Analysis

  • max time kernel
    140s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    10/04/2024, 09:07

General

  • Target

    eab91298efb65c8444413fd4d40ce13e_JaffaCakes118.exe

  • Size

    3.2MB

  • MD5

    eab91298efb65c8444413fd4d40ce13e

  • SHA1

    69f62d6a0d18bdf20d700e242872921216c9dc12

  • SHA256

    54b6c1dbe1fcd32277195e92924c99f411080826cf3f149abdeda3cbbfd5201c

  • SHA512

    f0bf46891301e53c90e9d3c70c9d3672b6c05171fb9354c8ec6ff881ccd4aeb785256ce4b8ed910e2383c685df083d9a34b1b20b943182731347bf3e5b7c5400

  • SSDEEP

    98304:MgG4u0FXa6cakchS87ccakcL3bzH3cakchS87ccakcO:LG4bdlhS87cdlbbjdlhS87cdlO

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eab91298efb65c8444413fd4d40ce13e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eab91298efb65c8444413fd4d40ce13e_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Users\Admin\AppData\Local\Temp\eab91298efb65c8444413fd4d40ce13e_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\eab91298efb65c8444413fd4d40ce13e_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2720
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\eab91298efb65c8444413fd4d40ce13e_JaffaCakes118.exe" /TN guALCTR926f5 /F
        3⤵
        • Creates scheduled task(s)
        PID:2708
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN guALCTR926f5 > C:\Users\Admin\AppData\Local\Temp\qFJsvebEt.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2440
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN guALCTR926f5
          4⤵
            PID:2668

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\qFJsvebEt.xml

      Filesize

      1KB

      MD5

      d1bb1ea2531fb01e6625d9191e64d2dc

      SHA1

      5c4e313d269734436de0d41b8cb770afd747ad4e

      SHA256

      f925ef51764c426e7a11b56ef8b0e24fec5f967b116094f07a58bc1a3b86604d

      SHA512

      3a4435513e9d75d5b52f0dc68f27ef5ef7c7ee5d7ea789048dcf7be3e68d71660e83a246a97fb643916dc3db0b00b56fac91309d0734240294b33aa20fbdd4eb

    • \Users\Admin\AppData\Local\Temp\eab91298efb65c8444413fd4d40ce13e_JaffaCakes118.exe

      Filesize

      3.2MB

      MD5

      1bedb82007531e05b5a29c120a2c7b14

      SHA1

      91ee81123e1c80ef672622097b52fe885cfa46e1

      SHA256

      ad4b6d77992b089f3d322ca073c0bae810367b07255bc65c553d45a2690c5453

      SHA512

      415a33c9362476de00adf8ee0dadc70b7e93a7752a7c3921b7675bd6bd0bb87d9e53607a4074eb8cd5388c56963297fbec6a9d63bc998439877731618846489a

    • memory/2140-1-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2140-0-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2140-3-0x0000000022E00000-0x0000000022E7E000-memory.dmp

      Filesize

      504KB

    • memory/2140-15-0x0000000023520000-0x000000002377C000-memory.dmp

      Filesize

      2.4MB

    • memory/2140-16-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2720-18-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2720-20-0x0000000022DA0000-0x0000000022E1E000-memory.dmp

      Filesize

      504KB

    • memory/2720-26-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2720-27-0x0000000000470000-0x00000000004DB000-memory.dmp

      Filesize

      428KB

    • memory/2720-54-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB