Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2024 14:58

General

  • Target

    2024-11-24_8588adaff6ae19a07f253709d2d243c2_smoke-loader_wapomi.exe

  • Size

    1.2MB

  • MD5

    8588adaff6ae19a07f253709d2d243c2

  • SHA1

    2b77b23e7723c4aea56d59c9e89ae37b9de811f2

  • SHA256

    ed8e554ca2fa65568ec81251226ade255c2e65fde0af89912d2aa39550b1db19

  • SHA512

    bc89ce3cf192096d61f92d09716c0227cfd40196985d6cb40a2e4b69a271b1d2667b1176c37f0d50dd3f60f0235ceeb83162561bfdd71944de5b7177d240239f

  • 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. 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\2024-11-24_8588adaff6ae19a07f253709d2d243c2_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-24_8588adaff6ae19a07f253709d2d243c2_smoke-loader_wapomi.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Users\Admin\AppData\Local\Temp\uxVGsZ.exe
      C:\Users\Admin\AppData\Local\Temp\uxVGsZ.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:4164
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3e29243f.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2236

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9MFSIIMR\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\3e29243f.bat

    Filesize

    187B

    MD5

    3c1ab2db5ef2dc3c76fdfa86699a1283

    SHA1

    923f8ddd92746f277f6ea65bd01841baa953ae56

    SHA256

    9d86a390d4ebb7af1f05cf7f287fa158ab699cfe3aa206fe0f98fc5c62aa763b

    SHA512

    27fc30fabc3c5732b5484bb1b4cccb5c89a5a93dac2a46592a6744bb72dd1f711865af0a4a911885c5256319e6f612df0013d2f195e12315567d4c8e0cb615cd

  • C:\Users\Admin\AppData\Local\Temp\6AE50B84.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2184-0-0x0000000000400000-0x000000000053D000-memory.dmp

    Filesize

    1.2MB

  • memory/2184-47-0x0000000000400000-0x000000000053D000-memory.dmp

    Filesize

    1.2MB

  • memory/4164-4-0x0000000000D40000-0x0000000000D49000-memory.dmp

    Filesize

    36KB

  • memory/4164-45-0x0000000000D40000-0x0000000000D49000-memory.dmp

    Filesize

    36KB