Analysis

  • max time kernel
    74s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    29-10-2024 06:03

General

  • Target

    155f8fdbc153303dd012077dcdbbeb240c6f793405f7568d4cb3be19520774b3N.exe

  • Size

    52KB

  • MD5

    824dd4a69331450d13208e31707566d0

  • SHA1

    3c44387aad8c4db01cad17b358d5f159286374e0

  • SHA256

    155f8fdbc153303dd012077dcdbbeb240c6f793405f7568d4cb3be19520774b3

  • SHA512

    3984a67689240efa6821db54711327976161526b5b43e87925f26aa470ab8c4c7f82656b07cacccb286da4ff1f2a0d13de50cbaf9102b66f0e05802bd617ebe5

  • SSDEEP

    768:QVMe3Vk9haLNFZ131W8g/t6QGPL4vzZq2o9W7GsxBbPr:uMASiLNFZdO/t5GCq2iW7z

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 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 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\155f8fdbc153303dd012077dcdbbeb240c6f793405f7568d4cb3be19520774b3N.exe
    "C:\Users\Admin\AppData\Local\Temp\155f8fdbc153303dd012077dcdbbeb240c6f793405f7568d4cb3be19520774b3N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2268
    • C:\Users\Admin\AppData\Local\Temp\odrlpLp.exe
      C:\Users\Admin\AppData\Local\Temp\odrlpLp.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1888
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\06b46875.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\06b46875.bat

    Filesize

    189B

    MD5

    5ec1a6759ab17200b6694221a47b83f6

    SHA1

    f189b968cd04b966e8cb1d18ed43df44178dda07

    SHA256

    c3c693108a959db80ae88c1ebd1792adf57fa3444623aed4c6eb6c0ac5ae6bee

    SHA512

    22b97ed0ee6a5628a9271211d15ba001f6d78fc2bfc36b13fcd6378654e5b78345085eedc60881c991cdb6aa45caa20ce36fddcc01649fdbd277a0c5d9a4505d

  • C:\Users\Admin\AppData\Local\Temp\577946A0.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/1888-19-0x0000000000B16000-0x0000000000B17000-memory.dmp

    Filesize

    4KB

  • memory/1888-62-0x0000000000B10000-0x0000000000B19000-memory.dmp

    Filesize

    36KB

  • memory/1888-13-0x0000000000B10000-0x0000000000B19000-memory.dmp

    Filesize

    36KB

  • memory/1888-18-0x0000000000020000-0x0000000000029000-memory.dmp

    Filesize

    36KB

  • memory/2268-11-0x0000000000180000-0x0000000000189000-memory.dmp

    Filesize

    36KB

  • memory/2268-0-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2268-21-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2268-12-0x0000000000180000-0x0000000000189000-memory.dmp

    Filesize

    36KB

  • memory/2268-1-0x0000000000020000-0x000000000002D000-memory.dmp

    Filesize

    52KB

  • memory/2268-3-0x0000000000020000-0x000000000002D000-memory.dmp

    Filesize

    52KB