Overview

overview

10

Static

static

10

2024-02-03...er.exe

windows7-x64

9

2024-02-03...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-02-03_0677eab5a36d66fae33137070d9f3bcc_cryptolocker

  • Size

    90KB

  • Sample

    240203-j9ll2achd4

  • MD5

    0677eab5a36d66fae33137070d9f3bcc

  • SHA1

    b8f4130866182d3e4140753f0d4d8970f4b6f09b

  • SHA256

    172251e2fa41eb583323649637198d4bcd08336fac48827db66505e3de792b4c

  • SHA512

    ad6f1c7bc1ef049706fd1301522b3f9467441c1bcc19a85332aadc3f7f1d8ae026f00e39b8d8aa7aae0543acf16452619626d8d7e694ae29c2b49bb18c2510a5

  • SSDEEP

    1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87Uv7:zCsanOtEvwDpjG

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-03_0677eab5a36d66fae33137070d9f3bcc_cryptolocker

    • Size

      90KB

    • MD5

      0677eab5a36d66fae33137070d9f3bcc

    • SHA1

      b8f4130866182d3e4140753f0d4d8970f4b6f09b

    • SHA256

      172251e2fa41eb583323649637198d4bcd08336fac48827db66505e3de792b4c

    • SHA512

      ad6f1c7bc1ef049706fd1301522b3f9467441c1bcc19a85332aadc3f7f1d8ae026f00e39b8d8aa7aae0543acf16452619626d8d7e694ae29c2b49bb18c2510a5

    • SSDEEP

      1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87Uv7:zCsanOtEvwDpjG

    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