Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
21/11/2022, 10:56
General
- Target Shipping Document_pdf.gz.exe
- Size 269KB
- Sample221121-m1ph4sbb9t
- SHA256 8a5eebc7b8520bde5c361db7249fe0d5286e9074dc7e0bfc555f3f2a1166bb2a
Malware Config
Extracted
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formbook
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4.1
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sy01
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aeria.life
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jotted.community
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mozarspalace.com
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bfkoxoih.work
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doganmuzik.com
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ljsq.shop
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vitalitycook.store
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74574575.xyz
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infiniteuniverse.site
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storkrv.com
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amendmentsymmetrical.top
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adevodigital.com
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renammsac.com
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tptretry.info
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ninfainacquerello.com
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25038.top
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httpsthothub.lol
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yvxbt.com
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72028.top
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vzxtopi.xyz
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 4 IoCs
- Executes dropped EXE 2 IoCs
- Suspicious use of SetThreadContext 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 60 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Shipping Document_pdf.gz.exe"C:\Users\Admin\AppData\Local\Temp\Shipping Document_pdf.gz.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ggklra.exe"C:\Users\Admin\AppData\Local\Temp\ggklra.exe" C:\Users\Admin\AppData\Local\Temp\rngloeuwk.ady3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ggklra.exe"C:\Users\Admin\AppData\Local\Temp\ggklra.exe" C:\Users\Admin\AppData\Local\Temp\rngloeuwk.ady4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\wlanext.exe"C:\Windows\SysWOW64\wlanext.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\ggklra.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
ggklra.exe
ggklra.exe
ggklra.exe
rngloeuwk.ady
ucsihbvuh.fvx
memory/676-142-0x0000000002790000-0x0000000002927000-memory.dmp
memory/676-154-0x0000000007BD0000-0x0000000007D1E000-memory.dmp
memory/676-152-0x0000000007BD0000-0x0000000007D1E000-memory.dmp
memory/676-144-0x0000000007AC0000-0x0000000007BCE000-memory.dmp
memory/2180-141-0x00000000005C0000-0x00000000005D4000-memory.dmp
memory/2180-143-0x0000000000630000-0x0000000000644000-memory.dmp
memory/2180-140-0x0000000000AB0000-0x0000000000DFA000-memory.dmp
memory/2180-139-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2180-146-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4332-148-0x0000000000480000-0x0000000000497000-memory.dmp
memory/4332-149-0x0000000001640000-0x000000000198A000-memory.dmp
memory/4332-150-0x0000000000E50000-0x0000000000E7F000-memory.dmp
memory/4332-151-0x00000000013A0000-0x0000000001433000-memory.dmp
memory/4332-153-0x0000000000E50000-0x0000000000E7F000-memory.dmp