Resubmissions

02/11/2023, 21:52

231102-1rejfaaa72 3

02/11/2023, 21:51

231102-1qmtesgb3v 3

02/11/2023, 21:48

231102-1n6thsaa45 3

02/11/2023, 21:38

231102-1g1nxsga5t 3

Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    02/11/2023, 21:52

General

  • Target

    fSdyz.dll

  • Size

    1.5MB

  • MD5

    6a4d12e59028d4783f19bf7b50281602

  • SHA1

    0dab8ca7b5a7a3ac6864c609adc2bb959acfcc7d

  • SHA256

    296a337640deeb74ddc5f86a19fc92e8b2fbce16b01dd9996999d3b3abc9ce70

  • SHA512

    86896d9700d791a8c27b0acf9b52c2f2fec7bfd52da799cfa7618c2f84f682aa40d92fdd56caf31d5b897ea6a95cbae8fed119fd7e84a3a806a367988c3e5880

  • SSDEEP

    24576:5DOgw7fYbK9s3kW3CG3vQ3snpRgATIhxXmbVeViiqP1oAmEJDeuvXjDcTq:5DOdfYbK9sZvw8QDXwkiinA5Veu/jDD

Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fSdyz.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fSdyz.dll,#1
      2⤵
        PID:1696
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      1⤵
        PID:2988
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe"
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:2956
        • C:\Windows\system32\rundll32.exe
          rundll32 fSdyz.dll, Crash
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2036
          • C:\Windows\SysWOW64\rundll32.exe
            rundll32 fSdyz.dll, Crash
            3⤵
              PID:2168

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2168-0-0x0000000000160000-0x0000000000163000-memory.dmp

          Filesize

          12KB

        • memory/2168-1-0x0000000000B30000-0x0000000000C00000-memory.dmp

          Filesize

          832KB