e0bb2fb1e7f7a8a77a2bb9c5dabdc95ec0b11e80e299d4f86f2f5252cdd80e98

Analysis

max time kernel
224s
max time network
254s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 05:54

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General

Target

2024-01-09_5bd411a3c5ebeb2fd486e8b71210e0bb_cryptolocker.exe
Size

44KB
MD5

5bd411a3c5ebeb2fd486e8b71210e0bb
SHA1

992c77dfea113223afe9f4a2c7fbb2655ad9299b
SHA256

e0bb2fb1e7f7a8a77a2bb9c5dabdc95ec0b11e80e299d4f86f2f5252cdd80e98
SHA512

7590b4f9dacff36f4aa8cf39c3b3bcb14e63fcf764197ba1bcf1db35fc9bb45dee5973b215a231eb4e888f2382b830d9b43637fd45c168bce58ae1563eb8788d
SSDEEP

768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37YbDu5z/h/:bgGYcA/53GAA6y37nb/

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-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation	2024-01-09_5bd411a3c5ebeb2fd486e8b71210e0bb_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
3932	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 4908 wrote to memory of 3932	4908	2024-01-09_5bd411a3c5ebeb2fd486e8b71210e0bb_cryptolocker.exe	93
PID 4908 wrote to memory of 3932	4908	2024-01-09_5bd411a3c5ebeb2fd486e8b71210e0bb_cryptolocker.exe	93
PID 4908 wrote to memory of 3932	4908	2024-01-09_5bd411a3c5ebeb2fd486e8b71210e0bb_cryptolocker.exe	93

C:\Users\Admin\AppData\Local\Temp\2024-01-09_5bd411a3c5ebeb2fd486e8b71210e0bb_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-09_5bd411a3c5ebeb2fd486e8b71210e0bb_cryptolocker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4908
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:3932

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
45KB

MD5
49dfd115725d9cf1361f41d032b7b7ee

SHA1
e82b90daeebcb628ee777f68c5da117844706b6d

SHA256
9576a999de79bc2a36e3c52b355774378550aec5348b49da348b73149dc7332c

SHA512
2db329e6f731ca32723b1eba2f16eb396424a296ee73f9fa08501c4162c4c5d0e6b265f5340fd70f53237cb6c7aad64b4c483eec43592be9498453d176b89110

Download Submit
memory/3932-17-0x0000000002ED0000-0x0000000002ED6000-memory.dmp

Filesize
24KB

Download
memory/3932-20-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download
memory/4908-0-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/4908-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/4908-2-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download