Overview

overview

10

Static

static

10

2024-05-23...er.exe

windows7-x64

9

2024-05-23...er.exe

windows10-2004-x64

9

Sharing

Copy URL
Twitter E-mail

General

  • Target

    2024-05-23_1e1160d259eaec235c7e36f0c2a69749_cryptolocker

  • Size

    38KB

  • Sample

    240523-cv2ldaad9x

  • MD5

    1e1160d259eaec235c7e36f0c2a69749

  • SHA1

    4284107d223d27ab441f2b9a35160ccd811dabc5

  • SHA256

    bb2bf3cd268b9baebfdc53f7388985ce6825c526d76c54fd73a7dc0867e9d32a

  • SHA512

    b2761154133a1fd77871421deffeba36f2aa1cf2c66619cb227168f5aa232184abf3bf3131eacf0b925d3030d3766121179dd6a88aa17ba308f71d4bf29b93d7

  • SSDEEP

    768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axK38nA:qUmnpomddpMOtEvwDpjjaYaQ8A

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-23_1e1160d259eaec235c7e36f0c2a69749_cryptolocker

    • Size

      38KB

    • MD5

      1e1160d259eaec235c7e36f0c2a69749

    • SHA1

      4284107d223d27ab441f2b9a35160ccd811dabc5

    • SHA256

      bb2bf3cd268b9baebfdc53f7388985ce6825c526d76c54fd73a7dc0867e9d32a

    • SHA512

      b2761154133a1fd77871421deffeba36f2aa1cf2c66619cb227168f5aa232184abf3bf3131eacf0b925d3030d3766121179dd6a88aa17ba308f71d4bf29b93d7

    • SSDEEP

      768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axK38nA:qUmnpomddpMOtEvwDpjjaYaQ8A

    Score
    9/10
    upx

    • Detection of CryptoLocker Variants

    • Detection of Cryptolocker Samples

    • UPX dump on OEP (original entry point)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks