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Analysis

  • max time kernel
    23s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2024, 13:15

General

  • Target

    50262945790796ad64fee89d297f3ec819ee8eb680a382880707c60f1d6e1250.exe

  • Size

    650KB

  • MD5

    fb4620146079b169056506442820dc2d

  • SHA1

    6d46cb7b515081f86b7de67f65d9f22ee50b36f5

  • SHA256

    50262945790796ad64fee89d297f3ec819ee8eb680a382880707c60f1d6e1250

  • SHA512

    d80b653fde4ee925f29c70d801263b5f11adbb9d27fc11bcbb0e5e74d5b0cd3c14845944844c684e0844e38741f1f9d73765de50c62d58b70b9ffebad03401a2

  • SSDEEP

    12288:RhMrzivePPYQmwPJKoXc8SM64DNRoXPirgSKzuqu:jMHivMPUgSp4DNv0xu

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\50262945790796ad64fee89d297f3ec819ee8eb680a382880707c60f1d6e1250.exe
    "C:\Users\Admin\AppData\Local\Temp\50262945790796ad64fee89d297f3ec819ee8eb680a382880707c60f1d6e1250.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Users\Admin\AppData\Local\Temp\IqmbPn.exe
      C:\Users\Admin\AppData\Local\Temp\IqmbPn.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:2704
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\748a7ffc.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2676

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\1LNUKNV0\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\748a7ffc.bat

    Filesize

    187B

    MD5

    682e9c552c40acb9ce2fe83482d9f5b4

    SHA1

    851ee31d225b0a96e985829e8e8891ca1b19d508

    SHA256

    44c290f9b2a575884a5322645941d868a68055c253679ada9009b1b6aeea2e67

    SHA512

    3cdbb04a116ef9db94286fef85a063bd756133ebe0b5af243edb004980aa8aa704b88681529826a9aff27a81bab3734db210d6516d578d34e3398083949bae94

  • C:\Users\Admin\AppData\Local\Temp\79172D8B.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • \Users\Admin\AppData\Local\Temp\IqmbPn.exe

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2648-2-0x00000000001D0000-0x0000000000279000-memory.dmp

    Filesize

    676KB

  • memory/2648-0-0x0000000000EA0000-0x0000000000F49000-memory.dmp

    Filesize

    676KB

  • memory/2648-12-0x0000000000120000-0x0000000000129000-memory.dmp

    Filesize

    36KB

  • memory/2648-10-0x0000000000120000-0x0000000000129000-memory.dmp

    Filesize

    36KB

  • memory/2648-20-0x0000000000EA0000-0x0000000000F49000-memory.dmp

    Filesize

    676KB

  • memory/2704-11-0x0000000001110000-0x0000000001119000-memory.dmp

    Filesize

    36KB

  • memory/2704-18-0x0000000001116000-0x0000000001117000-memory.dmp

    Filesize

    4KB

  • memory/2704-17-0x0000000000020000-0x0000000000029000-memory.dmp

    Filesize

    36KB

  • memory/2704-42-0x0000000001110000-0x0000000001119000-memory.dmp

    Filesize

    36KB