Analysis

  • max time kernel
    146s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2022 12:55

General

  • Target

    6dd2438d06b6ad4f22526d631c4600a9ca2546309e22b2afb392195b2b4e27df.dll

  • Size

    668KB

  • MD5

    46306239362bd89178567631d6c15620

  • SHA1

    6b60f46636598e70301b4f10555f6e5a8166bd3d

  • SHA256

    6dd2438d06b6ad4f22526d631c4600a9ca2546309e22b2afb392195b2b4e27df

  • SHA512

    3b59966d6a2e9407707aa648b4382b40967a78f64b4bd73a675cf3d5712ca5210a1c7d17514ecc788d312dacfcafdd1e5de8b4ea103c5d6c5c50e78f7a24f8d7

  • SSDEEP

    3072:jDKpt9sSR0HUHPwZWLnWVfEAzV2IJIwTBftpmc+z+f3Q0s:jDgtfRQUHPw06MoV2nwTBlhm8E

Score
10/10

Malware Config

Signatures

  • Yunsip

    Remote backdoor which communicates with a C2 server to receive commands.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\6dd2438d06b6ad4f22526d631c4600a9ca2546309e22b2afb392195b2b4e27df.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3380
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6dd2438d06b6ad4f22526d631c4600a9ca2546309e22b2afb392195b2b4e27df.dll,#1
      2⤵
        PID:676

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads