Analysis
- max time kernel
147s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
- submitted
02/05/2024, 10:50
General
- Target e495aaec457dc4988ff86b48661524cc0edba6b61a2c9b4157c66315d76b08a3.exe
- Size 418KB
- Sample240502-mxhldshd42
- SHA256 e495aaec457dc4988ff86b48661524cc0edba6b61a2c9b4157c66315d76b08a3
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\e495aaec457dc4988ff86b48661524cc0edba6b61a2c9b4157c66315d76b08a3.exe"C:\Users\Admin\AppData\Local\Temp\e495aaec457dc4988ff86b48661524cc0edba6b61a2c9b4157c66315d76b08a3.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u1rw.0.exe"C:\Users\Admin\AppData\Local\Temp\u1rw.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 1704 -s 24483⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u1rw.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u1rw.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\u1rw.3.exe"C:\Users\Admin\AppData\Local\Temp\u1rw.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 2300 -s 16362⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2300 -ip 23001⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1704 -ip 17041⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
8ee0ccee
ioloDMLog.txt
tmpC3ED.tmp
tmpC40F.tmp
u1rw.0.exe
u1rw.1.zip
UIxMarketPlugin.dll
bunch.dat
relay.dll
run.exe
whale.dbf
u1rw.3.exe
memory/988-292-0x0000000004ED0000-0x0000000004EDA000-memory.dmp
memory/988-295-0x0000000005D50000-0x0000000005DB6000-memory.dmp
memory/988-277-0x00000000711D0000-0x00000000724E7000-memory.dmp
memory/988-286-0x0000000000900000-0x00000000009C6000-memory.dmp
memory/988-287-0x0000000004F40000-0x0000000004FD2000-memory.dmp
memory/988-288-0x0000000005590000-0x0000000005B36000-memory.dmp
memory/988-289-0x00000000052F0000-0x00000000054B2000-memory.dmp
memory/988-314-0x0000000007590000-0x000000000759A000-memory.dmp
memory/988-290-0x0000000004FE0000-0x0000000005056000-memory.dmp
memory/988-291-0x0000000005060000-0x00000000050B0000-memory.dmp
memory/988-293-0x0000000006170000-0x000000000669C000-memory.dmp
memory/988-294-0x0000000005C80000-0x0000000005C9E000-memory.dmp
memory/1704-17-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/1704-18-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/1704-19-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/1704-285-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/1704-204-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/1704-16-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/2300-1-0x0000000001DD0000-0x0000000001ED0000-memory.dmp
memory/2300-196-0x0000000000400000-0x0000000000470000-memory.dmp
memory/2300-195-0x0000000000400000-0x0000000001A33000-memory.dmp
memory/2300-180-0x0000000000400000-0x0000000001A33000-memory.dmp
memory/2300-2-0x0000000003770000-0x00000000037DD000-memory.dmp
memory/2300-3-0x0000000000400000-0x0000000000470000-memory.dmp
memory/4076-220-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp
memory/4076-272-0x00000000726D0000-0x000000007284D000-memory.dmp
memory/4148-249-0x0000024A69130000-0x0000024A69154000-memory.dmp
memory/4148-255-0x0000024A69690000-0x0000024A69706000-memory.dmp
memory/4148-262-0x0000024A6DAB0000-0x0000024A6DAB8000-memory.dmp
memory/4148-263-0x0000024A6DA30000-0x0000024A6DA68000-memory.dmp
memory/4148-264-0x0000024A6DA00000-0x0000024A6DA0E000-memory.dmp
memory/4148-265-0x0000024A6E100000-0x0000024A6E10A000-memory.dmp
memory/4148-266-0x0000024A6E3A0000-0x0000024A6E3C2000-memory.dmp
memory/4148-267-0x0000024A6E8F0000-0x0000024A6EE18000-memory.dmp
memory/4148-271-0x0000024A6E120000-0x0000024A6E12C000-memory.dmp
memory/4148-270-0x0000024A6E170000-0x0000024A6E1C0000-memory.dmp
memory/4148-256-0x0000024A69170000-0x0000024A6917A000-memory.dmp
memory/4148-273-0x0000024A6E1C0000-0x0000024A6E1E2000-memory.dmp
memory/4148-274-0x0000024A6E1F0000-0x0000024A6E20E000-memory.dmp
memory/4148-251-0x0000024A691A0000-0x0000024A691CA000-memory.dmp
memory/4148-252-0x0000024A69480000-0x0000024A69532000-memory.dmp
memory/4148-260-0x0000024A69710000-0x0000024A69A10000-memory.dmp
memory/4148-253-0x0000024A69530000-0x0000024A695AA000-memory.dmp
memory/4148-254-0x0000024A695B0000-0x0000024A69612000-memory.dmp
memory/4148-250-0x0000024A69160000-0x0000024A6916A000-memory.dmp
memory/4148-248-0x0000024A690C0000-0x0000024A690D4000-memory.dmp
memory/4148-246-0x0000024A690B0000-0x0000024A690C0000-memory.dmp
memory/4148-247-0x0000024A690D0000-0x0000024A690DC000-memory.dmp
memory/4148-245-0x0000024A69220000-0x0000024A69330000-memory.dmp
memory/4148-236-0x0000024A4B100000-0x0000024A4E9F8000-memory.dmp
memory/4596-201-0x00000000726D0000-0x000000007284D000-memory.dmp
memory/4596-170-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp
memory/4596-169-0x00000000726D0000-0x000000007284D000-memory.dmp
memory/5104-235-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/5104-223-0x0000000000400000-0x00000000008AD000-memory.dmp