Overview

overview

7

Static

static

3

da5b6491ae...18.exe

windows7-x64

7

da5b6491ae...18.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-09-2024 12:32

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General

  • Target

    da5b6491aecd80b669fbdd827849240c_JaffaCakes118.exe

  • Size

    376KB

  • MD5

    da5b6491aecd80b669fbdd827849240c

  • SHA1

    2ef8ec480b38552d6bd33771e880a7aabb5d51d4

  • SHA256

    28c2eca9a1eaf79aab861620a512481c174357053e5efa95e3760e8478b3b950

  • SHA512

    4031af5a7ea7db496605505077fc32550cb9064c9b5eba28d1573a55ba6136f3d91dee17b3656cf28be0f6f76f53dc59458b95d433025d399c4b3fcfeb30ea36

  • SSDEEP

    6144:m7dLJ36f/Qxa3AJFuK6YFCXtr575sDGopDyxGS9Y7iISCNrnFFa1w:mL6fYxeOFVF6trPwhfbTa

Score
7/10
discoverypersistenceupx

Malware Config

Signatures

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

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

    discovery
  • NTFS ADS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da5b6491aecd80b669fbdd827849240c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\da5b6491aecd80b669fbdd827849240c_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1036
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1036 -s 724
      2⤵
      • Program crash
      PID:3984
    • C:\mJ01300BoGmD01300\mJ01300BoGmD01300.exe
      "\mJ01300BoGmD01300\mJ01300BoGmD01300.exe" "C:\Users\Admin\AppData\Local\Temp\da5b6491aecd80b669fbdd827849240c_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:4508
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4508 -s 708
        3⤵
        • Program crash
        PID:3952
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1036 -ip 1036
    1⤵
      PID:3740
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4508 -ip 4508
      1⤵
        PID:752

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\mJ01300BoGmD01300\mJ01300BoGmD01300.exe
        Filesize

        376KB

        MD5

        3d9ba2db2f16e36fdcf7aa4360651a39

        SHA1

        e840b4881603c340166f86fc479b0d26a078266f

        SHA256

        bc50fd0d09a09050ffa3c6931136fcbbf0e094962c9fc86f500d5ef1664c5901

        SHA512

        d9a18be5c399524523f9c66ac95555e349919f6ebf9004a3055e4fb4c87c828dcd54292acfa7d2387c4344318eef0e95ac5f7bdd72956f023036dab3c526f8bb

        Download Submit

      • memory/1036-0-0x0000000002330000-0x0000000002333000-memory.dmp

        Filesize

        12KB

        Download

      • memory/1036-1-0x0000000000400000-0x00000000004C3000-memory.dmp

        Filesize

        780KB

        Download

      • memory/1036-2-0x0000000000400000-0x00000000004C3000-memory.dmp

        Filesize

        780KB

        Download

      • memory/1036-8-0x0000000002340000-0x0000000002341000-memory.dmp

        Filesize

        4KB

        Download

      • memory/1036-159-0x0000000000400000-0x00000000004C3000-memory.dmp

        Filesize

        780KB

        Download

      • memory/1036-177-0x0000000000400000-0x00000000004C3000-memory.dmp

        Filesize

        780KB

        Download