Resubmissions

21/06/2024, 17:49

240621-wea82ayeph10

09/06/2024, 09:22

240609-lb4fasgf3w10

Analysis

  • max time kernel
    141s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    21/06/2024, 17:49

General

  • Target
    e4bc1b6f2e541e90a1ed736284d2e383fcb739f10466b1fdd390211e01ed4dae.jar
  • Size 123KB
  • Sample240621-wea82ayeph
  • SHA256 e4bc1b6f2e541e90a1ed736284d2e383fcb739f10466b1fdd390211e01ed4dae
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\e4bc1b6f2e541e90a1ed736284d2e383fcb739f10466b1fdd390211e01ed4dae.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1504
    • C:\Windows\system32\wscript.exe
      wscript C:\Users\Admin\pzsjuirnnn.js
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:404
      • C:\Program Files\Java\jre7\bin\javaw.exe
        "C:\Program Files\Java\jre7\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\ufacnqibo.txt"
        3⤵
          PID:2624

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          ufacnqibo.txt

          • Path C:\Users\Admin\AppData\Roaming\ufacnqibo.txt
          • Size 92KB
          • SHA256 943a982c65ebf476f6f454a95e4f8105f6c89d3e90d638113f718a208aa51db0
          • MD5 SHA1 SHA512 SSDEEP

          pzsjuirnnn.js

          • Path C:\Users\Admin\pzsjuirnnn.js
          • Size 204KB
          • SHA256 1d10f4534674ce86f17ec22da471f3d472da1f6a15348238e4e289f0e0e4c0e0
          • MD5 SHA1 SHA512 SSDEEP

          memory/1504-2-0x0000000002660000-0x00000000028D0000-memory.dmp

          memory/1504-12-0x0000000000240000-0x0000000000241000-memory.dmp

          memory/1504-13-0x0000000002660000-0x00000000028D0000-memory.dmp

          memory/2624-44-0x0000000000230000-0x0000000000231000-memory.dmp

          memory/2624-56-0x0000000000230000-0x0000000000231000-memory.dmp

          memory/2624-34-0x0000000000230000-0x0000000000231000-memory.dmp

          memory/2624-19-0x00000000023A0000-0x0000000002610000-memory.dmp

          memory/2624-49-0x0000000000230000-0x0000000000231000-memory.dmp

          memory/2624-52-0x0000000000230000-0x0000000000231000-memory.dmp

          memory/2624-54-0x0000000000230000-0x0000000000231000-memory.dmp

          memory/2624-27-0x0000000000230000-0x0000000000231000-memory.dmp

          memory/2624-90-0x00000000023A0000-0x0000000002610000-memory.dmp

          memory/2624-92-0x0000000000230000-0x0000000000231000-memory.dmp

          memory/2624-98-0x0000000000230000-0x0000000000231000-memory.dmp

          memory/2624-99-0x0000000000230000-0x0000000000231000-memory.dmp

          memory/2624-102-0x0000000000230000-0x0000000000231000-memory.dmp

          memory/2624-106-0x0000000000230000-0x0000000000231000-memory.dmp