Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    09/09/2024, 18:57

General

  • Target

    d6e98602f3c9101c8a318969ee1960b4_JaffaCakes118.exe

  • Size

    441KB

  • MD5

    d6e98602f3c9101c8a318969ee1960b4

  • SHA1

    6f3101df35d7e36020a7e84c61a161c6bb9f5079

  • SHA256

    22c06d4c0d6b544663b5031eb07907e60b8f60ad65d5102f8ff2b7decaf1c607

  • SHA512

    6830c8e45ebaea3740bf11b766006bff343b53e436cae7d616fc33518b50861e5ce04cab6f363051a9fbb83ca83e89a0ce1b2c437da1adb4dff66b2ec13e3acf

  • SSDEEP

    6144:xBmCr/JPiSFvbfCw5tg8b+IpxpLW/VpCuLkkri6+hZIuJIpJ9HDsI4esxJK:3rRPiSpCSBb+M9cpRLkHhZJgJ9HDKei

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 14 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 9 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies registry key 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d6e98602f3c9101c8a318969ee1960b4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d6e98602f3c9101c8a318969ee1960b4_JaffaCakes118.exe"
    1⤵
    • Modifies firewall policy service
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1976
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\WINDOWS\explo.bat
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2660
      • C:\Windows\SysWOW64\reg.exe
        REG DELETE HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /F
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:2788
    • C:\WINDOWS\PeerNet\update.exe
      C:\WINDOWS\PeerNet\update.exe
      2⤵
      • Modifies firewall policy service
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:2884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    d3eadb37866746fe348e8f8e52501acd

    SHA1

    a86abd973df15c15daf2aef2dfe5e16c275488cf

    SHA256

    8fe77bf081b263228c32d81c97a41920d7a67769c3a78217e1ab42f2062c85fb

    SHA512

    be8d833afda18bba2fe7b9dde45b02bc4e4c49698bded2614e61d46eb6bc2a5a2588686f1a2a48f235c159067aad5f31be0799b119e8d6c14d24a7089d14d547

  • C:\Users\Admin\AppData\Local\Temp\Cab622F.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar6251.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Windows\explo.bat

    Filesize

    77B

    MD5

    842a5b9784004744843472d6c3440c60

    SHA1

    a61b7111c76dec741fb98b1eef6e6c45a02e6091

    SHA256

    f335661fabddf3ecca56756521b02fc9ae3c28952054eb8001dd6563a1c3b70b

    SHA512

    89a97e327c595239ba0d4718b09d6bb89a284b030ce32a4d54d8c81a964d13038f1e2107bb19c90a62a90036358cd6ffcd01699b310ebb74905254357fda876b

  • \Windows\PeerNet\update.exe

    Filesize

    441KB

    MD5

    d6e98602f3c9101c8a318969ee1960b4

    SHA1

    6f3101df35d7e36020a7e84c61a161c6bb9f5079

    SHA256

    22c06d4c0d6b544663b5031eb07907e60b8f60ad65d5102f8ff2b7decaf1c607

    SHA512

    6830c8e45ebaea3740bf11b766006bff343b53e436cae7d616fc33518b50861e5ce04cab6f363051a9fbb83ca83e89a0ce1b2c437da1adb4dff66b2ec13e3acf

  • memory/1976-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/1976-18-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2884-139-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2884-156-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2884-165-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB