Analysis

  • max time kernel
    150s
  • max time network
    29s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    29-03-2023 08:16

General

  • Target

    iurdsfhgj.exe

  • Size

    1.1MB

  • MD5

    8b0e574f3db376044a84cb315777dd80

  • SHA1

    95a9baee9753204301faba46444cde42f724c1d6

  • SHA256

    adbe453aa3a0209fc356b1fd2ceaad057f5ff3a82fa54b0b0cf49d2c4788d263

  • SHA512

    d95d77fcd16d26c84e80697b109b9fbab2f8a7eb8ef3f10f463319ff193647e280ddc061506645c449a6c365aa5856e178fa4791242c5638be6f469a4b93b7ea

  • SSDEEP

    12288:kyPaZ/xsHGVboPaQf9x24qyzjrDHcReh9WMKH1DAd:kymsHEkM4SePnKNW

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Runs ping.exe 1 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\iurdsfhgj.exe
    "C:\Users\Admin\AppData\Local\Temp\iurdsfhgj.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c ping 127.0.0.1 -n 39 > nul && REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\AppData\Roaming\dfsghjs\iurdsfhgj.exe,"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1688
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 39
        3⤵
        • Runs ping.exe
        PID:788
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\AppData\Roaming\dfsghjs\iurdsfhgj.exe,"
        3⤵
        • Modifies WinLogon for persistence
        PID:940
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c ping 127.0.0.1 -n 49 > nul && copy "C:\Users\Admin\AppData\Local\Temp\iurdsfhgj.exe" "C:\Users\Admin\AppData\Roaming\dfsghjs\iurdsfhgj.exe" && ping 127.0.0.1 -n 49 > nul && "C:\Users\Admin\AppData\Roaming\dfsghjs\iurdsfhgj.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:880
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 49
        3⤵
        • Runs ping.exe
        PID:932
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 49
        3⤵
        • Runs ping.exe
        PID:1800

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1500-54-0x00000000013B0000-0x00000000014D0000-memory.dmp

    Filesize

    1.1MB

  • memory/1500-55-0x0000000000CB0000-0x0000000000CFA000-memory.dmp

    Filesize

    296KB

  • memory/1500-56-0x00000000006D0000-0x0000000000710000-memory.dmp

    Filesize

    256KB

  • memory/1500-57-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1500-58-0x00000000006D0000-0x0000000000710000-memory.dmp

    Filesize

    256KB

  • memory/1500-59-0x00000000006D0000-0x0000000000710000-memory.dmp

    Filesize

    256KB

  • memory/1500-60-0x00000000006D0000-0x0000000000710000-memory.dmp

    Filesize

    256KB

  • memory/1500-61-0x00000000006D0000-0x0000000000710000-memory.dmp

    Filesize

    256KB

  • memory/1500-62-0x00000000006D0000-0x0000000000710000-memory.dmp

    Filesize

    256KB