Analysis

  • max time kernel
    128s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2024, 02:37

General

  • Target

    2024-12-30_e694037b3ad189f711a487e023652cb1_smoke-loader_wapomi.exe

  • Size

    208KB

  • MD5

    e694037b3ad189f711a487e023652cb1

  • SHA1

    b82a59dbd3aaf91177a4b2ff47365e9b0e92018f

  • SHA256

    d39545eb96c239ba9e70c34e703aa1685b33809b8beeeab77f851da15ad01770

  • SHA512

    3dceb6b4ea3692bcc7374a79a74023569416758c29c6e7aba4583278632ef3c35367d38807c425b035c0ef9fe90902cc2e9036406629d20be7ac3041c3131a2a

  • SSDEEP

    3072:1W8KaJvnsgaSIwi/cJimz+zQzBYTBf9pAXAZPuYQOWGCH:qkv1IHyz+zQeTBl2Muyf

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-30_e694037b3ad189f711a487e023652cb1_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-30_e694037b3ad189f711a487e023652cb1_smoke-loader_wapomi.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1104
    • C:\Users\Admin\AppData\Local\Temp\QggDUt.exe
      C:\Users\Admin\AppData\Local\Temp\QggDUt.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2304
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4c6c287d.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2200

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\4c6c287d.bat

    Filesize

    187B

    MD5

    41787893a25a83b8fa065af504a88234

    SHA1

    c134d3f3f0a1062e8c2f1c3526bfbe0c97f11b0e

    SHA256

    b4d7c8fd4b3a8ff23911076fe2452636213a12c708add55d685c3cc96f2d713a

    SHA512

    8cf5235d12365127937a44a4a8e849cff4ba2de4206f79dc7ebdad6baf0837beb4db259951dbe2d71d3dba0909151d81383edaa9e9c4372b5d464c5ba2d5370c

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/1104-0-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/1104-7-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/2304-4-0x00000000006D0000-0x00000000006D9000-memory.dmp

    Filesize

    36KB

  • memory/2304-8-0x00000000006D0000-0x00000000006D9000-memory.dmp

    Filesize

    36KB