Analysis
- max time kernel
150s - max time network
150s - platform
windows10_x64 - resource
win10v20210410 - submitted
22/06/2021, 14:05
General
- Target DHL DOCUMENTS.exe
- Size 365KB
- Sample210622-rdjt3hwtk2
- SHA256 f925fa78f9d875962f79dacc19be176ef2ae5bfdc9e912ef9f826a20feac7df9
Malware Config
Extracted
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xloader
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2.3
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http://www.joinlittlewheel.com/0mq2/
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vascosamame.com
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fibermyalgia.com
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deleonform.com
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beautybyallierio.com
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kk266.info
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offend-painful.com
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physiotlc.com
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steambackpacktrade.info
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kwunitedtraining.com
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carzincofmemphis.com
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matthewandsarah2020.com
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makeldrworks.com
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reemaircon.com
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thyyufg.com
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belarusnarodovlastieart.com
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allclear.host
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taoshaonianhz.com
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obluebeltlivewdbuy.com
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quickinterchangeableguitars.com
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imperattore.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 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 60 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DHL DOCUMENTS.exe"C:\Users\Admin\AppData\Local\Temp\DHL DOCUMENTS.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DHL DOCUMENTS.exe"C:\Users\Admin\AppData\Local\Temp\DHL DOCUMENTS.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\svchost.exe"C:\Windows\SysWOW64\svchost.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\DHL DOCUMENTS.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1764-118-0x00000000009D0000-0x0000000000CF0000-memory.dmp
memory/1764-119-0x0000000000540000-0x0000000000550000-memory.dmp
memory/1764-117-0x0000000000400000-0x0000000000429000-memory.dmp
memory/2560-123-0x0000000000E10000-0x0000000000E1C000-memory.dmp
memory/2560-124-0x0000000000670000-0x0000000000699000-memory.dmp
memory/2560-125-0x0000000003000000-0x0000000003320000-memory.dmp
memory/2560-126-0x0000000000BE0000-0x0000000000C6F000-memory.dmp
memory/2756-120-0x0000000004C50000-0x0000000004DE0000-memory.dmp
memory/2756-127-0x0000000004DE0000-0x0000000004F53000-memory.dmp