Analysis
- max time kernel
116s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
13/01/2023, 16:56
General
- Target DHL_DELIVERY_CONFIRMATION_CBJ120130222311011313.exe
- Size 875KB
- Sample230113-vfpblsed81
- SHA256 b65c9b32608d8cb0f3fab995466eadf5461a471069dc7b801c3c5b14fa75fdb8
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- 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 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL_DELIVERY_CONFIRMATION_CBJ120130222311011313.exe"C:\Users\Admin\AppData\Local\Temp\DHL_DELIVERY_CONFIRMATION_CBJ120130222311011313.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lVEvytapGiQ.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lVEvytapGiQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp19F0.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\DHL_DELIVERY_CONFIRMATION_CBJ120130222311011313.exe"C:\Users\Admin\AppData\Local\Temp\DHL_DELIVERY_CONFIRMATION_CBJ120130222311011313.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\DHL_DELIVERY_CONFIRMATION_CBJ120130222311011313.exe"C:\Users\Admin\AppData\Local\Temp\DHL_DELIVERY_CONFIRMATION_CBJ120130222311011313.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
DHL_DELIVERY_CONFIRMATION_CBJ120130222311011313.exe.log
tmp19F0.tmp
memory/3648-146-0x00000000058E0000-0x0000000005902000-memory.dmp
memory/3648-154-0x0000000007BA0000-0x0000000007BBA000-memory.dmp
memory/3648-161-0x0000000007EC0000-0x0000000007EC8000-memory.dmp
memory/3648-139-0x00000000052E0000-0x0000000005316000-memory.dmp
memory/3648-160-0x0000000007EE0000-0x0000000007EFA000-memory.dmp
memory/3648-141-0x00000000059C0000-0x0000000005FE8000-memory.dmp
memory/3648-159-0x0000000007DD0000-0x0000000007DDE000-memory.dmp
memory/3648-156-0x0000000007E20000-0x0000000007EB6000-memory.dmp
memory/3648-155-0x0000000007C10000-0x0000000007C1A000-memory.dmp
memory/3648-153-0x00000000081E0000-0x000000000885A000-memory.dmp
memory/3648-152-0x0000000006E60000-0x0000000006E7E000-memory.dmp
memory/3648-147-0x0000000005FF0000-0x0000000006056000-memory.dmp
memory/3648-148-0x0000000006250000-0x00000000062B6000-memory.dmp
memory/3648-149-0x0000000006890000-0x00000000068AE000-memory.dmp
memory/3648-150-0x0000000007860000-0x0000000007892000-memory.dmp
memory/3648-151-0x0000000070540000-0x000000007058C000-memory.dmp
memory/4760-132-0x0000000000250000-0x0000000000332000-memory.dmp
memory/4760-133-0x0000000005110000-0x00000000056B4000-memory.dmp
memory/4760-136-0x0000000007380000-0x000000000741C000-memory.dmp
memory/4760-134-0x0000000004C00000-0x0000000004C92000-memory.dmp
memory/4760-135-0x0000000004B90000-0x0000000004B9A000-memory.dmp
memory/5072-144-0x0000000000400000-0x0000000000430000-memory.dmp
memory/5072-157-0x0000000006650000-0x00000000066A0000-memory.dmp
memory/5072-158-0x0000000006870000-0x0000000006A32000-memory.dmp