Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 18:25

General

  • Target

    f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a.exe

  • Size

    96KB

  • MD5

    22dad73d02ea4ac622202fc65b95f216

  • SHA1

    c3cf1e710a14ed6932ee20d7ae90e2d831ccfe30

  • SHA256

    f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a

  • SHA512

    367d8383bbbb08135abdacdb62fe8a230526037570b3111968b4a3dbcafc3f89218ce15ddefda68d1dee30f8912872e09b6bcb89f48084630ae5cc84dbb10605

  • SSDEEP

    1536:MqPjvlpp/06w6Px9+3cu9V+gKbbGCq2iW7za:MqPL1/7w6ZAs+VBKXGCH2

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\f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a.exe
    "C:\Users\Admin\AppData\Local\Temp\f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Users\Admin\AppData\Local\Temp\LOQHSY.exe
      C:\Users\Admin\AppData\Local\Temp\LOQHSY.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2280
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\214c588d.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\214c588d.bat

    Filesize

    187B

    MD5

    58a44e2b4fc7b06fe9392639f6a10b6d

    SHA1

    46f4bbdb58755aacf483986f775b66e75a48f9c0

    SHA256

    8ef4d3871393b8d7c9520554714e1d7bcf8bc52c9f07558f8a113fceee1d45b9

    SHA512

    7ae4b30c3d5a22cf36b1981b83ffdf1d42960cec13525a0b20db82396ae2c2ebcf1c2a04239e431a60a518c199dc65d280afce53d25c0171e233a69b29b2080e

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/1960-1-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1960-11-0x00000000000F0000-0x00000000000F9000-memory.dmp

    Filesize

    36KB

  • memory/1960-10-0x00000000000F0000-0x00000000000F9000-memory.dmp

    Filesize

    36KB

  • memory/1960-14-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2280-12-0x0000000000800000-0x0000000000809000-memory.dmp

    Filesize

    36KB

  • memory/2280-16-0x0000000000800000-0x0000000000809000-memory.dmp

    Filesize

    36KB