Analysis
- max time kernel
137s - max time network
145s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
- submitted
03/05/2024, 20:18
General
- Target 506ee364620a4aecb394f8b051febb9cde9d8e3f5ee82276601d167ae35c9c81.exe
- Size 480KB
- Sample240503-y3lqsaed61
- SHA256 506ee364620a4aecb394f8b051febb9cde9d8e3f5ee82276601d167ae35c9c81
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 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\506ee364620a4aecb394f8b051febb9cde9d8e3f5ee82276601d167ae35c9c81.exe"C:\Users\Admin\AppData\Local\Temp\506ee364620a4aecb394f8b051febb9cde9d8e3f5ee82276601d167ae35c9c81.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u344.0.exe"C:\Users\Admin\AppData\Local\Temp\u344.0.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 3868 -s 23043⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u344.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u344.2\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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-
-
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C:\Users\Admin\AppData\Local\Temp\u344.3.exe"C:\Users\Admin\AppData\Local\Temp\u344.3.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 4036 -s 17562⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4036 -ip 40361⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3868 -ip 38681⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
bc12308e
ioloDMLog.txt
tmp22F.tmp
tmp251.tmp
u344.0.exe
u344.1.zip
ASUS_WMI.dll
ATKEX.dll
AsIO.dll
doubled.doc
protactinium.log
run.exe
u344.3.exe
memory/840-235-0x00000128E8DD0000-0x00000128E8DFA000-memory.dmp
memory/840-240-0x00000128D0010000-0x00000128D001A000-memory.dmp
memory/840-259-0x00000128EDAD0000-0x00000128EDADC000-memory.dmp
memory/840-255-0x00000128EE2B0000-0x00000128EE7D8000-memory.dmp
memory/840-261-0x00000128EDB70000-0x00000128EDB92000-memory.dmp
memory/840-253-0x00000128EDD50000-0x00000128EDD5A000-memory.dmp
memory/840-254-0x00000128EDD60000-0x00000128EDD82000-memory.dmp
memory/840-251-0x00000128ED3F0000-0x00000128ED428000-memory.dmp
memory/840-252-0x00000128ED3C0000-0x00000128ED3CE000-memory.dmp
memory/840-250-0x00000128EDAB0000-0x00000128EDAB8000-memory.dmp
memory/840-262-0x00000128EDBA0000-0x00000128EDBBE000-memory.dmp
memory/840-244-0x00000128E9090000-0x00000128E9390000-memory.dmp
memory/840-239-0x00000128E9010000-0x00000128E9086000-memory.dmp
memory/840-228-0x00000128CAAC0000-0x00000128CE3B8000-memory.dmp
memory/840-229-0x00000128E8B60000-0x00000128E8C70000-memory.dmp
memory/840-231-0x00000128D0170000-0x00000128D017C000-memory.dmp
memory/840-230-0x00000128D0150000-0x00000128D0160000-memory.dmp
memory/840-232-0x00000128D0160000-0x00000128D0174000-memory.dmp
memory/840-233-0x00000128E8B10000-0x00000128E8B34000-memory.dmp
memory/840-234-0x00000128E8B40000-0x00000128E8B4A000-memory.dmp
memory/840-258-0x00000128EDB20000-0x00000128EDB70000-memory.dmp
memory/840-236-0x00000128E8E00000-0x00000128E8EB2000-memory.dmp
memory/840-237-0x00000128E8EB0000-0x00000128E8F2A000-memory.dmp
memory/840-238-0x00000128E8F30000-0x00000128E8F92000-memory.dmp
memory/2012-227-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/2012-212-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/2304-155-0x00007FF98B6A0000-0x00007FF98B8A9000-memory.dmp
memory/2304-191-0x0000000072650000-0x00000000727CD000-memory.dmp
memory/2304-154-0x0000000072650000-0x00000000727CD000-memory.dmp
memory/3868-488-0x0000000000400000-0x0000000001A1E000-memory.dmp
memory/3868-16-0x0000000000400000-0x0000000001A1E000-memory.dmp
memory/3868-194-0x0000000000400000-0x0000000001A1E000-memory.dmp
memory/3868-17-0x0000000000400000-0x0000000001A1E000-memory.dmp
memory/3868-18-0x0000000000400000-0x0000000001A1E000-memory.dmp
memory/3868-118-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/4036-180-0x0000000003630000-0x000000000369D000-memory.dmp
memory/4036-178-0x0000000000400000-0x0000000001A42000-memory.dmp
memory/4036-2-0x0000000003630000-0x000000000369D000-memory.dmp
memory/4036-3-0x0000000000400000-0x0000000000470000-memory.dmp
memory/4036-1-0x0000000001C90000-0x0000000001D90000-memory.dmp
memory/4036-179-0x0000000000400000-0x0000000000470000-memory.dmp
memory/4380-272-0x0000000005730000-0x000000000574E000-memory.dmp
memory/4380-294-0x00000000077E0000-0x00000000077F2000-memory.dmp
memory/4380-269-0x0000000005260000-0x00000000052B0000-memory.dmp
memory/4380-270-0x0000000005150000-0x000000000515A000-memory.dmp
memory/4380-271-0x0000000006370000-0x000000000689C000-memory.dmp
memory/4380-247-0x0000000071150000-0x0000000072467000-memory.dmp
memory/4380-273-0x0000000005FB0000-0x0000000006016000-memory.dmp
memory/4380-264-0x0000000000930000-0x00000000009F6000-memory.dmp
memory/4380-267-0x0000000005500000-0x00000000056C2000-memory.dmp
memory/4380-292-0x0000000007770000-0x000000000777A000-memory.dmp
memory/4380-268-0x00000000051E0000-0x0000000005256000-memory.dmp
memory/4380-266-0x0000000005790000-0x0000000005D36000-memory.dmp
memory/4380-265-0x00000000050A0000-0x0000000005132000-memory.dmp
memory/4868-210-0x00007FF98B6A0000-0x00007FF98B8A9000-memory.dmp
memory/4868-214-0x0000000072650000-0x00000000727CD000-memory.dmp