Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/09/2024, 10:01

General

  • Target
    f3639576959eef4ff0fd9c6a8e2bb5d4_JaffaCakes118.exe
  • Size 600KB
  • Sample240924-l2ql5atemc
  • SHA256 21b2e07658c923960711b27ff56e88fb938baa7b8b798060ac4bf5ac33d8a36a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

  • RevengeRat Executable 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f3639576959eef4ff0fd9c6a8e2bb5d4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f3639576959eef4ff0fd9c6a8e2bb5d4_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:752
    • C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
      C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -8500707 -dcude -b525b7b68112466387111433121e6111 - -de -zxypfsedzklqzcnk -393938
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3004
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" http://www.download-sponsor.de/exitdownload/thankyou.php?pid=dcude&cid=8500707&appname=[APPNAME]&cbstate=&uid=bb58827f-b5bd-40ba-9595-26f258eadfb7&sid=b525b7b68112466387111433121e6111&scid=&source=de&language=en-us&cdata=utyp-31.ua-6368726f6d652e657865.userid-303637373964653431313331343639376135303232373730
        3⤵
        • Enumerates system info in registry
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:948
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.123 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7fffad00cc40,0x7fffad00cc4c,0x7fffad00cc58
          4⤵
            PID:3184
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1916,i,9780981337077525560,3755158496191819129,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=1912 /prefetch:2
            4⤵
              PID:4576
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=2152,i,9780981337077525560,3755158496191819129,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2184 /prefetch:3
              4⤵
                PID:3180
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=2244,i,9780981337077525560,3755158496191819129,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2576 /prefetch:8
                4⤵
                  PID:3260
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3040,i,9780981337077525560,3755158496191819129,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3076 /prefetch:1
                  4⤵
                    PID:3920
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3044,i,9780981337077525560,3755158496191819129,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3108 /prefetch:1
                    4⤵
                      PID:2960
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=4476,i,9780981337077525560,3755158496191819129,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3664 /prefetch:1
                      4⤵
                        PID:184
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=5140,i,9780981337077525560,3755158496191819129,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=5152 /prefetch:8
                        4⤵
                          PID:3372
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4504,i,9780981337077525560,3755158496191819129,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4612 /prefetch:8
                          4⤵
                            PID:1792
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=4888,i,9780981337077525560,3755158496191819129,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=208 /prefetch:8
                            4⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:1216
                    • 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 --field-trial-handle=4228,i,10369132178352108590,11047993562598554317,262144 --variations-seed-version --mojo-platform-channel-handle=3740 /prefetch:8
                      1⤵
                        PID:3348
                      • C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
                        "C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
                        1⤵
                          PID:4376
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                          1⤵
                            PID:2296

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                8b83b648-694d-4d45-a36f-b56fe29d467c.tmp

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\8b83b648-694d-4d45-a36f-b56fe29d467c.tmp
                                • Size 195KB
                                • SHA256 efd20a5c41c5156576ccfb3d99f84dab96e0462379bb5215f11c0267d4a969ab
                                • MD5 SHA1 SHA512 SSDEEP

                                BrowsingTopicsState

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState
                                • Size 649B
                                • SHA256 07164a801ecf10267454e1bbe61037d89438d0af11d725c9e786a7320aafdd76
                                • MD5 SHA1 SHA512

                                Network Persistent State

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                • Size 1KB
                                • SHA256 75e7d48b111eea47e7219dd3b960f2e46495eda350b526975e732956d5173282
                                • MD5 SHA1 SHA512

                                SCT Auditing Pending Reports

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
                                • Size 2B
                                • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                • MD5 SHA1 SHA512

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 10KB
                                • SHA256 f34b2d46963ff0fa10dc9c523a3b4a9b607a1d8ce5eebb111e4d259d4913e186
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 9KB
                                • SHA256 058bdb51461272ce2b907135c15057847a4280e63f862393a65eb571eb9114e5
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 9KB
                                • SHA256 2b19c304c360fccf7e7b4a3dea86408b982d364ad11c28a24da7d256839506b2
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 10KB
                                • SHA256 ed609979efe64a23aa5111ca681f35e21bc6c653b317161359cbc521ea6f459d
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 10KB
                                • SHA256 17b366a2e1b629f17f9eabe36a731081a3bbe685fff3e5ba56fb4b82c85cf741
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 9KB
                                • SHA256 4676bc5bb76f21bf7ad84c366561ec582dd0e7042d5b89034840d13d14321570
                                • MD5 SHA1 SHA512 SSDEEP

                                Secure Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                • Size 15KB
                                • SHA256 c3beb42644d8286121a83580b34bf85ce0fcb8a519f7a7ceb4cdd579599809f7
                                • MD5 SHA1 SHA512 SSDEEP

                                Local State

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                • Size 212KB
                                • SHA256 003b1270ec2e1cf16db5f6edc3a220ef0f5adf7c3e42dc0d4ab8daa439957c9d
                                • MD5 SHA1 SHA512 SSDEEP

                                ocs_v71a.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
                                • Size 288KB
                                • SHA256 7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5
                                • MD5 SHA1 SHA512 SSDEEP

                                zxypfsedzklqzcnk.dat

                                • Path C:\Users\Admin\AppData\Local\Temp\OCS\zxypfsedzklqzcnk.dat
                                • Size 89B
                                • SHA256 f96a9422f5c7f7901267958e0c6396d724a2ec462f4e793bdfb655fef4a991f8
                                • MD5 SHA1 SHA512

                                memory/3004-17-0x00007FFFB0190000-0x00007FFFB0B31000-memory.dmp

                                memory/3004-15-0x00007FFFB0190000-0x00007FFFB0B31000-memory.dmp

                                memory/3004-27-0x00007FFFB0190000-0x00007FFFB0B31000-memory.dmp

                                memory/3004-22-0x00007FFFB0445000-0x00007FFFB0446000-memory.dmp

                                memory/3004-20-0x00007FFFB0190000-0x00007FFFB0B31000-memory.dmp

                                memory/3004-19-0x00007FFFB0190000-0x00007FFFB0B31000-memory.dmp

                                memory/3004-23-0x00007FFFB0190000-0x00007FFFB0B31000-memory.dmp

                                memory/3004-18-0x00007FFFB0190000-0x00007FFFB0B31000-memory.dmp

                                memory/3004-16-0x00007FFFB0190000-0x00007FFFB0B31000-memory.dmp

                                memory/3004-21-0x00007FFFB0190000-0x00007FFFB0B31000-memory.dmp

                                memory/3004-13-0x0000000000FC0000-0x0000000000FC8000-memory.dmp

                                memory/3004-12-0x000000001BFA0000-0x000000001C03C000-memory.dmp

                                memory/3004-11-0x000000001B460000-0x000000001B506000-memory.dmp

                                memory/3004-10-0x00007FFFB0190000-0x00007FFFB0B31000-memory.dmp

                                memory/3004-9-0x000000001BA30000-0x000000001BEFE000-memory.dmp

                                memory/3004-8-0x00007FFFB0445000-0x00007FFFB0446000-memory.dmp