Analysis
- max time kernel
131s - max time network
132s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
- submitted
02/05/2024, 07:03
General
- Target 1ab057993643c2e81d7d915cf1431e4ff0ca62270e5e823db7f4ae12f06b5faf.exe
- Size 415KB
- Sample240502-hvcvxabh4v
- SHA256 1ab057993643c2e81d7d915cf1431e4ff0ca62270e5e823db7f4ae12f06b5faf
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 28 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\1ab057993643c2e81d7d915cf1431e4ff0ca62270e5e823db7f4ae12f06b5faf.exe"C:\Users\Admin\AppData\Local\Temp\1ab057993643c2e81d7d915cf1431e4ff0ca62270e5e823db7f4ae12f06b5faf.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u3q0.0.exe"C:\Users\Admin\AppData\Local\Temp\u3q0.0.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 4864 -s 24483⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u3q0.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u3q0.2\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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-
-
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C:\Users\Admin\AppData\Local\Temp\u3q0.3.exe"C:\Users\Admin\AppData\Local\Temp\u3q0.3.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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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4824 -s 15562⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4824 -ip 48241⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4864 -ip 48641⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
Are.docx
mozglue.dll
nss3.dll
a26cb4f8
ioloDMLog.txt
tmpE7FF.tmp
tmpE812.tmp
u3q0.0.exe
u3q0.1.zip
UIxMarketPlugin.dll
bunch.dat
relay.dll
run.exe
whale.dbf
u3q0.3.exe
memory/1444-307-0x0000000007D60000-0x0000000007D6A000-memory.dmp
memory/1444-281-0x0000000005D60000-0x0000000006306000-memory.dmp
memory/1444-286-0x0000000006940000-0x0000000006E6C000-memory.dmp
memory/1444-283-0x00000000057B0000-0x0000000005826000-memory.dmp
memory/1444-287-0x0000000006450000-0x000000000646E000-memory.dmp
memory/1444-285-0x00000000056B0000-0x00000000056BA000-memory.dmp
memory/1444-284-0x0000000005830000-0x0000000005880000-memory.dmp
memory/1444-276-0x0000000073220000-0x0000000074537000-memory.dmp
memory/1444-279-0x0000000000F20000-0x0000000000FE6000-memory.dmp
memory/1444-280-0x0000000005710000-0x00000000057A2000-memory.dmp
memory/1444-288-0x0000000006520000-0x0000000006586000-memory.dmp
memory/1444-282-0x00000000059A0000-0x0000000005B62000-memory.dmp
memory/1540-210-0x0000000072A90000-0x0000000072C0D000-memory.dmp
memory/1540-149-0x0000000072A90000-0x0000000072C0D000-memory.dmp
memory/1540-150-0x00007FFD22F60000-0x00007FFD23169000-memory.dmp
memory/2900-228-0x00007FFD22F60000-0x00007FFD23169000-memory.dmp
memory/2900-274-0x0000000072A90000-0x0000000072C0D000-memory.dmp
memory/4212-248-0x0000025FCA180000-0x0000025FCA1A4000-memory.dmp
memory/4212-269-0x0000025FCF390000-0x0000025FCF3E0000-memory.dmp
memory/4212-243-0x0000025FAC330000-0x0000025FAFC28000-memory.dmp
memory/4212-249-0x0000025FCA1B0000-0x0000025FCA1BA000-memory.dmp
memory/4212-251-0x0000025FCA510000-0x0000025FCA53A000-memory.dmp
memory/4212-250-0x0000025FCA540000-0x0000025FCA5F2000-memory.dmp
memory/4212-252-0x0000025FCA750000-0x0000025FCA7CA000-memory.dmp
memory/4212-253-0x0000025FCA7D0000-0x0000025FCA832000-memory.dmp
memory/4212-254-0x0000025FCA8B0000-0x0000025FCA926000-memory.dmp
memory/4212-255-0x0000025FB1900000-0x0000025FB190A000-memory.dmp
memory/4212-259-0x0000025FCA930000-0x0000025FCAC30000-memory.dmp
memory/4212-261-0x0000025FCF320000-0x0000025FCF328000-memory.dmp
memory/4212-263-0x0000025FCEC30000-0x0000025FCEC3E000-memory.dmp
memory/4212-262-0x0000025FCEC60000-0x0000025FCEC98000-memory.dmp
memory/4212-264-0x0000025FCF5C0000-0x0000025FCF5CA000-memory.dmp
memory/4212-265-0x0000025FCF5D0000-0x0000025FCF5F2000-memory.dmp
memory/4212-266-0x0000025FCFB20000-0x0000025FD0048000-memory.dmp
memory/4212-247-0x0000025FB1930000-0x0000025FB1944000-memory.dmp
memory/4212-270-0x0000025FCF340000-0x0000025FCF34C000-memory.dmp
memory/4212-271-0x0000025FCF3E0000-0x0000025FCF402000-memory.dmp
memory/4212-272-0x0000025FCF410000-0x0000025FCF42E000-memory.dmp
memory/4212-246-0x0000025FCA120000-0x0000025FCA12C000-memory.dmp
memory/4212-245-0x0000025FB1920000-0x0000025FB1930000-memory.dmp
memory/4212-244-0x0000025FCA400000-0x0000025FCA510000-memory.dmp
memory/4824-1-0x0000000001CD0000-0x0000000001DD0000-memory.dmp
memory/4824-204-0x0000000000400000-0x0000000000470000-memory.dmp
memory/4824-203-0x0000000000400000-0x0000000001A33000-memory.dmp
memory/4824-3-0x0000000000400000-0x0000000001A33000-memory.dmp
memory/4824-2-0x0000000000400000-0x0000000000470000-memory.dmp
memory/4840-242-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4840-230-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4864-209-0x0000000000400000-0x0000000001A0D000-memory.dmp
memory/4864-19-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/4864-18-0x0000000000400000-0x0000000001A0D000-memory.dmp
memory/4864-17-0x0000000000400000-0x0000000001A0D000-memory.dmp
memory/4864-16-0x0000000000400000-0x0000000001A0D000-memory.dmp