936d447ca3cf4e9d76a9d94c0e371ca21166b72d51c5fcd3323731174ade05a4

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
06/07/2024, 21:29

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General

Target

2024-07-06_f6fe41cfe7293ed0f55a9e160698cec2_cryptolocker.exe
Size

43KB
MD5

f6fe41cfe7293ed0f55a9e160698cec2
SHA1

3126f19cac595b9aa4b8e831458fa59e4875c4a9
SHA256

936d447ca3cf4e9d76a9d94c0e371ca21166b72d51c5fcd3323731174ade05a4
SHA512

5efbe8249105ff2c997b7b107809ef3c1a83aadcfacb1d4c3c6b59b19421ee276fc9cf80c930fd579db28168065552a9e5ad824c9e0356812b40403219a75eef
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jb0nrlwfjDUad4Ey:bm74zYcgT/EkM0ryfjPd4/

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-1-5-21-3642458265-1901903390-453309326-1000\Control Panel\International\Geo\Nation	2024-07-06_f6fe41cfe7293ed0f55a9e160698cec2_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4248	hasfj.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 4248	2932	2024-07-06_f6fe41cfe7293ed0f55a9e160698cec2_cryptolocker.exe	85
PID 2932 wrote to memory of 4248	2932	2024-07-06_f6fe41cfe7293ed0f55a9e160698cec2_cryptolocker.exe	85
PID 2932 wrote to memory of 4248	2932	2024-07-06_f6fe41cfe7293ed0f55a9e160698cec2_cryptolocker.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-07-06_f6fe41cfe7293ed0f55a9e160698cec2_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-06_f6fe41cfe7293ed0f55a9e160698cec2_cryptolocker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:4248

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\hasfj.exe

Filesize
43KB

MD5
2757f9beb93e4645be72de77335631b3

SHA1
ba256ba41c878512d99788aee6899bd97bc15382

SHA256
0146ffdc600b232fb9cefef930d30f5fb5966ccf99a0d74afb43de7de1797623

SHA512
b9d8701ff4d8a253f883dd65ca0ba246a14b98c4df3c393d4dada98b93a70cb0bfd5f39a533dd1dc1c60eb5ba9a0e008aebd2b9bfd18a2c5fdaadb11f2400dd1

Download Submit
memory/2932-0-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2932-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/2932-2-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/2932-3-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/2932-17-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/4248-18-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/4248-20-0x0000000003010000-0x0000000003016000-memory.dmp

Filesize
24KB

Download
memory/4248-26-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download
memory/4248-27-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download