Analysis

  • max time kernel
    91s
  • 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
    09-11-2024 18:31

General

  • Target

    2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.exe

  • Size

    164KB

  • MD5

    4f0a7d2f975af5ce73f59615da313bbe

  • SHA1

    0dad9a866dfc7a3476ccc3d2212c1736a37e4849

  • SHA256

    8fb21da485e1e69b887ebf7702d578138fae07852c863828bab2261a83db75e0

  • SHA512

    a579e2c4f7d52d95bad523ab94872fd66a938273850521f730722108c1b4f8f13d6121691b3f7203fe1d6466b73bbe7359f96141b53f46ab56eb058ca4b134cc

  • SSDEEP

    3072:h8nH9j2ziuvAaIBlCn24Rc4Yn0NJKckH2Fe7E29A/zdGt69heo4JMGCH:hyR2zi7ajvRcGLKZH2FaLw9hH4JR

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\2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2844
    • C:\Users\Admin\AppData\Local\Temp\CdahltaP.exe
      C:\Users\Admin\AppData\Local\Temp\CdahltaP.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:3532
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\294b46f2.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4424

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ67RYHS\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\09A30D2F.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • C:\Users\Admin\AppData\Local\Temp\294b46f2.bat

    Filesize

    191B

    MD5

    e26504fea1330b1002100ebd59fbc13e

    SHA1

    7f1b1134d9f3714351d29c6f0a1c3f8bf5aff8c7

    SHA256

    fd759b0e0e1d5c64e83cfcf0bbfa65a5c498309ba23880a9611b86de2c36d83a

    SHA512

    e3b3c518620b1458317fa69b4b86e0157abeb09fcb5529c9b588f0b6e77da9f1bec2c7b7e4d8c247d03732dc3cf238bef21c0e4b46ef2a7fe91752078c661ee5

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2844-0-0x0000000000F20000-0x0000000000F50000-memory.dmp

    Filesize

    192KB

  • memory/2844-48-0x0000000000F20000-0x0000000000F50000-memory.dmp

    Filesize

    192KB

  • memory/3532-4-0x0000000000510000-0x0000000000519000-memory.dmp

    Filesize

    36KB

  • memory/3532-46-0x0000000000510000-0x0000000000519000-memory.dmp

    Filesize

    36KB