Analysis
- max time kernel
136s - max time network
138s - platform
windows11-21h2_x64 - resource
win11-20240419-en - resource tags
- submitted
04/05/2024, 16:30
General
- Target 70e69cd01db9a346f4f747313efa5292b1ca34b5c2cc75c11e25921e39b526f3.exe
- Size 470KB
- Sample240504-tzvgaseb87
- SHA256 70e69cd01db9a346f4f747313efa5292b1ca34b5c2cc75c11e25921e39b526f3
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 31 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
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C:\Users\Admin\AppData\Local\Temp\70e69cd01db9a346f4f747313efa5292b1ca34b5c2cc75c11e25921e39b526f3.exe"C:\Users\Admin\AppData\Local\Temp\70e69cd01db9a346f4f747313efa5292b1ca34b5c2cc75c11e25921e39b526f3.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u2y8.0.exe"C:\Users\Admin\AppData\Local\Temp\u2y8.0.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 2060 -s 24363⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u2y8.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u2y8.2\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\u2y8.3.exe"C:\Users\Admin\AppData\Local\Temp\u2y8.3.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 3824 -s 11602⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2060 -ip 20601⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3824 -ip 38241⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
b80b4412
tmp154.tmp
tmp166.tmp
u2y8.0.exe
u2y8.1.zip
ASUS_WMI.dll
ATKEX.dll
AsIO.dll
doubled.doc
protactinium.log
run.exe
u2y8.3.exe
memory/240-157-0x00007FFAEE040000-0x00007FFAEE249000-memory.dmp
memory/240-156-0x0000000072450000-0x00000000725CD000-memory.dmp
memory/240-165-0x0000000072450000-0x00000000725CD000-memory.dmp
memory/1388-172-0x00007FFAEE040000-0x00007FFAEE249000-memory.dmp
memory/1388-210-0x0000000072450000-0x00000000725CD000-memory.dmp
memory/1476-300-0x00000253C8F40000-0x00000253C8F64000-memory.dmp
memory/1476-306-0x00000253C9480000-0x00000253C94F6000-memory.dmp
memory/1476-324-0x00000253CE020000-0x00000253CE03E000-memory.dmp
memory/1476-296-0x00000253C8F70000-0x00000253C9080000-memory.dmp
memory/1476-295-0x00000253AAF30000-0x00000253AE828000-memory.dmp
memory/1476-297-0x00000253B0590000-0x00000253B05A0000-memory.dmp
memory/1476-323-0x00000253CDFF0000-0x00000253CE012000-memory.dmp
memory/1476-299-0x00000253B05B0000-0x00000253B05C4000-memory.dmp
memory/1476-301-0x00000253C9220000-0x00000253C922A000-memory.dmp
memory/1476-303-0x00000253C9270000-0x00000253C9322000-memory.dmp
memory/1476-302-0x00000253C9240000-0x00000253C926A000-memory.dmp
memory/1476-321-0x00000253CDFA0000-0x00000253CDFF0000-memory.dmp
memory/1476-322-0x00000253CDF50000-0x00000253CDF5C000-memory.dmp
memory/1476-318-0x00000253CE720000-0x00000253CEC48000-memory.dmp
memory/1476-317-0x00000253CE1D0000-0x00000253CE1F2000-memory.dmp
memory/1476-316-0x00000253CDF30000-0x00000253CDF3A000-memory.dmp
memory/1476-314-0x00000253CD860000-0x00000253CD898000-memory.dmp
memory/1476-315-0x00000253CD830000-0x00000253CD83E000-memory.dmp
memory/1476-313-0x00000253CDF20000-0x00000253CDF28000-memory.dmp
memory/1476-311-0x00000253C9500000-0x00000253C9800000-memory.dmp
memory/1476-307-0x00000253C8F00000-0x00000253C8F0A000-memory.dmp
memory/1476-305-0x00000253C93A0000-0x00000253C9402000-memory.dmp
memory/1476-298-0x00000253C8F20000-0x00000253C8F2C000-memory.dmp
memory/1476-304-0x00000253C9320000-0x00000253C939A000-memory.dmp
memory/2060-16-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/2060-212-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/2060-17-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/2060-18-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/2060-164-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/2060-181-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/2060-175-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/3164-294-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/3164-282-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/3824-171-0x0000000001DB0000-0x0000000001EB0000-memory.dmp
memory/3824-1-0x0000000001DB0000-0x0000000001EB0000-memory.dmp
memory/3824-176-0x0000000000400000-0x0000000000470000-memory.dmp
memory/3824-3-0x0000000000400000-0x0000000000470000-memory.dmp
memory/3824-2-0x0000000003750000-0x00000000037BD000-memory.dmp
memory/3824-163-0x0000000000400000-0x0000000001A3F000-memory.dmp
memory/3824-229-0x0000000000400000-0x0000000000470000-memory.dmp
memory/3824-228-0x0000000000400000-0x0000000001A3F000-memory.dmp
memory/4832-258-0x0000000005510000-0x0000000005560000-memory.dmp
memory/4832-259-0x0000000005390000-0x000000000539A000-memory.dmp
memory/4832-257-0x0000000005440000-0x00000000054B6000-memory.dmp
memory/4832-256-0x0000000005590000-0x0000000005752000-memory.dmp
memory/4832-255-0x0000000005970000-0x0000000005F16000-memory.dmp
memory/4832-254-0x00000000052C0000-0x0000000005352000-memory.dmp
memory/4832-253-0x0000000000D00000-0x0000000000DC6000-memory.dmp
memory/4832-231-0x0000000070C80000-0x0000000071F97000-memory.dmp
memory/4832-260-0x0000000006550000-0x0000000006A7C000-memory.dmp
memory/4832-261-0x00000000060A0000-0x00000000060BE000-memory.dmp
memory/4832-262-0x0000000006170000-0x00000000061D6000-memory.dmp
memory/4832-281-0x0000000007A80000-0x0000000007A8A000-memory.dmp
memory/4832-327-0x0000000005940000-0x0000000005952000-memory.dmp