Resubmissions

11-01-2025 19:31

250111-x8ghksxjfw 10

11-01-2025 19:28

250111-x6tecsxjds 10

11-01-2025 19:27

250111-x58gwszjbn 10

11-01-2025 19:25

250111-x43v1swrhz 10

11-01-2025 19:22

250111-x272ysyrcl 10

Analysis

  • max time kernel
    899s
  • max time network
    884s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-01-2025 19:27

General

  • Target

    32d8c2a1bb4d5a515d9eb36c1286b0ac08624c8ea3df0e97f12391558ce81153.exe

  • Size

    469KB

  • MD5

    991e707e324731f86a43900e34070808

  • SHA1

    5b5afd8cecb865de3341510f38d217f47490eead

  • SHA256

    32d8c2a1bb4d5a515d9eb36c1286b0ac08624c8ea3df0e97f12391558ce81153

  • SHA512

    07411dffbc6beff08a901afa8db3af4bc7d214407f7b20a8570e16b3900f512ad8ee2d04e31bb9d870585b9825e9102078f6c40eb6df292f09fffe57eea37f79

  • SSDEEP

    12288:wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQScn9:wiLJbpI7I2WhQqZ7c9

Malware Config

Extracted

Family

remcos

Botnet

paydaytry

C2

198.50.242.157:443

apleegodfivem.ddns.net:443

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    GoogleUpdate.exe

  • copy_folder

    GoogleDat

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    bootdata

  • mouse_option

    false

  • mutex

    Attempt-S4A0CI

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    ChromeUpdater

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Extracted

Family

orcus

Botnet

FIVEM

C2

198.50.242.157:3846

Mutex

7c8e6bec5a514abfa98e8c7d116e215a

Attributes
  • autostart_method

    Registry

  • enable_keylogger

    true

  • install_path

    %programfiles%\GoogleChromeUpt\Updater.exe

  • reconnect_delay

    10000

  • registry_keyname

    ChromeStarter

  • taskscheduler_taskname

    Start

  • watchdog_path

    AppData\ChromeDEV.exe

Signatures

  • Orcus

    Orcus is a Remote Access Trojan that is being sold on underground forums.

  • Orcus family
  • Orcus main payload 1 IoCs
  • Remcos

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

  • Remcos family
  • UAC bypass 3 TTPs 2 IoCs
  • Orcurs Rat Executable 2 IoCs
  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Checks computer location settings 2 TTPs 6 IoCs

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

  • Executes dropped EXE 10 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Drops file in System32 directory 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 15 IoCs

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

  • Modifies registry class 1 IoCs
  • Modifies registry key 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\32d8c2a1bb4d5a515d9eb36c1286b0ac08624c8ea3df0e97f12391558ce81153.exe
    "C:\Users\Admin\AppData\Local\Temp\32d8c2a1bb4d5a515d9eb36c1286b0ac08624c8ea3df0e97f12391558ce81153.exe"
    1⤵
    • Adds policy Run key to start application
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Windows\SysWOW64\cmd.exe
      /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5080
      • C:\Windows\SysWOW64\reg.exe
        C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
        3⤵
        • UAC bypass
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:2560
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\install.vbs"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2072
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c "C:\ProgramData\GoogleDat\GoogleUpdate.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1740
        • C:\ProgramData\GoogleDat\GoogleUpdate.exe
          C:\ProgramData\GoogleDat\GoogleUpdate.exe
          4⤵
          • Adds policy Run key to start application
          • Checks computer location settings
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1340
          • C:\Windows\SysWOW64\cmd.exe
            /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2928
            • C:\Windows\SysWOW64\reg.exe
              C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
              6⤵
              • UAC bypass
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:4868
          • C:\Windows\SysWOW64\svchost.exe
            svchost.exe
            5⤵
              PID:2268
            • C:\Users\Admin\AppData\Local\Temp\dwn.exe
              "C:\Users\Admin\AppData\Local\Temp\dwn.exe"
              5⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Drops file in System32 directory
              • Drops file in Program Files directory
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1524
              • C:\Windows\SysWOW64\WindowsInput.exe
                "C:\Windows\SysWOW64\WindowsInput.exe" --install
                6⤵
                • Executes dropped EXE
                • Drops file in System32 directory
                PID:4620
              • C:\Program Files (x86)\GoogleChromeUpt\Updater.exe
                "C:\Program Files (x86)\GoogleChromeUpt\Updater.exe"
                6⤵
                • Checks computer location settings
                • Executes dropped EXE
                • Adds Run key to start application
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:4752
                • C:\Users\Admin\AppData\Roaming\ChromeDEV.exe
                  "C:\Users\Admin\AppData\Roaming\ChromeDEV.exe" /launchSelfAndExit "C:\Program Files (x86)\GoogleChromeUpt\Updater.exe" 4752
                  7⤵
                  • Checks computer location settings
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:2012
                  • C:\Users\Admin\AppData\Roaming\ChromeDEV.exe
                    "C:\Users\Admin\AppData\Roaming\ChromeDEV.exe" /watchProcess "C:\Program Files (x86)\GoogleChromeUpt\Updater.exe" 4752
                    8⤵
                    • Executes dropped EXE
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2424
    • C:\Windows\SysWOW64\WindowsInput.exe
      "C:\Windows\SysWOW64\WindowsInput.exe"
      1⤵
      • Executes dropped EXE
      PID:1140
    • C:\Program Files (x86)\GoogleChromeUpt\Updater.exe
      "C:\Program Files (x86)\GoogleChromeUpt\Updater.exe"
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1508
    • C:\Program Files (x86)\GoogleChromeUpt\Updater.exe
      "C:\Program Files (x86)\GoogleChromeUpt\Updater.exe"
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:324
    • C:\Program Files (x86)\GoogleChromeUpt\Updater.exe
      "C:\Program Files (x86)\GoogleChromeUpt\Updater.exe"
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:860

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\GoogleDat\GoogleUpdate.exe

      Filesize

      469KB

      MD5

      991e707e324731f86a43900e34070808

      SHA1

      5b5afd8cecb865de3341510f38d217f47490eead

      SHA256

      32d8c2a1bb4d5a515d9eb36c1286b0ac08624c8ea3df0e97f12391558ce81153

      SHA512

      07411dffbc6beff08a901afa8db3af4bc7d214407f7b20a8570e16b3900f512ad8ee2d04e31bb9d870585b9825e9102078f6c40eb6df292f09fffe57eea37f79

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

      Filesize

      425B

      MD5

      4eaca4566b22b01cd3bc115b9b0b2196

      SHA1

      e743e0792c19f71740416e7b3c061d9f1336bf94

      SHA256

      34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

      SHA512

      bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

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

      Filesize

      1KB

      MD5

      0672db2ef13237d5cb85075ff4915942

      SHA1

      ad8b4d3eb5e40791c47d48b22e273486f25f663f

      SHA256

      0a933408890369b5a178f9c30aa93d2c94f425650815cf8e8310de4e90a3b519

      SHA512

      84ad10ba5b695567d33a52f786405a5544aa49d8d23631ba9edf3afa877c5dbd81570d15bcf74bce5d9fb1afad2117d0a4ef913b396c0d923afefe615619c84b

    • C:\Users\Admin\AppData\Local\Temp\dwn.exe

      Filesize

      917KB

      MD5

      233df6b3803532e93dc307f6739dbcfc

      SHA1

      33d32253477f35e01763207b59d60fdaa3f24581

      SHA256

      1b0f1c3f410211b515d0f61bb0c9fcdbf71287fe73a0feb2ba27a9e51ffdee02

      SHA512

      0d1bd2ab3a37bd3840121001097de98ec8680e79bbc3edcaf4bd77e0b115b5e9fb6945f5897172c554a44ffdbfc8af4afa9914ec11c8259322e927a8c49ef345

    • C:\Users\Admin\AppData\Local\Temp\install.vbs

      Filesize

      404B

      MD5

      bb683902f4d897285b9eb79d71a86df6

      SHA1

      6ca60977902f02b72afd24caa65be77d06692b09

      SHA256

      1829d2480ab6bbfe942aadf34cb74ccd651427d10a9b51b222923fb921ebfc70

      SHA512

      edbb9b416ad84ce216ed18db11cbed0b46a079b7b2463e942b809a8a2fe5540eb1101114c5d0944da383c02617dec1017df1235949caf24eb515550f456eaeda

