Analysis
- max time kernel
133s - max time network
128s - platform
windows10-2004_x64 - resource
win10v2004-20240419-en - resource tags
- submitted
08/05/2024, 09:50
General
- Target a369bc4afec47220b6b868d01f5a2c8064c2cbe26f373430cdf908c79e8c993a.exe
- Size 368KB
- Sample240508-lvc3fsef21
- SHA256 a369bc4afec47220b6b868d01f5a2c8064c2cbe26f373430cdf908c79e8c993a
Malware Config
Extracted
-
stealc
-
http://185.172.128.150
-
url_path
/c698e1bc8a2f5e6d.php
Signatures
- Detect ZGRat V1 3 IoCs
- Stealc
Stealc is an infostealer written in C++.
- ZGRat
ZGRat is remote access trojan written in C#.
- Downloads MZ/PE file
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 2 IoCs
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 28 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 7 IoCs
- Suspicious use of SendNotifyMessage 7 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\a369bc4afec47220b6b868d01f5a2c8064c2cbe26f373430cdf908c79e8c993a.exe"C:\Users\Admin\AppData\Local\Temp\a369bc4afec47220b6b868d01f5a2c8064c2cbe26f373430cdf908c79e8c993a.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u3qo.0.exe"C:\Users\Admin\AppData\Local\Temp\u3qo.0.exe"2⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4588 -s 13003⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u3qo.1.exe"C:\Users\Admin\AppData\Local\Temp\u3qo.1.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe"C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD13⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 10482⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4848 -ip 48481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4588 -ip 45881⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
ioloDMLog.txt
u3qo.0.exe
u3qo.1.exe
memory/2864-64-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/2864-53-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4360-71-0x0000015B3A580000-0x0000015B3A58A000-memory.dmp
memory/4360-75-0x0000015B3A730000-0x0000015B3A752000-memory.dmp
memory/4360-94-0x0000015B40170000-0x0000015B4018E000-memory.dmp
memory/4360-93-0x0000015B40210000-0x0000015B40286000-memory.dmp
memory/4360-92-0x0000015B3FE30000-0x0000015B3FE3C000-memory.dmp
memory/4360-89-0x0000015B40670000-0x0000015B40B98000-memory.dmp
memory/4360-88-0x0000015B40120000-0x0000015B40142000-memory.dmp
memory/4360-87-0x0000015B400C0000-0x0000015B40122000-memory.dmp
memory/4360-86-0x0000015B3FE10000-0x0000015B3FE1A000-memory.dmp
memory/4360-65-0x0000015B1C760000-0x0000015B1FF94000-memory.dmp
memory/4360-66-0x0000015B3A8B0000-0x0000015B3A9BA000-memory.dmp
memory/4360-67-0x0000015B21BF0000-0x0000015B21C00000-memory.dmp
memory/4360-68-0x0000015B3A510000-0x0000015B3A51C000-memory.dmp
memory/4360-69-0x0000015B21C30000-0x0000015B21C44000-memory.dmp
memory/4360-70-0x0000015B3A560000-0x0000015B3A584000-memory.dmp
memory/4360-85-0x0000015B3EF20000-0x0000015B3EF28000-memory.dmp
memory/4360-72-0x0000015B3A6D0000-0x0000015B3A6FA000-memory.dmp
memory/4360-73-0x0000015B3AB00000-0x0000015B3ABB2000-memory.dmp
memory/4360-74-0x0000015B3ABB0000-0x0000015B3AC00000-memory.dmp
memory/4360-84-0x0000015B3EF00000-0x0000015B3EF0E000-memory.dmp
memory/4360-76-0x0000015B3A590000-0x0000015B3A59A000-memory.dmp
memory/4360-80-0x0000015B3AC00000-0x0000015B3AF00000-memory.dmp
memory/4360-82-0x0000015B3EFB0000-0x0000015B3EFB8000-memory.dmp
memory/4360-83-0x0000015B3EF30000-0x0000015B3EF68000-memory.dmp
memory/4588-14-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4588-103-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4588-101-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4588-15-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4588-51-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4588-13-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4588-99-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4588-97-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4848-1-0x0000000001A90000-0x0000000001B90000-memory.dmp
memory/4848-35-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4848-34-0x0000000000400000-0x0000000001A26000-memory.dmp
memory/4848-3-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4848-2-0x0000000003660000-0x00000000036CC000-memory.dmp