Analysis
- max time kernel
134s - max time network
136s - platform
windows11-21h2_x64 - resource
win11-20240419-en - resource tags
- submitted
01/05/2024, 23:23
General
- Target 3b6ce8c77d5677673f38c5a2965d8a73945afa383258b842db694ae1f844b928.exe
- Size 433KB
- Sample240501-3dkjmsab4w
- SHA256 3b6ce8c77d5677673f38c5a2965d8a73945afa383258b842db694ae1f844b928
Malware Config
Extracted
-
stealc
-
http://185.172.128.150
-
url_path
/c698e1bc8a2f5e6d.php
Signatures
- Detect ZGRat V1 3 IoCs
- SectopRAT
SectopRAT is a remote access trojan first seen in November 2019.
- SectopRAT payload 1 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 3 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.
- Suspicious use of SetThreadContext 2 IoCs
- 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 30 IoCs
- Suspicious behavior: MapViewOfSection 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 7 IoCs
- Suspicious use of SendNotifyMessage 7 IoCs
- Suspicious use of SetWindowsHookEx 3 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\3b6ce8c77d5677673f38c5a2965d8a73945afa383258b842db694ae1f844b928.exe"C:\Users\Admin\AppData\Local\Temp\3b6ce8c77d5677673f38c5a2965d8a73945afa383258b842db694ae1f844b928.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u298.0.exe"C:\Users\Admin\AppData\Local\Temp\u298.0.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 3524 -s 24643⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u298.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u298.2\run.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\SysWOW64\cmd.exe3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
-
-
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C:\Users\Admin\AppData\Local\Temp\u298.3.exe"C:\Users\Admin\AppData\Local\Temp\u298.3.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 2924 -s 15882⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2924 -ip 29241⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3524 -ip 35241⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
bef76e36
ioloDMLog.txt
tmpD87F.tmp
tmpD8A1.tmp
u298.0.exe
u298.1.zip
UIxMarketPlugin.dll
bunch.dat
relay.dll
run.exe
whale.dbf
u298.3.exe
memory/1828-278-0x0000000005940000-0x0000000005B02000-memory.dmp
memory/1828-279-0x00000000057F0000-0x0000000005866000-memory.dmp
memory/1828-262-0x0000000070FF0000-0x0000000072307000-memory.dmp
memory/1828-275-0x0000000000F00000-0x0000000000FC6000-memory.dmp
memory/1828-303-0x0000000007D10000-0x0000000007D1A000-memory.dmp
memory/1828-276-0x00000000056D0000-0x0000000005762000-memory.dmp
memory/1828-283-0x0000000006400000-0x000000000641E000-memory.dmp
memory/1828-281-0x0000000005660000-0x000000000566A000-memory.dmp
memory/1828-282-0x0000000006900000-0x0000000006E2C000-memory.dmp
memory/1828-284-0x00000000064D0000-0x0000000006536000-memory.dmp
memory/1828-277-0x0000000005D20000-0x00000000062C6000-memory.dmp
memory/1828-280-0x0000000005870000-0x00000000058C0000-memory.dmp
memory/1896-103-0x00007FFFE9F80000-0x00007FFFEA189000-memory.dmp
memory/1896-129-0x0000000072B90000-0x0000000072D0D000-memory.dmp
memory/1896-102-0x0000000072B90000-0x0000000072D0D000-memory.dmp
memory/2296-162-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/2296-149-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/2924-96-0x0000000000400000-0x0000000002B2A000-memory.dmp
memory/2924-123-0x0000000000400000-0x0000000002B2A000-memory.dmp
memory/2924-3-0x0000000000400000-0x0000000000470000-memory.dmp
memory/2924-2-0x00000000048D0000-0x000000000493D000-memory.dmp
memory/2924-124-0x0000000000400000-0x0000000000470000-memory.dmp
memory/2924-1-0x0000000002E30000-0x0000000002F30000-memory.dmp
memory/3064-147-0x00007FFFE9F80000-0x00007FFFEA189000-memory.dmp
memory/3064-209-0x0000000072B90000-0x0000000072D0D000-memory.dmp
memory/3524-191-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/3524-151-0x0000000000400000-0x0000000002B06000-memory.dmp
memory/3524-274-0x0000000000400000-0x0000000002B06000-memory.dmp
memory/3524-225-0x0000000000400000-0x0000000002B06000-memory.dmp
memory/5100-181-0x0000021FFFC50000-0x0000021FFFC58000-memory.dmp
memory/5100-172-0x0000021FFE920000-0x0000021FFE99A000-memory.dmp
memory/5100-190-0x0000021F9B8C0000-0x0000021F9B8CC000-memory.dmp
memory/5100-186-0x0000021F9C060000-0x0000021F9C588000-memory.dmp
memory/5100-226-0x0000021FFFCE0000-0x0000021FFFD02000-memory.dmp
memory/5100-233-0x0000021FFFD10000-0x0000021FFFD2E000-memory.dmp
memory/5100-183-0x0000021FFFC60000-0x0000021FFFC6E000-memory.dmp
memory/5100-179-0x0000021FFEB00000-0x0000021FFEE00000-memory.dmp
memory/5100-189-0x0000021FFFD30000-0x0000021FFFD80000-memory.dmp
memory/5100-182-0x0000021FFFCA0000-0x0000021FFFCD8000-memory.dmp
memory/5100-185-0x0000021F9B8A0000-0x0000021F9B8C2000-memory.dmp
memory/5100-175-0x0000021FFDBD0000-0x0000021FFDBDA000-memory.dmp
memory/5100-173-0x0000021FFE9A0000-0x0000021FFEA02000-memory.dmp
memory/5100-174-0x0000021FFEA80000-0x0000021FFEAF6000-memory.dmp
memory/5100-170-0x0000021FFE5D0000-0x0000021FFE682000-memory.dmp
memory/5100-169-0x0000021FFE5B0000-0x0000021FFE5BA000-memory.dmp
memory/5100-168-0x0000021FFE590000-0x0000021FFE5B4000-memory.dmp
memory/5100-167-0x0000021FFE400000-0x0000021FFE414000-memory.dmp
memory/5100-166-0x0000021FFE410000-0x0000021FFE41C000-memory.dmp
memory/5100-165-0x0000021FFE3E0000-0x0000021FFE3F0000-memory.dmp
memory/5100-164-0x0000021FFE690000-0x0000021FFE7A0000-memory.dmp
memory/5100-163-0x0000021FF8530000-0x0000021FFBE28000-memory.dmp
memory/5100-184-0x0000021F9BB20000-0x0000021F9BB2A000-memory.dmp
memory/5100-171-0x0000021FFE8F0000-0x0000021FFE91A000-memory.dmp