Analysis

  • max time kernel
    199s
  • max time network
    205s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/04/2024, 23:06

General

  • Target
    c1745a8d3ebb2c907b28423ac47ef618096fd0f519c6b1aed777d121ef745bbc.exe
  • Size 2.8MB
  • Sample240409-23h7fagf72
  • SHA256 c1745a8d3ebb2c907b28423ac47ef618096fd0f519c6b1aed777d121ef745bbc
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Program crash 2 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\c1745a8d3ebb2c907b28423ac47ef618096fd0f519c6b1aed777d121ef745bbc.exe
    "C:\Users\Admin\AppData\Local\Temp\c1745a8d3ebb2c907b28423ac47ef618096fd0f519c6b1aed777d121ef745bbc.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:376
    • C:\Users\Admin\AppData\Local\Temp\c1745a8d3ebb2c907b28423ac47ef618096fd0f519c6b1aed777d121ef745bbc.exe
      C:\Users\Admin\AppData\Local\Temp\c1745a8d3ebb2c907b28423ac47ef618096fd0f519c6b1aed777d121ef745bbc.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3852
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 344
        3⤵
        • Program crash
        PID:3108
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 344
        3⤵
        • Program crash
        PID:1844
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 376 -ip 376
    1⤵
      PID:2168
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 3852 -ip 3852
      1⤵
        PID:4676
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3852 -ip 3852
        1⤵
          PID:1200

        Network

              MITRE ATT&CK Matrix

              Replay Monitor

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              Downloads

              c1745a8d3ebb2c907b28423ac47ef618096fd0f519c6b1aed777d121ef745bbc.exe

              • Path C:\Users\Admin\AppData\Local\Temp\c1745a8d3ebb2c907b28423ac47ef618096fd0f519c6b1aed777d121ef745bbc.exe
              • Size 2.8MB
              • SHA256 e548764a139e4b39ce23e16b1cafe8310cc356cad1aaa4b1b1c527d00037f572
              • MD5 SHA1 SHA512 SSDEEP

              memory/376-0-0x0000000000400000-0x00000000004E8000-memory.dmp

              memory/376-6-0x0000000000400000-0x00000000004E8000-memory.dmp

              memory/3852-7-0x0000000000400000-0x00000000004E8000-memory.dmp

              memory/3852-8-0x0000000005030000-0x0000000005118000-memory.dmp

              memory/3852-9-0x0000000000400000-0x00000000004A3000-memory.dmp