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Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/02/2025, 10:22

General

  • Target

    2025-02-02_13b734bc34aef59632775e418c680cfc_smoke-loader_wapomi.exe

  • Size

    744KB

  • MD5

    13b734bc34aef59632775e418c680cfc

  • SHA1

    02ddce60116a89ad37c82fedb1c93220868f305d

  • SHA256

    240bb1da55de687c797cc2fe2bd7853a71570a3ee4248efff0f15ab19b961bf4

  • SHA512

    ce4cf21f458d0ed050b7d98ac776d8bb134b7f650ac7c5bdc3a8aeebfbe5468435ccbfd2c93c2c5457acf42f21eca815263b5abf819c2818bf2dd1a0a2fda062

  • SSDEEP

    12288:soz/dyjfaB/VmXrsEWnjtAf5D/eVEJF0LeY8:5UatYWnjCfr8Le

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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-02-02_13b734bc34aef59632775e418c680cfc_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-02-02_13b734bc34aef59632775e418c680cfc_smoke-loader_wapomi.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Users\Admin\AppData\Local\Temp\RRvMhJ.exe
      C:\Users\Admin\AppData\Local\Temp\RRvMhJ.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:2800
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\09ea6ff3.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PGH3GSHW\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\09ea6ff3.bat

    Filesize

    187B

    MD5

    3ef58bc616e2d5b5a3fceab9b8896e03

    SHA1

    5d5665f1d6856ea8234b9dfbe91e7658f628f7a4

    SHA256

    2a24c3029cada03ccbde40e08722567479a29af4c03feb5787cca02c62a01ed4

    SHA512

    f57829811f6f1c40da6322e70f393cdc6176959787c2b328022501d64be392055dfa1245b979b1477edb195a313e18e553dc97bce0d6974cce2fa760107e4f7b

  • C:\Users\Admin\AppData\Local\Temp\71FD6F86.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/1596-0-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

  • memory/1596-34-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

  • memory/2800-4-0x00000000005C0000-0x00000000005C9000-memory.dmp

    Filesize

    36KB

  • memory/2800-32-0x00000000005C0000-0x00000000005C9000-memory.dmp

    Filesize

    36KB