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Analysis
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max time kernel
30s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30/10/2022, 15:44
Static task
static1
Behavioral task
behavioral1
Sample
7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe
Resource
win10v2004-20220812-en
General
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Target
7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe
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Size
96KB
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MD5
5a9a3fc94f74aee9331c4f67cada2970
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SHA1
d3158f274ede066a2d0f5b125d22c1b3e151ab1d
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SHA256
7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e
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SHA512
e80384e5b038cf8e92c8be01f47d61972d54d2fd8cfb3795b7440e3672eac0808dfe837790be79da9ab96494aa2cd34e516afc596c006504c63c5d6f0cdd2991
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SSDEEP
1536:1erCEP0G9CxiWDuQ4XRrzIqOR7VGwCeXvlm:QFCxj4VIVjCkv
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 1728 cmd.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 7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.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 1224 tasklist.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1224 tasklist.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 328 7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 328 wrote to memory of 1728 328 7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe 28 PID 328 wrote to memory of 1728 328 7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe 28 PID 328 wrote to memory of 1728 328 7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe 28 PID 328 wrote to memory of 1728 328 7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe 28 PID 1728 wrote to memory of 1224 1728 cmd.exe 30 PID 1728 wrote to memory of 1224 1728 cmd.exe 30 PID 1728 wrote to memory of 1224 1728 cmd.exe 30 PID 1728 wrote to memory of 1224 1728 cmd.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe"C:\Users\Admin\AppData\Local\Temp\7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe"1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:328 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c tasklist&&del 7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Windows\SysWOW64\tasklist.exetasklist3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:1224
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