Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    30-06-2020 05:49

General

  • Target

    SecuriteInfo.com.Variant.Zusy.307926.26624.1627.dll

  • Size

    579KB

  • MD5

    09d36e00dae946e89fa442c410359e92

  • SHA1

    990cb82fd620d8b5a0fd8e11be067532d31a4e04

  • SHA256

    17ddc83d49b6cd1d511e8c5498c44d8b4bdbbb69b13011a180f8bded117ff2f7

  • SHA512

    6f8782c482a5d2d3767d64f09146c1da1b4500a4bcbf87dae86896407582a6e90c35146746013b9440955f7ba578eafa266102c5f7cb3eda3a9d5d7e333bfbb8

Score
10/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Blacklisted process makes network request 16 IoCs
  • Zloader, Terdot, DELoader, ZeusSphinx

    Zloader is a malware strain that was initially discovered back in August 2015.

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3008
      • C:\Windows\system32\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Zusy.307926.26624.1627.dll,#1
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3236
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Zusy.307926.26624.1627.dll,#1
          3⤵
          • Suspicious use of WriteProcessMemory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Suspicious use of SetThreadContext
          PID:3884
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        • Blacklisted process makes network request
        PID:3796

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3796-1-0x0000000000350000-0x000000000037C000-memory.dmp
      Filesize

      176KB

    • memory/3796-2-0x0000000000000000-mapping.dmp
    • memory/3884-0-0x0000000000000000-mapping.dmp