Analysis

  • max time kernel
    105s
  • max time network
    106s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-08-2024 08:12

General

  • Target

    4f28e25eb72ceaa2b3cd681066420ee0N.dll

  • Size

    76KB

  • MD5

    4f28e25eb72ceaa2b3cd681066420ee0

  • SHA1

    5685d036ee3742121289742cbf6ad90ffdb5813f

  • SHA256

    7bcd069f7162dd471b4e62c6f44ba1c9a970a704ae440219fd8f45bfdccbc42f

  • SHA512

    0fb55c3ef17bf5da2b064646965c214504130d42fb10ac25c26141ebd5f333590887b5f91b031f400eff57ac1b76d5648017818981010f2d1967e8bd4be72121

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZqR+Rx:c8y93KQjy7G55riF1cMo03cCx

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\4f28e25eb72ceaa2b3cd681066420ee0N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4956
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f28e25eb72ceaa2b3cd681066420ee0N.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:776
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 776 -s 712
        3⤵
        • Program crash
        PID:3192
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 776 -ip 776
    1⤵
      PID:4856

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/776-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/776-1-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB