Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
- submitted
21/01/2023, 17:32
General
- Target file.exe
- Size 195KB
- Sample230121-v4ahcsfa7x
- SHA256 527e8fc72717f366037ae7346a69e50b17da7eb9fa572e463ec6d9f168a5a847
Malware Config
Extracted
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redline
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test4
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104.234.239.119:4986
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auth_value
a4a22a62027e23c4fae2a8ef8ec10a0a
Signatures
- Detect rhadamanthys stealer shellcode 3 IoCs
- Detects Smokeloader packer 1 IoCs
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
- Executes dropped EXE 7 IoCs
- UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL 1 IoCs
- Drops desktop.ini file(s) 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 2 IoCs
- Checks SCSI registry key(s) 3 TTPs 8 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.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Modifies Internet Explorer settings 1 TTPs 4 IoCs
- Modifies registry class 2 IoCs
- Runs ping.exe 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 27 IoCs
- Suspicious use of FindShellTrayWindow 7 IoCs
- Suspicious use of SendNotifyMessage 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 54 IoCs
Processes
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵
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C:\Windows\SysWOW64\fontview.exe"C:\Windows\SYSWOW64\fontview.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Local\Temp\C8A4.exeC:\Users\Admin\AppData\Local\Temp\C8A4.exe1⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\C9AF.exeC:\Users\Admin\AppData\Local\Temp\C9AF.exe1⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /tn "svcupdater" /tr "C:\Users\Admin\AppData\Roaming\Win32Sync\svcupdater.exe" /st 00:00 /du 9999:59 /sc once /ri 1 /f2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\CB17.exeC:\Users\Admin\AppData\Local\Temp\CB17.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\SETUP_37907\Engine.exeC:\Users\Admin\AppData\Local\Temp\SETUP_37907\Engine.exe /TH_ID=_3160 /OriginExe="C:\Users\Admin\AppData\Local\Temp\CB17.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\CmD.exeC:\Windows\system32\CmD.exe /c cmd < 193⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.execmd4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell get-process avastui5⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell get-process avgui5⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\certutil.execertutil -decode 8 8fXDat5⤵
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C:\Windows\SysWOW64\findstr.exefindstr /V /R "^CJMRhqLonMpPtqttXbStBKQHMgyjkobFJmzZkwjOwioVHihRIVWBQcCSTytYVnWdfEyFHyTVltrxBVqFwgEdkVOgWAuu$" 8fXDat5⤵
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C:\Users\Admin\AppData\Local\Temp\hql1put4.xax\8424\Books.exe.pif8424\\Books.exe.pif 8424\\b5⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
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C:\Windows\SysWOW64\PING.EXEping localhost -n 85⤵
- Runs ping.exe
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C:\Users\Admin\AppData\Local\Temp\CE25.exeC:\Users\Admin\AppData\Local\Temp\CE25.exe1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3768 -s 4802⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3768 -s 8282⤵
- Program crash
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Suspicious use of SetWindowsHookEx
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService1⤵
- Drops desktop.ini file(s)
- Checks processor information in registry
- Modifies registry class
