Overview

overview

10

Static

static

10

2024-03-28...er.exe

windows7-x64

9

2024-03-28...er.exe

windows10-2004-x64

9

Sharing

Copy URL
Twitter E-mail

General

  • Target

    2024-03-28_a27fdeb6e5b2afa55c15e9fd3e4cc935_cryptolocker

  • Size

    35KB

  • Sample

    240328-lvrwlsfe78

  • MD5

    a27fdeb6e5b2afa55c15e9fd3e4cc935

  • SHA1

    b124c1f797e9311b492a5165db64d1976c0a0eaa

  • SHA256

    d76b4538a0bbdfe108fa3e990951c12ea4417cf6dcab34deb616cf876f6f948d

  • SHA512

    210b7b22b648c5ecd79975ce8b43df793d6ebeb8cdeaf732f96a75a039b9de928cd170783c48ca190c7794567e8f8b2bcf8c7a5a2375882213119152cf85c08e

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkMRm:qDdFJy3QMOtEvwDpjjWMl3Rm

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-28_a27fdeb6e5b2afa55c15e9fd3e4cc935_cryptolocker

    • Size

      35KB

    • MD5

      a27fdeb6e5b2afa55c15e9fd3e4cc935

    • SHA1

      b124c1f797e9311b492a5165db64d1976c0a0eaa

    • SHA256

      d76b4538a0bbdfe108fa3e990951c12ea4417cf6dcab34deb616cf876f6f948d

    • SHA512

      210b7b22b648c5ecd79975ce8b43df793d6ebeb8cdeaf732f96a75a039b9de928cd170783c48ca190c7794567e8f8b2bcf8c7a5a2375882213119152cf85c08e

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkMRm:qDdFJy3QMOtEvwDpjjWMl3Rm

    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 Enterprise v15

Tasks