Analysis

  • max time kernel
    106s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-08-2024 16:23

General

  • Target

    d91b5dd197b159fa14fd3381361f2500N.dll

  • Size

    76KB

  • MD5

    d91b5dd197b159fa14fd3381361f2500

  • SHA1

    d24632ad7fb1eeb6e9c3568433b353abf0a4ab29

  • SHA256

    044e212f36c2acdffa4ea74da7d82945ed67c3ee080abb8d04a85acc69ee5e5a

  • SHA512

    7cad321be1ee4de6d83eae0c5222e241e95ae249e0e8a7f21253fef4091b514f5d735d102d1e3522d29f8123ec6815dd7a3d035581ed36cc20a1fd5d22cb550f

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z1Xsl:c8y93KQjy7G55riF1cMo03i

Score
7/10

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\d91b5dd197b159fa14fd3381361f2500N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1404
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d91b5dd197b159fa14fd3381361f2500N.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:1696
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1696 -s 712
        3⤵
        • Program crash
        PID:4456
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1696 -ip 1696
    1⤵
      PID:1172

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1696-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/1696-2-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB