Analysis
- max time kernel
130s - max time network
132s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
- submitted
03/05/2024, 13:00
General
- Target 6f0eecfa9dc1420d264157648ffbd600cdfc340390dd4e52fe202bcfaf3ea2d1.exe
- Size 455KB
- Sample240503-p8metsfh81
- SHA256 6f0eecfa9dc1420d264157648ffbd600cdfc340390dd4e52fe202bcfaf3ea2d1
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 WriteProcessMemory 20 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\6f0eecfa9dc1420d264157648ffbd600cdfc340390dd4e52fe202bcfaf3ea2d1.exe"C:\Users\Admin\AppData\Local\Temp\6f0eecfa9dc1420d264157648ffbd600cdfc340390dd4e52fe202bcfaf3ea2d1.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u1to.0.exe"C:\Users\Admin\AppData\Local\Temp\u1to.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1908 -s 21163⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\u1to.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u1to.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 use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\u1to.3.exe"C:\Users\Admin\AppData\Local\Temp\u1to.3.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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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 2364 -s 11642⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2364 -ip 23641⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1908 -ip 19081⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
af15e680
ioloDMLog.txt
tmpB47.tmp
tmpB79.tmp
u1to.0.exe
u1to.1.zip
ASUS_WMI.dll
ATKEX.dll
AsIO.dll
doubled.doc
protactinium.log
run.exe
u1to.3.exe
memory/1908-220-0x0000000000400000-0x0000000001A18000-memory.dmp
memory/1908-17-0x0000000000400000-0x0000000001A18000-memory.dmp
memory/1908-128-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/1908-18-0x0000000000400000-0x0000000001A18000-memory.dmp
memory/1908-16-0x0000000000400000-0x0000000001A18000-memory.dmp
memory/2076-253-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/2076-241-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/2256-291-0x0000000005530000-0x00000000055C2000-memory.dmp
memory/2256-299-0x0000000006350000-0x00000000063B6000-memory.dmp
memory/2256-295-0x0000000005710000-0x0000000005760000-memory.dmp
memory/2256-294-0x0000000005690000-0x0000000005706000-memory.dmp
memory/2256-292-0x0000000005B80000-0x0000000006126000-memory.dmp
memory/2256-293-0x00000000057E0000-0x00000000059A2000-memory.dmp
memory/2256-287-0x00000000730C0000-0x00000000743D7000-memory.dmp
memory/2256-290-0x0000000000F10000-0x0000000000FD6000-memory.dmp
memory/2256-296-0x0000000005610000-0x000000000561A000-memory.dmp
memory/2256-297-0x00000000067A0000-0x0000000006CCC000-memory.dmp
memory/2256-298-0x0000000006290000-0x00000000062AE000-memory.dmp
memory/2364-214-0x0000000003790000-0x00000000037FD000-memory.dmp
memory/2364-1-0x0000000001BE0000-0x0000000001CE0000-memory.dmp
memory/2364-3-0x0000000000400000-0x0000000000470000-memory.dmp
memory/2364-2-0x0000000003790000-0x00000000037FD000-memory.dmp
memory/2364-212-0x0000000000400000-0x0000000001A3C000-memory.dmp
memory/2364-213-0x0000000000400000-0x0000000000470000-memory.dmp
memory/3032-221-0x0000000072B40000-0x0000000072CBD000-memory.dmp
memory/3032-121-0x0000000072B40000-0x0000000072CBD000-memory.dmp
memory/3032-122-0x00007FFDE80C0000-0x00007FFDE82C9000-memory.dmp
memory/3120-254-0x0000000072B40000-0x0000000072CBD000-memory.dmp
memory/3120-239-0x00007FFDE80C0000-0x00007FFDE82C9000-memory.dmp
memory/3172-258-0x000001B29A140000-0x000001B29A14C000-memory.dmp
memory/3172-273-0x000001B2FE710000-0x000001B2FE718000-memory.dmp
memory/3172-275-0x000001B2FE720000-0x000001B2FE72E000-memory.dmp
memory/3172-274-0x000001B2FE980000-0x000001B2FE9B8000-memory.dmp
memory/3172-277-0x000001B29EC50000-0x000001B29EC72000-memory.dmp
memory/3172-276-0x000001B29EC40000-0x000001B29EC4A000-memory.dmp
memory/3172-278-0x000001B29F820000-0x000001B29FD48000-memory.dmp
memory/3172-282-0x000001B29EC70000-0x000001B29EC7C000-memory.dmp
memory/3172-281-0x000001B2FEB10000-0x000001B2FEB60000-memory.dmp
memory/3172-283-0x000001B2FE9F0000-0x000001B2FEA12000-memory.dmp
memory/3172-284-0x000001B2FE960000-0x000001B2FE97E000-memory.dmp
memory/3172-261-0x000001B29A640000-0x000001B29A64A000-memory.dmp
memory/3172-262-0x000001B29A650000-0x000001B29A67A000-memory.dmp
memory/3172-263-0x000001B29A6A0000-0x000001B29A752000-memory.dmp
memory/3172-264-0x000001B29A750000-0x000001B29A7CA000-memory.dmp
memory/3172-271-0x000001B29A830000-0x000001B29AB30000-memory.dmp
memory/3172-267-0x000001B2818F0000-0x000001B2818FA000-memory.dmp
memory/3172-265-0x000001B29A7D0000-0x000001B29A832000-memory.dmp
memory/3172-266-0x000001B2FEA40000-0x000001B2FEAB6000-memory.dmp
memory/3172-257-0x000001B29A120000-0x000001B29A130000-memory.dmp
memory/3172-260-0x000001B29A4D0000-0x000001B29A4F4000-memory.dmp
memory/3172-259-0x000001B29A130000-0x000001B29A144000-memory.dmp
memory/3172-256-0x000001B29A3C0000-0x000001B29A4D0000-memory.dmp
memory/3172-255-0x000001B2FAC80000-0x000001B2FE578000-memory.dmp