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Overview

overview

10

Static

static

5

JaffaCakes...31.exe

windows7-x64

10

JaffaCakes...31.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_813ef74a1bca40e5c85900e935fea731

  • Size

    139KB

  • Sample

    250320-elh4saxjy9

  • MD5

    813ef74a1bca40e5c85900e935fea731

  • SHA1

    647d23f2207938a8805f6b9ef1a0b7239ce80b17

  • SHA256

    637298a96b71e285cab13eaac31818e1681060fefa15c1ac58e8fe77dcb6be3e

  • SHA512

    1c03c1fae8565c759c60dcdf2d7b58b27d45908fd4e36a44b30ae539a766091705f447560d1a19120f10212f50c4c27fc296e0145cea7bc8712c7f48b3d18c15

  • SSDEEP

    3072:oTD000dF8abVEpC/AOcTkv9HEmlj8vXgRbpD1mWNraG1cjouty:cDs/yCoOctml7prxfcjoS

Score
10/10
vobfusdiscoverypersistenceupxworm

Malware Config

Targets

    • Target

      JaffaCakes118_813ef74a1bca40e5c85900e935fea731

    • Size

      139KB

    • MD5

      813ef74a1bca40e5c85900e935fea731

    • SHA1

      647d23f2207938a8805f6b9ef1a0b7239ce80b17

    • SHA256

      637298a96b71e285cab13eaac31818e1681060fefa15c1ac58e8fe77dcb6be3e

    • SHA512

      1c03c1fae8565c759c60dcdf2d7b58b27d45908fd4e36a44b30ae539a766091705f447560d1a19120f10212f50c4c27fc296e0145cea7bc8712c7f48b3d18c15

    • SSDEEP

      3072:oTD000dF8abVEpC/AOcTkv9HEmlj8vXgRbpD1mWNraG1cjouty:cDs/yCoOctml7prxfcjoS

    Score
    10/10
    vobfusdiscoverypersistenceupxworm

    • Vobfus

      A widespread worm which spreads via network drives and removable media.

      wormvobfus

    • Vobfus family

      vobfus

    • Adds policy Run key to start application

      persistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks