Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-02-2025 09:31

General

  • Target

    fp8N0KDGAqlhmkD.pif.exe

  • Size

    974KB

  • MD5

    2e41d04e9012ed4dcfa86a63175992ac

  • SHA1

    4b7c733e464500833e364eca4c493de2b2ced3b0

  • SHA256

    3cb79b389e24d9c7cb87e631b41e0cf3a83b18d7205c7808266d9221928294c2

  • SHA512

    88356731abf96745bf93fbccb5ca3eac56190b4fd4a5ab16b9932f74080621f27902560a4a9071113b10b0cbc7d0d39449f87573b2f8d4f5a43087b6e0acb5c2

  • SSDEEP

    24576:+bYUdN6DuMFPmciYaUQbQKxAUg/u+SycwoYPjlfL:+XdNIuiecX+vsSyqYdL

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

tjwpn04kn.localto.net:2247

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    hytg

  • mouse_option

    false

  • mutex

    Rmc-JD0XH1

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Remcos family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Downloads MZ/PE file 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Uses the VBS compiler for execution 1 TTPs
  • 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 6 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fp8N0KDGAqlhmkD.pif.exe
    "C:\Users\Admin\AppData\Local\Temp\fp8N0KDGAqlhmkD.pif.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1128
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\fp8N0KDGAqlhmkD.pif.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3420
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QkLFHHdCPdqG.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2752
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QkLFHHdCPdqG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp26DC.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1372
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:3328
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        2⤵
          PID:5020
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:1216
      • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
        "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY4ODkiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTM2NTgwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MjY5MDQwMjc3Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
        1⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        PID:3944

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\hytg\logs.dat

        Filesize

        144B

        MD5

        eb2ef8ed988999c3f9b4355e24bbea1d

        SHA1

        10afa9f07663e717b6c8efa296b7ef0e479c0a43

        SHA256

        78f90da61cb22f80648a91aa77eb67c9a3b754932675beb5498f202449d64b64

        SHA512

        9acbbb4e919516be168409154ca0e3ebf50923cae55c4bb06551e7ba779373fb8923faff078c92738e9fe0bea41778de2ebff959f1e1066f06e48d707559f81e

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

        Filesize

        2KB

        MD5

        3d086a433708053f9bf9523e1d87a4e8

        SHA1

        b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

        SHA256

        6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

        SHA512

        931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        18KB

        MD5

        80825142538a7679767aa49822b55ec8

        SHA1

        ebb26f088b9fbc1826b9c474169ca981d081e366

        SHA256

        ddabb8c4fb0eaae447f066bd1cb77faa8b09472fbb6e79d9806ffaeb93663c19

        SHA512

        a624db3a66b5d6aed11c6b801488d1fa4a9d232d5508d850a4f67a2f594f47e284d1a401ab96ee14562b6eaccbb904198fefa114200290768c60005d26ec7f31

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zfqvgler.32t.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmp26DC.tmp

        Filesize

        1KB

        MD5

        5f62f949e0d12d9a00faa06476e89d8d

        SHA1

        d137a6ef37aff62c4fdc1ba1a9dce4e29f329442

        SHA256

        dc596680773806afa023dcb7d59c6e29bc4cff4c50622e7e7f8864ad3d4bd2af

        SHA512

        98090097ba8fbba08d2a00b8f91bacfef02bd5e023354875116b1960f21a21d98e72ce293cd6687676f918199df7ad47c98fd194fef3e3f8a3c9ccf33598c5b9

