Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/06/2024, 22:13

General

  • Target
    487c4023424fbda28112c6b847c44e40_NeikiAnalytics.exe
  • Size 5.8MB
  • Sample240612-147qrasena
  • SHA256 0a02d24565fa45d6148e7f486524622e5aaef76c1c7f12f19a02b9e8dc88ff0a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Modifies AppInit DLL entries 2 TTPs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 15 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

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

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

  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 22 IoCs
  • Modifies registry class 16 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\487c4023424fbda28112c6b847c44e40_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\487c4023424fbda28112c6b847c44e40_NeikiAnalytics.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Adds Run key to start application
    • Enumerates connected drives
    • Installs/modifies Browser Helper Object
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1076
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMShellExt64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      PID:4384
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.internetdownloadmanager.com/support/installffextfrommozillasite.html
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2564
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.internetdownloadmanager.com/support/installffextfrommozillasite.html
        3⤵
        • Checks processor information in registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4484
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4484.0.2010755856\1157038393" -parentBuildID 20230214051806 -prefsHandle 1764 -prefMapHandle 1756 -prefsLen 22076 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {f9db68ef-25f7-48a7-ab4a-b51bd3880010} 4484 "\\.\pipe\gecko-crash-server-pipe.4484" 1852 298235f5758 gpu
          4⤵
            PID:3156
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4484.1.82619476\2146707657" -parentBuildID 20230214051806 -prefsHandle 2416 -prefMapHandle 2404 -prefsLen 22927 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {e7953df1-2ecf-402d-8f6c-90718103c9a6} 4484 "\\.\pipe\gecko-crash-server-pipe.4484" 2444 2981788ab58 socket
            4⤵
              PID:1904
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4484.2.1056690775\607452388" -childID 1 -isForBrowser -prefsHandle 2980 -prefMapHandle 2976 -prefsLen 22965 -prefMapSize 235121 -jsInitHandle 1232 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {45daec9b-a0a1-485e-a357-4dc55518c840} 4484 "\\.\pipe\gecko-crash-server-pipe.4484" 2992 2982735cb58 tab
              4⤵
                PID:2104
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4484.3.963184564\1486673757" -childID 2 -isForBrowser -prefsHandle 3648 -prefMapHandle 3644 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1232 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {e831853b-8388-4af0-8b7f-55fdfe81af86} 4484 "\\.\pipe\gecko-crash-server-pipe.4484" 3652 29817883258 tab
                4⤵
                  PID:4608
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4484.4.1663597509\1588548478" -childID 3 -isForBrowser -prefsHandle 5008 -prefMapHandle 5004 -prefsLen 27692 -prefMapSize 235121 -jsInitHandle 1232 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {56fe90e7-48fe-44c2-8757-4c04addc0cb0} 4484 "\\.\pipe\gecko-crash-server-pipe.4484" 5020 2982a3cc758 tab
                  4⤵
                    PID:3276
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4484.5.346682391\1222489041" -childID 4 -isForBrowser -prefsHandle 5168 -prefMapHandle 5176 -prefsLen 27692 -prefMapSize 235121 -jsInitHandle 1232 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {9fe0e477-6f00-496b-8c80-04173e659752} 4484 "\\.\pipe\gecko-crash-server-pipe.4484" 5160 2982a3ce858 tab
                    4⤵
                      PID:2256
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4484.6.1329024249\1351831719" -childID 5 -isForBrowser -prefsHandle 5332 -prefMapHandle 5360 -prefsLen 27692 -prefMapSize 235121 -jsInitHandle 1232 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {acb57b0c-bcf1-4568-a297-f6f00a72cf14} 4484 "\\.\pipe\gecko-crash-server-pipe.4484" 5352 2982a3cdc58 tab
                      4⤵
                        PID:4580
                  • C:\Windows\SysWOW64\regsvr32.exe
                    "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMShellExt64.dll"
                    2⤵
                    • Loads dropped DLL
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3764
                  • C:\Windows\SysWOW64\regsvr32.exe
                    "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMIECC64.dll"
                    2⤵
                    • Loads dropped DLL
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3508
                  • C:\Windows\SysWOW64\regsvr32.exe
                    "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMGetAll64.dll"
                    2⤵
                    • Loads dropped DLL
                    • Suspicious use of AdjustPrivilegeToken
                    PID:316
                  • C:\Windows\SysWOW64\regsvr32.exe
                    "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\downlWithIDM64.dll"
                    2⤵
                    • Loads dropped DLL
                    • Suspicious use of AdjustPrivilegeToken
                    PID:728

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

                      symsrv.dll

                      • Path C:\Program Files\Common Files\System\symsrv.dll
                      • Size 67KB
                      • SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
                      • MD5 SHA1 SHA512 SSDEEP

                      activity-stream.discovery_stream.json.tmp

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\afevplna.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 23KB
                      • SHA256 a1aa18b652be8cb966a9f84415ae7a88046c28c13924d6d69f42a345ddf02e8e
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 ac814ea64efdaa87f3ae98df12ec4568c6ed065254f8642e7d99afcd35d7fa0b
                      • MD5 SHA1 SHA512 SSDEEP

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 1KB
                      • SHA256 99297f11d90100818ab00ca29296c84ce5db769a93c10982199264b7d200bc8f
                      • MD5 SHA1 SHA512

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 1KB
                      • SHA256 193a3aece69fd0377d6fc22997e2e1772caf48b02b39aa95e4f76649a684a59c
                      • MD5 SHA1 SHA512

                      3870112724rsegmnoittet-es.sqlite

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
                      • Size 192KB
                      • SHA256 bf9092bb963ee7b93317881fd3bbe3471aba96ec3a891659c350c966532a7163
                      • MD5 SHA1 SHA512 SSDEEP

                      memory/316-68-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/728-73-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/728-71-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/1076-104-0x0000000000C50000-0x0000000001218000-memory.dmp

                      memory/1076-165-0x0000000000C50000-0x0000000001218000-memory.dmp

                      memory/1076-172-0x0000000000C50000-0x0000000001218000-memory.dmp

                      memory/1076-52-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/1076-14-0x0000000000C50000-0x0000000001218000-memory.dmp

                      memory/1076-15-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/1076-105-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/1076-173-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/1076-167-0x0000000000C50000-0x0000000001218000-memory.dmp

                      memory/1076-3-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/1076-109-0x0000000000C50000-0x0000000001218000-memory.dmp

                      memory/1076-137-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/3508-64-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/3508-66-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/3764-63-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/4384-13-0x0000000010000000-0x0000000010030000-memory.dmp

                      memory/4384-11-0x0000000010000000-0x0000000010030000-memory.dmp