Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    22-08-2024 06:02

General

  • Target

    b6992046308026e8ecfd916635f01945_JaffaCakes118.exe

  • Size

    86KB

  • MD5

    b6992046308026e8ecfd916635f01945

  • SHA1

    1a36db1defc0304d3f54e205bbddc5e08b6324b5

  • SHA256

    fa0484efa5836a1bc35fcc7a1f7785f01a413a11472fcfe2d402517d5633d298

  • SHA512

    16f9145110803c106246d9a30d8a2ba4fc423a6ad9998e4279fede845801a03bf0733926136beea46963334432d4c20054a348b3ca5b7c6b682308f1c5e9c7d9

  • SSDEEP

    1536:DtQZ47o9eahVeYav9RA9AMcRJ81FGCHOaOrAUySTQJ:Di6WTGRQcRJ81cCHOaOrAUySTQJ

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b6992046308026e8ecfd916635f01945_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b6992046308026e8ecfd916635f01945_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2488
    • C:\Users\Admin\AppData\Roaming\hlonlfkf.exe
      "C:\Users\Admin\AppData\Roaming\hlonlfkf.exe" *kmfdm* C:\Users\Admin\AppData\Local\Temp\B69920~1.EXE
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1668
      • C:\Users\Admin\AppData\Roaming\hlonlfkf.exe
        "C:\Users\Admin\AppData\Roaming\hlonlfkf.exe" PNPK
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Roaming\hlonlfkf.exe

    Filesize

    86KB

    MD5

    b6992046308026e8ecfd916635f01945

    SHA1

    1a36db1defc0304d3f54e205bbddc5e08b6324b5

    SHA256

    fa0484efa5836a1bc35fcc7a1f7785f01a413a11472fcfe2d402517d5633d298

    SHA512

    16f9145110803c106246d9a30d8a2ba4fc423a6ad9998e4279fede845801a03bf0733926136beea46963334432d4c20054a348b3ca5b7c6b682308f1c5e9c7d9

  • memory/1668-13-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/1668-12-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/1668-11-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/1668-19-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2488-0-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2488-3-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/2488-2-0x0000000000470000-0x00000000004D3000-memory.dmp

    Filesize

    396KB

  • memory/2488-6-0x00000000004E0000-0x000000000054C000-memory.dmp

    Filesize

    432KB

  • memory/2488-9-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2724-17-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2724-18-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB