jigsaw | 61cd0131cb4bf090c5ee7761566f6f7a778e78b37d220f0506f98632a2663ee8

Resubmissions

19/07/2024, 15:21

240719-srpqea1dkd10

09/10/2023, 22:49

30/03/2021, 09:40

30/03/2021, 09:36

29/03/2021, 16:32

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General

Target
cats.exe
Size 126KB
Sample210330-ae6xfbdjpn
SHA256 61cd0131cb4bf090c5ee7761566f6f7a778e78b37d220f0506f98632a2663ee8
MD5 e0d108435c58dc9403588e4dcab68275
SHA1 7a7331423938020550ff3decd2e8b50b3ee5c87a
SHA512 2a5648ced91b75d928b4d71a8580c5bee75a5f27623f8c5071cd23b8cd85eaa8129ddb0aaf0a1fcca05fb1b7868a0fcd9306e9ddf2d3eaaf605c41cc7fde4a9e
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Targets

- Target
  cats.exe
- Size 126KB
- SHA256 61cd0131cb4bf090c5ee7761566f6f7a778e78b37d220f0506f98632a2663ee8
- MD5 e0d108435c58dc9403588e4dcab68275
- SHA1 7a7331423938020550ff3decd2e8b50b3ee5c87a
- SHA512 2a5648ced91b75d928b4d71a8580c5bee75a5f27623f8c5071cd23b8cd85eaa8129ddb0aaf0a1fcca05fb1b7868a0fcd9306e9ddf2d3eaaf605c41cc7fde4a9e
- MD5 SHA1 SHA512
Score

10^/10

jigsaw persistence ransomware spyware stealer
- Jigsaw Ransomware
  Ransomware family first created in 2016. Named based on wallpaper set after infection in the early versions.
  ransomware jigsaw
- Suspicious use of NtCreateProcessExOtherParentProcess
- Executes dropped EXE
- Modifies extensions of user files
  Ransomware generally changes the extension on encrypted files.
  ransomware
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Tasks

Resubmissions

Sharing

General

Malware Config

Targets

Jigsaw Ransomware

Suspicious use of NtCreateProcessExOtherParentProcess

Executes dropped EXE

Modifies extensions of user files

Reads user/profile data of web browsers

Adds Run key to start application

MITRE ATT&CK Enterprise v6

Tasks

static1

behavioral1

behavioral2