Analysis
- max time kernel
150s - max time network
139s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
11/02/2022, 12:47
General
- Target rockkkk364531.exe
- Size 293KB
- Sample220211-pz7peacff3
- SHA256 dee29915a45463d25c7f4de2abac14269137c359f848baf8ad4205fb07e2fa0b
Malware Config
Extracted
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formbook
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4.1
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rv12
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alsahger-store.com
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luoboapp1.com
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zjblmp.com
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alreem-mall.com
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wholesalemakeupmiamigarden.com
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getevencattlecompany.com
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fttmachinery.com
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rauqe2m.xyz
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pikeddetail-toglancetoday.info
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apparessenza.com
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g2367.com
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advid-creativ.agency
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mariobet399.com
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seaforesthealth.com
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autopilotinjury.net
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jinchengdingjs.com
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pigeoncontrolfarmington.com
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mallorganicwealthgive.com
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shicclothing.com
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diwakarredhu.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 3 IoCs
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 2 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 31 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SendNotifyMessage 2 IoCs
- Suspicious use of WriteProcessMemory 22 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\rockkkk364531.exe"C:\Users\Admin\AppData\Local\Temp\rockkkk364531.exe"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\dpejngag.exeC:\Users\Admin\AppData\Local\Temp\dpejngag.exe C:\Users\Admin\AppData\Local\Temp\okhqb3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\dpejngag.exeC:\Users\Admin\AppData\Local\Temp\dpejngag.exe C:\Users\Admin\AppData\Local\Temp\okhqb4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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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
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C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\dpejngag.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/520-66-0x000000000041F000-0x0000000000420000-memory.dmp
memory/520-61-0x0000000000400000-0x000000000042F000-memory.dmp
memory/520-64-0x0000000000400000-0x000000000042F000-memory.dmp
memory/520-65-0x0000000000AE0000-0x0000000000DE3000-memory.dmp
memory/520-67-0x0000000000110000-0x0000000000124000-memory.dmp
memory/1208-68-0x0000000006330000-0x000000000649D000-memory.dmp
memory/1208-74-0x0000000003FC0000-0x0000000004091000-memory.dmp
memory/1352-53-0x0000000075CE1000-0x0000000075CE3000-memory.dmp
memory/1388-70-0x00000000009E0000-0x00000000009EE000-memory.dmp
memory/1388-71-0x0000000000090000-0x00000000000BF000-memory.dmp
memory/1388-72-0x00000000020C0000-0x00000000023C3000-memory.dmp
memory/1388-73-0x0000000001E90000-0x0000000001F23000-memory.dmp