fea986aa2806e541798b4cee2929f67b792b03a62e48a715d27223a9ee6a24af

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
08/07/2024, 03:24

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General

Target

2024-07-08_50077b395cbb14d099071dfb436e50a0_cryptolocker.exe
Size

392KB
MD5

50077b395cbb14d099071dfb436e50a0
SHA1

bfbfa81307bdb95021adac533b3140f81e305f13
SHA256

fea986aa2806e541798b4cee2929f67b792b03a62e48a715d27223a9ee6a24af
SHA512

1e971d5ba27422a479de13922df4e12a6fa7b682da048d8f724f9b70529b400f493e4895662496f0690864c8d9e031702ea042739d45e1bcf024ccfda2b1e096
SSDEEP

6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzXm:nnOflT/ZFIjBz3xjTxynGUOUhXm

Score

7^/10

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-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	2024-07-08_50077b395cbb14d099071dfb436e50a0_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
5096	hasfj.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 5096	2492	2024-07-08_50077b395cbb14d099071dfb436e50a0_cryptolocker.exe	81
PID 2492 wrote to memory of 5096	2492	2024-07-08_50077b395cbb14d099071dfb436e50a0_cryptolocker.exe	81
PID 2492 wrote to memory of 5096	2492	2024-07-08_50077b395cbb14d099071dfb436e50a0_cryptolocker.exe	81

C:\Users\Admin\AppData\Local\Temp\2024-07-08_50077b395cbb14d099071dfb436e50a0_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-08_50077b395cbb14d099071dfb436e50a0_cryptolocker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:5096

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
392KB

MD5
9c209ad9c999c54906738936cfb9546e

SHA1
83f47bff30266928522e71fc115febe10629eec6

SHA256
edfe56d7d69d551de26b60b8906402b9c05a91251be97106648d13d0681f9130

SHA512
4d67703374ad5d207f57bc97efb737365dd59d4ba0941848c066a71e7f840433a9022f1ce410fc611d527ec3521f751bd1d996a67c288e4a1b6344558b8bb8c1

Download Submit
memory/2492-0-0x0000000002160000-0x0000000002166000-memory.dmp

Filesize
24KB

Download
memory/2492-1-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/2492-8-0x0000000002160000-0x0000000002166000-memory.dmp

Filesize
24KB

Download
memory/5096-17-0x0000000003010000-0x0000000003016000-memory.dmp

Filesize
24KB

Download
memory/5096-23-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download