Overview

overview

10

Static

static

10

2024-05-22...er.exe

windows7-x64

9

2024-05-22...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-22_fb645ccb9ec3f215e0f1f59a9d7be11c_cryptolocker

  • Size

    95KB

  • Sample

    240522-g2pmlseg32

  • MD5

    fb645ccb9ec3f215e0f1f59a9d7be11c

  • SHA1

    307af7b5c885ff21405eceb3cf9dedd72ea58dd1

  • SHA256

    c71d1b307b3bdfa17f913f7b24d8948bd1826ae1ea33f58f987a0eac73363df0

  • SHA512

    bfd858dcc68efbff8123faf07d01a4433fa5dcf9f4b9f0e533154363b21629fa6716726e97e21ad6192a9489a62fdcf5732c2c5fa84c703c63bc194be896fe2a

  • SSDEEP

    1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/k3:zCsanOtEvwDpjBc

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_fb645ccb9ec3f215e0f1f59a9d7be11c_cryptolocker

    • Size

      95KB

    • MD5

      fb645ccb9ec3f215e0f1f59a9d7be11c

    • SHA1

      307af7b5c885ff21405eceb3cf9dedd72ea58dd1

    • SHA256

      c71d1b307b3bdfa17f913f7b24d8948bd1826ae1ea33f58f987a0eac73363df0

    • SHA512

      bfd858dcc68efbff8123faf07d01a4433fa5dcf9f4b9f0e533154363b21629fa6716726e97e21ad6192a9489a62fdcf5732c2c5fa84c703c63bc194be896fe2a

    • SSDEEP

      1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/k3:zCsanOtEvwDpjBc

    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