2dbc852eadbf5f45b02d35c53b2bd4c75e71d375ee89042892e05a74c5fb6f59

Analysis

max time kernel
150s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/09/2024, 03:31

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-09-12_417a64bff2b9e7d5098247ae6300df75_cryptolocker.exe
Size

32KB
MD5

417a64bff2b9e7d5098247ae6300df75
SHA1

dc349a20bfd2aaa790014257f0ad452a04fe7e43
SHA256

2dbc852eadbf5f45b02d35c53b2bd4c75e71d375ee89042892e05a74c5fb6f59
SHA512

d627802299cb55251db0bfe5f7b2ec36141b9e0dc263e52359fc127a6d50da1a2e7075c5f26b7dadeaa9660332f093f9cfc87fa711bc1d0a4efa01489789aac4
SSDEEP

384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGXB5:bG74zYcgT/Ekd0ryfjq

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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	2024-09-12_417a64bff2b9e7d5098247ae6300df75_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
1488	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	hasfj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-12_417a64bff2b9e7d5098247ae6300df75_cryptolocker.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 1488	1080	2024-09-12_417a64bff2b9e7d5098247ae6300df75_cryptolocker.exe	84
PID 1080 wrote to memory of 1488	1080	2024-09-12_417a64bff2b9e7d5098247ae6300df75_cryptolocker.exe	84
PID 1080 wrote to memory of 1488	1080	2024-09-12_417a64bff2b9e7d5098247ae6300df75_cryptolocker.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-09-12_417a64bff2b9e7d5098247ae6300df75_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-12_417a64bff2b9e7d5098247ae6300df75_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1080
- 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:1488

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\hasfj.exe

Filesize
32KB

MD5
0fffbce02b2c4d8b8485765fb9258175

SHA1
f831ca580e5313f543c9d76a177a9b152664afc9

SHA256
b0d6ad3e9123af4fc904a06b0eb9f9740d6ff07fbd9c2fd9d7745df32d91c2fd

SHA512
7c74933a6e9b9abb4cf0c917aa5b0000ec9ee0a22143e03dd0312e225c42673ce71ac9d3e978b6e04429e9bd4181865f018e722054deec1926707c499276cb9b

Download Submit
memory/1080-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/1080-1-0x0000000002350000-0x0000000002356000-memory.dmp

Filesize
24KB

Download
memory/1080-2-0x0000000002350000-0x0000000002356000-memory.dmp

Filesize
24KB

Download
memory/1080-3-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/1080-17-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/1488-20-0x0000000003010000-0x0000000003016000-memory.dmp

Filesize
24KB

Download
memory/1488-19-0x0000000002190000-0x0000000002196000-memory.dmp

Filesize
24KB

Download
memory/1488-26-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download