Analysis

  • max time kernel
    135s
  • max time network
    53s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-06-2024 11:31

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 3 IoCs
  • Executes dropped EXE 1 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 26 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\835e27dcd567204d905fb88c8a7d9e086349f8fd626721e5364041c15a332f73.exe
    "C:\Users\Admin\AppData\Local\Temp\835e27dcd567204d905fb88c8a7d9e086349f8fd626721e5364041c15a332f73.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:6024
    • 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:3588
      • 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
        • Suspicious use of WriteProcessMemory
        PID:5712
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 47
          4⤵
          • Runs ping.exe
          PID:5000
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 47
          4⤵
          • Runs ping.exe
          PID:5576
        • 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:1460

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    855KB

    MD5

    93e1256e37cac4fa162ea90eeb7c72b1

    SHA1

    e0118027062bef44053998f74162d4e125cc2d61

    SHA256

    835e27dcd567204d905fb88c8a7d9e086349f8fd626721e5364041c15a332f73

    SHA512

    a34143ad4aa2d09ee08d458c3a22cd9b005dcb20724ea34a00e7ac5ec46d3840cf191a5bb05fad52a50833029bb941c0852b7863475c1e9b92dcc605dccb75ce

  • memory/1460-23-0x0000000000D30000-0x0000000000E0C000-memory.dmp
    Filesize

    880KB

  • memory/3588-11-0x0000000074860000-0x0000000075010000-memory.dmp
    Filesize

    7.7MB

  • memory/3588-17-0x0000000074860000-0x0000000075010000-memory.dmp
    Filesize

    7.7MB

  • memory/3588-15-0x0000000074860000-0x0000000075010000-memory.dmp
    Filesize

    7.7MB

  • memory/3588-14-0x0000000074860000-0x0000000075010000-memory.dmp
    Filesize

    7.7MB

  • memory/3588-13-0x0000000074860000-0x0000000075010000-memory.dmp
    Filesize

    7.7MB

  • memory/6024-4-0x0000000005A50000-0x0000000005AE2000-memory.dmp
    Filesize

    584KB

  • memory/6024-9-0x0000000008040000-0x000000000856C000-memory.dmp
    Filesize

    5.2MB

  • memory/6024-7-0x0000000005E10000-0x0000000005E1A000-memory.dmp
    Filesize

    40KB

  • memory/6024-12-0x0000000074860000-0x0000000075010000-memory.dmp
    Filesize

    7.7MB

  • memory/6024-6-0x0000000005C30000-0x0000000005C74000-memory.dmp
    Filesize

    272KB

  • memory/6024-5-0x0000000074860000-0x0000000075010000-memory.dmp
    Filesize

    7.7MB

  • memory/6024-0-0x000000007486E000-0x000000007486F000-memory.dmp
    Filesize

    4KB

  • memory/6024-3-0x0000000006000000-0x00000000065A4000-memory.dmp
    Filesize

    5.6MB

  • memory/6024-2-0x00000000059B0000-0x0000000005A4C000-memory.dmp
    Filesize

    624KB

  • memory/6024-1-0x0000000000B30000-0x0000000000C0C000-memory.dmp
    Filesize

    880KB