    • C:\Users\Admin\AppData\Roaming\ChromeDEV.exe

      Filesize

      9KB

      MD5

      913967b216326e36a08010fb70f9dba3

      SHA1

      7b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf

      SHA256

      8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a

      SHA512

      c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33

    • C:\Windows\SysWOW64\WindowsInput.exe

      Filesize

      21KB

      MD5

      e6fcf516d8ed8d0d4427f86e08d0d435

      SHA1

      c7691731583ab7890086635cb7f3e4c22ca5e409

      SHA256

      8dbe814359391ed6b0b5b182039008cf1d00964da9fbc4747f46242a95c24337

      SHA512

      c496cf8e2e222fe1e19051b291e6860f31aae39f54369c1c5e8c9758c4b56e8af904e3e536e743a0a6fdbbf8478afba4baee92e13fc1b3073376ac6bf4a7948e

    • C:\Windows\SysWOW64\WindowsInput.exe.config

      Filesize

      357B

      MD5

      a2b76cea3a59fa9af5ea21ff68139c98

      SHA1

      35d76475e6a54c168f536e30206578babff58274

      SHA256

      f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

      SHA512

      b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

    • memory/1140-50-0x0000000019D60000-0x0000000019E6A000-memory.dmp

      Filesize

      1.0MB

    • memory/1524-25-0x0000000005C80000-0x0000000006224000-memory.dmp

      Filesize

      5.6MB

    • memory/1524-23-0x0000000003090000-0x000000000309E000-memory.dmp

      Filesize

      56KB

    • memory/1524-28-0x0000000005790000-0x0000000005798000-memory.dmp

      Filesize

      32KB

    • memory/1524-29-0x0000000005C00000-0x0000000005C22000-memory.dmp

      Filesize

      136KB

    • memory/1524-26-0x00000000057A0000-0x0000000005832000-memory.dmp

      Filesize

      584KB

    • memory/1524-24-0x0000000005600000-0x000000000565C000-memory.dmp

      Filesize

      368KB

    • memory/1524-27-0x0000000005780000-0x0000000005792000-memory.dmp

      Filesize

      72KB

    • memory/1524-22-0x0000000000CE0000-0x0000000000DCC000-memory.dmp

      Filesize

      944KB

    • memory/2012-85-0x0000000000790000-0x0000000000798000-memory.dmp

      Filesize

      32KB

    • memory/2268-8-0x0000000000940000-0x00000000009BF000-memory.dmp

      Filesize

      508KB

    • memory/2268-9-0x0000000000940000-0x00000000009BF000-memory.dmp

      Filesize

      508KB

    • memory/4620-45-0x000000001BD40000-0x000000001BD7C000-memory.dmp

      Filesize

      240KB

    • memory/4620-44-0x0000000000980000-0x0000000000992000-memory.dmp

      Filesize

      72KB

    • memory/4620-43-0x0000000000080000-0x000000000008C000-memory.dmp

      Filesize

      48KB

    • memory/4752-70-0x00000000061B0000-0x00000000061C0000-memory.dmp

      Filesize

      64KB

    • memory/4752-71-0x0000000006580000-0x000000000658A000-memory.dmp

      Filesize

      40KB

    • memory/4752-69-0x0000000006380000-0x0000000006542000-memory.dmp

      Filesize

      1.8MB

    • memory/4752-68-0x0000000005FD0000-0x0000000005FE8000-memory.dmp

      Filesize

      96KB

    • memory/4752-93-0x0000000007150000-0x00000000071B6000-memory.dmp

      Filesize

      408KB

    • memory/4752-94-0x0000000007C20000-0x0000000008238000-memory.dmp

      Filesize

      6.1MB

    • memory/4752-95-0x00000000071F0000-0x0000000007202000-memory.dmp

      Filesize

      72KB

    • memory/4752-96-0x0000000007640000-0x000000000767C000-memory.dmp

      Filesize

      240KB

    • memory/4752-97-0x0000000007680000-0x00000000076CC000-memory.dmp

      Filesize

      304KB

    • memory/4752-98-0x0000000007800000-0x000000000790A000-memory.dmp

      Filesize

      1.0MB

    • memory/4752-66-0x0000000005720000-0x000000000576E000-memory.dmp

      Filesize

      312KB