cf300d78bb20d074a8306214345667495d3abb798e533b03218f8f224205bb43

Analysis

max time kernel
202s
max time network
239s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 09:19

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cf300d78bb20d074a8306214345667495d3abb798e533b03218f8f224205bb43.exe
Size

92KB
MD5

4e7d64e37d3630ffc65fea1f55e18712
SHA1

3a27adceded6d62a6eb652a35f7a4ffea668b893
SHA256

cf300d78bb20d074a8306214345667495d3abb798e533b03218f8f224205bb43
SHA512

cc77dfe657cae82af56e5300dc1637c16ac3c4ebc8b7405b34cbbf18d840056a6e430dd016faadf0dbee8090c2a4ec7b68be24f95c7cb071cc65a8a7f5687907
SSDEEP

768:4mp1D5+8+yyCExggbX4xyhKpDq3ymqimSr4CsDqel30JbP6XTI3WoUUZ+IcnR7S:4CD5ePN4xye0C3tDj8r6XEJTc

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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	cf300d78bb20d074a8306214345667495d3abb798e533b03218f8f224205bb43.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
1376	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1376	tasklist.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4228	cf300d78bb20d074a8306214345667495d3abb798e533b03218f8f224205bb43.exe
4228	cf300d78bb20d074a8306214345667495d3abb798e533b03218f8f224205bb43.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4228 wrote to memory of 3968	4228	cf300d78bb20d074a8306214345667495d3abb798e533b03218f8f224205bb43.exe	84
PID 4228 wrote to memory of 3968	4228	cf300d78bb20d074a8306214345667495d3abb798e533b03218f8f224205bb43.exe	84
PID 4228 wrote to memory of 3968	4228	cf300d78bb20d074a8306214345667495d3abb798e533b03218f8f224205bb43.exe	84
PID 3968 wrote to memory of 1376	3968	cmd.exe	86
PID 3968 wrote to memory of 1376	3968	cmd.exe	86
PID 3968 wrote to memory of 1376	3968	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\cf300d78bb20d074a8306214345667495d3abb798e533b03218f8f224205bb43.exe
"C:\Users\Admin\AppData\Local\Temp\cf300d78bb20d074a8306214345667495d3abb798e533b03218f8f224205bb43.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4228
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del cf300d78bb20d074a8306214345667495d
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3968
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1376

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

Loading Replay Monitor...