cbf5cefca72df299861e18f773d31bc363fe7e79533284f609fd14086c3a9ddf

Analysis

max time kernel
150s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 19:21

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-09-25_56a2680264a0d3eceda93006e4b4f057_cryptolocker.exe
Size

32KB
MD5

56a2680264a0d3eceda93006e4b4f057
SHA1

4c5dd8bcbbc66abfa3bd11ee75a59484fb0bcfb6
SHA256

cbf5cefca72df299861e18f773d31bc363fe7e79533284f609fd14086c3a9ddf
SHA512

d4e45eb0b13dba4d9ca2a44b1946bef23f575ab6f460c159f65102dae26ec2d3b788e4bee7939009433ea4e40d82ada6f21e358e4025b93e7a9e27c838d23f1d
SSDEEP

384:bgCOR4uGLLQRcsdeQ72ngEUKK7YmE8jI0nrlwfjDU5ynuKKiqyE:bgCS4zYcgT/ENr0ryfjGquKKiZE

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-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation	2024-09-25_56a2680264a0d3eceda93006e4b4f057_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
2924	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	2024-09-25_56a2680264a0d3eceda93006e4b4f057_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 748 wrote to memory of 2924	748	2024-09-25_56a2680264a0d3eceda93006e4b4f057_cryptolocker.exe	84
PID 748 wrote to memory of 2924	748	2024-09-25_56a2680264a0d3eceda93006e4b4f057_cryptolocker.exe	84
PID 748 wrote to memory of 2924	748	2024-09-25_56a2680264a0d3eceda93006e4b4f057_cryptolocker.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-09-25_56a2680264a0d3eceda93006e4b4f057_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-25_56a2680264a0d3eceda93006e4b4f057_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:748
- 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:2924

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
8f81d7d54e33ed1efb8e0a26dfcbad7f

SHA1
c9a83209e5512050425f19a3f41dab296f9aa37e

SHA256
038ba2f87c5d9306c5a2360e53898ba5617f805d190db031f0c7d46e4ba14c97

SHA512
be6117f6f9d414d6c11dfc1d5d3f06cf04e4608777109742793fa8938d1fa1b4444f9f81a4bb0ccb1376a086997197a0317b4a6e093a8ac878ce9d4663d88240

Download Submit
memory/748-0-0x0000000002350000-0x0000000002356000-memory.dmp

Filesize
24KB

Download
memory/748-1-0x0000000002350000-0x0000000002356000-memory.dmp

Filesize
24KB

Download
memory/748-2-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/2924-17-0x0000000003010000-0x0000000003016000-memory.dmp

Filesize
24KB

Download
memory/2924-23-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download