Resubmissions

06/04/2024, 19:20

240406-x2gj1ahd3610

06/04/2024, 19:12

240406-xwxzsshb8610

Analysis

  • max time kernel
    65s
  • max time network
    74s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-es
  • resource tags

    arch:x64arch:x86image:win10-20240404-eslocale:es-esos:windows10-1703-x64systemwindows
  • submitted
    06/04/2024, 19:12

General

  • Target
    https://rb.gy/hlzihx
  • Sample240406-xwxzsshb86
Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 5 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 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://rb.gy/hlzihx"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3640
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://rb.gy/hlzihx
      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:4864
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4864.0.1165434098\1165576529" -parentBuildID 20221007134813 -prefsHandle 1716 -prefMapHandle 1704 -prefsLen 20747 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {25a804ca-52ac-4367-b091-dde089795d3a} 4864 "\\.\pipe\gecko-crash-server-pipe.4864" 1808 150d72d1958 gpu
        3⤵
          PID:4396
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4864.1.2141733747\341705124" -parentBuildID 20221007134813 -prefsHandle 2172 -prefMapHandle 2168 -prefsLen 21608 -prefMapSize 233444 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {59e3b312-5f6f-44b9-b3bf-2a42a3541a39} 4864 "\\.\pipe\gecko-crash-server-pipe.4864" 2184 150d71f0158 socket
          3⤵
            PID:2904
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4864.2.1022630312\1047100344" -childID 1 -isForBrowser -prefsHandle 2704 -prefMapHandle 2824 -prefsLen 21711 -prefMapSize 233444 -jsInitHandle 1168 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {beac57d8-5dcb-451f-976c-919112374a4e} 4864 "\\.\pipe\gecko-crash-server-pipe.4864" 2712 150d725ae58 tab
            3⤵
              PID:3760
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4864.3.1392256276\1250427845" -childID 2 -isForBrowser -prefsHandle 3620 -prefMapHandle 3616 -prefsLen 26109 -prefMapSize 233444 -jsInitHandle 1168 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {0e802856-5a49-4842-9892-54f029fa19e3} 4864 "\\.\pipe\gecko-crash-server-pipe.4864" 3628 150cc262858 tab
              3⤵
                PID:3104
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4864.4.146994798\1531785786" -childID 3 -isForBrowser -prefsHandle 4688 -prefMapHandle 4708 -prefsLen 26168 -prefMapSize 233444 -jsInitHandle 1168 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {312938ae-0f13-4103-bfd1-ee5af6c21dc7} 4864 "\\.\pipe\gecko-crash-server-pipe.4864" 4664 150ddf90e58 tab
                3⤵
                  PID:4116
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4864.5.276767969\779456735" -childID 4 -isForBrowser -prefsHandle 4828 -prefMapHandle 4832 -prefsLen 26168 -prefMapSize 233444 -jsInitHandle 1168 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {ceb35fb5-37ad-41cd-9ec4-b88676470af2} 4864 "\\.\pipe\gecko-crash-server-pipe.4864" 4820 150ddf8e158 tab
                  3⤵
                    PID:3076
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4864.6.2087006620\1094894515" -childID 5 -isForBrowser -prefsHandle 5020 -prefMapHandle 5024 -prefsLen 26168 -prefMapSize 233444 -jsInitHandle 1168 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {348586f8-152d-4b92-9dc1-1feb277c82ec} 4864 "\\.\pipe\gecko-crash-server-pipe.4864" 5012 150ddf8ea58 tab
                    3⤵
                      PID:4892
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4864.7.1596649878\1006807951" -childID 6 -isForBrowser -prefsHandle 2684 -prefMapHandle 2816 -prefsLen 26249 -prefMapSize 233444 -jsInitHandle 1168 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {571d6c12-e1aa-4161-814f-94c6a1abf610} 4864 "\\.\pipe\gecko-crash-server-pipe.4864" 5380 150dea8ef58 tab
                      3⤵
                        PID:2376

                  Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        1254

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\1254
                        • Size 15KB
                        • SHA256 bbd244b0fa07fee94fdf1a1c62ebf1abc7b63dc3df33246e8bd005896e0259ad
                        • MD5 SHA1 SHA512 SSDEEP

                        12969

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\12969
                        • Size 10KB
                        • SHA256 a56837bcf5ad7b8b62c9a0a464db9cb6fffb12757716f16782199b537dd9dcd9
                        • MD5 SHA1 SHA512 SSDEEP

                        14316

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\14316
                        • Size 68KB
                        • SHA256 4a6b2ce5919ef791e3bec8a6e1993c23db391dc3e86866fda2166f17d1abd0f2
                        • MD5 SHA1 SHA512 SSDEEP

                        20959

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\20959
                        • Size 38KB
                        • SHA256 b57024f651af097bada7a729e5e290484c8d7aaae210f06844d1676ee388e768
                        • MD5 SHA1 SHA512 SSDEEP

                        26032

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\26032
                        • Size 9KB
                        • SHA256 bba0b8884193dfc3e9c0855257cb3375c6cd8fcf52c9cbc9dec525ade4b27573
                        • MD5 SHA1 SHA512 SSDEEP

                        2717

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\2717
                        • Size 10KB
                        • SHA256 85f003d79f9012646581fd2b4e64c2342a506f13b16756237388cf24d1c7d82c
                        • MD5 SHA1 SHA512 SSDEEP

                        27307

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\27307
                        • Size 10KB
                        • SHA256 9a410f126c9227680eff75f0913cd05a1c78078bf68ad0fbdef0bab9dc0bb3d6
                        • MD5 SHA1 SHA512 SSDEEP

                        29

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\29
                        • Size 10KB
                        • SHA256 d43d3f0b55c3f5b68a02d78d4b5ba49b8e9212b575591c6a76d59a96531b4d8b
                        • MD5 SHA1 SHA512 SSDEEP

                        30195

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\30195
                        • Size 11KB
                        • SHA256 db772af5b1e46a893d34a015754ab8dddad84ca9e84a2d4e82c8ee5909e8abd7
                        • MD5 SHA1 SHA512 SSDEEP

                        30487

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\30487
                        • Size 9KB
                        • SHA256 3427f79d0909681038b87d5585b9c6a5b098367ae2ebfc0ef6895539b266fbbd
                        • MD5 SHA1 SHA512 SSDEEP

                        4726

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\4726
                        • Size 9KB
                        • SHA256 33734c2a328d33998e5924ec80410ab65717a4873a70afd33aeb4db3b30ee1d7
                        • MD5 SHA1 SHA512 SSDEEP

                        5957

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\5957
                        • Size 16KB
                        • SHA256 1fd450896d5abfc1ef1059f4eabfec65d379715d4f75be0b2c87d84add104978
                        • MD5 SHA1 SHA512 SSDEEP

                        6326

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\6326
                        • Size 9KB
                        • SHA256 3e68c9782269ac6416e4ec9a45ea260ec58ae3f8cdf862abeb9c276fd9b6c2c2
                        • MD5 SHA1 SHA512 SSDEEP

                        6736

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\6736
                        • Size 9KB
                        • SHA256 e5db152984c07b5d2c90b4ed36e74e315b100ce4147be22765f5280c351abef1
                        • MD5 SHA1 SHA512 SSDEEP

                        692

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\692
                        • Size 94KB
                        • SHA256 016bfda8a2e01c058b5eb001f8d5a030a910fbf06b82152fc7a5a70821549c57
                        • MD5 SHA1 SHA512 SSDEEP

                        7897

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\7897
                        • Size 8KB
                        • SHA256 567a447d54d0e809cb7ed9ce996570685918ce0fb6636146ee73d9ec17549baa
                        • MD5 SHA1 SHA512 SSDEEP

                        9842

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\gk3spf86.default-release\cache2\doomed\9842
                        • Size 10KB
                        • SHA256 34c211f359d99d112d7cb1700022ed2329b31fdf2523392860f2d3309d52ae26
                        • 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

                        data.safe.bin

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\gk3spf86.default-release\datareporting\glean\db\data.safe.bin
                        • Size 2KB
                        • SHA256 cdd8d624413f2aa19401d1bf802a7ecb99dcab19fc2641b614797ef6f0b408c8
                        • MD5 SHA1 SHA512

                        b9dc79d0-3805-4524-89b2-fd3b9d3a031f

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\gk3spf86.default-release\datareporting\glean\pending_pings\b9dc79d0-3805-4524-89b2-fd3b9d3a031f
                        • Size 746B
                        • SHA256 a1e4dab5e8ffebb4a9d1c6f59dbc432179a7d6c1ac6781fdb58cc1984775c22f
                        • MD5 SHA1 SHA512

                        d944e729-a560-464d-bc10-144e1543dadc

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\gk3spf86.default-release\datareporting\glean\pending_pings\d944e729-a560-464d-bc10-144e1543dadc
                        • Size 11KB
                        • SHA256 b5cb06ff3979cc096ef4a0ecc7c9504949429710a012be3642c61227f393e369
                        • MD5 SHA1 SHA512 SSDEEP

                        gmpopenh264.dll

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\gk3spf86.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\gk3spf86.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\gk3spf86.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\gk3spf86.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\gk3spf86.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\gk3spf86.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\gk3spf86.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\gk3spf86.default-release\prefs-1.js
                        • Size 6KB
                        • SHA256 4d86313ded7338ffe147117cb254604dbc0b5e3bff8fad956a795f724cec72b1
                        • MD5 SHA1 SHA512 SSDEEP

                        prefs-1.js

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\gk3spf86.default-release\prefs-1.js
                        • Size 7KB
                        • SHA256 f72911210bff504ff2268aa6546a67248cd5c033264ee47c6e0480a264db7a9e
                        • MD5 SHA1 SHA512 SSDEEP

                        prefs-1.js

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\gk3spf86.default-release\prefs-1.js
                        • Size 6KB
                        • SHA256 f1fd815e30f772d2377d62390dad8ad8d706bb8d62d645d35fe8506dc8524159
                        • MD5 SHA1 SHA512 SSDEEP

                        recovery.jsonlz4

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\gk3spf86.default-release\sessionstore-backups\recovery.jsonlz4
                        • Size 6KB
                        • SHA256 dfb28a8174932e03b0868cfa0e206549f65cdde0b84101fae5b1d4da8e127d1c
                        • MD5 SHA1 SHA512 SSDEEP

                        recovery.jsonlz4

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\gk3spf86.default-release\sessionstore-backups\recovery.jsonlz4
                        • Size 5KB
                        • SHA256 600b90e079aa11fa9ee5a4f28e2740870cfcc667b32c73c05ddb34ea63092500
                        • MD5 SHA1 SHA512 SSDEEP

                        3870112724rsegmnoittet-es.sqlite

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\gk3spf86.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
                        • Size 192KB
                        • SHA256 09089afb133f1a8665be5211adc64c2375e31f7af417a36e5b4adb12e60b9e56
                        • MD5 SHA1 SHA512 SSDEEP