9ba1135fc1cb815feac4940f0cbe6d04fae9a26d6cd7b6219185054c2fe3e1d2

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/11/2024, 02:49

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General

Target

2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe
Size

46KB
MD5

a17c054cc974a49f013e7423a1731cfd
SHA1

f340b59a38d2a921e81981825af1aaebf46a92c7
SHA256

9ba1135fc1cb815feac4940f0cbe6d04fae9a26d6cd7b6219185054c2fe3e1d2
SHA512

6d5d6eaf5984a0a3f1a9e0914f2bb8b7f3bdec7e970947a78aba240b7423062a2a85e4be0e43d10d2aa07ab83bb99152387d34e7a5f8ae70ac14af69a813a119
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVaD3TP7DFHuRcD9HkY:X6QFElP6n+gJQMOtEvwDpjBmzDkWDtx

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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
5016	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	2024-11-20_a17c054cc974a49f013e7423a1731cfd_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 1256 wrote to memory of 5016	1256	2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe	86
PID 1256 wrote to memory of 5016	1256	2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe	86
PID 1256 wrote to memory of 5016	1256	2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe	86

C:\Users\Admin\AppData\Local\Temp\2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1256
- 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:5016

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
46KB

MD5
5230b0feb69d2c0973dc72270dae6989

SHA1
adc3fba7be101ea8c293ad76e895d4f5a65b9cf8

SHA256
cd9cb561c001d4da5c88bbaed860e71ae6e3a15f47258f8b39e05fa6edef43f4

SHA512
4a6fa9d33fc703e0a5d7a33ee689560e7a22e392cf28c123d92cdb50d2e3f7105c7287430b227bb0723062966b687b59dff42fb4461fab127314cd22fce18662

Download Submit
memory/1256-0-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

Download
memory/1256-1-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

Download
memory/1256-2-0x0000000002240000-0x0000000002246000-memory.dmp

Filesize
24KB

Download
memory/5016-18-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/5016-17-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download