Analysis
- max time kernel
150s - max time network
136s - platform
windows7_x64 - resource
win7-20220414-en - submitted
09/05/2022, 04:19
Static task
static1
Behavioral task
behavioral1
Sample
QUOTE_8392.exe
Resource
win7-20220414-en
General
- Target QUOTE_8392.exe
- Size 559KB
- Sample220509-exhbmacch7
- SHA256 87945ecb2a81ea654a98c72800f03a4202873f30f58212cdec3d6d577be04d4d
- MD5 84c61a7293e34986b51bbe02160005a1
- SHA1 7e790f1f9250c78afed30f1ab29f75269938dadf
- SHA512 3d70d27b7e5bc4b641cfde96c845ac9f319e2dd3d92a6b139de43ae5df103f5fd5efa135b37f4245a69a09ad3b2fe2599d6a5fa72c83489f53464cf1a5d6e04f
- MD5 SHA1 SHA512
Malware Config
Extracted
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formbook
-
4.1
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ky13
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haixiangfood.com
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stayat30aandbeyond.com
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gyakutannikki.com
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kouken-web.com
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golden-ears8.xyz
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prombanking.com
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globalinvestmentsblog.com
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impactliving.life
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akvamaster.net
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orbitercl.com
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gue-elektrotechnik.com
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yolo9-ukraine.store
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undividedsociety.com
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digitashore.com
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youcangethim.com
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cczbjx.com
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bam777.com
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flbmqkyvpnqlegt.xyz
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crawlananalyse.com
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doctorcarehealth.com
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jinatmart.com
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freelanceportugal.com
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detail-guy.com
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coatweather.com
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cangjigedh.space
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psconsulting.biz
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blisswalkinbathtubs.com
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conversabuild.com
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48252.xyz
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uydyd.icu
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kehregeueeenus.xyz
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tranquility-x.com
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script-swap.com
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36935.xyz
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radiologyprotocol.com
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proudbeautyuk.com
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mpv.quest
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hennolondon.com
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themessi.com
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larissaflorist.com
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bracescheap.com
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kennyandthejerks.com
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shiroiroblog.com
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ourpetshop.xyz
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tusabogadosespecialistas.com
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devolution.space
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winnerzcircle.life
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bikeshopblog.com
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rarewhiskyexchange.online
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devilishfeline.com
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gravitateszwcxvb.download
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hometomywebsite.com
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masterhitech.com
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tinscm.xyz
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soninfaith.com
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ttweberhydraulic.net
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unippsy.com
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dauthy.net
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inkmagnate.com
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zhongzhenbc.com
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mrkhab.com
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sundragonexim.com
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shriramagrocenter.com
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witchrose.com
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builtbyari.com
Signatures
- suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
- Formbook Payload 4 IoCs
resource yara_rule behavioral1/memory/828-63-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral1/memory/828-64-0x000000000041F130-mapping.dmp formbook behavioral1/memory/828-66-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral1/memory/844-73-0x0000000000090000-0x00000000000BF000-memory.dmp formbook - Deletes itself 1 IoCs
pid Process 1056 cmd.exe - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1084 set thread context of 828 1084 QUOTE_8392.exe 28 PID 828 set thread context of 1280 828 QUOTE_8392.exe 15 PID 844 set thread context of 1280 844 chkdsk.exe 15 - Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier chkdsk.exe - Suspicious behavior: EnumeratesProcesses 19 IoCs
pid Process 828 QUOTE_8392.exe 828 QUOTE_8392.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe 844 chkdsk.exe - Suspicious behavior: MapViewOfSection 5 IoCs
pid Process 828 QUOTE_8392.exe 828 QUOTE_8392.exe 828 QUOTE_8392.exe 844 chkdsk.exe 844 chkdsk.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 828 QUOTE_8392.exe Token: SeDebugPrivilege 844 chkdsk.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1280 Explorer.EXE 1280 Explorer.EXE - Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1280 Explorer.EXE 1280 Explorer.EXE - Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1084 wrote to memory of 828 1084 QUOTE_8392.exe 28 PID 1084 wrote to memory of 828 1084 QUOTE_8392.exe 28 PID 1084 wrote to memory of 828 1084 QUOTE_8392.exe 28 PID 1084 wrote to memory of 828 1084 QUOTE_8392.exe 28 PID 1084 wrote to memory of 828 1084 QUOTE_8392.exe 28 PID 1084 wrote to memory of 828 1084 QUOTE_8392.exe 28 PID 1084 wrote to memory of 828 1084 QUOTE_8392.exe 28 PID 1280 wrote to memory of 844 1280 Explorer.EXE 29 PID 1280 wrote to memory of 844 1280 Explorer.EXE 29 PID 1280 wrote to memory of 844 1280 Explorer.EXE 29 PID 1280 wrote to memory of 844 1280 Explorer.EXE 29 PID 844 wrote to memory of 1056 844 chkdsk.exe 30 PID 844 wrote to memory of 1056 844 chkdsk.exe 30 PID 844 wrote to memory of 1056 844 chkdsk.exe 30 PID 844 wrote to memory of 1056 844 chkdsk.exe 30
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1280 -
C:\Users\Admin\AppData\Local\Temp\QUOTE_8392.exe"C:\Users\Admin\AppData\Local\Temp\QUOTE_8392.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Users\Admin\AppData\Local\Temp\QUOTE_8392.exe"C:\Users\Admin\AppData\Local\Temp\QUOTE_8392.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:828
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-
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C:\Windows\SysWOW64\chkdsk.exe"C:\Windows\SysWOW64\chkdsk.exe"2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:844 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\QUOTE_8392.exe"3⤵
- Deletes itself
PID:1056
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