32ebfbedc37ac88f09ad03455995e1c003750eb897163fd3fb3baad5ef301148

Analysis

max time kernel
150s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
05/07/2024, 20:02

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General

Target

2024-07-05_d635ef9be185711f5559244be5af4666_cryptolocker.exe
Size

391KB
MD5

d635ef9be185711f5559244be5af4666
SHA1

1ea6bd7a6e1a080dbfb03a6b7c6bfde700e29c27
SHA256

32ebfbedc37ac88f09ad03455995e1c003750eb897163fd3fb3baad5ef301148
SHA512

b9df978f511617646d698ea468ea05f0d7da561dc604c8cb9f80f2bfe73ffc55b7e02b4c1bf41f21f31a730e25918dca4707cede9bb00d44584ebcd3b06c149b
SSDEEP

6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzXR3:nnOflT/ZFIjBz3xjTxynGUOUhXR3

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-1-5-21-1015551233-1106003478-1645743776-1000\Control Panel\International\Geo\Nation	2024-07-05_d635ef9be185711f5559244be5af4666_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
3484	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 2408 wrote to memory of 3484	2408	2024-07-05_d635ef9be185711f5559244be5af4666_cryptolocker.exe	84
PID 2408 wrote to memory of 3484	2408	2024-07-05_d635ef9be185711f5559244be5af4666_cryptolocker.exe	84
PID 2408 wrote to memory of 3484	2408	2024-07-05_d635ef9be185711f5559244be5af4666_cryptolocker.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-07-05_d635ef9be185711f5559244be5af4666_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-05_d635ef9be185711f5559244be5af4666_cryptolocker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:3484

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
392KB

MD5
b0f6abfd7722a4fb78df52f91aa16084

SHA1
869c83a50ef8062518a3869c0d7a8080443493e8

SHA256
f3e36a74da78f242b9c0ed6c1a7f2b7de6f64c5ce69ec52c6bb978c8ac2f2522

SHA512
173ee396f6f6fdf6ef8be7242f801d86589c5f12a8472bb217e8209db0ba81779de22db1c74bd01feff5cb7fa6d50d13f3a5ad946ad45c8505f1660081de546c

Download Submit
memory/2408-0-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/2408-1-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/2408-8-0x00007FFC39FB0000-0x00007FFC3A1A5000-memory.dmp

Filesize
2.0MB

Download
memory/3484-17-0x0000000003010000-0x0000000003016000-memory.dmp

Filesize
24KB

Download
memory/3484-23-0x00007FFC39FB0000-0x00007FFC3A1A5000-memory.dmp

Filesize
2.0MB

Download
memory/3484-24-0x00007FFC39FB0000-0x00007FFC3A1A5000-memory.dmp

Filesize
2.0MB

Download