Overview

overview

10

Static

static

10

2024-04-15...er.exe

windows7-x64

9

2024-04-15...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-15_cf38fd8a2c02208aac88a637c2f1d31c_cryptolocker

  • Size

    54KB

  • Sample

    240415-sf3swshd53

  • MD5

    cf38fd8a2c02208aac88a637c2f1d31c

  • SHA1

    13ca54a0fdff2a97f330159421bdeb29e5cb1e6e

  • SHA256

    6f033527029f357c7e0cd6e38a04dcbbb06e4e0c255700e150089e220c1ed9b9

  • SHA512

    08cbb18428fc91c39eed719c3c5d27819e660f6193e0ab3de90fe52130be7fe50b05f4b5afc8381b57c624f79e3cc98ff72ec506f44cce2c7f92a371126b7b38

  • SSDEEP

    768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUL7:bP9g/xtCS3Dxx0G

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-15_cf38fd8a2c02208aac88a637c2f1d31c_cryptolocker

    • Size

      54KB

    • MD5

      cf38fd8a2c02208aac88a637c2f1d31c

    • SHA1

      13ca54a0fdff2a97f330159421bdeb29e5cb1e6e

    • SHA256

      6f033527029f357c7e0cd6e38a04dcbbb06e4e0c255700e150089e220c1ed9b9

    • SHA512

      08cbb18428fc91c39eed719c3c5d27819e660f6193e0ab3de90fe52130be7fe50b05f4b5afc8381b57c624f79e3cc98ff72ec506f44cce2c7f92a371126b7b38

    • SSDEEP

      768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUL7:bP9g/xtCS3Dxx0G

    Score
    9/10
    upx

    • Detection of CryptoLocker Variants

    • 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