bf9fea2763957431d98785eafdabce63c14a830f127a2ece344db8ad8f164021

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 08:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe
Size

76KB
MD5

9a13f317ad20676ff4bdf58f7f291567
SHA1

e8eabb1bda65b51b1ca3e7f7cda00fe1df41c57d
SHA256

bf9fea2763957431d98785eafdabce63c14a830f127a2ece344db8ad8f164021
SHA512

eb488742265d6f816b762b6f3b162ca984556e904f18ec6e7758d1bb6d749a8d89dc8d7f8286a88f9edf4da97f6bad4972a6a3d47b73bf309a168def6b5af309
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLa5VccPtNw5CS95yM:V6QFElP6n+gMQMOtEvwDpjyaLccVNlw

Score

7^/10

discovery

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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
2800	asih.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1652 wrote to memory of 2800	1652	2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe	86
PID 1652 wrote to memory of 2800	1652	2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe	86
PID 1652 wrote to memory of 2800	1652	2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe	86

C:\Users\Admin\AppData\Local\Temp\2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1652
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
76KB

MD5
5952e12e016b4ab2792dac56e91992ef

SHA1
6b090363650e81fc99ee5b9a88e6772dbf563f51

SHA256
fd42751cc2c795ad025ac3ccb5a93cc39377cd4edde44ec282b93a2a86e89286

SHA512
604163ef2839431804179468dbbd38789117bb0edff2878bb60a01bfd03960840bee8080947f8417272fa1aa5ac128c0e7eb991441facfa002840a236e1f71b1

Download Submit
memory/1652-0-0x00000000020D0000-0x00000000020D6000-memory.dmp

Filesize
24KB

Download
memory/1652-1-0x00000000020D0000-0x00000000020D6000-memory.dmp

Filesize
24KB

Download
memory/1652-2-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/2800-17-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/2800-18-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download