Analysis
- max time kernel
151s - max time network
150s - platform
windows10_x64 - resource
win10-en - submitted
02/09/2021, 13:21
General
- Target Letter of Intent.exe
- Size 683KB
- Sample210902-qlnj2saac3
- SHA256 53c4fbd222a3aba4620b29b93114f02cd13a7dd7aff01a10e702fa2221ebe6f9
Malware Config
Extracted
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xloader
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2.3
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m6ss
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http://www.datingexrt.com/m6ss/
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imbracesupportprogram.com
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movementalways.com
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gonewlive.com
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masterygene.com
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yufhalf.online
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danieljohnsonstudio.pro
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w-o-o-s.com
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lifehub.digital
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ricomastersonwedding.com
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xn--g-oeusa6b0f2b4jo965b.xyz
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cookeimonstr.com
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gandmtransportation.com
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aonespices.com
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musrentals.info
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nouiu.com
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nargilehvacuum.com
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mimik33.com
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viroorerhoistore.store
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discoveracvr1.com
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youressentialwellbeing.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 3 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Suspicious behavior: EnumeratesProcesses 44 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 12 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\Letter of Intent.exe"C:\Users\Admin\AppData\Local\Temp\Letter of Intent.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\systray.exe"C:\Windows\SysWOW64\systray.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:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/2172-128-0x0000000000AD0000-0x0000000000AE0000-memory.dmp
memory/2172-127-0x00000000010B0000-0x00000000013D0000-memory.dmp
memory/2172-125-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2280-135-0x0000000004CC0000-0x0000000004D4F000-memory.dmp
memory/2280-134-0x0000000004F70000-0x0000000005290000-memory.dmp
memory/2280-133-0x0000000000D90000-0x0000000000DB8000-memory.dmp
memory/2280-132-0x0000000000EE0000-0x0000000000EE6000-memory.dmp
memory/2996-136-0x0000000006160000-0x00000000062CD000-memory.dmp
memory/2996-129-0x0000000005EF0000-0x0000000005FAF000-memory.dmp
memory/3388-121-0x0000000005020000-0x0000000005036000-memory.dmp
memory/3388-124-0x0000000006FB0000-0x0000000006FDA000-memory.dmp
memory/3388-123-0x0000000006F40000-0x0000000006FA0000-memory.dmp
memory/3388-122-0x0000000006FE0000-0x0000000006FE1000-memory.dmp
memory/3388-115-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/3388-120-0x0000000004BE0000-0x00000000050DE000-memory.dmp
memory/3388-119-0x0000000004C80000-0x0000000004C81000-memory.dmp
memory/3388-118-0x0000000004BE0000-0x0000000004BE1000-memory.dmp
memory/3388-117-0x00000000050E0000-0x00000000050E1000-memory.dmp