurashtrauniversity.edu/crampons.php https://hirobot.ca/snugness.php https://iyyappahospitals.com/northrop.php https://kamayan.co/appellation.php https://kredit-en-ligne.com/blurt.php https://mhomes.co.in/melancholia.php https://observatorio.forumvitae.org.ar/pullout.php https://sonsdaesperanca.org/tediously.php https://steven.webronmedia.xyz/enfolding.php https://suny.email/friction.php https://zofer.com.br/docket.php https://zofer.com.br/insensible.php afhaenterprises.com andreaskisauer.com aryansinghdadiala.com asapulsa.com bikershop.biz edricsports.com forumvitae.org.ar hirobot.ca innova.menu iyyappahospitals.com kamayan.co kredit-en-ligne.com manageworks.co.in mhomes.co.in nastena.lv saurashtrauniversity.edu sonsdaesperanca.org suny.email vapesoulshop.co.uk webronmedia.xyz wjnyc.com zofer.com.br MALDOC FILE HASHES 1b46a49f6fea333866647d601a3cc9c7 439a6dcf8fdf1431f10da23ae6b1c216 4bd518f6fdfa4e325ccb63791d458d43 5c30204489626cb763f29c04e82f9e74 6d6eeb9be8c40a4b363fbfbcf0f89490 b7e362cd86ba9071824e761a169f1f9b c666d535135fc01146c3f54a5bdbbb04 d176e67ecf48d88f6e2b80b016d10246 d29349fa01572e28f3605461a7f7f1d2 f48062b630f3eaee3cc83dcdcc101744 EMBEDDED DOC FILE HASH glib.doc fbc404a6c169ed4c2316858d90837e16 HANCITOR PAYLOAD FILE HASH yefff.dll 28e594119e5081ef5504e241e4c72285 HANCITOR C2 http://foolockpary.ru/8/forum.php http://thookedaurce.com/8/forum.php http://usitemithe.ru/8/forum.php COBALT STRIKE STAGER DOWNLOAD URLS http://glup5no.ru/2408.bin http://glup5no.ru/2408s.bin COBALT STRIKE STAGER FILE HASHES 2408.bin 363901ca2751d08a97246640f02a7375 2408s.bin 6451e61537b79070d04a7ebb78220f53 COBALT STRIKE BEACON DOWNLOAD URL http://69.49.230.29/dS3r COBALT STRIKE BEACON FILE HASHES dS3r 476b2dea5c8ef49fa45ad504284eb2a0 COBALT STRIKE C2s http://69.49.230.29/__utm.gif COBALT STRIKE BEACON CONFIG (extracted using Didier Stevens' 1768 Python script) File: dS3r xorkey(chain): 0xc3be1c15 length: 0x00033800 payloadType: 0x10015044 payloadSize: 0x00000000 intxorkey: 0x00000000 id2: 0x00000000 Config found: xorkey b'.' 0x00030620 0x00033800 0x0001 payload type 0x0001 0x0002 0 windows-beacon_http-reverse_http 0x0002 port 0x0001 0x0002 80 0x0003 sleeptime 0x0002 0x0004 60000 0x0004 maxgetsize 0x0002 0x0004 1048576 0x0005 jitter 0x0001 0x0002 0 0x0007 publickey 0x0003 0x0100 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 0x0008 server,get-uri 0x0003 0x0100 '69.49.230.29,/__utm.gif' 0x0043 0x0001 0x0002 0 0x0044 0x0002 0x0004 4294967295 0x0045 0x0002 0x0004 4294967295 0x0046 0x0002 0x0004 4294967295 0x000e SpawnTo 0x0003 0x0010 (NULL ...) 0x001d spawnto_x86 0x0003 0x0040 '%windir%\\syswow64\\rundll32.exe' 0x001e spawnto_x64 0x0003 0x0040 '%windir%\\sysnative\\rundll32.exe' 0x001f CryptoScheme 0x0001 0x0002 0 0x001a get-verb 0x0003 0x0010 'GET' 0x001b post-verb 0x0003 0x0010 'POST' 0x001c HttpPostChunk 0x0002 0x0004 0 0x0025 license-id 0x0002 0x0004 1580103824 0x0026 bStageCleanup 0x0001 0x0002 0 0x0027 bCFGCaution 0x0001 0x0002 0 0x0009 useragent 0x0003 0x0100 'Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0; BOIE9;ENUSMSE)' 0x000a post-uri 0x0003 0x0040 '/submit.php' 0x000b Malleable_C2_Instructions 0x0003 0x0100 '\x00\x00\x00\x04' 0x000c http_get_header 0x0003 0x0200 b'Cookie' 0x000d http_post_header 0x0003 0x0200 b'&Content-Type: application/octet-stream' b'id' 0x0036 HostHeader 0x0003 0x0080 (NULL ...) 0x0032 UsesCookies 0x0001 0x0002 1 0x0023 proxy_type 0x0001 0x0002 2 IE settings 0x003a 0x0003 0x0080 '\x00\x04' 0x0039 0x0003 0x0080 '\x00\x04' 0x0037 0x0001 0x0002 0 0x0028 killdate 0x0002 0x0004 0 0x0029 textSectionEnd 0x0002 0x0004 0 0x002b process-inject-start-rwx 0x0001 0x0002 64 PAGE_EXECUTE_READWRITE 0x002c process-inject-use-rwx 0x0001 0x0002 64 PAGE_EXECUTE_READWRITE 0x002d process-inject-min_alloc 0x0002 0x0004 0 0x002e process-inject-transform-x86 0x0003 0x0100 (NULL ...) 0x002f process-inject-transform-x64 0x0003 0x0100 (NULL ...) 0x0035 process-inject-stub 0x0003 0x0010 '"+\x8f\'Ûߺ\x8dÝU\x9eì¢~¦H' 0x0033 process-inject-execute 0x0003 0x0080 '\x01\x02\x03\x04' 0x0034 process-inject-allocation-method 0x0001 0x0002 0 0x0000