Overview

overview

10

Static

static

10

2024-05-24...er.exe

windows7-x64

9

2024-05-24...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-24_e5b89afc04cfcf4705fe14eef1fd30d1_cryptolocker

  • Size

    60KB

  • Sample

    240524-erhp7scf7w

  • MD5

    e5b89afc04cfcf4705fe14eef1fd30d1

  • SHA1

    1226299b21746d200d19fc570033d51be56ba628

  • SHA256

    71bde2e7e9e9c0095de88257ad615f5a50d91f4e188c7549b4362c82fd732fd5

  • SHA512

    019cd2eedc3467cdd958a7c0549c39c1593a71e7b58105702347ae944bb81b4f29564cd3426a71065cc31da82bc90a6c7b1fab5155f594a49e975fb396d41a20

  • SSDEEP

    1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaUf3j:z6a+CdOOtEvwDpjQo

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-24_e5b89afc04cfcf4705fe14eef1fd30d1_cryptolocker

    • Size

      60KB

    • MD5

      e5b89afc04cfcf4705fe14eef1fd30d1

    • SHA1

      1226299b21746d200d19fc570033d51be56ba628

    • SHA256

      71bde2e7e9e9c0095de88257ad615f5a50d91f4e188c7549b4362c82fd732fd5

    • SHA512

      019cd2eedc3467cdd958a7c0549c39c1593a71e7b58105702347ae944bb81b4f29564cd3426a71065cc31da82bc90a6c7b1fab5155f594a49e975fb396d41a20

    • SSDEEP

      1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaUf3j:z6a+CdOOtEvwDpjQo

    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