Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    18/09/2024, 04:25

General

  • Target
    file.exe
  • Size 897KB
  • Sample240918-e1yg1stank
  • SHA256 42e8ce343d9a07cf8a2eff627495a7c1c7ac0183af6196da6469b9a0f32313f7
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • 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.

  • 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 behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1660
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk https://www.youtube.com/account
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1852
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk https://www.youtube.com/account
        3⤵
        • 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:2256
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2256.0.2098807571\2113968939" -parentBuildID 20221007134813 -prefsHandle 1224 -prefMapHandle 1204 -prefsLen 20847 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {71911b2d-084a-405e-9330-7fc0706e8c93} 2256 "\\.\pipe\gecko-crash-server-pipe.2256" 1300 11edbb58 gpu
          4⤵
            PID:772
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2256.1.6215658\794555245" -parentBuildID 20221007134813 -prefsHandle 1504 -prefMapHandle 1500 -prefsLen 21708 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {eacb3fbd-6527-47cc-8d8c-1cd495516455} 2256 "\\.\pipe\gecko-crash-server-pipe.2256" 1516 d70158 socket
            4⤵
              PID:2976
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2256.2.1547291676\1649851319" -childID 1 -isForBrowser -prefsHandle 1864 -prefMapHandle 2164 -prefsLen 21746 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {bdac300f-b649-4c98-a81f-0d5733778fec} 2256 "\\.\pipe\gecko-crash-server-pipe.2256" 1876 1a5d1158 tab
              4⤵
                PID:2204
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2256.3.357209233\567826139" -childID 2 -isForBrowser -prefsHandle 2392 -prefMapHandle 2372 -prefsLen 26216 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {34ae2a1a-cc2d-4d4f-9b54-c22dafff4004} 2256 "\\.\pipe\gecko-crash-server-pipe.2256" 2564 1d4e0458 tab
                4⤵
                  PID:912
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2256.4.287832248\1281592433" -childID 3 -isForBrowser -prefsHandle 3780 -prefMapHandle 1096 -prefsLen 26351 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {d247cd09-5c7a-4935-a833-008106e98196} 2256 "\\.\pipe\gecko-crash-server-pipe.2256" 3776 1efdf858 tab
                  4⤵
                    PID:1716
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2256.5.430063997\1626599187" -childID 4 -isForBrowser -prefsHandle 3860 -prefMapHandle 3864 -prefsLen 26351 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {a9eceae2-0896-4983-9559-c292d3f77e9d} 2256 "\\.\pipe\gecko-crash-server-pipe.2256" 3848 20b5c258 tab
                    4⤵
                      PID:344
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2256.6.1967245234\1049346292" -childID 5 -isForBrowser -prefsHandle 4032 -prefMapHandle 4036 -prefsLen 26351 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {241a355e-3a9b-4e78-b00f-129c8cf70878} 2256 "\\.\pipe\gecko-crash-server-pipe.2256" 4020 20b5d758 tab
                      4⤵
                        PID:1956

                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\id09dv1m.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 35KB
                      • SHA256 038a4391cc390f5c5eeb4674f8e023515ec85a2ae83ae9a0dee232c796d3f7cd
                      • 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\id09dv1m.default-release\datareporting\glean\db\data.safe.bin
                      • Size 2KB
                      • SHA256 7b5594c9475a6d18faab94b210d84502f549f997adc254b63f2870f21bd38da9
                      • MD5 SHA1 SHA512

                      28f54818-fc8d-4bd7-86b6-f2c00d9211fb

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\id09dv1m.default-release\datareporting\glean\pending_pings\28f54818-fc8d-4bd7-86b6-f2c00d9211fb
                      • Size 745B
                      • SHA256 ffe196578bc86cf42776ee2af99bb6caab09343c2e4de9e03392c3c29b3be430
                      • MD5 SHA1 SHA512

                      c9822ffd-146f-4b83-bd8f-ba9cb9274ce3

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\id09dv1m.default-release\datareporting\glean\pending_pings\c9822ffd-146f-4b83-bd8f-ba9cb9274ce3
                      • Size 12KB
                      • SHA256 650d752c1647b5a75e6302666c2c0eb9eb6990f84b9ab3185027e64dfbcb9ca8
                      • MD5 SHA1 SHA512 SSDEEP

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\id09dv1m.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\id09dv1m.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\id09dv1m.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\id09dv1m.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\id09dv1m.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\id09dv1m.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\id09dv1m.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\id09dv1m.default-release\prefs-1.js
                      • Size 6KB
                      • SHA256 a5a4571fcbf2ea3e0c8389fb5c7bc684db9d2cd7bacb63bd8f154c3f823e040e
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\id09dv1m.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 2ba08c98fdf01811ec25d03610ddd6cdd151e6db8b5b3f455f56557e99542a0d
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\id09dv1m.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 c7548e685d6a817c3eb54a18d41ad477b00c47133e2eac1f7e0285ce5723f549
                      • MD5 SHA1 SHA512 SSDEEP

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\id09dv1m.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 4KB
                      • SHA256 c1ea573c8e950c63f38e92da7fc476a5af8a26d4ba6957c2e86cb9954484d0eb
                      • MD5 SHA1 SHA512 SSDEEP

                      3870112724rsegmnoittet-es.sqlite

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\id09dv1m.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
                      • Size 184KB
                      • SHA256 50ad3c39b8eac5f7fb5121feea02fa552af809e7b4cb2c5628c2c47bd6329bf3
                      • MD5 SHA1 SHA512 SSDEEP