Analysis

  • max time kernel
    147s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2024 22:41

General

  • Target

    dde956828b8898e01055db1d802374c68ee40765990b2fd76e8cab32052c042f.exe

  • Size

    12.0MB

  • MD5

    2be0fc0137c5c9c228499754eda882e9

  • SHA1

    088b102237a4c3cb73fae27da8b78436cb63ae09

  • SHA256

    dde956828b8898e01055db1d802374c68ee40765990b2fd76e8cab32052c042f

  • SHA512

    9d81af6d76d3b7ad0a9a17dc5b7a0bae94b5f093e29ac65d640b766aba80200c7dd2821fbe01e1f66b97337ff6eb6d238d2a328aeb87e7c5d3f00e0913c32bc3

  • SSDEEP

    49152:ug17vyyo6chV9wo4CrxdEOtBT8v5vFay1HTJsZ:ugBLo6EV9wo4of8v5v0Yls

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 2 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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dde956828b8898e01055db1d802374c68ee40765990b2fd76e8cab32052c042f.exe
    "C:\Users\Admin\AppData\Local\Temp\dde956828b8898e01055db1d802374c68ee40765990b2fd76e8cab32052c042f.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2968
    • C:\Users\Admin\AppData\Local\Temp\qxzclH.exe
      C:\Users\Admin\AppData\Local\Temp\qxzclH.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2896
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\58771d02.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1868

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\MPUI9R2R\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\53283AFD.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • C:\Users\Admin\AppData\Local\Temp\58771d02.bat

    Filesize

    187B

    MD5

    ba513661e06a0562c041cfd4211eb1c6

    SHA1

    d8fd4f1e9d872ae11e4e79eccb5524057430dcf2

    SHA256

    8ebb1c9ed1019fd14200e22e27c08d023c5a0d1e31875405b7359380c8a13a11

    SHA512

    af6149b0691474208718dce82e753190e44d4586c6ffc14e21a001dc1d1614c9dd0b59e927c7f01381db52aa263cdd210d2cb0790e751068aa4e15615c2b6bcc

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2896-11-0x0000000000CB0000-0x0000000000CB9000-memory.dmp

    Filesize

    36KB

  • memory/2896-50-0x0000000000CB0000-0x0000000000CB9000-memory.dmp

    Filesize

    36KB

  • memory/2968-15-0x0000000002C70000-0x0000000002D70000-memory.dmp

    Filesize

    1024KB

  • memory/2968-10-0x00000000000F0000-0x00000000000F9000-memory.dmp

    Filesize

    36KB

  • memory/2968-12-0x00000000000F0000-0x00000000000F9000-memory.dmp

    Filesize

    36KB

  • memory/2968-9-0x0000000000160000-0x0000000000DC0000-memory.dmp

    Filesize

    12.4MB

  • memory/2968-52-0x0000000000160000-0x0000000000DC0000-memory.dmp

    Filesize

    12.4MB

  • memory/2968-53-0x0000000002C70000-0x0000000002D70000-memory.dmp

    Filesize

    1024KB

  • memory/2968-54-0x00000000000F0000-0x00000000000F9000-memory.dmp

    Filesize

    36KB

  • memory/2968-55-0x00000000000F0000-0x00000000000F9000-memory.dmp

    Filesize

    36KB