Overview

overview

10

Static

static

10

2024-04-27...er.exe

windows7-x64

9

2024-04-27...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-27_9a668da2005f09f221ccc2ce6fac2326_cryptolocker

  • Size

    38KB

  • Sample

    240427-2j3fzaad8w

  • MD5

    9a668da2005f09f221ccc2ce6fac2326

  • SHA1

    1a03fcf42cd760563c486e7a04eb848c6ee7b766

  • SHA256

    a96b11bb792a0c45497dd4802b3c84a4a2c481a2d7da0894f2fb34ffc8383e9f

  • SHA512

    a99c1cef4f48f34213fb7f9ed251af7f098e3e82999488f552d2e326725907fbe6feae2a732fd2fddda28afb5b4f1e5fee4bfc8a435422330dfbbcfd57da628f

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBw:qDdFJy3QMOtEvwDpjjWMl7TdS

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-27_9a668da2005f09f221ccc2ce6fac2326_cryptolocker

    • Size

      38KB

    • MD5

      9a668da2005f09f221ccc2ce6fac2326

    • SHA1

      1a03fcf42cd760563c486e7a04eb848c6ee7b766

    • SHA256

      a96b11bb792a0c45497dd4802b3c84a4a2c481a2d7da0894f2fb34ffc8383e9f

    • SHA512

      a99c1cef4f48f34213fb7f9ed251af7f098e3e82999488f552d2e326725907fbe6feae2a732fd2fddda28afb5b4f1e5fee4bfc8a435422330dfbbcfd57da628f

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBw:qDdFJy3QMOtEvwDpjjWMl7TdS

    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