Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
06/04/2024, 11:36
General
- Target pos.exe
- Size 404KB
- Sample240406-nqtkraaa38
- SHA256 429add11efba80f4e7d037b428d2dfc76e2c6904b5ff94ab0ccaa1fb4d665348
Malware Config
Extracted
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formbook
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4.1
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u1bs
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ln-safe-keepingmisva4.xyz
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rtfh.xyz
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awolin.link
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metadlf.com
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cardboardcasual.com
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psicoterapiahablada.com
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spaminator.xyz
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hnjqzl.top
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dentalyinovasi.site
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biosynblas.com
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zvyk.store
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shreevishwakarmaservices.com
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showersplash.com
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norbert-roth.com
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londoncapitaltraders.com
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istanbuldonerkebabheroncity.com
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realdiscountsnow.com
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marlinplumbingwnc.com
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magazinadziavane.com
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qantv.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 4 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 48 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\pos.exe"C:\Users\Admin\AppData\Local\Temp\pos.exe"2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\crfRzzma" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAD76.tmp"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\pos.exe"C:\Users\Admin\AppData\Local\Temp\pos.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\SysWOW64\cmd.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\pos.exe"3⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1620-24-0x0000000000E20000-0x0000000000E7A000-memory.dmp
memory/1620-31-0x0000000001520000-0x00000000015B3000-memory.dmp
memory/1620-29-0x0000000000D90000-0x0000000000DBF000-memory.dmp
memory/1620-28-0x00000000016F0000-0x0000000001A3A000-memory.dmp
memory/1620-27-0x0000000000D90000-0x0000000000DBF000-memory.dmp
memory/1620-26-0x0000000000E20000-0x0000000000E7A000-memory.dmp
memory/3040-6-0x00000000051E0000-0x00000000051EE000-memory.dmp
memory/3040-5-0x0000000004E20000-0x0000000004E2A000-memory.dmp
memory/3040-8-0x0000000005040000-0x0000000005050000-memory.dmp
memory/3040-9-0x0000000007A10000-0x0000000007AAC000-memory.dmp
memory/3040-10-0x0000000007AB0000-0x0000000007B08000-memory.dmp
memory/3040-0-0x00000000003B0000-0x000000000041C000-memory.dmp
memory/3040-18-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/3040-2-0x0000000005380000-0x0000000005924000-memory.dmp
memory/3040-3-0x0000000004E70000-0x0000000004F02000-memory.dmp
memory/3040-7-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/3040-4-0x0000000005040000-0x0000000005050000-memory.dmp
memory/3040-1-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/3372-23-0x0000000008E30000-0x0000000008FB6000-memory.dmp
memory/3372-34-0x0000000008FC0000-0x000000000913A000-memory.dmp
memory/3372-35-0x0000000008FC0000-0x000000000913A000-memory.dmp
memory/3372-38-0x0000000008FC0000-0x000000000913A000-memory.dmp
memory/4588-22-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4588-21-0x0000000000FF0000-0x0000000001004000-memory.dmp
memory/4588-20-0x00000000015C0000-0x000000000190A000-memory.dmp
memory/4588-16-0x0000000000400000-0x000000000042F000-memory.dmp