Overview

overview

10

Static

static

10

2024-05-23...er.exe

windows7-x64

9

2024-05-23...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-23_371846901ba23edb3d5b1a5fa45afc4a_cryptolocker

  • Size

    39KB

  • Sample

    240523-bsjgcagd7v

  • MD5

    371846901ba23edb3d5b1a5fa45afc4a

  • SHA1

    34aa21f0366fd576c36a3d26fa8d688a7d6104a6

  • SHA256

    46df551d25a35bd6bd0130de2a2a5118599c27d9929a1bb2af1fa6922c3e39b2

  • SHA512

    a0e43f8ec57991499dadba0bbb9b93bdb7423276fa4849960a9c935e596c8bfc77be369456b49440faf043af2f927993036a1df7c3d7d2736919bd173069feeb

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY/9B:qDdFJy3QMOtEvwDpjjWMl7Ti

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-23_371846901ba23edb3d5b1a5fa45afc4a_cryptolocker

    • Size

      39KB

    • MD5

      371846901ba23edb3d5b1a5fa45afc4a

    • SHA1

      34aa21f0366fd576c36a3d26fa8d688a7d6104a6

    • SHA256

      46df551d25a35bd6bd0130de2a2a5118599c27d9929a1bb2af1fa6922c3e39b2

    • SHA512

      a0e43f8ec57991499dadba0bbb9b93bdb7423276fa4849960a9c935e596c8bfc77be369456b49440faf043af2f927993036a1df7c3d7d2736919bd173069feeb

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY/9B:qDdFJy3QMOtEvwDpjjWMl7Ti

    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