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3768 -ip 37681⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3768 -ip 37681⤵
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C:\Users\Admin\AppData\Roaming\Win32Sync\svcupdater.exeC:\Users\Admin\AppData\Roaming\Win32Sync\svcupdater.exe1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
powershell.exe.log
StartupProfileData-NonInteractive
240574515.dll
C8A4.exe
C8A4.exe
C9AF.exe
C9AF.exe
CB17.exe
CB17.exe
CE25.exe
CE25.exe
00000#0
00001#19
00002#8
Engine.exe
Engine.exe
Modern_Icon.bmp
Setup.txt
Books.exe.pif
Books.exe.pif
8fXDat
svcupdater.exe
svcupdater.exe
memory/204-190-0x0000000001410000-0x000000000142D000-memory.dmp
memory/204-189-0x00000000011EF000-0x0000000001201000-memory.dmp
memory/204-188-0x0000000000400000-0x0000000000431000-memory.dmp
memory/1736-185-0x0000000000400000-0x0000000000558000-memory.dmp
memory/1736-162-0x0000000000400000-0x0000000000558000-memory.dmp
memory/1824-219-0x00000000004AB000-0x00000000004D5000-memory.dmp
memory/1824-220-0x0000000000400000-0x000000000046B000-memory.dmp
memory/1860-199-0x00000000062B0000-0x00000000062CA000-memory.dmp
memory/1860-198-0x0000000006330000-0x00000000063C6000-memory.dmp
memory/1860-197-0x0000000005DC0000-0x0000000005DDE000-memory.dmp
memory/1860-195-0x0000000005770000-0x00000000057D6000-memory.dmp
memory/1860-194-0x0000000005650000-0x00000000056B6000-memory.dmp
memory/1860-193-0x0000000004DE0000-0x0000000004E02000-memory.dmp
memory/1860-200-0x0000000006300000-0x0000000006322000-memory.dmp
memory/1860-192-0x0000000004F70000-0x0000000005598000-memory.dmp
memory/1860-191-0x00000000024E0000-0x0000000002516000-memory.dmp
memory/1860-201-0x0000000007340000-0x00000000078E4000-memory.dmp
memory/3768-170-0x0000000002780000-0x00000000028CB000-memory.dmp
memory/3768-150-0x000000000F070000-0x000000000F1B3000-memory.dmp
memory/3768-207-0x0000000002780000-0x00000000028CB000-memory.dmp
memory/3768-149-0x000000000F070000-0x000000000F1B3000-memory.dmp
memory/3768-177-0x000000000F070000-0x000000000F1B3000-memory.dmp
memory/3768-148-0x0000000002780000-0x00000000028CB000-memory.dmp
memory/3808-186-0x00000000026C0000-0x00000000036C0000-memory.dmp
memory/3808-202-0x0000000000850000-0x000000000086D000-memory.dmp
memory/3808-184-0x0000000000850000-0x000000000086D000-memory.dmp
memory/3808-164-0x0000000000350000-0x0000000000385000-memory.dmp
memory/3808-196-0x0000000000350000-0x0000000000385000-memory.dmp
memory/3808-168-0x0000000000350000-0x0000000000385000-memory.dmp
memory/3808-183-0x0000000000943000-0x0000000000946000-memory.dmp
memory/3872-181-0x000000000054C000-0x0000000000576000-memory.dmp
memory/3872-159-0x000000000054C000-0x0000000000576000-memory.dmp
memory/3872-160-0x00000000020A0000-0x00000000020E7000-memory.dmp
memory/3872-182-0x0000000000400000-0x000000000046B000-memory.dmp
memory/3872-161-0x0000000000400000-0x000000000046B000-memory.dmp
memory/4268-132-0x0000000002D51000-0x0000000002D64000-memory.dmp
memory/4268-133-0x0000000002CF0000-0x0000000002CF9000-memory.dmp
memory/4268-134-0x0000000000400000-0x0000000002B9B000-memory.dmp
memory/4268-135-0x0000000000400000-0x0000000002B9B000-memory.dmp
memory/4896-169-0x0000000005A40000-0x0000000006058000-memory.dmp
memory/4896-210-0x0000000006560000-0x00000000065B0000-memory.dmp
memory/4896-178-0x0000000005500000-0x000000000553C000-memory.dmp
memory/4896-176-0x00000000054A0000-0x00000000054B2000-memory.dmp
memory/4896-171-0x0000000005570000-0x000000000567A000-memory.dmp
memory/4896-208-0x00000000064E0000-0x0000000006556000-memory.dmp
memory/4896-206-0x0000000005840000-0x00000000058D2000-memory.dmp
memory/4896-158-0x0000000000400000-0x0000000000432000-memory.dmp
memory/4896-156-0x0000000000400000-0x0000000000432000-memory.dmp