Analysis
- max time kernel
154s - max time network
158s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
10/03/2022, 15:38
Static task
static1
Behavioral task
behavioral1
Sample
doc.exe
Resource
win7-20220223-en
General
- Target doc.exe
- Size 1.0MB
- Sample220310-s24bjsbfbr
- SHA256 c08090499272c9eb85fa61570bfd62799b3c3bd1441b1a86f2720bd03a17dfd5
- MD5 f351838b3712296ef57231dc2a375199
- SHA1 90c89c8b8643533d5f4c68fbe8ac851739cc84b8
- SHA512 2fe52110bfb424999930d50e614b491133a29521fd6dc8a2e4ed3e457a1ae50564eb887e507cfbfcec4bf5166bd8c96e9d6fc77e2de826beca62ce024b131dcd
- MD5 SHA1 SHA512
Malware Config
Extracted
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formbook
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4.1
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ld23
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lms22j.com
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es-autentificacion.com
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lottoprevisioni.com
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yvw3z.xyz
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womenupclub.com
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phoenixeducationcentreni.com
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metaversegurme.com
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candymediaaa.com
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virginiafamilyhealth.com
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scasus.com
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wide-hub.com
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176218.com
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huayidg.com
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ticknft.site
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sulfaa.com
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system42.info
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naturalhigh.love
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taoshouyouac.xyz
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lacasadeifolli.com
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kotan3.com
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abdullahiali.tech
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vxzzdym.xyz
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istorelive.com
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ijoinwithmorgan.com
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riddlewars.com
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partchild.biz
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shooka95k.com
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decordreamers.com
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312705.xyz
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oilonthego.com
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londonfieldspictures.com
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wantingtosell.com
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timapima.store
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pt1o.com
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akja.xyz
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17thelable.com
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sonyahappybirthday.com
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hicraftroofing.com
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freedomfundsusa.com
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luxebike.xyz
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juvnuq.com
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eventvenuefremont.com
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otjgh.com
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automatenmax.com
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homebarlounge.com
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easybtc.club
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actorpalm.xyz
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163655.xyz
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thelisapalooza.com
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theboundlessfemale.com
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teamsportsmerch.com
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defikingdems.com
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sabtefarham.com
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kerwen.store
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kooramix.com
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gleamteethwhitening.com
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myspiritualliberation.com
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flc88.xyz
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wrighttalk.com
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bavmetal.online
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webtraffic.site
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52bsyx.com
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ev2030.xyz
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printbabu.xyz
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ycjtwy.net
Signatures
- suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
- Formbook Payload 2 IoCs
resource yara_rule behavioral2/memory/3888-137-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral2/memory/1664-144-0x0000000000460000-0x000000000048F000-memory.dmp formbook - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 492 set thread context of 3888 492 doc.exe 89 PID 3888 set thread context of 3020 3888 doc.exe 50 PID 1664 set thread context of 3020 1664 rundll32.exe 50 - Suspicious behavior: EnumeratesProcesses 46 IoCs
pid Process 3888 doc.exe 3888 doc.exe 3888 doc.exe 3888 doc.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe 1664 rundll32.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3020 Explorer.EXE - Suspicious behavior: MapViewOfSection 5 IoCs
pid Process 3888 doc.exe 3888 doc.exe 3888 doc.exe 1664 rundll32.exe 1664 rundll32.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3888 doc.exe Token: SeDebugPrivilege 1664 rundll32.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 492 wrote to memory of 3888 492 doc.exe 89 PID 492 wrote to memory of 3888 492 doc.exe 89 PID 492 wrote to memory of 3888 492 doc.exe 89 PID 492 wrote to memory of 3888 492 doc.exe 89 PID 492 wrote to memory of 3888 492 doc.exe 89 PID 492 wrote to memory of 3888 492 doc.exe 89 PID 3020 wrote to memory of 1664 3020 Explorer.EXE 93 PID 3020 wrote to memory of 1664 3020 Explorer.EXE 93 PID 3020 wrote to memory of 1664 3020 Explorer.EXE 93 PID 1664 wrote to memory of 2288 1664 rundll32.exe 95 PID 1664 wrote to memory of 2288 1664 rundll32.exe 95 PID 1664 wrote to memory of 2288 1664 rundll32.exe 95
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Users\Admin\AppData\Local\Temp\doc.exe"C:\Users\Admin\AppData\Local\Temp\doc.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:492 -
C:\Users\Admin\AppData\Local\Temp\doc.exe"C:\Users\Admin\AppData\Local\Temp\doc.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3888
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C:\Windows\SysWOW64\autoconv.exe"C:\Windows\SysWOW64\autoconv.exe"2⤵PID:3336
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C:\Windows\SysWOW64\autoconv.exe"C:\Windows\SysWOW64\autoconv.exe"2⤵PID:3484
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\SysWOW64\rundll32.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\doc.exe"3⤵PID:2288
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