cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e

Analysis

max time kernel
117s
max time network
122s
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 20:38

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General

Target

cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e.exe
Size

20KB
MD5

6674c6df553d68fa858852931473cd80
SHA1

8b3426aa69fbc72ab2badbd6cf05905a620dc51b
SHA256

cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e
SHA512

4870e520cb3ffb1f06fb16fd0413c1186585223117273f8f0e8a3e255a84e3ad599352da18f680faee4a0ba98781eaa924629ae121e6c1980f82a913d7082415
SSDEEP

384:D5di3wCfZsDiM3PfsBhnRGjLbjnsJzi+10ZWpZspV1:D5dOf41ETp+MpZspz

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e.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	cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e.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
4760	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4760	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2400	cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 4796	2400	cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e.exe	82
PID 2400 wrote to memory of 4796	2400	cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e.exe	82
PID 2400 wrote to memory of 4796	2400	cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e.exe	82
PID 4796 wrote to memory of 4760	4796	cmd.exe	84
PID 4796 wrote to memory of 4760	4796	cmd.exe	84
PID 4796 wrote to memory of 4760	4796	cmd.exe	84

C:\Users\Admin\AppData\Local\Temp\cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e.exe
"C:\Users\Admin\AppData\Local\Temp\cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del cf932b30eba36930d53fee3f968bffdba8db2087b827a24e375e62a04eb0028e.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4796
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4760

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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