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Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07/04/2024, 18:21

General

  • Target

    07ba35f780682644df2db6af113404e5f42d57ffdac81a113d242a217603435a.exe

  • Size

    136KB

  • MD5

    e792dc5fb4806a27ef7dbd620e2ec164

  • SHA1

    228eb332c79349150ba6b6a009099dccce1b8070

  • SHA256

    07ba35f780682644df2db6af113404e5f42d57ffdac81a113d242a217603435a

  • SHA512

    f670e27261d93f37e064e33c98c0d9a62d658266e93ed4a24707b6067231ce2d3653e8edb38794627ffd87f4211b34619cb669f82e1f789b72a1b4bb3a779fdb

  • SSDEEP

    3072:q99X4ATRtqdEY82XLT79O6W/0aC0VrETTrDFzH38dkjJy:E9ZtqqY82X3RObR4frxzsdkjJy

Score
8/10

Malware Config

Signatures

  • Modifies AppInit DLL entries 2 TTPs
  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\07ba35f780682644df2db6af113404e5f42d57ffdac81a113d242a217603435a.exe
    "C:\Users\Admin\AppData\Local\Temp\07ba35f780682644df2db6af113404e5f42d57ffdac81a113d242a217603435a.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1300
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {3ED2D991-848E-479D-BF56-6FBCAEBA318E} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1784
    • C:\PROGRA~3\Mozilla\tbckyxk.exe
      C:\PROGRA~3\Mozilla\tbckyxk.exe -gqpcbye
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:1664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~3\Mozilla\tbckyxk.exe

    Filesize

    136KB

    MD5

    f64ec9815798e19b7c8e711a748546d2

    SHA1

    4329e8199348ecdda6cb2ca92741dbace81133bd

    SHA256

    f9252381a0790320b61b2886d41323730d1247d8895d52d261e8933e3dc66739

    SHA512

    e0f2b5ca9614bc3c378cd9a75b5af36c5abafa9f289a20d7dfbbd4ba3d3e0adc5074aef004112209c2e9b2ec6ab159207552f269541bd4322efe71af2f286bd9

  • memory/1300-0-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1300-1-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1300-2-0x0000000000260000-0x00000000002BB000-memory.dmp

    Filesize

    364KB

  • memory/1300-8-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1664-11-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1664-12-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1664-13-0x0000000000430000-0x000000000048B000-memory.dmp

    Filesize

    364KB