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Analysis
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max time kernel
133s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11/11/2024, 00:36
Static task
static1
Behavioral task
behavioral1
Sample
84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c.exe
Resource
win10v2004-20241007-en
General
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Target
84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c.exe
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Size
237KB
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MD5
7c57804e8b079d9c4a69b89abacd707b
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SHA1
8cbaf6c07af22e0048399150e27215ba3a64753a
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SHA256
84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c
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SHA512
7b70153e9787b8a66c2e0ba199ea8520c8d6629d4dfe1f5148641905ad19f988961c28578e6ea8aac542142e6226fd1514eac192a1f72e59e6c5ac6f8822c301
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SSDEEP
6144:MA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:MATuTAnKGwUAWVycQqgj
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 2596 1940 WerFault.exe 104 3200 4440 WerFault.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 winver.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c.exe -
Modifies data under HKEY_USERS 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" svchost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 3504 Explorer.EXE Token: SeCreatePagefilePrivilege 3504 Explorer.EXE Token: SeShutdownPrivilege 3504 Explorer.EXE Token: SeCreatePagefilePrivilege 3504 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1940 winver.exe 4440 84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3504 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4440 wrote to memory of 1940 4440 84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c.exe 104 PID 4440 wrote to memory of 1940 4440 84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c.exe 104 PID 4440 wrote to memory of 1940 4440 84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c.exe 104 PID 4440 wrote to memory of 1940 4440 84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c.exe 104 PID 1940 wrote to memory of 3504 1940 winver.exe 56 PID 4440 wrote to memory of 3504 4440 84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c.exe 56
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3504 -
C:\Users\Admin\AppData\Local\Temp\84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c.exe"C:\Users\Admin\AppData\Local\Temp\84f2f0f0cc81322652ef7791e11e40d193cd666578f2fb0750e3a7e779e6249c.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4440 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 3004⤵
- Program crash
PID:2596
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4440 -s 8603⤵
- Program crash
PID:3200
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman1⤵
- Modifies data under HKEY_USERS
PID:2540
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1940 -ip 19401⤵PID:2748
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4440 -ip 44401⤵PID:3704