Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08/04/2024, 18:48

General

  • Target

    e828f3bb6da490ba2a780815667a1fed_JaffaCakes118.exe

  • Size

    7.8MB

  • MD5

    e828f3bb6da490ba2a780815667a1fed

  • SHA1

    c6f5038c3dfc7a1e20acc9bc74a2eba64c35a665

  • SHA256

    5c0f0ede018c2f86dd52d0cbe0d3bb9796ae68afad983954ae567759fe833e94

  • SHA512

    f63116459206b945b6efc8a3d9cb442d5157c18d5723e77e721104e030a917459885781430bf43de5d471a5c17fb73f160e8841e28b31a2ae49083c920104d88

  • SSDEEP

    196608:ULbG9ybGXjdlirybMgOnkdlir6KOQCU0nzdlirybMgOnkdlir5S6wkOy7dlirybI:U/oPfbMrnOKOQC/bMrn9S6w6HbMrnOK7

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 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\e828f3bb6da490ba2a780815667a1fed_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e828f3bb6da490ba2a780815667a1fed_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Users\Admin\AppData\Local\Temp\e828f3bb6da490ba2a780815667a1fed_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\e828f3bb6da490ba2a780815667a1fed_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2124
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\e828f3bb6da490ba2a780815667a1fed_JaffaCakes118.exe" /TN m5dCTfVw659f /F
        3⤵
        • Creates scheduled task(s)
        PID:2568
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN m5dCTfVw659f > C:\Users\Admin\AppData\Local\Temp\6Z8UoPr.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2708
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN m5dCTfVw659f
          4⤵
            PID:2876

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\6Z8UoPr.xml

      Filesize

      1KB

      MD5

      fbc72248c3ea9663b3003cd99eabd259

      SHA1

      0bde010b3ac6e94d2612a6a3a4a66b12cbbb071d

      SHA256

      22f7dc1c3ca373f8fa103012660e73686132bb6990c63a68ccabe94f9e7b3049

      SHA512

      7a728ab6332cfa7f8ea6d9f1d20bff9b2609afab1ec2209cba0613fb245050a386c74d53679b04c81164b8bf5ead0a3acf3a2108e4c6fe56053c9fd6f7bc466d

    • \Users\Admin\AppData\Local\Temp\e828f3bb6da490ba2a780815667a1fed_JaffaCakes118.exe

      Filesize

      7.8MB

      MD5

      9c4e1bc0e1133c030f97408d80bbdebd

      SHA1

      5b2dce6c0c230c471e4ba18cb9468234b463db19

      SHA256

      6e3516126e46c6e95b072e1906b85e294a4932f92c7a1accaf4c9b898d0a1418

      SHA512

      c770f21568280bb7a6ac7d4084b8a4a83ecd55c8a964586ecac8581b5526986dacb3476758ba677127faf6a42aea1fe2edc066bd75b568af5da8557ffb5e7fc3

    • memory/2124-19-0x0000000000280000-0x00000000002FE000-memory.dmp

      Filesize

      504KB

    • memory/2124-25-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2124-26-0x0000000000300000-0x000000000036B000-memory.dmp

      Filesize

      428KB

    • memory/2124-52-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2328-0-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2328-2-0x00000000001A0000-0x000000000021E000-memory.dmp

      Filesize

      504KB

    • memory/2328-1-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2328-13-0x0000000023EA0000-0x00000000240FC000-memory.dmp

      Filesize

      2.4MB

    • memory/2328-16-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB