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Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/03/2025, 05:23

General

  • Target

    bdf408fec4d45044fbd8cf1ed2f5a2e3bfdd64634dc74a99678fc612ce09cab9.exe

  • Size

    579KB

  • MD5

    62f5d80f18ab5045615c21b56112bf42

  • SHA1

    5d357b7c43489e2106dd5281a504d297b539487d

  • SHA256

    bdf408fec4d45044fbd8cf1ed2f5a2e3bfdd64634dc74a99678fc612ce09cab9

  • SHA512

    82c8b05301b41d48494db62f7bb9d0b6a0aa5077a2e549bef2ea74d94212fa07c356872bf726d893f81352979a9ad2a2c08d444796f7b63c3929a3a742065aa7

  • SSDEEP

    12288:YbD5arFJwK6hMJ6ZzHFZfc28beMGTfZuqb7/:rBJwdhMJ6ZzHrfcsMGTfZ5P/

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Imminent family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bdf408fec4d45044fbd8cf1ed2f5a2e3bfdd64634dc74a99678fc612ce09cab9.exe
    "C:\Users\Admin\AppData\Local\Temp\bdf408fec4d45044fbd8cf1ed2f5a2e3bfdd64634dc74a99678fc612ce09cab9.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:868
    • C:\Users\Admin\AppData\Roaming\Webdevelop\Webfrequency.exe
      "C:\Users\Admin\AppData\Roaming\Webdevelop\Webfrequency.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3788
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3212
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:5112

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Webdevelop\Webfrequency.exe

      Filesize

      579KB

      MD5

      a694ce0d3188f22ee1b2594b97d6fe12

      SHA1

      f1d8b36ba7ce61e50ed2fbc86233a9bb4b195ae1

      SHA256

      d4ecbb795a75bb76a9e950c4ad8cb626f3f022392b737f01907206cb789977fb

      SHA512

      003b4a30cf3dff49e48233b30ed037d196a96cbbb0e5be963b46ef8f1566766e7591b0090dd957cc5316559ce70914ffb823fc81b986e8379946fc6b4d673709

    • memory/868-0-0x00000000745BE000-0x00000000745BF000-memory.dmp

      Filesize

      4KB

    • memory/868-1-0x0000000000900000-0x0000000000994000-memory.dmp

      Filesize

      592KB

    • memory/868-2-0x0000000005940000-0x0000000005EE4000-memory.dmp

      Filesize

      5.6MB

    • memory/868-3-0x0000000005390000-0x0000000005422000-memory.dmp

      Filesize

      584KB

    • memory/868-4-0x0000000005520000-0x000000000552A000-memory.dmp

      Filesize

      40KB

    • memory/868-5-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/868-6-0x0000000005370000-0x000000000537A000-memory.dmp

      Filesize

      40KB

    • memory/868-7-0x00000000745BE000-0x00000000745BF000-memory.dmp

      Filesize

      4KB

    • memory/868-8-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/868-22-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3212-33-0x00000000059B0000-0x0000000005A4C000-memory.dmp

      Filesize

      624KB

    • memory/3212-32-0x0000000005610000-0x0000000005638000-memory.dmp

      Filesize

      160KB

    • memory/3212-45-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3212-44-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3212-27-0x0000000000400000-0x0000000000456000-memory.dmp

      Filesize

      344KB

    • memory/3212-28-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3212-30-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3212-29-0x00000000013A0000-0x00000000013B0000-memory.dmp

      Filesize

      64KB

    • memory/3212-31-0x0000000005650000-0x00000000056FE000-memory.dmp

      Filesize

      696KB

    • memory/3212-38-0x0000000006B70000-0x0000000006B86000-memory.dmp

      Filesize

      88KB

    • memory/3212-35-0x0000000006A30000-0x0000000006A48000-memory.dmp

      Filesize

      96KB

    • memory/3212-34-0x0000000005F80000-0x0000000005FE6000-memory.dmp

      Filesize

      408KB

    • memory/3788-23-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3788-37-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3788-24-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3788-26-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3788-25-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB