Analysis

  • max time kernel
    120s
  • max time network
    164s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    08-08-2021 19:10

General

  • Target

    msvcp140.dll

  • Size

    429KB

  • MD5

    109f0f02fd37c84bfc7508d4227d7ed5

  • SHA1

    ef7420141bb15ac334d3964082361a460bfdb975

  • SHA256

    334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

  • SHA512

    46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp140.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2004
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp140.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1492
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1492 -s 224
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        PID:1564

Network

MITRE ATT&CK Matrix

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Downloads

  • memory/1492-59-0x0000000000000000-mapping.dmp

  • memory/1492-60-0x0000000075511000-0x0000000075513000-memory.dmp

    Filesize

    8KB

  • memory/1564-61-0x0000000000000000-mapping.dmp

  • memory/1564-62-0x00000000007A0000-0x00000000007A1000-memory.dmp

    Filesize

    4KB