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Overview

overview

10

Static

static

10

2024-02-27...er.exe

windows7-x64

9

2024-02-27...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-02-27_c21a4f54ce5b46d8b7bb9ea0bcdc815e_cryptolocker

  • Size

    93KB

  • Sample

    240227-zns2zsbd6v

  • MD5

    c21a4f54ce5b46d8b7bb9ea0bcdc815e

  • SHA1

    0a8760a5eae373622ef956c417cb99b44094e094

  • SHA256

    1bb9a0fb82f02d4508917cb22e6028379b83356cc30b99c50c6a046af62b23ff

  • SHA512

    54f9fc25b5d0626c11a791142162af61daca70fb58209918702f39c29c66a2d9a8bc8f9a5b5275549fc58a56b67a54fef8360e984c1bbe3387569a8a0dee7770

  • SSDEEP

    1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/f:zCsanOtEvwDpjBf

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-27_c21a4f54ce5b46d8b7bb9ea0bcdc815e_cryptolocker

    • Size

      93KB

    • MD5

      c21a4f54ce5b46d8b7bb9ea0bcdc815e

    • SHA1

      0a8760a5eae373622ef956c417cb99b44094e094

    • SHA256

      1bb9a0fb82f02d4508917cb22e6028379b83356cc30b99c50c6a046af62b23ff

    • SHA512

      54f9fc25b5d0626c11a791142162af61daca70fb58209918702f39c29c66a2d9a8bc8f9a5b5275549fc58a56b67a54fef8360e984c1bbe3387569a8a0dee7770

    • SSDEEP

      1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/f:zCsanOtEvwDpjBf

    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