Analysis

  • max time kernel
    95s
  • max time network
    54s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    15/09/2022, 06:25

General

  • Target
    informacije o plačilu.js
  • Size 886KB
  • Sample220915-g6mntafger
  • SHA256 a211595a019c2278b9f25a095f8d52d2e5f9749383dd4ee9fe3f6c4d66724613
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\informacije o plačilu.js"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\nkTymKpfAY.js"
      2⤵
        PID:1196
      • C:\Program Files\Java\jre7\bin\javaw.exe
        "C:\Program Files\Java\jre7\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\gqwjafqr.txt"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1268
        • C:\Program Files\Java\jre7\bin\java.exe
          "C:\Program Files\Java\jre7\bin\java.exe" -jar C:\Users\Admin\AppData\Local\Temp\_0.82840976948403715801987219815086277.class
          3⤵
            PID:568

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            _0.82840976948403715801987219815086277.class

            • Path C:\Users\Admin\AppData\Local\Temp\_0.82840976948403715801987219815086277.class
            • Size 241KB
            • SHA256 97d585b6aff62fb4e43e7e6a5f816dcd7a14be11a88b109a9ba9e8cd4c456eb9
            • MD5 SHA1 SHA512 SSDEEP

            gqwjafqr.txt

            • Path C:\Users\Admin\AppData\Roaming\gqwjafqr.txt
            • Size 473KB
            • SHA256 99f760f98bfe8b3212f9f6253a70f4e1981a2ed99bcd968ea707b5c049f09a22
            • MD5 SHA1 SHA512 SSDEEP

            nkTymKpfAY.js

            • Path C:\Users\Admin\AppData\Roaming\nkTymKpfAY.js
            • Size 2KB
            • SHA256 3cbfbfcb55899b813be6bf545cc08672d1d34c5d5af9eef0baf1b82c28c7317d
            • MD5 SHA1 SHA512

            memory/568-79-0x0000000002140000-0x0000000005140000-memory.dmp

            memory/1268-69-0x0000000002030000-0x0000000005030000-memory.dmp

            memory/1740-54-0x000007FEFB621000-0x000007FEFB623000-memory.dmp