Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29/02/2024, 11:42

General

  • Target
    7b47f6be3dd0a6dcfc80d073bae03dbc95d3c633e14df1eff3bc3bc6049a0c4a.exe
  • Size 9.4MB
  • Sample240229-nvfjpafh2x
  • SHA256 7b47f6be3dd0a6dcfc80d073bae03dbc95d3c633e14df1eff3bc3bc6049a0c4a
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7b47f6be3dd0a6dcfc80d073bae03dbc95d3c633e14df1eff3bc3bc6049a0c4a.exe
    "C:\Users\Admin\AppData\Local\Temp\7b47f6be3dd0a6dcfc80d073bae03dbc95d3c633e14df1eff3bc3bc6049a0c4a.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Program Files (x86)\Common Files\System\IDMs.exe
      "C:\Program Files (x86)\Common Files\System\IDMs.exe" /S /EN /ND
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:2112
      • C:\Windows\SysWOW64\netsh.exe
        netsh.exe advfirewall firewall delete rule name="all" remoteip=95.141.193.133
        3⤵
        • Modifies Windows Firewall
        PID:2536
      • C:\Windows\SysWOW64\route.exe
        route.exe delete 95.141.193.133
        3⤵
          PID:2588

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          IDMs.exe

          • Path C:\Program Files (x86)\Common Files\System\IDMs.exe
          • Size 8.6MB
          • SHA256 82602f8f06a7d06c79abb5eb73cba1afb504cee83fec4070d3bb5109022e8abd
          • MD5 SHA1 SHA512 SSDEEP

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
          • Size 67KB
          • SHA256 b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78
          • MD5 SHA1 SHA512 SSDEEP

          Tar2B8D.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Tar2B8D.tmp
          • Size 175KB
          • SHA256 a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22
          • MD5 SHA1 SHA512 SSDEEP

          inetc.dll

          • Path \Users\Admin\AppData\Local\Temp\nsd15E3.tmp\inetc.dll
          • Size 24KB
          • SHA256 c1e568e25ec111184deb1b87cfda4bfec529b1abeab39b66539d998012f33502
          • MD5 SHA1 SHA512 SSDEEP

          nsExec.dll

          • Path \Users\Admin\AppData\Local\Temp\nsd15E3.tmp\nsExec.dll
          • Size 7KB
          • SHA256 1f18f4126124b0551f3dbcd0fec7f34026f930ca509f04435657cedc32ae8c47
          • MD5 SHA1 SHA512 SSDEEP

          memory/2156-0-0x0000000000C50000-0x00000000015C2000-memory.dmp