Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27-10-2024 13:29

General

  • Target

    029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fbN.exe

  • Size

    304KB

  • MD5

    b5c30d0e415861f40c00cb4a79e7a280

  • SHA1

    60354e80dc2e3b541f791a6f4610b80ebd82eae8

  • SHA256

    029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fb

  • SHA512

    8c0bd617cfd8e9fc215bb5b26a1d0f2239aa3d022e240a4d713a9e9c0ece6156ae9cd64b79b297737377d150125af098d8b231c7db9de1b181b2f99da54c9077

  • SSDEEP

    3072:olj9/PP57UJyuhpdDoH5ezT89zCsHoSoGCH:oBPIJy15ezT89zhP

Malware Config

Extracted

Family

bdaejec

C2

ddos.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
  • Loads dropped DLL 2 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 WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fbN.exe
    "C:\Users\Admin\AppData\Local\Temp\029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fbN.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Users\Admin\AppData\Local\Temp\nml.exe
      C:\Users\Admin\AppData\Local\Temp\nml.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2240
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\76bb662b.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\1LNUKNV0\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\5D0412FA.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • C:\Users\Admin\AppData\Local\Temp\76bb662b.bat

    Filesize

    181B

    MD5

    1aa3a8c8b33c4c17321327571967a02c

    SHA1

    fb9c3de1abe80e92d496dbcb40bfda867a39af6e

    SHA256

    b94af29d3ed93f8cfad34f2bf470192aed22b7d7e26b11a12bf564a756c3a55b

    SHA512

    30512b07192d4f4a902997e5d83acef89e1a9437bb0039ea788be73f2b5ec038d6127096be42634cb2a6cac1f7f91cee5b972ff65661f391dbe23d25180cb69e

  • C:\Users\Admin\AppData\Local\Temp\nml.exe

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2240-11-0x0000000000FC0000-0x0000000000FC9000-memory.dmp

    Filesize

    36KB

  • memory/2240-43-0x0000000000FC0000-0x0000000000FC9000-memory.dmp

    Filesize

    36KB

  • memory/2328-0-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB

  • memory/2328-10-0x0000000000230000-0x0000000000239000-memory.dmp

    Filesize

    36KB

  • memory/2328-9-0x0000000000230000-0x0000000000239000-memory.dmp

    Filesize

    36KB

  • memory/2328-45-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB