Analysis

  • max time kernel
    27s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    07-02-2023 02:08

General

  • Target

    Common.dll

  • Size

    897KB

  • MD5

    40fd316520f0573077aacb60aff0fbc6

  • SHA1

    4b1e23ba91a049fdc4c97caebc57cac15cb3e9b0

  • SHA256

    0d757ca61be427e699d570364fdd5ec6f5fbeb7654dc67b34bb4b46c69466de5

  • SHA512

    c5cad12ed7b9fc4b6af099a973438e07c0a994084cad893d34eadcc186559560d728a663054c9cfc49864fa52f88d38428088baae853fd887169be46bee8524c

  • SSDEEP

    12288:E6CK1dk6NxNlea9vVBpKZZhYQ6hH6YcSoaZbVAIaJNO:J1d3NlxvVBkOQ6huSoaZbiS

Score
5/10

Malware Config

Signatures

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Common.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1980
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\Common.dll,#1
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:1764

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1764-54-0x0000000000000000-mapping.dmp
  • memory/1764-55-0x0000000075891000-0x0000000075893000-memory.dmp
    Filesize

    8KB

  • memory/1764-56-0x00000000020A0000-0x00000000066B9000-memory.dmp
    Filesize

    70.1MB

  • memory/1764-57-0x0000000000350000-0x00000000003F2000-memory.dmp
    Filesize

    648KB

  • memory/1764-58-0x00000000020A0000-0x00000000066B9000-memory.dmp
    Filesize

    70.1MB

  • memory/1764-60-0x00000000020A0000-0x00000000066B9000-memory.dmp
    Filesize

    70.1MB

  • memory/1764-59-0x00000000020A0000-0x00000000066B9000-memory.dmp
    Filesize

    70.1MB

  • memory/1764-63-0x00000000020A0000-0x00000000066B9000-memory.dmp
    Filesize

    70.1MB