cf6a4c3971cedac95983c6a606dd5a58e665d5496390ae2a44649e6ae9667c71

Analysis

max time kernel
157s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
20/10/2022, 10:04

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General

Target

cf6a4c3971cedac95983c6a606dd5a58e665d5496390ae2a44649e6ae9667c71.exe
Size

132KB
MD5

96915d7c2b7813e52a88581f6dc874a0
SHA1

14858927b745412aeb04de04ea5ce65b769c709c
SHA256

cf6a4c3971cedac95983c6a606dd5a58e665d5496390ae2a44649e6ae9667c71
SHA512

3416d95926e1cfd7071756d21e55262899deba0bbc1a2367ac88a9f656ae293490627b45a2050bddeb40bc85b5e7e74a4ad0fdd65f0ab05032dbd4af7c8a828a
SSDEEP

1536:ZnwePg1pEAoZUquSKg8iomZqftJ5dXUj9GdHptH:e11pEAsDuS+ixZqftJ/XUj9GpPH

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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	cf6a4c3971cedac95983c6a606dd5a58e665d5496390ae2a44649e6ae9667c71.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	cf6a4c3971cedac95983c6a606dd5a58e665d5496390ae2a44649e6ae9667c71.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	cf6a4c3971cedac95983c6a606dd5a58e665d5496390ae2a44649e6ae9667c71.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
1404	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1404	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3468	cf6a4c3971cedac95983c6a606dd5a58e665d5496390ae2a44649e6ae9667c71.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3468 wrote to memory of 868	3468	cf6a4c3971cedac95983c6a606dd5a58e665d5496390ae2a44649e6ae9667c71.exe	83
PID 3468 wrote to memory of 868	3468	cf6a4c3971cedac95983c6a606dd5a58e665d5496390ae2a44649e6ae9667c71.exe	83
PID 3468 wrote to memory of 868	3468	cf6a4c3971cedac95983c6a606dd5a58e665d5496390ae2a44649e6ae9667c71.exe	83
PID 868 wrote to memory of 1404	868	cmd.exe	85
PID 868 wrote to memory of 1404	868	cmd.exe	85
PID 868 wrote to memory of 1404	868	cmd.exe	85

C:\Users\Admin\AppData\Local\Temp\cf6a4c3971cedac95983c6a606dd5a58e665d5496390ae2a44649e6ae9667c71.exe
"C:\Users\Admin\AppData\Local\Temp\cf6a4c3971cedac95983c6a606dd5a58e665d5496390ae2a44649e6ae9667c71.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3468
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del cf6a4c3971cedac95983c6a606dd5a58e6
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:868
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1404

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

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads