Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2024 16:32

General

  • Target

    2024-12-30_e97546fd54449defcddfb83bcda3a054_smoke-loader_wapomi.exe

  • Size

    36KB

  • MD5

    e97546fd54449defcddfb83bcda3a054

  • SHA1

    c1426b46a3fb091b330309e43cc7b25f49ffe389

  • SHA256

    03b2ed45adef265a57d65250a6e7091583bd620284312e036aa6433ecdc5ac71

  • SHA512

    d6d7b3050a4583676d9383b445ddbbff13a4a654aa6d5082326e8ac36b0e73a7104bef1151395806beab3dcb3076318e31b8e6330d164f4d137a49b9dbbe6744

  • SSDEEP

    768:aA+m41HKUpOv068E4Mf4MMRt4MtV2n5NzQGPL4vzZq2o9W7GsxBbPr:aA+m6qqOcVEP87T2n5NkGCq2iW7z

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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-30_e97546fd54449defcddfb83bcda3a054_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-30_e97546fd54449defcddfb83bcda3a054_smoke-loader_wapomi.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2908
    • C:\Users\Admin\AppData\Local\Temp\qdNbMo.exe
      C:\Users\Admin\AppData\Local\Temp\qdNbMo.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3032
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\4752451d.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\4752451d.bat

    Filesize

    187B

    MD5

    735d0cd7a508822455cc3955800bc830

    SHA1

    e93598551fecf3cc01ce601f4e03625d02592fb5

    SHA256

    3872d4e8acf20fba38e2b3d192cee9628707485d86c22b856f15c5b0020cd0a6

    SHA512

    5080eab6e34dec74a1953930e4af27acb3c9b60ef90d9cffa2970ef0433722eef8e0a8a6f152097d69f29ce64e54cce04ad3761047ef5696a7b260562471ed72

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2908-0-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2908-10-0x0000000000240000-0x0000000000249000-memory.dmp

    Filesize

    36KB

  • memory/2908-9-0x0000000000240000-0x0000000000249000-memory.dmp

    Filesize

    36KB

  • memory/2908-15-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/3032-11-0x00000000001C0000-0x00000000001C9000-memory.dmp

    Filesize

    36KB

  • memory/3032-16-0x00000000001C0000-0x00000000001C9000-memory.dmp

    Filesize

    36KB