7c164bf477f151ed6f3c3cbc94cfd4dbb83f773ff555b6cbe9429666750bbc49

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 14:42

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General

Target

2024-09-30_1b823cd86cb92058c964fdd8f6edf477_cryptolocker.exe
Size

41KB
MD5

1b823cd86cb92058c964fdd8f6edf477
SHA1

7af58af0c39d4e1135290b11d56ffc3bfd5fcc70
SHA256

7c164bf477f151ed6f3c3cbc94cfd4dbb83f773ff555b6cbe9429666750bbc49
SHA512

3466e6f24c9a0d547b918811543863fc8013cad14659b9e219ac4efd15450ca0bda18b51970d537b6c4f526f45f3fdb9a5dbd94b468febb7714d3fb5aab66c5e
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFqZMm:bxNrC7kYo1Fxf3s05rwxbFU

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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	2024-09-30_1b823cd86cb92058c964fdd8f6edf477_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
1168	pissa.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	2024-09-30_1b823cd86cb92058c964fdd8f6edf477_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pissa.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 1168	2128	2024-09-30_1b823cd86cb92058c964fdd8f6edf477_cryptolocker.exe	82
PID 2128 wrote to memory of 1168	2128	2024-09-30_1b823cd86cb92058c964fdd8f6edf477_cryptolocker.exe	82
PID 2128 wrote to memory of 1168	2128	2024-09-30_1b823cd86cb92058c964fdd8f6edf477_cryptolocker.exe	82

C:\Users\Admin\AppData\Local\Temp\2024-09-30_1b823cd86cb92058c964fdd8f6edf477_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-30_1b823cd86cb92058c964fdd8f6edf477_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Users\Admin\AppData\Local\Temp\pissa.exe
  "C:\Users\Admin\AppData\Local\Temp\pissa.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1168

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\pissa.exe

Filesize
41KB

MD5
667d5101ceb65b492a449f23f0ef14ea

SHA1
91c06626b54d12f91b1dd6f00d3ac491044161a1

SHA256
86f07d767c0fba47441913b6d33d5dc6869265293585e548c9f5fdd187f82c01

SHA512
a9a1f39d6c5394b92b304b7aa3c58cbff78f44d2fc6d5617bccdca92f6ccc5e0822a9bdec9fe67a73c44492b3e46658c6005adbd25d7f1685237933ce93be995

Download Submit
memory/2128-0-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/2128-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/2128-2-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download