Analysis
- max time kernel
142s - max time network
129s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
- submitted
05/05/2024, 16:49
General
- Target 4868254c2ef5a71bc705f2fa0e0ca61a25660312621fe7af385fa9d9e60ff379.exe
- Size 416KB
- Sample240505-vbv9csfb9y
- SHA256 4868254c2ef5a71bc705f2fa0e0ca61a25660312621fe7af385fa9d9e60ff379
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 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\4868254c2ef5a71bc705f2fa0e0ca61a25660312621fe7af385fa9d9e60ff379.exe"C:\Users\Admin\AppData\Local\Temp\4868254c2ef5a71bc705f2fa0e0ca61a25660312621fe7af385fa9d9e60ff379.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u160.0.exe"C:\Users\Admin\AppData\Local\Temp\u160.0.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 360 -s 24723⤵
- Program crash
-
-
-
C:\Users\Admin\AppData\Local\Temp\u160.1.exe"C:\Users\Admin\AppData\Local\Temp\u160.1.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 1512 -s 11642⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1512 -ip 15121⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 360 -ip 3601⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
Are.docx
mozglue.dll
nss3.dll
u160.0.exe
u160.1.exe
memory/360-49-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/360-33-0x0000000000400000-0x0000000002B02000-memory.dmp
memory/360-91-0x0000000000400000-0x0000000002B02000-memory.dmp
memory/360-181-0x0000000000400000-0x0000000002B02000-memory.dmp
memory/360-167-0x0000000000400000-0x0000000002B02000-memory.dmp
memory/1512-27-0x0000000000400000-0x0000000002B25000-memory.dmp
memory/1512-3-0x0000000000400000-0x000000000046F000-memory.dmp
memory/1512-28-0x0000000000400000-0x000000000046F000-memory.dmp
memory/1512-1-0x0000000002E90000-0x0000000002F90000-memory.dmp
memory/1512-2-0x0000000002FB0000-0x000000000301C000-memory.dmp
memory/4184-92-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4184-104-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4492-116-0x00000211B1B40000-0x00000211B1BF2000-memory.dmp
memory/4492-132-0x00000211B6A90000-0x00000211B6A9A000-memory.dmp
memory/4492-115-0x00000211B18A0000-0x00000211B18CA000-memory.dmp
memory/4492-113-0x00000211B1830000-0x00000211B1854000-memory.dmp
memory/4492-117-0x00000211B1BF0000-0x00000211B1C6A000-memory.dmp
memory/4492-118-0x00000211B1C70000-0x00000211B1CD2000-memory.dmp
memory/4492-119-0x00000211B1D50000-0x00000211B1DC6000-memory.dmp
memory/4492-120-0x00000211B1870000-0x00000211B187A000-memory.dmp
memory/4492-124-0x00000211B1DD0000-0x00000211B20D0000-memory.dmp
memory/4492-129-0x00000211B67F0000-0x00000211B67F8000-memory.dmp
memory/4492-131-0x00000211B6140000-0x00000211B614E000-memory.dmp
memory/4492-130-0x00000211B6170000-0x00000211B61A8000-memory.dmp
memory/4492-133-0x00000211B6AA0000-0x00000211B6AC2000-memory.dmp
memory/4492-114-0x00000211B1860000-0x00000211B186A000-memory.dmp
memory/4492-134-0x00000211B6FF0000-0x00000211B7518000-memory.dmp
memory/4492-138-0x00000211B6810000-0x00000211B681C000-memory.dmp
memory/4492-137-0x00000211B6860000-0x00000211B68B0000-memory.dmp
memory/4492-112-0x00000211B17C0000-0x00000211B17D4000-memory.dmp
memory/4492-110-0x00000211B1480000-0x00000211B1490000-memory.dmp
memory/4492-156-0x00000211B68B0000-0x00000211B68D2000-memory.dmp
memory/4492-157-0x00000211B68E0000-0x00000211B68FE000-memory.dmp
memory/4492-111-0x00000211B17D0000-0x00000211B17DC000-memory.dmp
memory/4492-109-0x00000211B18E0000-0x00000211B19F0000-memory.dmp
memory/4492-105-0x0000021193640000-0x0000021196F38000-memory.dmp
memory/4492-182-0x00000211B1600000-0x00000211B17B3000-memory.dmp