Analysis

  • max time kernel
    1559s
  • max time network
    1564s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    23/01/2024, 02:36

General

  • Target
    LICENSES.chromium.html
  • Size 5.2MB
  • Sample240123-c3j2asfafq
  • SHA256 dbd18fe7c6e72eeb81680fabef9b6c0262d1d2d1aa679b3b221d9d9ced509463
  • MD5 SHA1 SHA512 SSDEEP
Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • 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 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 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 "C:\Users\Admin\AppData\Local\Temp\LICENSES.chromium.html"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url C:\Users\Admin\AppData\Local\Temp\LICENSES.chromium.html
      2⤵
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3012
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3012.0.248683255\541552781" -parentBuildID 20221007134813 -prefsHandle 1208 -prefMapHandle 1140 -prefsLen 20600 -prefMapSize 233275 -appDir "C:\Program Files\Mozilla Firefox\browser" - {1d5d2822-b688-41a9-92fd-588087080a26} 3012 "\\.\pipe\gecko-crash-server-pipe.3012" 1284 10ef4a58 gpu
        3⤵
          PID:2780
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3012.1.17648038\492371560" -parentBuildID 20221007134813 -prefsHandle 1472 -prefMapHandle 1468 -prefsLen 21461 -prefMapSize 233275 -appDir "C:\Program Files\Mozilla Firefox\browser" - {4112b198-daaf-4034-ad62-30de6013a9ca} 3012 "\\.\pipe\gecko-crash-server-pipe.3012" 1484 101fbc58 socket
          3⤵
            PID:2844
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3012.2.1172735687\580260473" -childID 1 -isForBrowser -prefsHandle 2280 -prefMapHandle 2276 -prefsLen 21499 -prefMapSize 233275 -jsInitHandle 824 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {3d10a5df-4f50-48ee-81d3-a6264dfd001e} 3012 "\\.\pipe\gecko-crash-server-pipe.3012" 2292 1ad26258 tab
            3⤵
              PID:2080
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3012.3.1495460303\1021649463" -childID 2 -isForBrowser -prefsHandle 2828 -prefMapHandle 2824 -prefsLen 25956 -prefMapSize 233275 -jsInitHandle 824 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {4e8b0bec-76b2-4426-a8bd-3ee70f88a8dc} 3012 "\\.\pipe\gecko-crash-server-pipe.3012" 2840 e61358 tab
              3⤵
                PID:2504
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3012.4.332965550\1175493366" -childID 3 -isForBrowser -prefsHandle 3664 -prefMapHandle 2076 -prefsLen 26352 -prefMapSize 233275 -jsInitHandle 824 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {0493e2e6-02eb-4d88-8ff5-1d6d6db13399} 3012 "\\.\pipe\gecko-crash-server-pipe.3012" 2224 1deae958 tab
                3⤵
                  PID:1084
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3012.5.436567708\1172413228" -childID 4 -isForBrowser -prefsHandle 3788 -prefMapHandle 3792 -prefsLen 26387 -prefMapSize 233275 -jsInitHandle 824 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {8fd0c286-3423-4c33-8b3b-c4be1fc99f71} 3012 "\\.\pipe\gecko-crash-server-pipe.3012" 3776 1ea9a658 tab
                  3⤵
                    PID:1232
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3012.6.791778690\436905705" -childID 5 -isForBrowser -prefsHandle 3972 -prefMapHandle 3976 -prefsLen 26387 -prefMapSize 233275 -jsInitHandle 824 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {f59e0b08-d1b2-4aea-810c-a132e7364a3a} 3012 "\\.\pipe\gecko-crash-server-pipe.3012" 3960 1ea98b58 tab
                    3⤵
                      PID:908

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      14657

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\olrckem2.default-release\cache2\doomed\14657
                      • Size 10KB
                      • SHA256 340409d3e4f2d59bac69e14241c2338e2946d1885e30b2256015290e1f5ca48c
                      • 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

                      6824f4a902c78fbd.customDestinations-ms

                      • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\6824f4a902c78fbd.customDestinations-ms
                      • Size 7KB
                      • SHA256 025ff6bae4e22e6eba6933c3520c511c2ea4e10b42033331254897ad57f0e745
                      • MD5 SHA1 SHA512 SSDEEP

                      addonStartup.json.lz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\addonStartup.json.lz4
                      • Size 5KB
                      • SHA256 f68fc04a19df48f4fdb462f397ec07fa8ee87c1427f3364f73a18366b0eb0671
                      • MD5 SHA1 SHA512 SSDEEP

                      bookmarks-2024-01-23_11_ziD+-skqrpi2okUrY9HCKQ==.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\bookmarkbackups\bookmarks-2024-01-23_11_ziD+-skqrpi2okUrY9HCKQ==.jsonlz4
                      • Size 946B
                      • SHA256 6cb975018cb362847a386bf290158be244dc71e172e738725f7fd1b24e5e1134
                      • MD5 SHA1 SHA512

                      broadcast-listeners.json

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\broadcast-listeners.json
                      • Size 204B
                      • SHA256 9cf589357fceea2f37cd1a925e5d33fd517a44d22a16c357f7fb5d4d187034aa
                      • MD5 SHA1 SHA512

                      data.safe.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\datareporting\glean\db\data.safe.bin
                      • Size 9KB
                      • SHA256 1620268a72afb2be6acbecd9ae9ff0a36d0aa261e33614c4d26ff1f14d057484
                      • MD5 SHA1 SHA512 SSDEEP

                      e6fc0cd1-86ef-41f3-9604-56ce74cff8cd

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\datareporting\glean\pending_pings\e6fc0cd1-86ef-41f3-9604-56ce74cff8cd
                      • Size 656B
                      • SHA256 02f03f50b49d532c94b9cd68ed497d889aef4ea49e41f4ecc3a9bb967834d87b
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.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\olrckem2.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\olrckem2.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\olrckem2.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\olrckem2.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\olrckem2.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\olrckem2.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\olrckem2.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 d8dcf18c4f487638002ae15d540159ca6b397a2e83e0dfd8fb6e97fe06b62889
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 4259697180acc120e993b96963a6af0a573398dfa313ff29cf2cca6535aaf0dd
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 696b7827d6e1bfa8fa523883748c22e0f15f8478131e2a977d6d6e6cb54e4887
                      • MD5 SHA1 SHA512 SSDEEP

                      search.json.mozlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\search.json.mozlz4
                      • Size 278B
                      • SHA256 b1223e35e9f3b8ed42eba754710aa50d614193e0a531f3ceac3e4d9183d15ef1
                      • MD5 SHA1 SHA512

                      sessionCheckpoints.json

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\sessionCheckpoints.json
                      • Size 90B
                      • SHA256 00ad9799527c3fd21f3a85012565eae817490f3e0d417413bf9567bb5909f6a2
                      • MD5 SHA1 SHA512

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 1KB
                      • SHA256 da6aa21835d46e752ab2e37d1f372413ecea04458c83a34e0005ef9ad200a533
                      • MD5 SHA1 SHA512

                      3870112724rsegmnoittet-es.sqlite

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
                      • Size 184KB
                      • SHA256 21c1c7e2eefeb7f8e51c8270157484005e25eb358a7a6d68fb84a65d6716a687
                      • MD5 SHA1 SHA512 SSDEEP

                      3870112724rsegmnoittet-es.sqlite

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
                      • Size 160KB
                      • SHA256 d08bc3581fab59611760bd2d279eb63fe68485960f424ee8d52409a606a6c1e9
                      • MD5 SHA1 SHA512 SSDEEP

                      targeting.snapshot.json

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\olrckem2.default-release\targeting.snapshot.json
                      • Size 3KB
                      • SHA256 62604408454d70c3a41ee3941c5d6ea1c77b965750bc8dfcf283074463686329
                      • MD5 SHA1 SHA512