Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 18:39

General

  • Target

    NEAS.0f15768c9eae8db469d4d2247dc4e490_JC.dll

  • Size

    76KB

  • MD5

    0f15768c9eae8db469d4d2247dc4e490

  • SHA1

    a4863d493dcd714ce561eaa675f9071ecb048a9c

  • SHA256

    bdb13f03918cd89b53e77c5c4722c2c2f514919f8dd0324a773bcc3ab332c1b2

  • SHA512

    afb06521ad72234dcf54b9190b6a0db2aaa474ff647f7afe4d982f145449ac66e6c8904d2df14a1a5007a6428d94881524dfd37ad6c44ae0b2044c67226fe535

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z2KkvjT:c8y93KQjy7G55riF1cMo03sKkvH

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • 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\NEAS.0f15768c9eae8db469d4d2247dc4e490_JC.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4740
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.0f15768c9eae8db469d4d2247dc4e490_JC.dll,#1
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4720
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 664
        3⤵
        • Program crash
        PID:1628
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4720 -ip 4720
    1⤵
      PID:1048

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4720-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/4720-1-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB