Analysis
- max time kernel
146s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
- submitted
10/05/2024, 13:01
General
- Target e6db781e13330cbfe0c4412f1317acd388d206c876dffe63db691c5488b2b0d6.exe
- Size 373KB
- Sample240510-p9cl1sbb76
- SHA256 e6db781e13330cbfe0c4412f1317acd388d206c876dffe63db691c5488b2b0d6
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 21 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\e6db781e13330cbfe0c4412f1317acd388d206c876dffe63db691c5488b2b0d6.exe"C:\Users\Admin\AppData\Local\Temp\e6db781e13330cbfe0c4412f1317acd388d206c876dffe63db691c5488b2b0d6.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u3q8.0.exe"C:\Users\Admin\AppData\Local\Temp\u3q8.0.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 4068 -s 24723⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u3q8.1.exe"C:\Users\Admin\AppData\Local\Temp\u3q8.1.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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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4832 -s 15282⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4832 -ip 48321⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4068 -ip 40681⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
Are.docx
mozglue.dll
nss3.dll
u3q8.0.exe
u3q8.1.exe
memory/3360-118-0x00000255FBC20000-0x00000255FBC34000-memory.dmp
memory/3360-136-0x0000025581020000-0x0000025581082000-memory.dmp
memory/3360-143-0x00000255FFF70000-0x00000255FFF8E000-memory.dmp
memory/3360-142-0x0000025600000000-0x0000025600076000-memory.dmp
memory/3360-141-0x0000025580D80000-0x0000025580D8C000-memory.dmp
memory/3360-138-0x00000255815D0000-0x0000025581AF8000-memory.dmp
memory/3360-137-0x0000025581080000-0x00000255810A2000-memory.dmp
memory/3360-135-0x0000025581000000-0x000002558100A000-memory.dmp
memory/3360-134-0x00000255FFF00000-0x00000255FFF08000-memory.dmp
memory/3360-132-0x00000255FFF30000-0x00000255FFF68000-memory.dmp
memory/3360-133-0x00000255FFEF0000-0x00000255FFEFE000-memory.dmp
memory/3360-131-0x00000255FFEE0000-0x00000255FFEE8000-memory.dmp
memory/3360-129-0x00000255FC240000-0x00000255FC540000-memory.dmp
memory/3360-114-0x00000255DDE30000-0x00000255E1664000-memory.dmp
memory/3360-115-0x00000255FBE20000-0x00000255FBF2A000-memory.dmp
memory/3360-117-0x00000255FBC30000-0x00000255FBC3C000-memory.dmp
memory/3360-116-0x00000255FBC10000-0x00000255FBC20000-memory.dmp
memory/3360-125-0x00000255E3420000-0x00000255E342A000-memory.dmp
memory/3360-119-0x00000255FBC90000-0x00000255FBCB4000-memory.dmp
memory/3360-120-0x00000255FBCC0000-0x00000255FBCCA000-memory.dmp
memory/3360-122-0x00000255FC170000-0x00000255FC19A000-memory.dmp
memory/3360-121-0x00000255FC0C0000-0x00000255FC172000-memory.dmp
memory/3360-123-0x00000255FC1F0000-0x00000255FC240000-memory.dmp
memory/3360-124-0x00000255FC1A0000-0x00000255FC1C2000-memory.dmp
memory/4068-17-0x0000000000400000-0x0000000002576000-memory.dmp
memory/4068-20-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/4068-110-0x0000000000400000-0x0000000002576000-memory.dmp
memory/4068-81-0x0000000000400000-0x0000000002576000-memory.dmp
memory/4068-19-0x0000000000400000-0x0000000002576000-memory.dmp
memory/4068-174-0x0000000000400000-0x0000000002576000-memory.dmp
memory/4068-18-0x0000000000400000-0x0000000002576000-memory.dmp
memory/4200-100-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4200-113-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4832-76-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4832-6-0x0000000002800000-0x0000000002900000-memory.dmp
memory/4832-16-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4832-2-0x00000000042E0000-0x000000000434C000-memory.dmp
memory/4832-4-0x0000000000400000-0x0000000002599000-memory.dmp
memory/4832-3-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4832-1-0x0000000002800000-0x0000000002900000-memory.dmp
memory/4832-69-0x0000000000400000-0x0000000002599000-memory.dmp