Analysis

  • max time kernel
    167s
  • max time network
    185s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-10-2022 19:32

General

  • Target

    db145e9a4a25c814bad5249b7f2ec7dbc516a04aed1cdc635981973648d59e2e.dll

  • Size

    327KB

  • MD5

    28bd3ee81e7d86fb9ee20d6ed602dc34

  • SHA1

    ceb360aa21f27336e8d304038cedf6ce0cad2549

  • SHA256

    db145e9a4a25c814bad5249b7f2ec7dbc516a04aed1cdc635981973648d59e2e

  • SHA512

    30d44487ac8c2464718cd98ded30741a715a5aaf7ed8cc07ffb41ce3893349b800e463cbb916108fe2d981e80f462555e199b52e294fa3bc5c35399d5405c4b5

  • SSDEEP

    3072:jDKpt9sSR0HUHPwZWLnWVfEAzV2IJIwTBftpmc+z+f3Q0l:jDgtfRQUHPw06MoV2nwTBlhm8N

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\db145e9a4a25c814bad5249b7f2ec7dbc516a04aed1cdc635981973648d59e2e.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2444
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\db145e9a4a25c814bad5249b7f2ec7dbc516a04aed1cdc635981973648d59e2e.dll,#1
      2⤵
        PID:4124

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4124-132-0x0000000000000000-mapping.dmp