022df0d434b54d03263545a48dd05b073af8616ff35ebd2703596a0f90e7231b

Analysis

max time kernel
129s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
27/07/2024, 19:52

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General

Target

2024-07-27_bc2cc961dfeb019121402283457e6808_cryptolocker.exe
Size

393KB
MD5

bc2cc961dfeb019121402283457e6808
SHA1

33352a93a1a569c38e3d15c9951c44c8b337a1c6
SHA256

022df0d434b54d03263545a48dd05b073af8616ff35ebd2703596a0f90e7231b
SHA512

80215cc6f73f209d8ca48c085770ad6a0fe6179029c7140b42bd2e9b19ac7cfbd2679b1226e613e4b8603d82cf5182d2bfb1cd3c0b57a39ecfe2abe32c3f665d
SSDEEP

6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzXRf:nnOflT/ZFIjBz3xjTxynGUOUhXRf

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-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation	2024-07-27_bc2cc961dfeb019121402283457e6808_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
1824	hasfj.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	2024-07-27_bc2cc961dfeb019121402283457e6808_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hasfj.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3516 wrote to memory of 1824	3516	2024-07-27_bc2cc961dfeb019121402283457e6808_cryptolocker.exe	88
PID 3516 wrote to memory of 1824	3516	2024-07-27_bc2cc961dfeb019121402283457e6808_cryptolocker.exe	88
PID 3516 wrote to memory of 1824	3516	2024-07-27_bc2cc961dfeb019121402283457e6808_cryptolocker.exe	88

C:\Users\Admin\AppData\Local\Temp\2024-07-27_bc2cc961dfeb019121402283457e6808_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-27_bc2cc961dfeb019121402283457e6808_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3516
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1824

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\hasfj.exe

Filesize
393KB

MD5
ccb15df17ae3aafbb95581c6fab01421

SHA1
c1ed8d79666b44f3f57babe51fff324ad079ba66

SHA256
22604e4bef9469276cd261bd0a545ce4bf82f4f22f195e9eb45140fab21b7681

SHA512
3ebfe379b5beb3089db0a54177403db390e5b443942501a62d06b7bd0b72efb9e909008d1e6f4eb6d474c526a1f50257a0a857445bd9a53627a50dedda703dd4

Download Submit
memory/1824-17-0x0000000003010000-0x0000000003016000-memory.dmp

Filesize
24KB

Download
memory/1824-23-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/3516-0-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/3516-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/3516-2-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download