Analysis
- max time kernel
147s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20240419-en - resource tags
- submitted
03/05/2024, 00:15
General
- Target ac16724197b17108d00811b037e27bb5fc137d9473b34a9a8bd50d260f1915be.exe
- Size 445KB
- Sample240503-aj9rhacb97
- SHA256 ac16724197b17108d00811b037e27bb5fc137d9473b34a9a8bd50d260f1915be
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 5 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 1 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ac16724197b17108d00811b037e27bb5fc137d9473b34a9a8bd50d260f1915be.exe"C:\Users\Admin\AppData\Local\Temp\ac16724197b17108d00811b037e27bb5fc137d9473b34a9a8bd50d260f1915be.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u1t8.0.exe"C:\Users\Admin\AppData\Local\Temp\u1t8.0.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 3108 -s 24243⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u1t8.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u1t8.2\run.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- 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\u1t8.3.exe"C:\Users\Admin\AppData\Local\Temp\u1t8.3.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 2348 -s 15282⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2348 -ip 23481⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 380 -p 3108 -ip 31081⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
d5edd64
ioloDMLog.txt
tmp5540.tmp
tmp5562.tmp
u1t8.0.exe
u1t8.1.zip
ASUS_WMI.dll
ATKEX.dll
AsIO.dll
doubled.doc
protactinium.log
run.exe
u1t8.3.exe
memory/1036-174-0x00007FFC6F6A0000-0x00007FFC6F8A9000-memory.dmp
memory/1036-187-0x0000000072DD0000-0x0000000072F4D000-memory.dmp
memory/2348-3-0x0000000000400000-0x0000000000470000-memory.dmp
memory/2348-169-0x0000000002CA0000-0x0000000002DA0000-memory.dmp
memory/2348-170-0x0000000003110000-0x000000000317D000-memory.dmp
memory/2348-254-0x0000000000400000-0x0000000002B2D000-memory.dmp
memory/2348-167-0x0000000000400000-0x0000000002B2D000-memory.dmp
memory/2348-263-0x0000000000400000-0x0000000000470000-memory.dmp
memory/2348-262-0x0000000000400000-0x0000000002B2D000-memory.dmp
memory/2348-16-0x0000000000400000-0x0000000002B2D000-memory.dmp
memory/2348-175-0x0000000000400000-0x0000000000470000-memory.dmp
memory/2348-1-0x0000000002CA0000-0x0000000002DA0000-memory.dmp
memory/2348-2-0x0000000003110000-0x000000000317D000-memory.dmp
memory/2540-223-0x0000000005380000-0x000000000538A000-memory.dmp
memory/2540-224-0x0000000006590000-0x0000000006ABC000-memory.dmp
memory/2540-189-0x00000000718C0000-0x0000000072BD7000-memory.dmp
memory/2540-245-0x00000000078D0000-0x00000000078DA000-memory.dmp
memory/2540-226-0x0000000006160000-0x00000000061C6000-memory.dmp
memory/2540-217-0x0000000000B60000-0x0000000000C26000-memory.dmp
memory/2540-218-0x00000000052C0000-0x0000000005352000-memory.dmp
memory/2540-219-0x00000000059B0000-0x0000000005F56000-memory.dmp
memory/2540-220-0x0000000005690000-0x0000000005852000-memory.dmp
memory/2540-221-0x0000000005400000-0x0000000005476000-memory.dmp
memory/2540-222-0x00000000054C0000-0x0000000005510000-memory.dmp
memory/2540-225-0x0000000006090000-0x00000000060AE000-memory.dmp
memory/2876-299-0x00000130EFE80000-0x00000130EFF90000-memory.dmp
memory/2876-318-0x00000130F4730000-0x00000130F473E000-memory.dmp
memory/2876-332-0x00000130F4EA0000-0x00000130F4EBE000-memory.dmp
memory/2876-327-0x00000130F51A0000-0x00000130F51C2000-memory.dmp
memory/2876-324-0x00000130F4ED0000-0x00000130F4F20000-memory.dmp
memory/2876-325-0x00000130F47D0000-0x00000130F47DC000-memory.dmp
memory/2876-321-0x00000130F53B0000-0x00000130F58D8000-memory.dmp
memory/2876-320-0x00000130F4E60000-0x00000130F4E82000-memory.dmp
memory/2876-319-0x00000130F47B0000-0x00000130F47BA000-memory.dmp
memory/2876-317-0x00000130F4770000-0x00000130F47A8000-memory.dmp
memory/2876-316-0x00000130F4060000-0x00000130F4068000-memory.dmp
memory/2876-314-0x00000130F03F0000-0x00000130F06F0000-memory.dmp
memory/2876-310-0x00000130D75D0000-0x00000130D75DA000-memory.dmp
memory/2876-298-0x00000130D1E20000-0x00000130D5718000-memory.dmp
memory/2876-309-0x00000130F0370000-0x00000130F03E6000-memory.dmp
memory/2876-303-0x00000130EFF90000-0x00000130EFFB4000-memory.dmp
memory/2876-302-0x00000130EFDF0000-0x00000130EFE04000-memory.dmp
memory/2876-301-0x00000130EFE00000-0x00000130EFE0C000-memory.dmp
memory/2876-300-0x00000130EFDE0000-0x00000130EFDF0000-memory.dmp
memory/2876-304-0x00000130F0110000-0x00000130F011A000-memory.dmp
memory/2876-306-0x00000130F01E0000-0x00000130F020A000-memory.dmp
memory/2876-305-0x00000130F0120000-0x00000130F01D2000-memory.dmp
memory/2876-307-0x00000130F0210000-0x00000130F028A000-memory.dmp
memory/2876-308-0x00000130F0290000-0x00000130F02F2000-memory.dmp
memory/2936-171-0x0000000072DD0000-0x0000000072F4D000-memory.dmp
memory/2936-124-0x0000000072DD0000-0x0000000072F4D000-memory.dmp
memory/2936-125-0x00007FFC6F6A0000-0x00007FFC6F8A9000-memory.dmp
memory/3108-21-0x0000000000400000-0x0000000002B09000-memory.dmp
memory/3108-17-0x0000000000400000-0x0000000002B09000-memory.dmp
memory/3108-18-0x0000000000400000-0x0000000002B09000-memory.dmp
memory/3108-19-0x0000000000400000-0x0000000002B09000-memory.dmp
memory/3108-186-0x0000000000400000-0x0000000002B09000-memory.dmp
memory/3108-181-0x0000000000400000-0x0000000002B09000-memory.dmp
memory/3108-131-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/3108-168-0x0000000000400000-0x0000000002B09000-memory.dmp
memory/3108-216-0x0000000000400000-0x0000000002B09000-memory.dmp
memory/3108-339-0x0000000000400000-0x0000000002B09000-memory.dmp
memory/3108-340-0x0000000000400000-0x0000000002B09000-memory.dmp
memory/3372-284-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/3372-297-0x0000000000400000-0x00000000008AD000-memory.dmp