Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    10-12-2024 20:30

General

  • Target

    bddce8d45d4c96a19a32322bcce9f6ffde52ec763123560b6042a9be711f4f3e.exe

  • Size

    31KB

  • MD5

    cd5276a64780851e4c6f106271544ed3

  • SHA1

    a9c2d2900e560b1b818628f55d6a3eb83e7b44d6

  • SHA256

    bddce8d45d4c96a19a32322bcce9f6ffde52ec763123560b6042a9be711f4f3e

  • SHA512

    04bba25085c303f2b55fc755d4afc9fdc026599ae0a053a8c473de12638d9341194295ccff71d482935225b346eb4e3cb99ae782b8157be16908c2babe4bf4ed

  • SSDEEP

    768:uWQ3655Kv1X/qY1MSd3oQGPL4vzZq2o9W7GsxBbPr6:uHqaNrFd3jGCq2iW7z+

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\bddce8d45d4c96a19a32322bcce9f6ffde52ec763123560b6042a9be711f4f3e.exe
    "C:\Users\Admin\AppData\Local\Temp\bddce8d45d4c96a19a32322bcce9f6ffde52ec763123560b6042a9be711f4f3e.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Users\Admin\AppData\Local\Temp\DMAdpZ.exe
      C:\Users\Admin\AppData\Local\Temp\DMAdpZ.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2516
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\29495e5b.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\29495e5b.bat

    Filesize

    187B

    MD5

    10f58868ffb6b83388e5e19fd5cfad50

    SHA1

    d713078625d2736c54ac968341877f749f0207bc

    SHA256

    55a94b1848e9164c753dd0530229655cf1ff0700164a6e567a1ad0d9f7eef49d

    SHA512

    e5810800782fa967c8f5c03d95c6a9dc890911264dde0ee78a6234815a438cc3c9fad5910009a2dda2ebcdbe16bbad42e921e6a5650691f42d833f18ff53edfe

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2420-0-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2420-3-0x0000000000240000-0x0000000000249000-memory.dmp

    Filesize

    36KB

  • memory/2420-30-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2420-31-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2516-28-0x0000000000CF0000-0x0000000000CF9000-memory.dmp

    Filesize

    36KB