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Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    03/01/2025, 08:49

General

  • Target

    JaffaCakes118_6b7bc9ffaae56e6b6ff9fe96099a2430.exe

  • Size

    116KB

  • MD5

    6b7bc9ffaae56e6b6ff9fe96099a2430

  • SHA1

    33b11ccf0c375d95cba0436c7b53d4a76b5d31fd

  • SHA256

    5b930cd21c1defeda5dbfd4ec25feb864287cb4c958eb9d058ad8041e39b63cc

  • SHA512

    4feadccd93f5aa91b4f09564e26f700a1706b27d8b8522b878faa696b35fd01065dfe9c9cbe964c2387662cbac54137cc5fbc2c50cc09228bfc6e6985e391c4b

  • SSDEEP

    1536:a8uVDngAOVU9gSPPSdeV5UQfd0vYxujuwtzOGCq2iW7z:S4U9gSLV5UQfavUQiGCH

Malware Config

Extracted

Family

bdaejec

C2

ddos.dnsnb8.net

Signatures

  • Bdaejec

    Bdaejec is a backdoor written in C++.

  • Bdaejec family
  • Detects Bdaejec Backdoor. 2 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 2 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b7bc9ffaae56e6b6ff9fe96099a2430.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b7bc9ffaae56e6b6ff9fe96099a2430.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Users\Admin\AppData\Local\Temp\DJvGFA.exe
      C:\Users\Admin\AppData\Local\Temp\DJvGFA.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2356
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\20a02332.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2784

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\LPQ313RR\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\20a02332.bat

    Filesize

    187B

    MD5

    460cdff7ad6c603f6b5146ff238ddc36

    SHA1

    af2b007c94480b0c8eef961efec72645a3112759

    SHA256

    967dd0793e370fe460d1d3813b005f54f2760f20d2cd1181c0ee9d9a5f0e65e0

    SHA512

    fbc709d21c644423c3def452cc26076b1cf45579482286caa18b1f8591463fd01cca73a815b45658710318bb7fc6929a12054f87e61dc4445a202852bf14fd4d

  • C:\Users\Admin\AppData\Local\Temp\578119AB.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2180-0-0x0000000000D10000-0x0000000000D31000-memory.dmp

    Filesize

    132KB

  • memory/2180-8-0x0000000000D10000-0x0000000000D31000-memory.dmp

    Filesize

    132KB

  • memory/2356-11-0x00000000003E0000-0x00000000003E9000-memory.dmp

    Filesize

    36KB

  • memory/2356-53-0x00000000003E0000-0x00000000003E9000-memory.dmp

    Filesize

    36KB