Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    10-12-2024 20:43

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:2832
    • 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:2808
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\6b5b2e0e.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\K0PVW9XR\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\6b5b2e0e.bat

    Filesize

    187B

    MD5

    749015c3e55b25d3f5b9fb5b80630b62

    SHA1

    60804f0457d8d671309413f6155fbc517c8b1188

    SHA256

    4f655f95afaa5d1017679dcc0ced8be13d36424ad7563ff1d948bc8fad0b3d1d

    SHA512

    4795d90376e6e7a387a27a23020b79c3c0cf11490ff341d8f6b03bedd83eba3512225d9d758341617a1f26298bbb3134807be011215db6ffb743b166942bdf98

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2808-11-0x0000000000210000-0x0000000000219000-memory.dmp

    Filesize

    36KB

  • memory/2808-36-0x0000000000210000-0x0000000000219000-memory.dmp

    Filesize

    36KB

  • memory/2832-0-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2832-4-0x0000000000240000-0x0000000000249000-memory.dmp

    Filesize

    36KB

  • memory/2832-9-0x0000000000240000-0x0000000000249000-memory.dmp

    Filesize

    36KB

  • memory/2832-38-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2832-39-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB