Overview

overview

10

Static

static

10

2024-03-05...er.exe

windows7-x64

9

2024-03-05...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-03-05_4a66de633e33458a37a71fbf1a12f57c_cryptolocker

  • Size

    80KB

  • Sample

    240305-gcefcage74

  • MD5

    4a66de633e33458a37a71fbf1a12f57c

  • SHA1

    e0b58d991dd5642c39f6fb16914812f52847e83e

  • SHA256

    b1d2342dff929dd97152771e7a616ee058bd83788fe9328d74e9460d41afeb16

  • SHA512

    ee3ca6e14d23137a4150534ec01d8a6935a62925b2bcc9bb753dbc589fa42a1a4e405c367e0464600759401f958a7e9aea61b27e4ed481c157eef8c0b07b3b07

  • SSDEEP

    1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2Kr:zCsanOtEvwDpjY

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-05_4a66de633e33458a37a71fbf1a12f57c_cryptolocker

    • Size

      80KB

    • MD5

      4a66de633e33458a37a71fbf1a12f57c

    • SHA1

      e0b58d991dd5642c39f6fb16914812f52847e83e

    • SHA256

      b1d2342dff929dd97152771e7a616ee058bd83788fe9328d74e9460d41afeb16

    • SHA512

      ee3ca6e14d23137a4150534ec01d8a6935a62925b2bcc9bb753dbc589fa42a1a4e405c367e0464600759401f958a7e9aea61b27e4ed481c157eef8c0b07b3b07

    • SSDEEP

      1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2Kr:zCsanOtEvwDpjY

    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