413b355105e734912624ed8f0220a18b0c00cf440cdc847b1426a7e273dafbc4

Analysis

max time kernel
146s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2022, 03:52

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General

Target

413b355105e734912624ed8f0220a18b0c00cf440cdc847b1426a7e273dafbc4.exe
Size

112KB
MD5

54acfda56df734fcb50f4b5e229fd3f0
SHA1

f8ab0421260f17b879cbeecb09177d4a6b0d1161
SHA256

413b355105e734912624ed8f0220a18b0c00cf440cdc847b1426a7e273dafbc4
SHA512

16b7c4cc473c7ad286abd775cbe0972d8adfabba383ddb5adf814f851a6c1ca3b5839aa2eee054aa3a3159931e44df39788232768bc6cce5b462eab5530a8e7b
SSDEEP

3072:81Lv5af0Pg/NPg/9Pg/qPg/t+yO7xkTGD4eCc+88srH8HnjbqocV:8xPcPEP7PkxO7xkTGD4eCc+88srH8A

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	413b355105e734912624ed8f0220a18b0c00cf440cdc847b1426a7e273dafbc4.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
4884	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4884	tasklist.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2220	413b355105e734912624ed8f0220a18b0c00cf440cdc847b1426a7e273dafbc4.exe
2220	413b355105e734912624ed8f0220a18b0c00cf440cdc847b1426a7e273dafbc4.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 756	2220	413b355105e734912624ed8f0220a18b0c00cf440cdc847b1426a7e273dafbc4.exe	81
PID 2220 wrote to memory of 756	2220	413b355105e734912624ed8f0220a18b0c00cf440cdc847b1426a7e273dafbc4.exe	81
PID 2220 wrote to memory of 756	2220	413b355105e734912624ed8f0220a18b0c00cf440cdc847b1426a7e273dafbc4.exe	81
PID 756 wrote to memory of 4884	756	cmd.exe	83
PID 756 wrote to memory of 4884	756	cmd.exe	83
PID 756 wrote to memory of 4884	756	cmd.exe	83

C:\Users\Admin\AppData\Local\Temp\413b355105e734912624ed8f0220a18b0c00cf440cdc847b1426a7e273dafbc4.exe
"C:\Users\Admin\AppData\Local\Temp\413b355105e734912624ed8f0220a18b0c00cf440cdc847b1426a7e273dafbc4.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 413b355105e734912624ed8f0220a18b0c
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:756
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4884

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

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