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
    04-12-2024 19:28

General

  • Target

    2024-12-04_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe

  • Size

    3.5MB

  • MD5

    7a33ef8d6f507337d473ab45ee9d8164

  • SHA1

    c090882d93c1e260ea8151e90ecceb96290af8a4

  • SHA256

    e3112e1558f2fd0251ce474b4ab1e29775e8fbc572ddf8cac777ebc4bba7b4b8

  • SHA512

    24c79cc981c0eef78ab5ce1187b56087dbdce5b3fb7be6e760e0e143605a0211423d39c42ff12b3b94985fd413c72a40982f0adf9d7a62e095b1fd5327618345

  • SSDEEP

    98304:TTVmfVf9VudfKQjZXMm8qGuxCfac6xAKyfTim/FLOAkGkzdnEVomFHKnPW:TyVudbqfac6xAKy7rFLOyomFHKnPW

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\2024-12-04_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-04_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2860
    • C:\Users\Admin\AppData\Local\Temp\vrihSN.exe
      C:\Users\Admin\AppData\Local\Temp\vrihSN.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2160
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\17f03e16.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1976

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\17f03e16.bat

    Filesize

    187B

    MD5

    0a9576cc11a4c0448ed4dc4d2b2164ea

    SHA1

    3da4c13956588a353f3e4d1a37a69e87dbab0c90

    SHA256

    2af70c0d4077e289f9e254e338995a3f08a9a6befb80668e7844eceaed71a472

    SHA512

    2bae49fc0777e86aec5c26b3b0870b9f5d99e6cde5fe6638f95ebbfeee38cb30dbc19aa01033ab77177deb28e877f53e47a8c2544651af5edb8373189c08bba0

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2160-10-0x0000000000E50000-0x0000000000E59000-memory.dmp

    Filesize

    36KB

  • memory/2160-16-0x0000000000E50000-0x0000000000E59000-memory.dmp

    Filesize

    36KB

  • memory/2860-11-0x0000000000110000-0x0000000000119000-memory.dmp

    Filesize

    36KB

  • memory/2860-9-0x0000000000110000-0x0000000000119000-memory.dmp

    Filesize

    36KB

  • memory/2860-8-0x0000000000960000-0x0000000000CE5000-memory.dmp

    Filesize

    3.5MB

  • memory/2860-15-0x0000000000960000-0x0000000000CE5000-memory.dmp

    Filesize

    3.5MB