Analysis

  • max time kernel
    171s
  • max time network
    182s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-01-2024 13:59

General

  • Target

    4929381989370725126a3783d64c90c0.exe

  • Size

    3.5MB

  • MD5

    4929381989370725126a3783d64c90c0

  • SHA1

    027013509f2b7af24352fa63b681d4cd2126d5bd

  • SHA256

    313c6327168e995d827db1f1a83093b159331b28395b41c90d7574c8ceace9c5

  • SHA512

    68a9cc851a8bd67c10bfa46fe5fe3f652679e455d6a2a43fcd5083d09448c318bf453ca0be0d7917a0b1e5a5c2f92dc139ce6be12c46f03d7e080e1370ca6918

  • SSDEEP

    49152:oNDz/YogfniXtXIMfX2wGBDDQ/XSHdX4MPXGg:oRztXtWHd

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Program crash 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4929381989370725126a3783d64c90c0.exe
    "C:\Users\Admin\AppData\Local\Temp\4929381989370725126a3783d64c90c0.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1248
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1248 -s 344
      2⤵
      • Program crash
      PID:3180
    • C:\Users\Admin\AppData\Local\Temp\4929381989370725126a3783d64c90c0.exe
      C:\Users\Admin\AppData\Local\Temp\4929381989370725126a3783d64c90c0.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:4908
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 344
        3⤵
        • Program crash
        PID:3608
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 344
        3⤵
        • Program crash
        PID:2192
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1248 -ip 1248
    1⤵
      PID:4572
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4908 -ip 4908
      1⤵
        PID:4188
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4908 -ip 4908
        1⤵
          PID:1760

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\4929381989370725126a3783d64c90c0.exe

          Filesize

          327KB

          MD5

          1a5df4252f76d20d8a125a658d769c71

          SHA1

          8cc3c540f2834c9e5f0df56aed95e84f5dc6bc83

          SHA256

          695be78909f29049c8af2dbc57ab57fca8d8b823b1f773eb29e9e260aba32726

          SHA512

          bddc78ce59ed65e69a40ed9df5e399f8713bb4138fb1ff6cfe36a4b02d79681b802e3c2229b1df6e98b99b966a366a0027e1acf662fa3f966974c83016de2c0a

        • memory/1248-0-0x0000000000400000-0x00000000004E5000-memory.dmp

          Filesize

          916KB

        • memory/1248-6-0x0000000000400000-0x00000000004E5000-memory.dmp

          Filesize

          916KB

        • memory/4908-7-0x0000000000400000-0x00000000004E5000-memory.dmp

          Filesize

          916KB

        • memory/4908-8-0x0000000004F60000-0x0000000005045000-memory.dmp

          Filesize

          916KB

        • memory/4908-9-0x0000000000400000-0x00000000004A3000-memory.dmp

          Filesize

          652KB