2ca3004acd8074cc460fad0f22b83cf48bad51556041fc3febcbbf75440befdd

Analysis

max time kernel
148s
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, 02:37

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General

Target

2024-10-12_4861c85fd850f9ecac34416516f5fb78_cryptolocker.exe
Size

47KB
MD5

4861c85fd850f9ecac34416516f5fb78
SHA1

09cdfa13a1ee4ce7ff3e9e544e32efeda1b265f4
SHA256

2ca3004acd8074cc460fad0f22b83cf48bad51556041fc3febcbbf75440befdd
SHA512

2e8dc4ac7a7509e7f0f6f98701cf41b6081a2c5172fbfce5f3a1612cbbb346867a076b513ba78b1418b1d2730ed21cd478a7240266cf37cc5acfbfdee4269ebe
SSDEEP

768:y6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpjbXOQ69zbjlAAX5e9zrj:y6QFElP6n+gMQMOtEvwDpjbizbR9Xwz/

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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	2024-10-12_4861c85fd850f9ecac34416516f5fb78_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4244	asih.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_4861c85fd850f9ecac34416516f5fb78_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 652 wrote to memory of 4244	652	2024-10-12_4861c85fd850f9ecac34416516f5fb78_cryptolocker.exe	85
PID 652 wrote to memory of 4244	652	2024-10-12_4861c85fd850f9ecac34416516f5fb78_cryptolocker.exe	85
PID 652 wrote to memory of 4244	652	2024-10-12_4861c85fd850f9ecac34416516f5fb78_cryptolocker.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-10-12_4861c85fd850f9ecac34416516f5fb78_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_4861c85fd850f9ecac34416516f5fb78_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:652
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4244

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\asih.exe

Filesize
47KB

MD5
41c06f49e2cf1372393f8d3a80a9e356

SHA1
2a73dd4feec78e5972a67194676e6549415940a8

SHA256
b1caec5a3d3b27378d5dbb7b46482ff3e2f8dab6d90a1d9ac4054368efa5eeba

SHA512
691b3d5e65c9b3b4017b88a256bf66056101074707b027ae03710cce6a7130bc6f3f1864b154fca7db5af491843e7f7dfae7d79d4fa78f11e9bf77f15ce3e72b

Download Submit
memory/652-0-0x00000000020D0000-0x00000000020D6000-memory.dmp

Filesize
24KB

Download
memory/652-1-0x00000000020D0000-0x00000000020D6000-memory.dmp

Filesize
24KB

Download
memory/652-6-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/4244-17-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download
memory/4244-23-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download