bafebeee6868504db4b0c62203b518384170722ef74aba62c918d017c5832e1e

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
18/10/2024, 03:51

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General

Target

2024-10-18_7f974fcec295a50312a76c2a1d0729da_cryptolocker.exe
Size

48KB
MD5

7f974fcec295a50312a76c2a1d0729da
SHA1

26041cc05bf15ca6feaabda06db62b04f6eeebf9
SHA256

bafebeee6868504db4b0c62203b518384170722ef74aba62c918d017c5832e1e
SHA512

fb233d42739fa20357fdc573a5b4479d9bb278b0d4f84616bab7c8007c5cc37eb4c0f30afed9c81b8795ba77cfb3675e5c144c75d7eb3bfa5557fe412135369c
SSDEEP

768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPyr:P6QFElP6k+MRQMOtEvwDpjBQpVX3r

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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	2024-10-18_7f974fcec295a50312a76c2a1d0729da_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4268	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	2024-10-18_7f974fcec295a50312a76c2a1d0729da_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 952 wrote to memory of 4268	952	2024-10-18_7f974fcec295a50312a76c2a1d0729da_cryptolocker.exe	84
PID 952 wrote to memory of 4268	952	2024-10-18_7f974fcec295a50312a76c2a1d0729da_cryptolocker.exe	84
PID 952 wrote to memory of 4268	952	2024-10-18_7f974fcec295a50312a76c2a1d0729da_cryptolocker.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-10-18_7f974fcec295a50312a76c2a1d0729da_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-18_7f974fcec295a50312a76c2a1d0729da_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:952
- 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:4268

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
48KB

MD5
3fddb7ea7a9c8b21bef50832fa0cedde

SHA1
db4d73e0d6f3db06112e9da4a2f981895865d299

SHA256
ba0bf2a03fa75ae663f4cc3d6c585e7427ed05a42b4a558431ca56ad6eee3f40

SHA512
f945ee3a62f25545259f92092079165ecbb6941d74604c873adca235cae9d9ea0442f0b8ae646db097c515113d784e4a2c832d4ecf57d51d3cd8789dfe811c7b

Download Submit
memory/952-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/952-1-0x0000000000520000-0x0000000000526000-memory.dmp

Filesize
24KB

Download
memory/952-2-0x0000000000520000-0x0000000000526000-memory.dmp

Filesize
24KB

Download
memory/952-3-0x0000000002240000-0x0000000002246000-memory.dmp

Filesize
24KB

Download
memory/952-18-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/4268-17-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/4268-21-0x00000000006D0000-0x00000000006D6000-memory.dmp

Filesize
24KB

Download
memory/4268-20-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download
memory/4268-27-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download