Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 16:06

General

  • Target

    $PLUGINSDIR/System.dll

  • Size

    11KB

  • MD5

    c17103ae9072a06da581dec998343fc1

  • SHA1

    b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

  • SHA256

    dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

  • SHA512

    d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

  • SSDEEP

    192:7DKnJZCv6VmbJQC+tFiUdK7ckD4gRXKQx+LQ2CSF:7ViJrtFRdbmXK8+PCw

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:920
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
      2⤵
        PID:1624
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1624 -s 612
          3⤵
          • Program crash
          PID:2012
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1624 -ip 1624
      1⤵
        PID:4904
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
        1⤵
          PID:4640
        • C:\Windows\System32\svchost.exe
          C:\Windows\System32\svchost.exe -k UnistackSvcGroup
          1⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:840

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/840-0-0x0000018924940000-0x0000018924950000-memory.dmp

          Filesize

          64KB

        • memory/840-16-0x0000018924A40000-0x0000018924A50000-memory.dmp

          Filesize

          64KB

        • memory/840-32-0x000001892CDA0000-0x000001892CDA1000-memory.dmp

          Filesize

          4KB

        • memory/840-34-0x000001892CDD0000-0x000001892CDD1000-memory.dmp

          Filesize

          4KB

        • memory/840-35-0x000001892CDD0000-0x000001892CDD1000-memory.dmp

          Filesize

          4KB

        • memory/840-36-0x000001892CEE0000-0x000001892CEE1000-memory.dmp

          Filesize

          4KB