Analysis
- max time kernel
137s - max time network
133s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
09/05/2024, 19:47
General
- Target af16d622ac4cf88e22429eb6e0ffac4126dfcec5da0911ae8bf41743e66f9e51.exe
- Size 384KB
- Sample240509-yhr23aee22
- SHA256 af16d622ac4cf88e22429eb6e0ffac4126dfcec5da0911ae8bf41743e66f9e51
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\af16d622ac4cf88e22429eb6e0ffac4126dfcec5da0911ae8bf41743e66f9e51.exe"C:\Users\Admin\AppData\Local\Temp\af16d622ac4cf88e22429eb6e0ffac4126dfcec5da0911ae8bf41743e66f9e51.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u1ug.0.exe"C:\Users\Admin\AppData\Local\Temp\u1ug.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 1492 -s 13443⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u1ug.1.exe"C:\Users\Admin\AppData\Local\Temp\u1ug.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
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 2392 -s 12402⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2392 -ip 23921⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1492 -ip 14921⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
ioloDMLog.txt
u1ug.0.exe
u1ug.1.exe
memory/984-89-0x000001E5A4B80000-0x000001E5A4BE2000-memory.dmp
memory/984-77-0x000001E59FDD0000-0x000001E59FDF2000-memory.dmp
memory/984-97-0x000001E5A4920000-0x000001E5A493E000-memory.dmp
memory/984-95-0x000001E5A49C0000-0x000001E5A4A36000-memory.dmp
memory/984-94-0x000001E5A48E0000-0x000001E5A48EC000-memory.dmp
memory/984-91-0x000001E5A5130000-0x000001E5A5658000-memory.dmp
memory/984-90-0x000001E5A4BE0000-0x000001E5A4C02000-memory.dmp
memory/984-88-0x000001E5A4B60000-0x000001E5A4B6A000-memory.dmp
memory/984-87-0x000001E5A4220000-0x000001E5A4228000-memory.dmp
memory/984-78-0x000001E59F7D0000-0x000001E59F7DA000-memory.dmp
memory/984-68-0x000001E59FA80000-0x000001E59FB8A000-memory.dmp
memory/984-69-0x000001E585780000-0x000001E585790000-memory.dmp
memory/984-70-0x000001E59F730000-0x000001E59F73C000-memory.dmp
memory/984-71-0x000001E587050000-0x000001E587064000-memory.dmp
memory/984-72-0x000001E59F790000-0x000001E59F7B4000-memory.dmp
memory/984-73-0x000001E59F7C0000-0x000001E59F7CA000-memory.dmp
memory/984-75-0x000001E59F840000-0x000001E59F86A000-memory.dmp
memory/984-74-0x000001E59FB90000-0x000001E59FC42000-memory.dmp
memory/984-85-0x000001E5A4230000-0x000001E5A4268000-memory.dmp
memory/984-76-0x000001E59FE20000-0x000001E59FE70000-memory.dmp
memory/984-67-0x000001E581A60000-0x000001E585294000-memory.dmp
memory/984-82-0x000001E59FE70000-0x000001E5A0170000-memory.dmp
memory/984-84-0x000001E5A48B0000-0x000001E5A48B8000-memory.dmp
memory/984-86-0x000001E5A4200000-0x000001E5A420E000-memory.dmp
memory/1492-96-0x0000000000400000-0x0000000002AF1000-memory.dmp
memory/1492-107-0x0000000000400000-0x0000000002AF1000-memory.dmp
memory/1492-63-0x0000000000400000-0x0000000002AF1000-memory.dmp
memory/1492-105-0x0000000000400000-0x0000000002AF1000-memory.dmp
memory/1492-103-0x0000000000400000-0x0000000002AF1000-memory.dmp
memory/1492-100-0x0000000000400000-0x0000000002AF1000-memory.dmp
memory/2392-30-0x0000000000400000-0x0000000002B1E000-memory.dmp
memory/2392-37-0x0000000004840000-0x00000000048AC000-memory.dmp
memory/2392-36-0x0000000000400000-0x000000000046F000-memory.dmp
memory/2392-2-0x0000000004840000-0x00000000048AC000-memory.dmp
memory/2392-3-0x0000000000400000-0x000000000046F000-memory.dmp
memory/2392-1-0x0000000002DA0000-0x0000000002EA0000-memory.dmp
memory/4596-53-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4596-66-0x0000000000400000-0x00000000008AD000-memory.dmp