Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    02-01-2025 19:37

General

  • Target

    JaffaCakes118_67bcdb9f29a4cfb6c5b4d6a7ff66e1d0.exe

  • Size

    152KB

  • MD5

    67bcdb9f29a4cfb6c5b4d6a7ff66e1d0

  • SHA1

    153de888544df67f7214220d885c0f8fee89dd16

  • SHA256

    551079ab984090ed1704bd7787e67de13a6c33f9753c9bc45db194a4c3416014

  • SHA512

    a909ccf2dbd812ea648b052fbfe75bbc04e160e445a8073bdbdebb51a3f2dfcd52df566bc49ab401ef233360ac62c32c15499b1ad4d291987f85afeaffaeb75f

  • SSDEEP

    1536:KY7M1MhLDhw83WsK2SDJjmXazGgqBS6Z544GCq2iW7z:KVShwjsKb1mZggNGCH

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 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67bcdb9f29a4cfb6c5b4d6a7ff66e1d0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67bcdb9f29a4cfb6c5b4d6a7ff66e1d0.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1196
    • C:\Users\Admin\AppData\Local\Temp\CxpTvy.exe
      C:\Users\Admin\AppData\Local\Temp\CxpTvy.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1276
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\7fa655e2.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7fa655e2.bat

    Filesize

    187B

    MD5

    09e9d0017976b9f46dc8c44f92539bab

    SHA1

    9a3246654fd5774310a6348740ff6f3fd82f03c9

    SHA256

    1d77cd7f776a23eeb42c9613794d3de07e659dbd3bc50618fe6141244636643b

    SHA512

    8e2146d9856582b3ffa3352c0b4705a8f73bbbfdd357aa6f3999d4b8a3a27280ec9a62f027f3a413b74005a6f96a850aae03776e52af222b828134acb0cf8d0f

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/1196-0-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1196-10-0x0000000000260000-0x0000000000269000-memory.dmp

    Filesize

    36KB

  • memory/1196-9-0x0000000000260000-0x0000000000269000-memory.dmp

    Filesize

    36KB

  • memory/1196-15-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1196-16-0x0000000000260000-0x0000000000263000-memory.dmp

    Filesize

    12KB

  • memory/1276-11-0x00000000013A0000-0x00000000013A9000-memory.dmp

    Filesize

    36KB

  • memory/1276-17-0x00000000013A0000-0x00000000013A9000-memory.dmp

    Filesize

    36KB