Analysis
- max time kernel
141s - max time network
135s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
10/05/2024, 00:42
General
- Target ebd0b0b8036b17fa840e69cce9acdc5cc93cd42872c8f6026b6957daa8f98aee.exe
- Size 384KB
- Sample240510-a2mppabg83
- SHA256 ebd0b0b8036b17fa840e69cce9acdc5cc93cd42872c8f6026b6957daa8f98aee
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
- Loads dropped DLL 2 IoCs
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- 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 1 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\ebd0b0b8036b17fa840e69cce9acdc5cc93cd42872c8f6026b6957daa8f98aee.exe"C:\Users\Admin\AppData\Local\Temp\ebd0b0b8036b17fa840e69cce9acdc5cc93cd42872c8f6026b6957daa8f98aee.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u3kw.0.exe"C:\Users\Admin\AppData\Local\Temp\u3kw.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2032 -s 23923⤵
- Program crash
-
-
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C:\Users\Admin\AppData\Local\Temp\u3kw.1.exe"C:\Users\Admin\AppData\Local\Temp\u3kw.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
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2032 -ip 20321⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
Are.docx
mozglue.dll
nss3.dll
ioloDMLog.txt
ioloDMLog.txt
u3kw.0.exe
u3kw.1.exe
memory/2032-171-0x0000000000400000-0x0000000002AF1000-memory.dmp
memory/2032-100-0x0000000000400000-0x0000000002AF1000-memory.dmp
memory/2032-182-0x0000000000400000-0x0000000002AF1000-memory.dmp
memory/2032-101-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/3756-51-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/3756-63-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4072-75-0x000001C1BD5F0000-0x000001C1BD5FA000-memory.dmp
memory/4072-87-0x000001C1DC770000-0x000001C1DC792000-memory.dmp
memory/4072-68-0x000001C1BEE30000-0x000001C1BEE44000-memory.dmp
memory/4072-69-0x000001C1D7780000-0x000001C1D77A4000-memory.dmp
memory/4072-70-0x000001C1D77A0000-0x000001C1D77AA000-memory.dmp
memory/4072-71-0x000001C1D78E0000-0x000001C1D7992000-memory.dmp
memory/4072-72-0x000001C1D7C20000-0x000001C1D7C4A000-memory.dmp
memory/4072-73-0x000001C1D7CA0000-0x000001C1D7CF0000-memory.dmp
memory/4072-74-0x000001C1D7CF0000-0x000001C1D7D12000-memory.dmp
memory/4072-64-0x000001C1B98F0000-0x000001C1BD124000-memory.dmp
memory/4072-79-0x000001C1D7D20000-0x000001C1D8020000-memory.dmp
memory/4072-81-0x000001C1DC740000-0x000001C1DC748000-memory.dmp
memory/4072-84-0x000001C1DC070000-0x000001C1DC078000-memory.dmp
memory/4072-83-0x000001C1DC050000-0x000001C1DC05E000-memory.dmp
memory/4072-82-0x000001C1DC080000-0x000001C1DC0B8000-memory.dmp
memory/4072-66-0x000001C1BD590000-0x000001C1BD5A0000-memory.dmp
memory/4072-86-0x000001C1DCA10000-0x000001C1DCA72000-memory.dmp
memory/4072-85-0x000001C1DC9F0000-0x000001C1DC9FA000-memory.dmp
memory/4072-88-0x000001C1DCFA0000-0x000001C1DD4C8000-memory.dmp
memory/4072-91-0x000001C1DC790000-0x000001C1DC79C000-memory.dmp
memory/4072-92-0x000001C1DC870000-0x000001C1DC8E6000-memory.dmp
memory/4072-93-0x000001C1DC7D0000-0x000001C1DC7EE000-memory.dmp
memory/4072-65-0x000001C1D79C0000-0x000001C1D7ACA000-memory.dmp
memory/4072-67-0x000001C1BEE40000-0x000001C1BEE4C000-memory.dmp
memory/4640-98-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4640-97-0x0000000002F90000-0x0000000002FFC000-memory.dmp
memory/4640-96-0x0000000002C70000-0x0000000002D70000-memory.dmp
memory/4640-2-0x0000000002F90000-0x0000000002FFC000-memory.dmp
memory/4640-50-0x0000000000400000-0x0000000002B1E000-memory.dmp
memory/4640-16-0x0000000000400000-0x0000000002B1E000-memory.dmp
memory/4640-3-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4640-1-0x0000000002C70000-0x0000000002D70000-memory.dmp