e8ec8565948dfd1b077a074bb614d0aac0ca7dc3ddd12bcf7e90f51febe70c53

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/11/2024, 03:37

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General

Target

2024-11-20_d669e1e26ed562dbfec1bd06edd5ac48_cryptolocker.exe
Size

34KB
MD5

d669e1e26ed562dbfec1bd06edd5ac48
SHA1

74db3c55e8d5e09d476abac8e4e5c19a7c666407
SHA256

e8ec8565948dfd1b077a074bb614d0aac0ca7dc3ddd12bcf7e90f51febe70c53
SHA512

b425a6cc60036ea366129edc26b4cfee1bb21efa2e0d2ca964bf10e1289f6b5d916ba87ccfff638ddf64f70d290e4f37cb09c47ddf2643742110163c77cfc886
SSDEEP

384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGXuaB:bG74zYcgT/Ekd0ryfjc

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	2024-11-20_d669e1e26ed562dbfec1bd06edd5ac48_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
3180	hasfj.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	2024-11-20_d669e1e26ed562dbfec1bd06edd5ac48_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hasfj.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 3180	2212	2024-11-20_d669e1e26ed562dbfec1bd06edd5ac48_cryptolocker.exe	85
PID 2212 wrote to memory of 3180	2212	2024-11-20_d669e1e26ed562dbfec1bd06edd5ac48_cryptolocker.exe	85
PID 2212 wrote to memory of 3180	2212	2024-11-20_d669e1e26ed562dbfec1bd06edd5ac48_cryptolocker.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-11-20_d669e1e26ed562dbfec1bd06edd5ac48_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_d669e1e26ed562dbfec1bd06edd5ac48_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3180

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

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Downloads

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

Filesize
34KB

MD5
06225ddba7963ba042a89e12303aa63d

SHA1
0645b08a854edef6b1a1e896a0597b028b11ebe2

SHA256
702f14acb16980ad6f836000c1904574a581f439d36841b4026f876bc3305140

SHA512
d26cc5f5a2e8b3842b5fb35388a5236e6c7a752e1b9a81c071ca938b2494828ebf3deba6c9be9feac1cdafb9dd30180addf6d52f05db12a662aef55128044e47

Download Submit
memory/2212-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2212-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/2212-2-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/2212-3-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/2212-17-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/3180-19-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/3180-20-0x0000000003010000-0x0000000003016000-memory.dmp

Filesize
24KB

Download
memory/3180-26-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download