Analysis

  • max time kernel
    124s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02/11/2024, 02:52

General

  • Target
    file.exe
  • Size 898KB
  • Sample241102-dcxedazldj
  • SHA256 dbac565acacfb21ca3e175bc8598cc184c336b8e2d735d896723429d0818b0cc
  • 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 6 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 14 IoCs
  • Suspicious use of SendNotifyMessage 13 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:2024
    • 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:1984
    • 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:2168
    • 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:2740
    • 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:2688
    • 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:2816
    • 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:2860
      • 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:2556
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2556.0.1836585473\2110951124" -parentBuildID 20221007134813 -prefsHandle 1240 -prefMapHandle 1232 -prefsLen 20847 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {c1fee466-bcd0-4d77-84ec-47127a4815ac} 2556 "\\.\pipe\gecko-crash-server-pipe.2556" 1304 112db558 gpu
          4⤵
            PID:1328
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2556.1.1835133482\687639427" -parentBuildID 20221007134813 -prefsHandle 1508 -prefMapHandle 1504 -prefsLen 21708 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {64539bbf-379d-4824-88ea-23d77b81b7de} 2556 "\\.\pipe\gecko-crash-server-pipe.2556" 1520 e73358 socket
            4⤵
              PID:2848
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2556.2.211614370\833756110" -childID 1 -isForBrowser -prefsHandle 2120 -prefMapHandle 2116 -prefsLen 21746 -prefMapSize 233444 -jsInitHandle 912 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {22cbc81f-76dc-4ed8-b1f5-d6b7d9cc494a} 2556 "\\.\pipe\gecko-crash-server-pipe.2556" 2132 1aed1758 tab
              4⤵
                PID:1976
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2556.3.1871185815\633915220" -childID 2 -isForBrowser -prefsHandle 2936 -prefMapHandle 2932 -prefsLen 26216 -prefMapSize 233444 -jsInitHandle 912 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {d4f4fc37-0657-4fe4-ba24-bdad9a387ae5} 2556 "\\.\pipe\gecko-crash-server-pipe.2556" 2948 1d57ec58 tab
                4⤵
                  PID:2772
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2556.4.1197651598\691202100" -childID 3 -isForBrowser -prefsHandle 3408 -prefMapHandle 3412 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 912 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {8d78c451-9051-4ad9-881d-de2d5ed8b32c} 2556 "\\.\pipe\gecko-crash-server-pipe.2556" 3648 1ef1ba58 tab
                  4⤵
                    PID:1984
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2556.5.1722846384\844156605" -childID 4 -isForBrowser -prefsHandle 3792 -prefMapHandle 3672 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 912 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {014a9bd4-3230-46ab-9fa4-311421270971} 2556 "\\.\pipe\gecko-crash-server-pipe.2556" 3768 20bab558 tab
                    4⤵
                      PID:2680
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2556.6.1287423283\78096952" -childID 5 -isForBrowser -prefsHandle 3864 -prefMapHandle 3700 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 912 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {9c93817c-d158-4016-a72f-57648eac155d} 2556 "\\.\pipe\gecko-crash-server-pipe.2556" 3636 20bed858 tab
                      4⤵
                        PID:2792

                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\4k8o8gx5.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 29KB
                      • SHA256 e41e66ffdf8ef8aafdb45e85abaf8e8910373bbbc84596c4c74c43f8ae3e4aa9
                      • MD5 SHA1 SHA512 SSDEEP

                      asrouter.ftl

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\4k8o8gx5.default-release\settings\main\ms-language-packs\browser\newtab\asrouter.ftl
                      • Size 13KB
                      • SHA256 402571262fd1f6dca336f822ceb0ec2a368a25dfe2f4bfa13b45c983e88b6069
                      • 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\4k8o8gx5.default-release\datareporting\glean\db\data.safe.bin
                      • Size 9KB
                      • SHA256 04e9fe38823410881464ec37f30ff6174b536cda5cee769bc0f892def9b0e476
                      • MD5 SHA1 SHA512 SSDEEP

                      784fd639-f4f1-4b4c-a473-909032f769ca

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4k8o8gx5.default-release\datareporting\glean\pending_pings\784fd639-f4f1-4b4c-a473-909032f769ca
                      • Size 733B
                      • SHA256 bce809948ad0cc12a7dcb809fcd383310278f5bde4a1026d6f0a1d07674647da
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4k8o8gx5.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\4k8o8gx5.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\4k8o8gx5.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\4k8o8gx5.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\4k8o8gx5.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\4k8o8gx5.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\4k8o8gx5.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\4k8o8gx5.default-release\prefs-1.js
                      • Size 6KB
                      • SHA256 55ab1180d53eba514190735c7e116b0d1b0152036f9ea6ff0cf60a47fb715b0e
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4k8o8gx5.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 25e53c6b380435b60cf02b7d2749d518c092682b2b951b7211545886e2b2af65
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4k8o8gx5.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 a9c8f8a957124c7dbed2f0301cb52d98aab33b71573b29dab96d2e8924b69087
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4k8o8gx5.default-release\prefs.js
                      • Size 6KB
                      • SHA256 2c04569a554e53699cdf678090c294af9dce1681a2f025641b8ac1100c2bd92c
                      • MD5 SHA1 SHA512 SSDEEP

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4k8o8gx5.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 4KB
                      • SHA256 795f93b4d795767333aaf3fd896cfb2fed6b565fd9b64540b3a2c586859364af
                      • MD5 SHA1 SHA512 SSDEEP