Analysis
- max time kernel
150s - max time network
174s - platform
windows11-21h2_x64 - resource
win11-20240221-en - resource tags
- submitted
07/04/2024, 22:50
General
- Target 29db04ec5a9bfdadbc32c2368bc8a8b5297e13232b7d3a6c0758a78497633215.exe
- Size 505KB
- Sample240407-2sndeagh2t
- SHA256 29db04ec5a9bfdadbc32c2368bc8a8b5297e13232b7d3a6c0758a78497633215
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
- 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 23 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\29db04ec5a9bfdadbc32c2368bc8a8b5297e13232b7d3a6c0758a78497633215.exe"C:\Users\Admin\AppData\Local\Temp\29db04ec5a9bfdadbc32c2368bc8a8b5297e13232b7d3a6c0758a78497633215.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u3o.0.exe"C:\Users\Admin\AppData\Local\Temp\u3o.0.exe"2⤵
- 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\IJEGHJECFC.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\IJEGHJECFC.exe"C:\Users\Admin\AppData\Local\Temp\IJEGHJECFC.exe"4⤵
- 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\IJEGHJECFC.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 2724 -s 25003⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\u3o.1.exe"C:\Users\Admin\AppData\Local\Temp\u3o.1.exe"2⤵
- 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 132 -s 15242⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 132 -ip 1321⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 2724 -ip 27241⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
IJEGHJECFC.exe
u3o.0.exe
u3o.1.exe
memory/132-86-0x0000000002310000-0x000000000237C000-memory.dmp
memory/132-2-0x0000000002310000-0x000000000237C000-memory.dmp
memory/132-3-0x0000000000400000-0x000000000048D000-memory.dmp
memory/132-1-0x0000000000660000-0x0000000000760000-memory.dmp
memory/132-49-0x0000000000400000-0x000000000048D000-memory.dmp
memory/132-85-0x0000000000400000-0x000000000048D000-memory.dmp
memory/408-160-0x0000025968830000-0x0000025968940000-memory.dmp
memory/408-182-0x000002596D050000-0x000002596D05A000-memory.dmp
memory/408-195-0x0000025968500000-0x0000025968510000-memory.dmp
memory/408-194-0x0000025968500000-0x0000025968510000-memory.dmp
memory/408-193-0x0000025968500000-0x0000025968510000-memory.dmp
memory/408-192-0x00007FFDEF490000-0x00007FFDEFF52000-memory.dmp
memory/408-190-0x000002596D7C0000-0x000002596D7DE000-memory.dmp
memory/408-189-0x000002596D790000-0x000002596D7B2000-memory.dmp
memory/408-188-0x000002596D6F0000-0x000002596D6FC000-memory.dmp
memory/408-187-0x000002596D740000-0x000002596D790000-memory.dmp
memory/408-184-0x000002596DEC0000-0x000002596E3E8000-memory.dmp
memory/408-183-0x000002596D970000-0x000002596D992000-memory.dmp
memory/408-181-0x000002596CFD0000-0x000002596CFDE000-memory.dmp
memory/408-157-0x00007FFDEF490000-0x00007FFDEFF52000-memory.dmp
memory/408-158-0x000002594A6D0000-0x000002594DFC8000-memory.dmp
memory/408-159-0x0000025968500000-0x0000025968510000-memory.dmp
memory/408-180-0x000002596D000000-0x000002596D038000-memory.dmp
memory/408-161-0x000002594FD30000-0x000002594FD40000-memory.dmp
memory/408-162-0x0000025968690000-0x000002596869C000-memory.dmp
memory/408-163-0x0000025968680000-0x0000025968694000-memory.dmp
memory/408-164-0x00000259686F0000-0x0000025968714000-memory.dmp
memory/408-165-0x0000025968720000-0x000002596872A000-memory.dmp
memory/408-166-0x0000025968770000-0x0000025968822000-memory.dmp
memory/408-168-0x0000025968AC0000-0x0000025968B3A000-memory.dmp
memory/408-167-0x0000025968A90000-0x0000025968ABA000-memory.dmp
memory/408-169-0x0000025968B40000-0x0000025968BA2000-memory.dmp
memory/408-170-0x0000025968C20000-0x0000025968C96000-memory.dmp
memory/408-171-0x000002594E450000-0x000002594E45A000-memory.dmp
memory/408-175-0x0000025968CA0000-0x0000025968FA0000-memory.dmp
memory/408-177-0x0000025968500000-0x0000025968510000-memory.dmp
memory/408-178-0x0000025968500000-0x0000025968510000-memory.dmp
memory/408-179-0x000002596D6C0000-0x000002596D6C8000-memory.dmp
memory/2724-14-0x0000000000790000-0x00000000007B7000-memory.dmp
memory/2724-139-0x0000000000400000-0x000000000063B000-memory.dmp
memory/2724-13-0x00000000007C0000-0x00000000008C0000-memory.dmp
memory/2724-115-0x0000000000400000-0x000000000063B000-memory.dmp
memory/2724-15-0x0000000000400000-0x000000000063B000-memory.dmp
memory/2724-16-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/3080-143-0x0000000071DC0000-0x0000000072571000-memory.dmp
memory/3080-140-0x00000000058C0000-0x00000000058D0000-memory.dmp
memory/3080-138-0x0000000071DC0000-0x0000000072571000-memory.dmp
memory/3080-137-0x0000000000F70000-0x0000000000F90000-memory.dmp
memory/3548-156-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/3548-70-0x00000000029A0000-0x00000000029A1000-memory.dmp
memory/3548-144-0x0000000000400000-0x00000000008AD000-memory.dmp