Analysis
- max time kernel
125s - max time network
129s - platform
windows11-21h2_x64 - resource
win11-20240419-en - resource tags
- submitted
08/05/2024, 10:03
General
- Target 23625778e2d4950dbdddec627bfe03e1a9fa4a474b340e4f4ba78125d8a7b7cf.exe
- Size 368KB
- Sample240508-l3eagshe57
- SHA256 23625778e2d4950dbdddec627bfe03e1a9fa4a474b340e4f4ba78125d8a7b7cf
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
- 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 23 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
-
C:\Users\Admin\AppData\Local\Temp\23625778e2d4950dbdddec627bfe03e1a9fa4a474b340e4f4ba78125d8a7b7cf.exe"C:\Users\Admin\AppData\Local\Temp\23625778e2d4950dbdddec627bfe03e1a9fa4a474b340e4f4ba78125d8a7b7cf.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u2qs.0.exe"C:\Users\Admin\AppData\Local\Temp\u2qs.0.exe"2⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4240 -s 11763⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u2qs.1.exe"C:\Users\Admin\AppData\Local\Temp\u2qs.1.exe"2⤵
- 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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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3556 -s 9962⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3556 -ip 35561⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4240 -ip 42401⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
ioloDMLog.txt
u2qs.0.exe
u2qs.1.exe
memory/1052-63-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/1052-51-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/3180-85-0x00000181E8B80000-0x00000181E8B8A000-memory.dmp
memory/3180-73-0x00000181E3E10000-0x00000181E3E60000-memory.dmp
memory/3180-94-0x00000181E8960000-0x00000181E897E000-memory.dmp
memory/3180-92-0x00000181E8A00000-0x00000181E8A76000-memory.dmp
memory/3180-91-0x00000181E8920000-0x00000181E892C000-memory.dmp
memory/3180-88-0x00000181E9130000-0x00000181E9658000-memory.dmp
memory/3180-87-0x00000181E8900000-0x00000181E8922000-memory.dmp
memory/3180-86-0x00000181E8BA0000-0x00000181E8C02000-memory.dmp
memory/3180-64-0x00000181C5A80000-0x00000181C92B4000-memory.dmp
memory/3180-65-0x00000181E39D0000-0x00000181E3ADA000-memory.dmp
memory/3180-66-0x00000181CB0A0000-0x00000181CB0B0000-memory.dmp
memory/3180-67-0x00000181CB0C0000-0x00000181CB0CC000-memory.dmp
memory/3180-68-0x00000181CB0B0000-0x00000181CB0C4000-memory.dmp
memory/3180-69-0x00000181E38A0000-0x00000181E38C4000-memory.dmp
memory/3180-70-0x00000181E3B30000-0x00000181E3B3A000-memory.dmp
memory/3180-71-0x00000181E3CE0000-0x00000181E3D0A000-memory.dmp
memory/3180-72-0x00000181E3D10000-0x00000181E3DC2000-memory.dmp
memory/3180-84-0x00000181E8200000-0x00000181E8208000-memory.dmp
memory/3180-74-0x00000181E3E60000-0x00000181E3E82000-memory.dmp
memory/3180-75-0x00000181E3B40000-0x00000181E3B4A000-memory.dmp
memory/3180-79-0x00000181E3E90000-0x00000181E4190000-memory.dmp
memory/3180-81-0x00000181E88D0000-0x00000181E88D8000-memory.dmp
memory/3180-82-0x00000181E8210000-0x00000181E8248000-memory.dmp
memory/3180-83-0x00000181E81E0000-0x00000181E81EE000-memory.dmp
memory/3556-3-0x0000000000400000-0x000000000046F000-memory.dmp
memory/3556-2-0x0000000001CC0000-0x0000000001D2C000-memory.dmp
memory/3556-1-0x0000000001D60000-0x0000000001E60000-memory.dmp
memory/3556-29-0x0000000000400000-0x0000000001A26000-memory.dmp
memory/3556-30-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4240-14-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4240-50-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4240-13-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4240-96-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4240-99-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4240-101-0x0000000000400000-0x0000000001A03000-memory.dmp
memory/4240-103-0x0000000000400000-0x0000000001A03000-memory.dmp