Analysis

  • max time kernel
    143s
  • 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
    29/05/2024, 03:09

General

  • Target
    https://mail.voipmessage.uk/XYkpZVE11d3Y0NlBISHc3WGc1elBvMTdoc0poMDhEZUYvU3lxUmsvREdrcFk4REZDNXFLdkgrS09XZm9CclVUSC9VeGlXczVkQ1RCYmFadHFwN1VEV1RpaDdnRXJXUlRsSjA1b05zUkZMMXlzVTlhcDFTUHM5NDRiejdBNC8vdlZZQVdpMEtZTUsrMUlITUlWbE5QSTBEWko4dHpsUGlEb21VaE1SQ0FZVFJuLzRMdmNBRzc5dG13TitYdG9XMHNOYXh4WEVyND0tLWpGR3ZJSWlwM3g5VDJpdjctLUdqc040UVA2eUlqL1B4amJEakl5UUE9PQ==?cid=245186913
  • Sample240529-dnlr1sha45
Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 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:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "https://mail.voipmessage.uk/XYkpZVE11d3Y0NlBISHc3WGc1elBvMTdoc0poMDhEZUYvU3lxUmsvREdrcFk4REZDNXFLdkgrS09XZm9CclVUSC9VeGlXczVkQ1RCYmFadHFwN1VEV1RpaDdnRXJXUlRsSjA1b05zUkZMMXlzVTlhcDFTUHM5NDRiejdBNC8vdlZZQVdpMEtZTUsrMUlITUlWbE5QSTBEWko4dHpsUGlEb21VaE1SQ0FZVFJuLzRMdmNBRzc5dG13TitYdG9XMHNOYXh4WEVyND0tLWpGR3ZJSWlwM3g5VDJpdjctLUdqc040UVA2eUlqL1B4amJEakl5UUE9PQ==?cid=245186913"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3172
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://mail.voipmessage.uk/XYkpZVE11d3Y0NlBISHc3WGc1elBvMTdoc0poMDhEZUYvU3lxUmsvREdrcFk4REZDNXFLdkgrS09XZm9CclVUSC9VeGlXczVkQ1RCYmFadHFwN1VEV1RpaDdnRXJXUlRsSjA1b05zUkZMMXlzVTlhcDFTUHM5NDRiejdBNC8vdlZZQVdpMEtZTUsrMUlITUlWbE5QSTBEWko4dHpsUGlEb21VaE1SQ0FZVFJuLzRMdmNBRzc5dG13TitYdG9XMHNOYXh4WEVyND0tLWpGR3ZJSWlwM3g5VDJpdjctLUdqc040UVA2eUlqL1B4amJEakl5UUE9PQ==?cid=245186913
      2⤵
      • 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:3204
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3204.0.1787772350\477803263" -parentBuildID 20230214051806 -prefsHandle 1748 -prefMapHandle 1740 -prefsLen 22076 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {3ae7c32f-b7e2-447a-aea7-bb482a0dedb1} 3204 "\\.\pipe\gecko-crash-server-pipe.3204" 1840 21ff7504a58 gpu
        3⤵
          PID:1956
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3204.1.934152003\1858771446" -parentBuildID 20230214051806 -prefsHandle 2456 -prefMapHandle 2452 -prefsLen 22927 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {e98cf647-3dec-40a8-9c83-fa0ea7e3989d} 3204 "\\.\pipe\gecko-crash-server-pipe.3204" 2488 21fea88f058 socket
          3⤵
            PID:3344
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3204.2.176909289\1421496427" -childID 1 -isForBrowser -prefsHandle 2768 -prefMapHandle 3012 -prefsLen 22965 -prefMapSize 235121 -jsInitHandle 896 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {e4c845f8-ccfb-4ec4-8a02-5362f1c8a402} 3204 "\\.\pipe\gecko-crash-server-pipe.3204" 2972 21ffa43f558 tab
            3⤵
              PID:3776
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3204.3.170168981\823254839" -childID 2 -isForBrowser -prefsHandle 3816 -prefMapHandle 3812 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 896 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {7dfd68e8-995f-4ca4-9605-f054c2360fd9} 3204 "\\.\pipe\gecko-crash-server-pipe.3204" 3828 21fea883358 tab
              3⤵
                PID:4932
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3204.4.392369256\1785862878" -childID 3 -isForBrowser -prefsHandle 5256 -prefMapHandle 5236 -prefsLen 27697 -prefMapSize 235121 -jsInitHandle 896 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {67e7a8fb-49cb-41da-821e-78f9a3ff4559} 3204 "\\.\pipe\gecko-crash-server-pipe.3204" 5268 21ffdf43358 tab
                3⤵
                  PID:3764
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3204.5.975401086\1375819887" -childID 4 -isForBrowser -prefsHandle 5400 -prefMapHandle 5408 -prefsLen 27697 -prefMapSize 235121 -jsInitHandle 896 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {7f9f4a56-99e8-4174-8a00-332b2837b243} 3204 "\\.\pipe\gecko-crash-server-pipe.3204" 5396 21ffdf78658 tab
                  3⤵
                    PID:1700
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3204.6.1664111162\1741770416" -childID 5 -isForBrowser -prefsHandle 5660 -prefMapHandle 5656 -prefsLen 27697 -prefMapSize 235121 -jsInitHandle 896 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {251170ac-3e69-4983-aaf9-c4c64334b3d5} 3204 "\\.\pipe\gecko-crash-server-pipe.3204" 5668 21ffdf76558 tab
                    3⤵
                      PID:1856
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3204.7.1509484562\1014140666" -childID 6 -isForBrowser -prefsHandle 3204 -prefMapHandle 3200 -prefsLen 27697 -prefMapSize 235121 -jsInitHandle 896 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {b44722c4-3c8c-41df-b2ab-6a4a5b540fff} 3204 "\\.\pipe\gecko-crash-server-pipe.3204" 3176 21ffe80e358 tab
                      3⤵
                        PID:5372
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3824,i,13281073920029625837,8253721632651544158,262144 --variations-seed-version --mojo-platform-channel-handle=4172 /prefetch:8
                    1⤵
                      PID:5764

                    Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          activity-stream.discovery_stream.json.tmp

                          • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\n9vxbo99.default-release\activity-stream.discovery_stream.json.tmp
                          • Size 27KB
                          • SHA256 ac96b075917e2f71a0371bcc02bb6432e2955f086f44f17280f68a57cb5f8339
                          • MD5 SHA1 SHA512 SSDEEP

                          F4EFE37A30D0F14C6AC03FF7949A51CBC2EBC649

                          • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\n9vxbo99.default-release\cache2\entries\F4EFE37A30D0F14C6AC03FF7949A51CBC2EBC649
                          • Size 13KB
                          • SHA256 431be89e77494cbf339402e66abcb17b5f76479dd5243b83dc606d8eb57681b3
                          • MD5 SHA1 SHA512 SSDEEP

                          tmpaddon

                          • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon
                          • Size 442KB
                          • SHA256 a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e
                          • MD5 SHA1 SHA512 SSDEEP

                          tmpaddon-1

                          • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon-1
                          • Size 8.0MB
                          • SHA256 345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42
                          • MD5 SHA1 SHA512 SSDEEP

                          gmpopenh264.dll

                          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9vxbo99.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dll
                          • Size 997KB
                          • SHA256 1ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e
                          • MD5 SHA1 SHA512 SSDEEP

                          gmpopenh264.info

                          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9vxbo99.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.info
                          • Size 116B
                          • SHA256 f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b
                          • MD5 SHA1 SHA512

                          LICENSE.txt

                          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9vxbo99.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txt
                          • Size 479B
                          • SHA256 2af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539
                          • MD5 SHA1 SHA512

                          manifest.json

                          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9vxbo99.default-release\gmp-widevinecdm\4.10.2557.0\manifest.json
                          • Size 372B
                          • SHA256 e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd
                          • MD5 SHA1 SHA512

                          widevinecdm.dll

                          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9vxbo99.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll
                          • Size 11.8MB
                          • SHA256 8ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e
                          • MD5 SHA1 SHA512 SSDEEP

                          widevinecdm.dll.lib

                          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9vxbo99.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.lib
                          • Size 1KB
                          • SHA256 33899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237
                          • MD5 SHA1 SHA512

                          widevinecdm.dll.sig

                          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9vxbo99.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig
                          • Size 1KB
                          • SHA256 68a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81
                          • MD5 SHA1 SHA512

                          prefs-1.js

                          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9vxbo99.default-release\prefs-1.js
                          • Size 9KB
                          • SHA256 c15e87726a7034934e04cd1a45fb8eb809b109d873006f30f1723bf09260c0a5
                          • MD5 SHA1 SHA512 SSDEEP

                          recovery.jsonlz4

                          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9vxbo99.default-release\sessionstore-backups\recovery.jsonlz4
                          • Size 1KB
                          • SHA256 09e5cc4c15d4eb870b8dbcbae69c7e0f5ce6c46865954abbd412e59c20c4e14e
                          • MD5 SHA1 SHA512

                          recovery.jsonlz4

                          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9vxbo99.default-release\sessionstore-backups\recovery.jsonlz4
                          • Size 3KB
                          • SHA256 7ed167d7df9c0b9870d8bb0f46307147ce2a0f77ed28a4fbee38bd8312edaf02
                          • MD5 SHA1 SHA512