b61dfa08ca37a0f32aaea86cc32a55ead8ef17ae2252ae7ff8ffbf01a35b214a

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
13/10/2024, 03:56

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-10-13_cbe5a351e6aed2e075de0a349b86416e_cryptolocker.exe
Size

46KB
MD5

cbe5a351e6aed2e075de0a349b86416e
SHA1

1053f70b188da992d1bbe2a2732897e476b49c60
SHA256

b61dfa08ca37a0f32aaea86cc32a55ead8ef17ae2252ae7ff8ffbf01a35b214a
SHA512

cc4f32e9be6fad794026b26662f2b4d078a5db3934685d32000ee5bad808d8188c1ee5b4291b204e4b3f20bbba5965712fd786a1e5297ea3abf6df49161bb39c
SSDEEP

384:e/4wODQkzonAYsju5N/surDQtOOtEvwDpjqIGROqS/W/rJ+xLrs7cwcx4MWlNVg9:79inqyNR/QtOOtEvwDpjBK/rJ+Nw8qnQ

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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	2024-10-13_cbe5a351e6aed2e075de0a349b86416e_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
868	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	2024-10-13_cbe5a351e6aed2e075de0a349b86416e_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 4900 wrote to memory of 868	4900	2024-10-13_cbe5a351e6aed2e075de0a349b86416e_cryptolocker.exe	85
PID 4900 wrote to memory of 868	4900	2024-10-13_cbe5a351e6aed2e075de0a349b86416e_cryptolocker.exe	85
PID 4900 wrote to memory of 868	4900	2024-10-13_cbe5a351e6aed2e075de0a349b86416e_cryptolocker.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-10-13_cbe5a351e6aed2e075de0a349b86416e_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-13_cbe5a351e6aed2e075de0a349b86416e_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4900
- 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:868

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\asih.exe

Filesize
46KB

MD5
535cc86d400fce305a6fd5a4f1aee674

SHA1
445ffe4d01bc22c8690c386296d6c616ef36d45a

SHA256
2ebe8191fcbec683d8a6500f2a368e4c2a57543bd1140f43e427c16508911734

SHA512
bdce0f6fc761c3506c7231a465f28a20eed61988da8087cae6a29a75b5614eb9ca2c3f9c94b7b503ff7480b8d26c7b8a49b4a35de909ed6b036b0a57010758e5

Download Submit
memory/868-19-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/868-20-0x00000000005D0000-0x00000000005D6000-memory.dmp

Filesize
24KB

Download
memory/868-26-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/4900-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/4900-1-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download
memory/4900-2-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download
memory/4900-3-0x0000000002240000-0x0000000002246000-memory.dmp

Filesize
24KB

Download
memory/4900-17-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download