9ce70b16b6c38d25ad22e5cee21a2946b1ed2eeb97e4c29deff6ff58da191687

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 19:04

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General

Target

2024052131b97580eddac0ca21921fa313619339cryptolocker.exe
Size

41KB
MD5

31b97580eddac0ca21921fa313619339
SHA1

5d700d4c4a2a0c82dcc645598b4490a8e3e5001f
SHA256

9ce70b16b6c38d25ad22e5cee21a2946b1ed2eeb97e4c29deff6ff58da191687
SHA512

f948e0d6efd51f1ec2fa7629c15608e43e6e81843f1cc7d6714f627a968c3fb76a97b4d61e9dd31976fb2879017dbc0a27506d271a155921b8862460695b56f5
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBaac4HK/wSvuQTCyD/95z:X6QFElP6n+gJQMOtEvwDpjBsYK/fbDFt

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

Processes:

2024052131b97580eddac0ca21921fa313619339cryptolocker.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation	2024052131b97580eddac0ca21921fa313619339cryptolocker.exe

Executes dropped EXE 1 IoCs

Processes:

asih.exe

pid process

1228 asih.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
1228	asih.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

2024052131b97580eddac0ca21921fa313619339cryptolocker.exe

description	pid	process	target process
PID 3564 wrote to memory of 1228	3564	2024052131b97580eddac0ca21921fa313619339cryptolocker.exe	asih.exe
PID 3564 wrote to memory of 1228	3564	2024052131b97580eddac0ca21921fa313619339cryptolocker.exe	asih.exe
PID 3564 wrote to memory of 1228	3564	2024052131b97580eddac0ca21921fa313619339cryptolocker.exe	asih.exe

C:\Users\Admin\AppData\Local\Temp\2024052131b97580eddac0ca21921fa313619339cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024052131b97580eddac0ca21921fa313619339cryptolocker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3564
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:1228

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
41KB

MD5
761044fd46389230ead07bb5c1a1e11c

SHA1
27ea631ad1fac2c79fa2fcb2d37e8e76c5896804

SHA256
b6f0b302c4a4fa71ba401a4bc32c80d68dfca00008175b4fca8d16c8ed9c368b

SHA512
e8bab79076857feca1c8d7e3c09b1c4e1d8e3bb93ce13c4be5c18f01f20f9955f2a2da605d40427f3c145840998b24d9a7854cb38501de533b34c78e12aafdc6

Download Submit
memory/1228-17-0x00000000006C0000-0x00000000006C6000-memory.dmp

Filesize
24KB

Download
memory/1228-23-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/3564-0-0x0000000000630000-0x0000000000636000-memory.dmp

Filesize
24KB

Download
memory/3564-1-0x0000000000660000-0x0000000000666000-memory.dmp

Filesize
24KB

Download
memory/3564-8-0x0000000000630000-0x0000000000636000-memory.dmp

Filesize
24KB

Download