      • memory/1128-0-0x000000007459E000-0x000000007459F000-memory.dmp

        Filesize

        4KB

      • memory/1128-5-0x0000000074590000-0x0000000074D40000-memory.dmp

        Filesize

        7.7MB

      • memory/1128-7-0x000000007459E000-0x000000007459F000-memory.dmp

        Filesize

        4KB

      • memory/1128-8-0x0000000074590000-0x0000000074D40000-memory.dmp

        Filesize

        7.7MB

      • memory/1128-9-0x0000000006650000-0x0000000006712000-memory.dmp

        Filesize

        776KB

      • memory/1128-10-0x000000000C580000-0x000000000C61C000-memory.dmp

        Filesize

        624KB

      • memory/1128-1-0x00000000005A0000-0x000000000069A000-memory.dmp

        Filesize

        1000KB

      • memory/1128-2-0x0000000005520000-0x0000000005AC4000-memory.dmp

        Filesize

        5.6MB

      • memory/1128-3-0x0000000004F70000-0x0000000005002000-memory.dmp

        Filesize

        584KB

      • memory/1128-52-0x0000000074590000-0x0000000074D40000-memory.dmp

        Filesize

        7.7MB

      • memory/1128-6-0x00000000054C0000-0x00000000054DE000-memory.dmp

        Filesize

        120KB

      • memory/1128-4-0x0000000004F00000-0x0000000004F0A000-memory.dmp

        Filesize

        40KB

      • memory/1216-35-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-47-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-58-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-113-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-38-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-104-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-50-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-53-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-121-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-112-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-105-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-120-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-128-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-129-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-86-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-57-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-56-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/1216-59-0x0000000000400000-0x0000000000480000-memory.dmp

        Filesize

        512KB

      • memory/2752-20-0x0000000074590000-0x0000000074D40000-memory.dmp

        Filesize

        7.7MB

      • memory/2752-30-0x0000000005FA0000-0x0000000006006000-memory.dmp

        Filesize

        408KB

      • memory/2752-60-0x0000000007760000-0x0000000007792000-memory.dmp

        Filesize

        200KB

      • memory/2752-71-0x0000000006B80000-0x0000000006B9E000-memory.dmp

        Filesize

        120KB

      • memory/2752-72-0x00000000077A0000-0x0000000007843000-memory.dmp

        Filesize

        652KB

      • memory/2752-73-0x0000000007F10000-0x000000000858A000-memory.dmp

        Filesize

        6.5MB

      • memory/2752-22-0x0000000074590000-0x0000000074D40000-memory.dmp

        Filesize

        7.7MB

      • memory/2752-84-0x00000000078D0000-0x00000000078EA000-memory.dmp

        Filesize

        104KB

      • memory/2752-29-0x0000000005EC0000-0x0000000005F26000-memory.dmp

        Filesize

        408KB

      • memory/2752-87-0x0000000007940000-0x000000000794A000-memory.dmp

        Filesize

        40KB

      • memory/2752-61-0x0000000073060000-0x00000000730AC000-memory.dmp

        Filesize

        304KB

      • memory/2752-51-0x0000000006010000-0x0000000006364000-memory.dmp

        Filesize

        3.3MB

      • memory/2752-54-0x00000000065A0000-0x00000000065BE000-memory.dmp

        Filesize

        120KB

      • memory/2752-91-0x0000000007B10000-0x0000000007B24000-memory.dmp

        Filesize

        80KB

      • memory/2752-92-0x0000000007C10000-0x0000000007C2A000-memory.dmp

        Filesize

        104KB

      • memory/2752-100-0x0000000074590000-0x0000000074D40000-memory.dmp

        Filesize

        7.7MB

      • memory/2752-55-0x00000000065F0000-0x000000000663C000-memory.dmp

        Filesize

        304KB

      • memory/3420-28-0x0000000004EA0000-0x0000000004EC2000-memory.dmp

        Filesize

        136KB

      • memory/3420-93-0x00000000072B0000-0x00000000072B8000-memory.dmp

        Filesize

        32KB

      • memory/3420-99-0x0000000074590000-0x0000000074D40000-memory.dmp

        Filesize

        7.7MB

      • memory/3420-90-0x00000000071C0000-0x00000000071CE000-memory.dmp

        Filesize

        56KB

      • memory/3420-89-0x0000000007190000-0x00000000071A1000-memory.dmp

        Filesize

        68KB

      • memory/3420-88-0x0000000007210000-0x00000000072A6000-memory.dmp

        Filesize

        600KB

      • memory/3420-74-0x0000000073060000-0x00000000730AC000-memory.dmp

        Filesize

        304KB

      • memory/3420-19-0x0000000074590000-0x0000000074D40000-memory.dmp

        Filesize

        7.7MB

      • memory/3420-17-0x0000000005060000-0x0000000005688000-memory.dmp

        Filesize

        6.2MB

      • memory/3420-18-0x0000000074590000-0x0000000074D40000-memory.dmp

        Filesize

        7.7MB

      • memory/3420-16-0x0000000074590000-0x0000000074D40000-memory.dmp

        Filesize

        7.7MB

      • memory/3420-15-0x0000000002320000-0x0000000002356000-memory.dmp

        Filesize

        216KB