Overview

overview

10

Static

static

10

2024-02-20...er.exe

windows7-x64

9

2024-02-20...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-02-20_15742d05088c7befb9fe00929b4f0fd4_cryptolocker

  • Size

    78KB

  • Sample

    240220-bsw3fahc43

  • MD5

    15742d05088c7befb9fe00929b4f0fd4

  • SHA1

    95882dbc77126ca2e4fa928eebfbab12db58c1fa

  • SHA256

    975b503d301067a7403ccc915d36af64322c6d9394ee2dc71458907bdcef29c8

  • SHA512

    0dc731e028f35d909e447f67c5e9ad8331984ceebfeaa02fd2723674d6147495a64becc3329e83f57c758d5133b9683b839f07ad7372cb7ba7e1536953cf8fac

  • SSDEEP

    768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyBK:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyo

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-20_15742d05088c7befb9fe00929b4f0fd4_cryptolocker

    • Size

      78KB

    • MD5

      15742d05088c7befb9fe00929b4f0fd4

    • SHA1

      95882dbc77126ca2e4fa928eebfbab12db58c1fa

    • SHA256

      975b503d301067a7403ccc915d36af64322c6d9394ee2dc71458907bdcef29c8

    • SHA512

      0dc731e028f35d909e447f67c5e9ad8331984ceebfeaa02fd2723674d6147495a64becc3329e83f57c758d5133b9683b839f07ad7372cb7ba7e1536953cf8fac

    • SSDEEP

      768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyBK:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyo

    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