Analysis
- max time kernel
137s - max time network
146s - platform
windows11-21h2_x64 - resource
win11-20240419-en - resource tags
- submitted
03/05/2024, 08:00
General
- Target 4bf7093054bf902fd008b0d5d65809742fe1adc1dcc34c01593e8ca9a3e4fb9a.exe
- Size 467KB
- Sample240503-jv21gaad5v
- SHA256 4bf7093054bf902fd008b0d5d65809742fe1adc1dcc34c01593e8ca9a3e4fb9a
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 1 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 29 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\4bf7093054bf902fd008b0d5d65809742fe1adc1dcc34c01593e8ca9a3e4fb9a.exe"C:\Users\Admin\AppData\Local\Temp\4bf7093054bf902fd008b0d5d65809742fe1adc1dcc34c01593e8ca9a3e4fb9a.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u2qk.0.exe"C:\Users\Admin\AppData\Local\Temp\u2qk.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
-
-
C:\Users\Admin\AppData\Local\Temp\u2qk.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u2qk.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
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\u2qk.3.exe"C:\Users\Admin\AppData\Local\Temp\u2qk.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
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 16162⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3548 -ip 35481⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
8df39e2a
ioloDMLog.txt
ioloDMLog.txt
tmpF2AE.tmp
tmpF2E0.tmp
u2qk.0.exe
u2qk.1.zip
ASUS_WMI.dll
ATKEX.dll
AsIO.dll
doubled.doc
protactinium.log
run.exe
u2qk.3.exe
memory/612-256-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/612-244-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/772-163-0x00007FFC6F6A0000-0x00007FFC6F8A9000-memory.dmp
memory/772-162-0x0000000072DC0000-0x0000000072F3D000-memory.dmp
memory/772-202-0x0000000072DC0000-0x0000000072F3D000-memory.dmp
memory/3088-18-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/3088-201-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/3088-17-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/3088-16-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/3108-321-0x0000000007AD0000-0x0000000007ADA000-memory.dmp
memory/3108-297-0x0000000005520000-0x0000000005596000-memory.dmp
memory/3108-293-0x0000000000D00000-0x0000000000DC6000-memory.dmp
memory/3108-294-0x00000000053F0000-0x0000000005482000-memory.dmp
memory/3108-295-0x0000000005AD0000-0x0000000006076000-memory.dmp
memory/3108-323-0x0000000007B40000-0x0000000007B52000-memory.dmp
memory/3108-296-0x0000000005700000-0x00000000058C2000-memory.dmp
memory/3108-290-0x0000000073350000-0x0000000074667000-memory.dmp
memory/3108-298-0x00000000055A0000-0x00000000055F0000-memory.dmp
memory/3108-299-0x00000000054B0000-0x00000000054BA000-memory.dmp
memory/3108-300-0x00000000066B0000-0x0000000006BDC000-memory.dmp
memory/3108-302-0x0000000006290000-0x00000000062F6000-memory.dmp
memory/3108-301-0x00000000061C0000-0x00000000061DE000-memory.dmp
memory/3548-2-0x0000000003780000-0x00000000037ED000-memory.dmp
memory/3548-3-0x0000000000400000-0x0000000000470000-memory.dmp
memory/3548-1-0x0000000001BD0000-0x0000000001CD0000-memory.dmp
memory/3548-222-0x0000000000400000-0x0000000001A3F000-memory.dmp
memory/3548-205-0x0000000000400000-0x0000000001A3F000-memory.dmp
memory/3548-223-0x0000000000400000-0x0000000000470000-memory.dmp
memory/4048-258-0x0000000072DC0000-0x0000000072F3D000-memory.dmp
memory/4048-218-0x00007FFC6F6A0000-0x00007FFC6F8A9000-memory.dmp
memory/5044-261-0x00000244D7BC0000-0x00000244D7BCC000-memory.dmp
memory/5044-278-0x00000244DC4D0000-0x00000244DC4DE000-memory.dmp
memory/5044-279-0x00000244DCE60000-0x00000244DCE6A000-memory.dmp
memory/5044-280-0x00000244DCBE0000-0x00000244DCC02000-memory.dmp
memory/5044-281-0x00000244DD3A0000-0x00000244DD8C8000-memory.dmp
memory/5044-285-0x00000244DCC00000-0x00000244DCC0C000-memory.dmp
memory/5044-284-0x00000244DCC50000-0x00000244DCCA0000-memory.dmp
memory/5044-286-0x00000244DCCA0000-0x00000244DCCC2000-memory.dmp
memory/5044-287-0x00000244DCCD0000-0x00000244DCCEE000-memory.dmp
memory/5044-277-0x00000244DC500000-0x00000244DC538000-memory.dmp
memory/5044-276-0x00000244DCBC0000-0x00000244DCBC8000-memory.dmp
memory/5044-274-0x00000244D81A0000-0x00000244D84A0000-memory.dmp
memory/5044-270-0x00000244D7BA0000-0x00000244D7BAA000-memory.dmp
memory/5044-269-0x00000244D8120000-0x00000244D8196000-memory.dmp
memory/5044-268-0x00000244D8040000-0x00000244D80A2000-memory.dmp
memory/5044-267-0x00000244D7FC0000-0x00000244D803A000-memory.dmp
memory/5044-266-0x00000244D7F10000-0x00000244D7FC2000-memory.dmp
memory/5044-265-0x00000244D7EE0000-0x00000244D7F0A000-memory.dmp
memory/5044-264-0x00000244D7EC0000-0x00000244D7ECA000-memory.dmp
memory/5044-263-0x00000244D7BE0000-0x00000244D7C04000-memory.dmp
memory/5044-262-0x00000244D7A90000-0x00000244D7AA4000-memory.dmp
memory/5044-259-0x00000244D7C10000-0x00000244D7D20000-memory.dmp
memory/5044-260-0x00000244BD950000-0x00000244BD960000-memory.dmp
memory/5044-257-0x00000244B9BD0000-0x00000244BD4C8000-memory.dmp