9d493c79359f655985ad546ea8c017db2cb593e5a5a1b663e9343735af7251b9

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2024 05:52

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General

Target

2024-10-12_e0594fb6a193c8b5ed762f2458ce6c2f_cryptolocker.exe
Size

41KB
MD5

e0594fb6a193c8b5ed762f2458ce6c2f
SHA1

064e56709c819bd63a76bd42a40f617e2f8e62a5
SHA256

9d493c79359f655985ad546ea8c017db2cb593e5a5a1b663e9343735af7251b9
SHA512

b1ecc54a7077039dae9642ff09cbfb9fa514649a94128cff583ad66d17fea430ddfe9a712fa1c92c3af8d5b70e031997984d7ba15cc718faa2d31b9c7364edef
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwnCRB:bA6YcA/X6G0W143QA

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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	2024-10-12_e0594fb6a193c8b5ed762f2458ce6c2f_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4928	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	2024-10-12_e0594fb6a193c8b5ed762f2458ce6c2f_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 3464 wrote to memory of 4928	3464	2024-10-12_e0594fb6a193c8b5ed762f2458ce6c2f_cryptolocker.exe	86
PID 3464 wrote to memory of 4928	3464	2024-10-12_e0594fb6a193c8b5ed762f2458ce6c2f_cryptolocker.exe	86
PID 3464 wrote to memory of 4928	3464	2024-10-12_e0594fb6a193c8b5ed762f2458ce6c2f_cryptolocker.exe	86

C:\Users\Admin\AppData\Local\Temp\2024-10-12_e0594fb6a193c8b5ed762f2458ce6c2f_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_e0594fb6a193c8b5ed762f2458ce6c2f_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3464
- 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:4928

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

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Downloads

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

Filesize
41KB

MD5
7c0b2253541c3e3ec9d1d8c8a1f31310

SHA1
5dc68d4ea0c4f0af93f9f6977ab3fa77cae12ab8

SHA256
3f27f07f3723b66bf2bc8418a2e9c28aeba8b7f5fda95ca175701cb06c091678

SHA512
60a14f69491eb3ab42fa51013bdc3522a276df15e6a0555ee17db969ecbf18dccfd4b260b64babf5b2cba3302d29e9f63a2d6eb97acbf207d9ec86e84b53baa2

Download Submit
memory/3464-0-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/3464-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/3464-2-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/4928-17-0x0000000003010000-0x0000000003016000-memory.dmp

Filesize
24KB

Download
memory/4928-23-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download