Overview

overview

7

Static

static

3

d25bc99fbf...18.exe

windows7-x64

7

d25bc99fbf...18.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    d25bc99fbfb0b203e38d6b5a6066df69_JaffaCakes118

  • Size

    61KB

  • Sample

    240907-tyxj9svera

  • MD5

    d25bc99fbfb0b203e38d6b5a6066df69

  • SHA1

    c57200e4aa72a0b0ac7aaec2719f00c150125364

  • SHA256

    3f03ea9e63860b80eb562cd565410421eb33e44850ec892336e05fbef6105d74

  • SHA512

    bba10749656a8b76c5eca4d45af0b9fca83ef8f927f6dc91944b761c5ce45c42919bd609575590819f0e7c5c6e10155c3511023454860bb4cdcd2536db67cfa0

  • SSDEEP

    768:a23kV1hV9Hlw3EzkDbZi0WfGNKT7+Sov8l8ZuN+ReUHJRlZCWUInzMuoUL:a23QFw0zkDb4hy+yMl89egZCYnzck

Score
7/10
discoverypersistenceupx

Malware Config

Targets

    • Target

      d25bc99fbfb0b203e38d6b5a6066df69_JaffaCakes118

    • Size

      61KB

    • MD5

      d25bc99fbfb0b203e38d6b5a6066df69

    • SHA1

      c57200e4aa72a0b0ac7aaec2719f00c150125364

    • SHA256

      3f03ea9e63860b80eb562cd565410421eb33e44850ec892336e05fbef6105d74

    • SHA512

      bba10749656a8b76c5eca4d45af0b9fca83ef8f927f6dc91944b761c5ce45c42919bd609575590819f0e7c5c6e10155c3511023454860bb4cdcd2536db67cfa0

    • SSDEEP

      768:a23kV1hV9Hlw3EzkDbZi0WfGNKT7+Sov8l8ZuN+ReUHJRlZCWUInzMuoUL:a23QFw0zkDb4hy+yMl89egZCYnzck

    Score
    7/10
    discoverypersistenceupx

    • 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

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks