Analysis

  • max time kernel
    127s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10/10/2024, 00:54

General

  • Target
    file.exe
  • Size 898KB
  • Sample241010-a87nfasfpc
  • SHA256 98cdc2aed91cb1294429e43cebfe79adfe311761db9b00ae74ce4b424e38e808
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • System Location Discovery: System Language Discovery 1 TTPs 6 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 4 IoCs

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

  • Kills process with taskkill 5 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 15 IoCs
  • Suspicious use of SendNotifyMessage 14 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: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2792
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM firefox.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2756
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM chrome.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2744
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM msedge.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2644
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM opera.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2596
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM brave.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:1628
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk "https://youtube.com/account?=https://accounts.google.com/v3/signin/challenge/pwd" --no-default-browser-check --disable-popup-blocking
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1828
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk https://youtube.com/account?=https://accounts.google.com/v3/signin/challenge/pwd --no-default-browser-check --disable-popup-blocking
        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:1552
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1552.0.552147817\324163018" -parentBuildID 20221007134813 -prefsHandle 1228 -prefMapHandle 1220 -prefsLen 20847 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {2adb1e17-95ba-42b7-87f7-c8a55dd30ca2} 1552 "\\.\pipe\gecko-crash-server-pipe.1552" 1292 100da358 gpu
          4⤵
            PID:844
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1552.1.2115739007\438464663" -parentBuildID 20221007134813 -prefsHandle 1496 -prefMapHandle 1492 -prefsLen 21708 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {98c3b8c9-e3d1-4cce-baa0-4196064fd1b0} 1552 "\\.\pipe\gecko-crash-server-pipe.1552" 1508 e73058 socket
            4⤵
              PID:1232
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1552.2.687243266\1795294092" -childID 1 -isForBrowser -prefsHandle 2108 -prefMapHandle 2104 -prefsLen 21746 -prefMapSize 233444 -jsInitHandle 852 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {5fef49d3-2146-4100-bc1c-eddc618b9c29} 1552 "\\.\pipe\gecko-crash-server-pipe.1552" 2120 1a1cdc58 tab
              4⤵
                PID:552
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1552.3.955173373\269099911" -childID 2 -isForBrowser -prefsHandle 2908 -prefMapHandle 2904 -prefsLen 26216 -prefMapSize 233444 -jsInitHandle 852 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {dfce75e8-f6f9-475e-91af-533126f166d2} 1552 "\\.\pipe\gecko-crash-server-pipe.1552" 2920 1b9e7558 tab
                4⤵
                  PID:1164
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1552.4.1064696199\919380632" -childID 3 -isForBrowser -prefsHandle 3556 -prefMapHandle 3564 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 852 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {c104d56d-1753-4ae8-ba2d-6a27a460fad4} 1552 "\\.\pipe\gecko-crash-server-pipe.1552" 3576 1d5fe558 tab
                  4⤵
                    PID:1016
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1552.5.1378748393\609991292" -childID 4 -isForBrowser -prefsHandle 3704 -prefMapHandle 3708 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 852 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {388b7f20-6ea5-4a71-99b4-cc7979f88362} 1552 "\\.\pipe\gecko-crash-server-pipe.1552" 3696 1e5a0e58 tab
                    4⤵
                      PID:2000
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1552.6.1993661266\1246013695" -childID 5 -isForBrowser -prefsHandle 3908 -prefMapHandle 3912 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 852 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {1f462367-922b-4c45-85ef-6c848aa35d80} 1552 "\\.\pipe\gecko-crash-server-pipe.1552" 3896 1e5b8958 tab
                      4⤵
                        PID:1612

                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\dt6wk0rq.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 26KB
                      • SHA256 5f299e14f45e828e4d7d848029db18bfc7c6cd501d83b4811c0f51feefd95be6
                      • 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\dt6wk0rq.default-release\datareporting\glean\db\data.safe.bin
                      • Size 9KB
                      • SHA256 a4322f2046a44757990a0e9a782adb6a2d76618843b303f04ee87f74dd083e52
                      • MD5 SHA1 SHA512 SSDEEP

                      c60f64cd-7c04-469f-b6bd-981d5c663eed

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dt6wk0rq.default-release\datareporting\glean\pending_pings\c60f64cd-7c04-469f-b6bd-981d5c663eed
                      • Size 733B
                      • SHA256 c04c08d200c27a6f0f4e8e2556e3c34ccafa046ddefe0ae2da59194d72063edb
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dt6wk0rq.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\dt6wk0rq.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\dt6wk0rq.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\dt6wk0rq.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\dt6wk0rq.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\dt6wk0rq.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\dt6wk0rq.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\dt6wk0rq.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 f2d79ddd3aa6f4c89ae44b4e39a35a3c413a977a8ffad275a76c2c3cf303dfba
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dt6wk0rq.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 f62f82b3fe179d2444da099d248e63bf892d2cde7932cb5eef5741140159dacb
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dt6wk0rq.default-release\prefs.js
                      • Size 6KB
                      • SHA256 0e95977afa0280685fb1d2dfbbd5aa45b3684680126d6ab01645cc41fc7f824b
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dt6wk0rq.default-release\prefs.js
                      • Size 6KB
                      • SHA256 5c9bb693f37007555f22beebd44903b49c7ae33dc6a3ee93496466fc47e17e4c
                      • MD5 SHA1 SHA512 SSDEEP

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dt6wk0rq.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 4KB
                      • SHA256 da82fcf7a5407d7120e8fe8cedd98fff95eba17d14237ef7506ffe65a1ec8513
                      • MD5 SHA1 SHA512 SSDEEP