545cc9dc5722a908d17316d89b078f077c72f054df761f6cd6122fd22a09ea72 | Triage

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Overview

overview

9

Static

static

5

545cc9dc57...2N.exe

windows7-x64

9

545cc9dc57...2N.exe

windows10-2004-x64

9

Sharing

General

Target

545cc9dc5722a908d17316d89b078f077c72f054df761f6cd6122fd22a09ea72N
Size

129KB
Sample

241001-mkhqmayfjf
MD5

6d61fbacb20f52ceabe8bf43404f2610
SHA1

6c9dd33a6a2bd7a7db202fe9416ba47bb600686a
SHA256

545cc9dc5722a908d17316d89b078f077c72f054df761f6cd6122fd22a09ea72
SHA512

6aa7f626099e7134fb994f4424d618ab73cff997bdd1df41a9f138e85eec7a2a5c94bad15e822f5b2e857b0d5ce35f7cc1ce27704582590a3a491ca4f7d5a545
SSDEEP

1536:CTWn1++PJHJXA/OsIZfzc3/Q8zxY5XTWn1++PJHJXA/OsIZfzc3/Q8zxY5O:KQSox5zQSox5O

Score

9^/10

discovery ransomware upx

Static task

static1

2 signatures

Behavioral task

behavioral1

Sample

545cc9dc5722a908d17316d89b078f077c72f054df761f6cd6122fd22a09ea72N.exe

Resource

win7-20240903-en

discovery ransomware upx

windows7-x64

8 signatures

150 seconds

Behavioral task

behavioral2

Sample

545cc9dc5722a908d17316d89b078f077c72f054df761f6cd6122fd22a09ea72N.exe

Resource

win10v2004-20240802-en

discovery ransomware upx

windows10-2004-x64

7 signatures

150 seconds

Malware Config

Targets

- Target
  
  545cc9dc5722a908d17316d89b078f077c72f054df761f6cd6122fd22a09ea72N
- Size
  
  129KB
- MD5
  
  6d61fbacb20f52ceabe8bf43404f2610
- SHA1
  
  6c9dd33a6a2bd7a7db202fe9416ba47bb600686a
- SHA256
  
  545cc9dc5722a908d17316d89b078f077c72f054df761f6cd6122fd22a09ea72
- SHA512
  
  6aa7f626099e7134fb994f4424d618ab73cff997bdd1df41a9f138e85eec7a2a5c94bad15e822f5b2e857b0d5ce35f7cc1ce27704582590a3a491ca4f7d5a545
- SSDEEP
  
  1536:CTWn1++PJHJXA/OsIZfzc3/Q8zxY5XTWn1++PJHJXA/OsIZfzc3/Q8zxY5O:KQSox5zQSox5O
Score

9^/10

discovery ransomware upx
- Renames multiple (4926) files with added filename extension
  This suggests ransomware activity of encrypting all the files on the system.
  ransomware
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

discoveryransomwareupx

behavioral2

discoveryransomwareupx

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