Analysis
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max time kernel
118s -
max time network
111s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
11-10-2022 20:10
Static task
static1
Behavioral task
behavioral1
Sample
be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe
Resource
win10v2004-20220812-en
General
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Target
be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe
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Size
116KB
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MD5
4d9fe0980d4998fe5eee073b99507380
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SHA1
cd06499d3e1b76dcc6e305761ff01bb7ba6bd850
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SHA256
be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398
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SHA512
068b65027402ddaff192c86707a140a8fe8f49ee62cc21d6c1906abde1b79255a7a002555dde98181fe704b91a77af85f1e0d40238831d496c27ccdedc326451
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SSDEEP
3072:tCKjcSg3g7ERvFb4Jl8DNGOnvXSziI3TkBuGAc8Yhmix:tCcedvFb4JlKNGs+iUTk4WZhD
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Enumerates processes with tasklist 1 TTPs 1 IoCs
pid Process 2644 tasklist.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2644 tasklist.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1052 be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1052 wrote to memory of 1564 1052 be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe 82 PID 1052 wrote to memory of 1564 1052 be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe 82 PID 1052 wrote to memory of 1564 1052 be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe 82 PID 1564 wrote to memory of 2644 1564 cmd.exe 84 PID 1564 wrote to memory of 2644 1564 cmd.exe 84 PID 1564 wrote to memory of 2644 1564 cmd.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe"C:\Users\Admin\AppData\Local\Temp\be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe"1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1052 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c tasklist&&del be1644f29f6b46e0ed8aaaa322d4e1f06b2⤵
- Suspicious use of WriteProcessMemory
PID:1564 -
C:\Windows\SysWOW64\tasklist.exetasklist3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:2644
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