01311adba5918ef2552e27e98bc688f6b00d7a4759aa7960aab8298f0b67c28e

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
14/10/2024, 07:31

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General

Target

2024-10-14_d38f5613638a2cb53295f6451ef99c1e_cryptolocker.exe
Size

48KB
MD5

d38f5613638a2cb53295f6451ef99c1e
SHA1

8245da85d20eb68b6cc1a682d8437b03197cfe92
SHA256

01311adba5918ef2552e27e98bc688f6b00d7a4759aa7960aab8298f0b67c28e
SHA512

47dc428c37cb3d8c00f87daa7f069ca2aa64438d981410764fc53365b0d4e11aa37861795158f36b9d6ad28f4eeef3a277e7ced59af75b011050c0b1c54cb590
SSDEEP

768:y6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpjbXOQ69zbjlAAX5e9zr7:y6QFElP6n+gMQMOtEvwDpjbizbR9XwzX

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	2024-10-14_d38f5613638a2cb53295f6451ef99c1e_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
64	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	2024-10-14_d38f5613638a2cb53295f6451ef99c1e_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 4916 wrote to memory of 64	4916	2024-10-14_d38f5613638a2cb53295f6451ef99c1e_cryptolocker.exe	86
PID 4916 wrote to memory of 64	4916	2024-10-14_d38f5613638a2cb53295f6451ef99c1e_cryptolocker.exe	86
PID 4916 wrote to memory of 64	4916	2024-10-14_d38f5613638a2cb53295f6451ef99c1e_cryptolocker.exe	86

C:\Users\Admin\AppData\Local\Temp\2024-10-14_d38f5613638a2cb53295f6451ef99c1e_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-14_d38f5613638a2cb53295f6451ef99c1e_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4916
- 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:64

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
48KB

MD5
c90ec71d00b4b7158dbee8ee718b3b0d

SHA1
935f97af74e53a603bce229f3a228089b67060dc

SHA256
a4e18d688fb5557bc67f62e11a5c85a53a3f68c2a3604e2e535660b3f327441b

SHA512
ea23eaf5c2fcb0dd69e942705bb612c702b191db321424a71542747b871fec62844730dd9a775bdc33df6a11a3011b94ad0ac1093767437167f70bf8a992d5fa

Download Submit
memory/64-17-0x0000000002050000-0x0000000002056000-memory.dmp

Filesize
24KB

Download
memory/64-18-0x0000000002070000-0x0000000002076000-memory.dmp

Filesize
24KB

Download
memory/4916-0-0x0000000000640000-0x0000000000646000-memory.dmp

Filesize
24KB

Download
memory/4916-1-0x0000000000640000-0x0000000000646000-memory.dmp

Filesize
24KB

Download
memory/4916-2-0x0000000000660000-0x0000000000666000-memory.dmp

Filesize
24KB

Download