8d89b7b05176bd004e4debe25dfa254473d6f29a9b7d748a1d71fa7b5a8d8edc

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 03:40

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General

Target

2024-09-19_ce1372dcad7c58162607a39f841f9886_cryptolocker.exe
Size

34KB
MD5

ce1372dcad7c58162607a39f841f9886
SHA1

30ad0e63a660ab17fd833b7071c1257b22b26f17
SHA256

8d89b7b05176bd004e4debe25dfa254473d6f29a9b7d748a1d71fa7b5a8d8edc
SHA512

f2508e7239937dc56f78269f4b4299095695877ef64b1713227ab714b17eda3a8fdc452542658154ede05ff758fdf794878fbe73ddfe32586ca22691a52fc346
SSDEEP

384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGXvJIlZ:bG74zYcgT/Ekd0ryfjkCb

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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	2024-09-19_ce1372dcad7c58162607a39f841f9886_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
1508	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	2024-09-19_ce1372dcad7c58162607a39f841f9886_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 2672 wrote to memory of 1508	2672	2024-09-19_ce1372dcad7c58162607a39f841f9886_cryptolocker.exe	84
PID 2672 wrote to memory of 1508	2672	2024-09-19_ce1372dcad7c58162607a39f841f9886_cryptolocker.exe	84
PID 2672 wrote to memory of 1508	2672	2024-09-19_ce1372dcad7c58162607a39f841f9886_cryptolocker.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-09-19_ce1372dcad7c58162607a39f841f9886_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-19_ce1372dcad7c58162607a39f841f9886_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2672
- 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:1508

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

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Downloads

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

Filesize
34KB

MD5
dfa99a2d124810edb641c06fe909163b

SHA1
6dd27b666cde4d52cfe9c89da10bfbcab35a0dd0

SHA256
3b6d9561a170eec29ed08055827035e616d04d0431b7008b572c720ff4302c70

SHA512
7cce5655624e37242f8e949459bd0db0639f28f881708cad54a6efcd9c22c17801874c23ee359e6b9a5076cc3b20acd2cdd32fc9f1da457d8301b57fd1ccf7de

Download Submit
memory/1508-25-0x00000000005D0000-0x00000000005D6000-memory.dmp

Filesize
24KB

Download
memory/1508-19-0x0000000002370000-0x0000000002376000-memory.dmp

Filesize
24KB

Download
memory/1508-26-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2672-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2672-1-0x0000000002E90000-0x0000000002E96000-memory.dmp

Filesize
24KB

Download
memory/2672-2-0x0000000002E90000-0x0000000002E96000-memory.dmp

Filesize
24KB

Download
memory/2672-3-0x0000000003140000-0x0000000003146000-memory.dmp

Filesize
24KB

Download
memory/2672-17-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download