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Analysis
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max time kernel
151s -
max time network
58s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29/11/2022, 06:37
Static task
static1
Behavioral task
behavioral1
Sample
84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe
Resource
win7-20220812-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
5 signatures
150 seconds
General
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Target
84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe
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Size
82KB
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MD5
3eb83ff6d2f4701608cd4cba20b6cf12
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SHA1
abeea66ed71b70ecca31aab4b2f0d1b1182aad50
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SHA256
84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941
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SHA512
912fcc1dc41cd551ae3c6b5607b1fd229383fae56bf703211c6cf67dad409c4a99a6a519b166139ad2d432a0b755edc81c44b0b3a6822da27b503229035cc500
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SSDEEP
768:ADTTTTB999TDDrVTrGGZFIxRZTWQiSBTMHUWSiR6YuoOr1JSbIjuI4V+mVlXDXX5:9GZFMi2K6YufiDtV7VtXT7ALaDB
Score
10/10
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\msconfig.dat" svchost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 2044 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 2032 explorer.exe 1288 Explorer.EXE 1996 svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1744 set thread context of 2044 1744 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 28 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2044 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 2044 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe 1996 svchost.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 2044 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 2044 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 1288 Explorer.EXE -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 1288 Explorer.EXE 1288 Explorer.EXE 1288 Explorer.EXE 1288 Explorer.EXE 948 ctfmon.exe 1288 Explorer.EXE 1288 Explorer.EXE -
Suspicious use of SendNotifyMessage 3 IoCs
pid Process 1288 Explorer.EXE 1288 Explorer.EXE 1288 Explorer.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1996 svchost.exe 1996 svchost.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 1744 wrote to memory of 2044 1744 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 28 PID 1744 wrote to memory of 2044 1744 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 28 PID 1744 wrote to memory of 2044 1744 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 28 PID 1744 wrote to memory of 2044 1744 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 28 PID 1744 wrote to memory of 2044 1744 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 28 PID 1744 wrote to memory of 2044 1744 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 28 PID 1744 wrote to memory of 2044 1744 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 28 PID 1744 wrote to memory of 2044 1744 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 28 PID 1744 wrote to memory of 2044 1744 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 28 PID 2044 wrote to memory of 2032 2044 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 29 PID 2044 wrote to memory of 2032 2044 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 29 PID 2044 wrote to memory of 2032 2044 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 29 PID 2044 wrote to memory of 2032 2044 84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe 29 PID 2032 wrote to memory of 1288 2032 explorer.exe 17 PID 1288 wrote to memory of 1996 1288 Explorer.EXE 30 PID 1288 wrote to memory of 1996 1288 Explorer.EXE 30 PID 1288 wrote to memory of 1996 1288 Explorer.EXE 30 PID 1288 wrote to memory of 1996 1288 Explorer.EXE 30 PID 1288 wrote to memory of 1996 1288 Explorer.EXE 30 PID 1996 wrote to memory of 948 1996 svchost.exe 31 PID 1996 wrote to memory of 948 1996 svchost.exe 31 PID 1996 wrote to memory of 948 1996 svchost.exe 31 PID 1996 wrote to memory of 948 1996 svchost.exe 31
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1288 -
C:\Users\Admin\AppData\Local\Temp\84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe"C:\Users\Admin\AppData\Local\Temp\84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1744 -
C:\Users\Admin\AppData\Local\Temp\84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe"C:\Users\Admin\AppData\Local\Temp\84b03498b44011a228964b30525c98974cce12e341d6e117435509bb09932941.exe"3⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\explorer.exe"C:\Windows\explorer.exe"4⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:2032
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C:\Windows\syswow64\svchost.exe"C:\Windows\syswow64\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1996 -
C:\Windows\SysWOW64\ctfmon.exectfmon.exe3⤵
- Suspicious use of FindShellTrayWindow
PID:948
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