Analysis
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max time kernel
105s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
04-10-2024 01:57
Static task
static1
Behavioral task
behavioral1
Sample
9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe
Resource
win10v2004-20240802-en
General
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Target
9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe
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Size
6.3MB
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MD5
1e396d6c94cb42792e209b8e2e1948f6
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SHA1
59c1dc22d6636b58796d2ad5ef84a4471b372f09
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SHA256
9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05
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SHA512
34edf247c08a0472aec2ca00f464487a32733dee35f1fa85f024dda3ce17104ab35c6b5e414f69399bfc2fe6a8d0f5262c771b55f01a7a8057b59c8580f22a4c
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SSDEEP
98304:fW6YrekvPN3f4lCEHfM3q6eH6Yec7p0qCV2/QfBEqSc69:O6YrekRf4RfM3qGYfk2/bq
Malware Config
Signatures
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SectopRAT payload 3 IoCs
resource yara_rule behavioral2/memory/4644-6-0x0000000000400000-0x00000000004D4000-memory.dmp family_sectoprat behavioral2/memory/4644-7-0x0000000000400000-0x00000000004D4000-memory.dmp family_sectoprat behavioral2/memory/4644-5-0x0000000000400000-0x00000000004D4000-memory.dmp family_sectoprat -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "C:\\ProgramData\\3Ahm8Ytw2JgFFB1ZvHN\\mQ8U4j328nh5XRy8i.vbs" 9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 16 pastebin.com 17 pastebin.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3100 set thread context of 4644 3100 9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe 82 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4644 RegAsm.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3100 wrote to memory of 4644 3100 9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe 82 PID 3100 wrote to memory of 4644 3100 9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe 82 PID 3100 wrote to memory of 4644 3100 9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe 82 PID 3100 wrote to memory of 4644 3100 9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe 82 PID 3100 wrote to memory of 4644 3100 9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe 82 PID 3100 wrote to memory of 4644 3100 9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe 82 PID 3100 wrote to memory of 4644 3100 9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe 82 PID 3100 wrote to memory of 4644 3100 9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe"C:\Users\Admin\AppData\Local\Temp\9ef0b7351873989dde1b4bf5e244c617b92bb904152ac1d55a4a1fd93b732d05.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3100 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4644
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