Analysis
- max time kernel
148s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
11/04/2024, 04:12
General
- Target 6652cf1732b2465b27fc50e4f8d6bd48.exe
- Size 497KB
- Sample240411-eshftsca27
- SHA256 10717b3839fd94baeb7cf9e7001163f937f47063efced522ee64c41a98fe3b7d
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\6652cf1732b2465b27fc50e4f8d6bd48.exe"C:\Users\Admin\AppData\Local\Temp\6652cf1732b2465b27fc50e4f8d6bd48.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u210.0.exe"C:\Users\Admin\AppData\Local\Temp\u210.0.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\KECBGCGCGI.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\KECBGCGCGI.exe"C:\Users\Admin\AppData\Local\Temp\KECBGCGCGI.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\KECBGCGCGI.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 388 -s 24803⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\u210.1.exe"C:\Users\Admin\AppData\Local\Temp\u210.1.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 2628 -s 11522⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2628 -ip 26281⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 388 -ip 3881⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
Are.docx
mozglue.dll
nss3.dll
KECBGCGCGI.exe
u210.0.exe
u210.1.exe
memory/224-190-0x00000000720C0000-0x0000000072870000-memory.dmp
memory/224-189-0x0000000000FF0000-0x0000000001010000-memory.dmp
memory/224-195-0x00000000720C0000-0x0000000072870000-memory.dmp
memory/388-28-0x0000000000400000-0x000000000063B000-memory.dmp
memory/388-191-0x0000000000400000-0x000000000063B000-memory.dmp
memory/388-35-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/388-120-0x0000000000400000-0x000000000063B000-memory.dmp
memory/388-25-0x0000000002250000-0x0000000002277000-memory.dmp
memory/388-172-0x0000000000400000-0x000000000063B000-memory.dmp
memory/388-139-0x0000000000400000-0x000000000063B000-memory.dmp
memory/388-170-0x0000000000730000-0x0000000000830000-memory.dmp
memory/388-166-0x0000000002250000-0x0000000002277000-memory.dmp
memory/388-24-0x0000000000730000-0x0000000000830000-memory.dmp
memory/2012-23-0x00000000026A0000-0x00000000026A1000-memory.dmp
memory/2012-121-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/2012-136-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/2104-151-0x00000218D7AF0000-0x00000218D7B66000-memory.dmp
memory/2104-174-0x00000218DBE30000-0x00000218DBE3E000-memory.dmp
memory/2104-145-0x00000218D74C0000-0x00000218D74E4000-memory.dmp
memory/2104-146-0x00000218D74F0000-0x00000218D74FA000-memory.dmp
memory/2104-147-0x00000218D7510000-0x00000218D753A000-memory.dmp
memory/2104-148-0x00000218D78E0000-0x00000218D7992000-memory.dmp
memory/2104-149-0x00000218D7990000-0x00000218D7A0A000-memory.dmp
memory/2104-150-0x00000218D7A10000-0x00000218D7A72000-memory.dmp
memory/2104-142-0x00000218D64E0000-0x00000218D64F0000-memory.dmp
memory/2104-152-0x00000218D64C0000-0x00000218D64CA000-memory.dmp
memory/2104-156-0x00000218D7B70000-0x00000218D7E70000-memory.dmp
memory/2104-143-0x00000218D6500000-0x00000218D650C000-memory.dmp
memory/2104-141-0x00000218D7570000-0x00000218D7680000-memory.dmp
memory/2104-167-0x00000218D7560000-0x00000218D7570000-memory.dmp
memory/2104-169-0x00000218DC520000-0x00000218DC528000-memory.dmp
memory/2104-140-0x00000218D7560000-0x00000218D7570000-memory.dmp
memory/2104-171-0x00000218D7560000-0x00000218D7570000-memory.dmp
memory/2104-173-0x00000218DBE60000-0x00000218DBE98000-memory.dmp
memory/2104-138-0x00000218B8690000-0x00000218BBF88000-memory.dmp
memory/2104-144-0x00000218D64F0000-0x00000218D6504000-memory.dmp
memory/2104-175-0x00000218D7E70000-0x00000218D7E7A000-memory.dmp
memory/2104-176-0x00000218D7E80000-0x00000218D7EA2000-memory.dmp
memory/2104-177-0x00000218DD280000-0x00000218DD7A8000-memory.dmp
memory/2104-180-0x00000218D7EF0000-0x00000218D7F40000-memory.dmp
memory/2104-182-0x00000218D7560000-0x00000218D7570000-memory.dmp
memory/2104-181-0x00000218D7EA0000-0x00000218D7EAC000-memory.dmp
memory/2104-137-0x00007FFC75D90000-0x00007FFC76851000-memory.dmp
memory/2104-203-0x00000218D7560000-0x00000218D7570000-memory.dmp
memory/2104-202-0x00000218D7560000-0x00000218D7570000-memory.dmp
memory/2104-201-0x00000218D7560000-0x00000218D7570000-memory.dmp
memory/2104-193-0x00000218D7F40000-0x00000218D7F62000-memory.dmp
memory/2104-200-0x00000218D7560000-0x00000218D7570000-memory.dmp
memory/2104-196-0x00000218D7F70000-0x00000218D7F8E000-memory.dmp
memory/2104-198-0x00007FFC75D90000-0x00007FFC76851000-memory.dmp
memory/2104-199-0x00000218D7560000-0x00000218D7570000-memory.dmp
memory/2628-1-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/2628-2-0x0000000000750000-0x00000000007BC000-memory.dmp
memory/2628-3-0x0000000000400000-0x000000000048C000-memory.dmp
memory/2628-47-0x0000000000400000-0x000000000048C000-memory.dmp
memory/2628-49-0x0000000000750000-0x00000000007BC000-memory.dmp