Analysis

  • max time kernel
    500s
  • max time network
    503s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-10-2022 06:35

General

  • Target

    0d533321292f6854d7f9705a738d58ee5941c93b52674681083ec5c21a987ab1.dll

  • Size

    422KB

  • MD5

    f55920966b4970588ce643af0fcc03a7

  • SHA1

    97c44c58f24358442cb1811a7694e5b395e82d61

  • SHA256

    0d533321292f6854d7f9705a738d58ee5941c93b52674681083ec5c21a987ab1

  • SHA512

    b5e6f91e65eacd6c1ad5f563f0d9184fd21fb88848008c7ea568d7c40c63fcbf217eeee2830a521313a3152e538821a469630fe951e760405972afae8516023e

  • SSDEEP

    12288:yClc4hq+Ytl63+YzGKBTpJHtvgqYe7S9S:Tlc4kBl6OabpFtGgS0

Malware Config

Extracted

Family

zloader

Attributes
  • build_id

    49

Signatures

  • Zloader, Terdot, DELoader, ZeusSphinx

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

  • Blocklisted process makes network request 10 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\0d533321292f6854d7f9705a738d58ee5941c93b52674681083ec5c21a987ab1.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5028
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0d533321292f6854d7f9705a738d58ee5941c93b52674681083ec5c21a987ab1.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:4968
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe
        3⤵
        • Blocklisted process makes network request
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        PID:2268

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2268-140-0x0000000000C90000-0x0000000000CBC000-memory.dmp

    Filesize

    176KB

  • memory/2268-142-0x0000000000C90000-0x0000000000CBC000-memory.dmp

    Filesize

    176KB

  • memory/2268-143-0x0000000000C90000-0x0000000000CBC000-memory.dmp

    Filesize

    176KB

  • memory/4968-133-0x0000000002800000-0x0000000003170000-memory.dmp

    Filesize

    9.4MB

  • memory/4968-135-0x0000000002800000-0x000000000282C000-memory.dmp

    Filesize

    176KB

  • memory/4968-136-0x0000000002800000-0x0000000003170000-memory.dmp

    Filesize

    9.4MB

  • memory/4968-137-0x0000000002800000-0x0000000003170000-memory.dmp

    Filesize

    9.4MB

  • memory/4968-138-0x0000000002800000-0x0000000003170000-memory.dmp

    Filesize

    9.4MB

  • memory/4968-141-0x0000000002800000-0x0000000003170000-memory.dmp

    Filesize

    9.4MB