Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    15-12-2024 00:43

General

  • Target

    2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe

  • Size

    11.2MB

  • MD5

    dbc53e268807f9ac59c979a00253352b

  • SHA1

    74cab7dea91af5d2ba383fc7bd2395ccc058452a

  • SHA256

    c881aa74c4a52b78c63e2913514ebc8d20b4f6e3fee3f95bceb9565ce3721b1e

  • SHA512

    3d43d54cebaf732fb7b528cd06a1dff345745689ea409cd4197403daae11854b56e57dd62968ffdfad97a4cb4e6423917dac437737da9fdc06c71bcbfd75def1

  • SSDEEP

    196608:6ixCfr91JP/l5iwnbF3OoPNlqkUBg6FSLuEzB3:6ixCfLZ/5nbF3O6NlqkUBgBP3

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).

  • Program crash 1 IoCs
  • 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\Users\Admin\AppData\Local\Temp\RimrKT.exe
      C:\Users\Admin\AppData\Local\Temp\RimrKT.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3044
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\3a42655e.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2888
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 284
      2⤵
      • Program crash
      PID:2680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\LPQ313RR\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\1AE30726.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • C:\Users\Admin\AppData\Local\Temp\3a42655e.bat

    Filesize

    187B

    MD5

    68f68bedfd0b8a36f9b737981345a805

    SHA1

    90f6d96912a7ae781cb416e3f3983112e111daad

    SHA256

    37ccb1903ef492bb1ae59002844716aaf5c9a27fb6fcfccd26d2196b78f7297e

    SHA512

    ff9ad520ea76e2e6145f28af3c661b4c23de9cea27dc15dbc0ba6d870a5efbf1a79f4394ba779dd59d444843e1e9d4450261f750302f46d9d1bdf7747f981887

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/3032-7-0x0000000000400000-0x00000000011AD000-memory.dmp

    Filesize

    13.7MB

  • memory/3032-12-0x0000000000240000-0x0000000000249000-memory.dmp

    Filesize

    36KB

  • memory/3032-10-0x0000000000240000-0x0000000000249000-memory.dmp

    Filesize

    36KB

  • memory/3032-56-0x0000000000400000-0x00000000011AD000-memory.dmp

    Filesize

    13.7MB

  • memory/3032-57-0x0000000000240000-0x0000000000249000-memory.dmp

    Filesize

    36KB

  • memory/3044-11-0x00000000013D0000-0x00000000013D9000-memory.dmp

    Filesize

    36KB

  • memory/3044-54-0x00000000013D0000-0x00000000013D9000-memory.dmp

    Filesize

    36KB