7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e

Analysis

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

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General

Target

7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e.exe
Size

96KB
MD5

5a9a3fc94f74aee9331c4f67cada2970
SHA1

d3158f274ede066a2d0f5b125d22c1b3e151ab1d
SHA256

7be52b81ee72dc4628e4c59083c4dcd040dc8d479bd7a2271aa58edbb3d6da4e
SHA512

e80384e5b038cf8e92c8be01f47d61972d54d2fd8cfb3795b7440e3672eac0808dfe837790be79da9ab96494aa2cd34e516afc596c006504c63c5d6f0cdd2991
SSDEEP

1536:1erCEP0G9CxiWDuQ4XRrzIqOR7VGwCeXvlm:QFCxj4VIVjCkv

Score

7^/10

Malware Config

Signatures

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.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

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.

System Information Discovery
T1082

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

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

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.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1728
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1224

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/328-56-0x0000000075ED1000-0x0000000075ED3000-memory.dmp

Filesize
8KB

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