Analysis

  • max time kernel
    144s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2024 13:56

General

  • Target

    2024-11-23_6efb1c1e0ec86b82f25e224a69833151_smoke-loader_wapomi.exe

  • Size

    1.2MB

  • MD5

    6efb1c1e0ec86b82f25e224a69833151

  • SHA1

    71708005ec170c5decce3b0e3df6907d55f5eb69

  • SHA256

    ca23a6bcb8ca76e79a19abbebe7dd6179f0481f635d38657167ed8fc030872b2

  • SHA512

    65675ed43f90234e2a59604c878af1fea623e869b94cae8c167ca3f97b656565aa552bbe397a36b838a25361b17aa2b35c7dccd54586b068fc7e64c4d08c037a

  • SSDEEP

    24576:07GO7dtrjrICw9XuXo7beSTdt5xbX02uvfTXfBxrj3d5E/jKQvVj4YpdjYY0td78:1EtnrICSooGSTD5xbX022fjBxrj3

Malware Config

Extracted

Family

bdaejec

C2

ddos.dnsnb8.net

Signatures

  • Bdaejec

    Bdaejec is a backdoor written in C++.

  • Bdaejec family
  • Detects Bdaejec Backdoor. 2 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\2024-11-23_6efb1c1e0ec86b82f25e224a69833151_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-23_6efb1c1e0ec86b82f25e224a69833151_smoke-loader_wapomi.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2460
    • C:\Users\Admin\AppData\Local\Temp\LGXyoqxm.exe
      C:\Users\Admin\AppData\Local\Temp\LGXyoqxm.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2056
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\2f17682e.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\7CNUR30T\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\2f17682e.bat

    Filesize

    191B

    MD5

    623e7464399cbdf95c8a945bc5f58160

    SHA1

    1f51255ea11e63c133552642373d7ea7097af356

    SHA256

    cb53f9184a0517c968975f5ab16ab7b2ebc5599776f07715960914bfa4fd0130

    SHA512

    f023345c9cf374304374b37953596da37f44b4a903737b57a17be9ab56099d369bbcc4f2e4ed3a09782dc292e4b5e39598e3f830a9a2d4c84977278f9ed13bdd

  • C:\Users\Admin\AppData\Local\Temp\342A5340.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2056-11-0x0000000000A00000-0x0000000000A09000-memory.dmp

    Filesize

    36KB

  • memory/2056-54-0x0000000000A00000-0x0000000000A09000-memory.dmp

    Filesize

    36KB

  • memory/2460-1-0x0000000000400000-0x000000000053D000-memory.dmp

    Filesize

    1.2MB

  • memory/2460-10-0x00000000003D0000-0x00000000003D9000-memory.dmp

    Filesize

    36KB

  • memory/2460-9-0x00000000003D0000-0x00000000003D9000-memory.dmp

    Filesize

    36KB

  • memory/2460-56-0x0000000000400000-0x000000000053D000-memory.dmp

    Filesize

    1.2MB

  • memory/2460-57-0x00000000003D0000-0x00000000003D9000-memory.dmp

    Filesize

    36KB

  • memory/2460-58-0x00000000003D0000-0x00000000003D9000-memory.dmp

    Filesize

    36KB