Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2025 20:33

General

  • Target

    JaffaCakes118_7b9fcac85230085b3970bc6dd14fffe0.exe

  • Size

    522KB

  • MD5

    7b9fcac85230085b3970bc6dd14fffe0

  • SHA1

    76f810ca084d2f34cbaa6871f6ab9ecc0052f51c

  • SHA256

    cdde573c9802ae7d258b2fd3d1c9f3a1a35eac60df830b9cdc0784fffbf218ce

  • SHA512

    b48a92d5f64af406cabe21432604a731ad02a3ef616c818d89e07094ddfda83f946e349635d4a4eef668647fc5e9f7eeb9df65f5a023865f3d23cc491586c1e5

  • SSDEEP

    12288:1EdwCWMjXMij2klpvNe63KYjm2xGSyEP:1EdwOrBp1ess

Malware Config

Extracted

Family

bdaejec

C2

1.dnsnb8.net

Signatures

  • Bdaejec

    Bdaejec is a backdoor written in C++.

  • Bdaejec family
  • Detects Bdaejec Backdoor. 1 IoCs

    Bdaejec is backdoor written in C++.

  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1216
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b9fcac85230085b3970bc6dd14fffe0.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b9fcac85230085b3970bc6dd14fffe0.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2552
        • C:\4fe74739.exe
          C:\4fe74739.exe
          3⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          • System Location Discovery: System Language Discovery
          PID:332
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c ""C:\Users\Admin\AppData\Local\Temp\66c04927.bat" "
            4⤵
            • System Location Discovery: System Language Discovery
            PID:1716

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\4fe74739.exe

      Filesize

      15KB

      MD5

      e351365b4bc9f244b8424288e2cdbcbd

      SHA1

      f2d70670f8d230a59b453ae4cf4738e7675221a2

      SHA256

      d511d476b6777335ed6d1bc3ce7efdf84a91bf04a6514c263c28caec186e09ee

      SHA512

      263f3db3f4d4d7e4d8cfef8663ab9dbebfa3f6606c1eca0fe0fbcaa867e0980617972d1e15c888fd7c849b4d17e457e877991c55ea82c10e8033662e26520864

    • C:\Users\Admin\AppData\Local\Temp\1FC934EC.exe

      Filesize

      4B

      MD5

      d3b07384d113edec49eaa6238ad5ff00

      SHA1

      f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

      SHA256

      b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

      SHA512

      0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

    • C:\Users\Admin\AppData\Local\Temp\66c04927.bat

      Filesize

      129B

      MD5

      e0133c1dd301cf7166c4d425edf25be5

      SHA1

      85c43b07d9764df4eb28d85bac3f93f9497535e5

      SHA256

      a17f06fee0820ed27793781d4c97bfc8fc37ecf0ea9954055a8edf8b76b753b8

      SHA512

      d836ff25baed84cf1a3a0c1c783b5198640b46934b9b759da88f74480f03db90971883b671a5c781e9665a3b34744c100f9f92128b59d354db2d72ab5fa26f08

    • memory/332-121-0x0000000000FB0000-0x0000000000FB9000-memory.dmp

      Filesize

      36KB

    • memory/332-9-0x0000000000FB0000-0x0000000000FB9000-memory.dmp

      Filesize

      36KB

    • memory/1216-25-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-31-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-14-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-15-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-16-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-19-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-18-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-17-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-23-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-22-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-21-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-24-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-27-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-28-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-26-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-12-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-20-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-30-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-29-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-13-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-33-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-32-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-34-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-35-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-37-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-38-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-36-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-39-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-41-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-40-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-43-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-42-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-45-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/1216-44-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/2552-80-0x0000000000400000-0x0000000000489000-memory.dmp

      Filesize

      548KB

    • memory/2552-5-0x0000000000400000-0x0000000000489000-memory.dmp

      Filesize

      548KB

    • memory/2552-6-0x00000000001C0000-0x00000000001C9000-memory.dmp

      Filesize

      36KB

    • memory/2552-7-0x00000000001C0000-0x00000000001C9000-memory.dmp

      Filesize

      36KB