Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
03/04/2024, 09:23
General
- Target a76697e5599c23079907376be04301b89d58cb460c905d1eab9e3a61367dfce1.exe
- Size 428KB
- Sample240403-lcq7csca39
- SHA256 a76697e5599c23079907376be04301b89d58cb460c905d1eab9e3a61367dfce1
Malware Config
Extracted
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stealc
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http://185.172.128.209
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url_path
/3cd2b41cbde8fc9c.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 4 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 3 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.
- Runs ping.exe 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 30 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 7 IoCs
- Suspicious use of SendNotifyMessage 7 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\a76697e5599c23079907376be04301b89d58cb460c905d1eab9e3a61367dfce1.exe"C:\Users\Admin\AppData\Local\Temp\a76697e5599c23079907376be04301b89d58cb460c905d1eab9e3a61367dfce1.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u2fg.0.exe"C:\Users\Admin\AppData\Local\Temp\u2fg.0.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\DGIJECGDGC.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DGIJECGDGC.exe"C:\Users\Admin\AppData\Local\Temp\DGIJECGDGC.exe"4⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\DGIJECGDGC.exe5⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping 2.2.2.2 -n 1 -w 30006⤵
- Runs ping.exe
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 720 -s 22803⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\u2fg.1.exe"C:\Users\Admin\AppData\Local\Temp\u2fg.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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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3148 -s 11482⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3148 -ip 31481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 720 -ip 7201⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
DGIJECGDGC.exe
u2fg.0.exe
u2fg.1.exe
memory/628-110-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/628-113-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/628-26-0x00000000027E0000-0x00000000027E1000-memory.dmp
memory/720-13-0x00000000008D0000-0x00000000009D0000-memory.dmp
memory/720-37-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/720-100-0x0000000000400000-0x0000000000866000-memory.dmp
memory/720-193-0x0000000000400000-0x0000000000866000-memory.dmp
memory/720-15-0x0000000000400000-0x0000000000866000-memory.dmp
memory/720-137-0x00000000008D0000-0x00000000009D0000-memory.dmp
memory/720-14-0x00000000024C0000-0x00000000024E7000-memory.dmp
memory/720-174-0x0000000000400000-0x0000000000866000-memory.dmp
memory/1036-192-0x00000000726D0000-0x0000000072E80000-memory.dmp
memory/1036-191-0x00000000000E0000-0x0000000000100000-memory.dmp
memory/1036-194-0x0000000002410000-0x0000000002420000-memory.dmp
memory/1036-197-0x00000000726D0000-0x0000000072E80000-memory.dmp
memory/1480-114-0x00007FFCCD2D0000-0x00007FFCCDD91000-memory.dmp
memory/1480-143-0x0000024674290000-0x00000246747B8000-memory.dmp
memory/1480-122-0x000002466DFF0000-0x000002466DFFA000-memory.dmp
memory/1480-124-0x000002466E6A0000-0x000002466E6CA000-memory.dmp
memory/1480-123-0x000002466E290000-0x000002466E342000-memory.dmp
memory/1480-125-0x000002466E6D0000-0x000002466E74A000-memory.dmp
memory/1480-126-0x000002466E750000-0x000002466E7B2000-memory.dmp
memory/1480-127-0x000002466E830000-0x000002466E8A6000-memory.dmp
memory/1480-128-0x000002466E160000-0x000002466E16A000-memory.dmp
memory/1480-132-0x000002466E8B0000-0x000002466EBB0000-memory.dmp
memory/1480-135-0x00000246724E0000-0x00000246724E8000-memory.dmp
memory/1480-134-0x000002466DFC0000-0x000002466DFD0000-memory.dmp
memory/1480-136-0x000002466DFC0000-0x000002466DFD0000-memory.dmp
memory/1480-120-0x000002466DFD0000-0x000002466DFE4000-memory.dmp
memory/1480-139-0x000002466DFC0000-0x000002466DFD0000-memory.dmp
memory/1480-138-0x0000024672BE0000-0x0000024672C18000-memory.dmp
memory/1480-140-0x0000024672BB0000-0x0000024672BBE000-memory.dmp
memory/1480-141-0x0000024673D30000-0x0000024673D3A000-memory.dmp
memory/1480-142-0x0000024673D40000-0x0000024673D62000-memory.dmp
memory/1480-121-0x000002466E140000-0x000002466E164000-memory.dmp
memory/1480-147-0x0000024673B00000-0x0000024673B50000-memory.dmp
memory/1480-146-0x000002466DFC0000-0x000002466DFD0000-memory.dmp
memory/1480-148-0x0000024673AB0000-0x0000024673ABC000-memory.dmp
memory/1480-119-0x000002466DFE0000-0x000002466DFEC000-memory.dmp
memory/1480-118-0x0000024655710000-0x0000024655720000-memory.dmp
memory/1480-168-0x0000024673B50000-0x0000024673B72000-memory.dmp
memory/1480-173-0x0000024673B80000-0x0000024673B9E000-memory.dmp
memory/1480-117-0x000002466E450000-0x000002466E560000-memory.dmp
memory/1480-116-0x000002466DFC0000-0x000002466DFD0000-memory.dmp
memory/1480-115-0x0000024650260000-0x0000024653B58000-memory.dmp
memory/1480-202-0x000002466DFC0000-0x000002466DFD0000-memory.dmp
memory/1480-201-0x000002466DFC0000-0x000002466DFD0000-memory.dmp
memory/1480-199-0x000002466DFC0000-0x000002466DFD0000-memory.dmp
memory/1480-200-0x000002466DFC0000-0x000002466DFD0000-memory.dmp
memory/1480-198-0x00007FFCCD2D0000-0x00007FFCCDD91000-memory.dmp
memory/3148-2-0x00000000025E0000-0x000000000264C000-memory.dmp
memory/3148-3-0x0000000000400000-0x0000000000889000-memory.dmp
memory/3148-31-0x0000000000400000-0x0000000000889000-memory.dmp
memory/3148-32-0x00000000025E0000-0x000000000264C000-memory.dmp
memory/3148-1-0x00000000008F0000-0x00000000009F0000-memory.dmp