Analysis

  • max time kernel
    134s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    19-06-2024 01:02

General

  • Target

    835e27dcd567204d905fb88c8a7d9e086349f8fd626721e5364041c15a332f73.exe

  • Size

    855KB

  • MD5

    93e1256e37cac4fa162ea90eeb7c72b1

  • SHA1

    e0118027062bef44053998f74162d4e125cc2d61

  • SHA256

    835e27dcd567204d905fb88c8a7d9e086349f8fd626721e5364041c15a332f73

  • SHA512

    a34143ad4aa2d09ee08d458c3a22cd9b005dcb20724ea34a00e7ac5ec46d3840cf191a5bb05fad52a50833029bb941c0852b7863475c1e9b92dcc605dccb75ce

  • SSDEEP

    12288:755MHyv+3UDgck8JvirnUdnUwNwtK+CVINPX9yKBg7vjKP:15MHGhS8J3B/moit9yKe/K

Score
7/10

Malware Config

Signatures

  • Drops startup file 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Runs ping.exe 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\835e27dcd567204d905fb88c8a7d9e086349f8fd626721e5364041c15a332f73.exe
    "C:\Users\Admin\AppData\Local\Temp\835e27dcd567204d905fb88c8a7d9e086349f8fd626721e5364041c15a332f73.exe"
    1⤵
    • Drops startup file
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1176
    • C:\Users\Admin\AppData\Local\Temp\nheyryryy4u.exe
      "C:\Users\Admin\AppData\Local\Temp\nheyryryy4u.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2756
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c ping 127.0.0.1 -n 47 > nul && copy "C:\Users\Admin\AppData\Local\Temp\nheyryryy4u.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\nfjtur874uu\nc8f8ruu.exe" && ping 127.0.0.1 -n 47 > nul && "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\nfjtur874uu\nc8f8ruu.exe"
        3⤵
        • Drops startup file
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2760
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 47
          4⤵
          • Runs ping.exe
          PID:2596
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 47
          4⤵
          • Runs ping.exe
          PID:2176
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\nfjtur874uu\nc8f8ruu.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\nfjtur874uu\nc8f8ruu.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\nfjtur874uu\nc8f8ruu.exe
    Filesize

    855KB

    MD5

    93e1256e37cac4fa162ea90eeb7c72b1

    SHA1

    e0118027062bef44053998f74162d4e125cc2d61

    SHA256

    835e27dcd567204d905fb88c8a7d9e086349f8fd626721e5364041c15a332f73

    SHA512

    a34143ad4aa2d09ee08d458c3a22cd9b005dcb20724ea34a00e7ac5ec46d3840cf191a5bb05fad52a50833029bb941c0852b7863475c1e9b92dcc605dccb75ce

  • memory/1176-0-0x000000007475E000-0x000000007475F000-memory.dmp
    Filesize

    4KB

  • memory/1176-1-0x0000000001310000-0x00000000013EC000-memory.dmp
    Filesize

    880KB

  • memory/1176-2-0x0000000074750000-0x0000000074E3E000-memory.dmp
    Filesize

    6.9MB

  • memory/1176-3-0x0000000000BA0000-0x0000000000BE4000-memory.dmp
    Filesize

    272KB

  • memory/1176-5-0x0000000074750000-0x0000000074E3E000-memory.dmp
    Filesize

    6.9MB

  • memory/1972-20-0x0000000000BB0000-0x0000000000C8C000-memory.dmp
    Filesize

    880KB

  • memory/2756-6-0x0000000074750000-0x0000000074E3E000-memory.dmp
    Filesize

    6.9MB

  • memory/2756-7-0x0000000074750000-0x0000000074E3E000-memory.dmp
    Filesize

    6.9MB

  • memory/2756-8-0x0000000074750000-0x0000000074E3E000-memory.dmp
    Filesize

    6.9MB

  • memory/2756-9-0x0000000074750000-0x0000000074E3E000-memory.dmp
    Filesize

    6.9MB