Analysis

  • max time kernel
    123s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22/10/2024, 11:01

General

  • Target
    file.exe
  • Size 898KB
  • Sample241022-m4jf9stdpm
  • SHA256 cbf720282c86ea5b9a35ceb210b1e8e8e19415ab0d67923dc6831195cea6bbc8
  • 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:2596
    • 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:2464
    • 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:1796
    • 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:2236
    • 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:2716
    • 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:2624
    • 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:2804
      • 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:2520
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2520.0.1761832426\1756017702" -parentBuildID 20221007134813 -prefsHandle 1260 -prefMapHandle 1252 -prefsLen 20847 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {4aac29a3-07ed-47aa-bc93-18bf9bb4764c} 2520 "\\.\pipe\gecko-crash-server-pipe.2520" 1324 105d5658 gpu
          4⤵
            PID:3036
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2520.1.1321211639\898223073" -parentBuildID 20221007134813 -prefsHandle 1552 -prefMapHandle 1548 -prefsLen 21708 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {2be136db-4ac0-4478-bcd6-c5573884c0b1} 2520 "\\.\pipe\gecko-crash-server-pipe.2520" 1564 f3eb558 socket
            4⤵
              PID:1084
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2520.2.919588303\2047915397" -childID 1 -isForBrowser -prefsHandle 2068 -prefMapHandle 2064 -prefsLen 21746 -prefMapSize 233444 -jsInitHandle 684 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {d1c816bf-c32e-47c2-98b3-2426446dd5d9} 2520 "\\.\pipe\gecko-crash-server-pipe.2520" 2080 1aa92258 tab
              4⤵
                PID:2584
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2520.3.1418503595\1217311139" -childID 2 -isForBrowser -prefsHandle 664 -prefMapHandle 1728 -prefsLen 26151 -prefMapSize 233444 -jsInitHandle 684 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {59a07644-0b95-40b1-8479-f4f910643be2} 2520 "\\.\pipe\gecko-crash-server-pipe.2520" 656 1d72f558 tab
                4⤵
                  PID:3012
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2520.4.990895505\1357523931" -childID 3 -isForBrowser -prefsHandle 3824 -prefMapHandle 3812 -prefsLen 26356 -prefMapSize 233444 -jsInitHandle 684 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {ff3b2383-672a-4ae0-9e6e-5d8cc9b80b56} 2520 "\\.\pipe\gecko-crash-server-pipe.2520" 3836 22021858 tab
                  4⤵
                    PID:2608
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2520.5.1110671674\743032368" -childID 4 -isForBrowser -prefsHandle 3960 -prefMapHandle 3964 -prefsLen 26356 -prefMapSize 233444 -jsInitHandle 684 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {991b8643-ac7c-439d-b25f-6454d2b102ea} 2520 "\\.\pipe\gecko-crash-server-pipe.2520" 3948 20d83a58 tab
                    4⤵
                      PID:2672
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2520.6.944112781\1799389763" -childID 5 -isForBrowser -prefsHandle 4120 -prefMapHandle 4124 -prefsLen 26356 -prefMapSize 233444 -jsInitHandle 684 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {3b2aa769-c7e0-4a01-8c91-7b61c352d661} 2520 "\\.\pipe\gecko-crash-server-pipe.2520" 4108 20d84358 tab
                      4⤵
                        PID:2280

                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\bs4a8d8y.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 27KB
                      • SHA256 8d5dffb0cbef36250f8312ec49e2fb942e413ed0818ff31633a6779006c9f2ca
                      • 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\bs4a8d8y.default-release\datareporting\glean\db\data.safe.bin
                      • Size 2KB
                      • SHA256 f011161e54c11819da652194c200499da7ad3b370df34f3be5cff7dc82ff1226
                      • MD5 SHA1 SHA512

                      7d8be87a-0665-420a-b660-ff736cf3725b

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bs4a8d8y.default-release\datareporting\glean\pending_pings\7d8be87a-0665-420a-b660-ff736cf3725b
                      • Size 13KB
                      • SHA256 4416e77bd4f8b731ec3569647addc6f88bdd89f1bdfb34244a1accd8a46487cc
                      • MD5 SHA1 SHA512 SSDEEP

                      d36ce6ac-e1d3-45f5-86c5-eb8579a97d43

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bs4a8d8y.default-release\datareporting\glean\pending_pings\d36ce6ac-e1d3-45f5-86c5-eb8579a97d43
                      • Size 745B
                      • SHA256 1886b4d14adf17e8d6aaf4c11feb91cbd0b2d968b0db0efcb60dc7725db3f05a
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bs4a8d8y.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\bs4a8d8y.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\bs4a8d8y.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\bs4a8d8y.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\bs4a8d8y.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\bs4a8d8y.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\bs4a8d8y.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\bs4a8d8y.default-release\prefs-1.js
                      • Size 6KB
                      • SHA256 f7cc2e43298dbd02c384171e4b4c0a58e5ec9eca6080c7090ad9f89d1d2bf155
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bs4a8d8y.default-release\prefs-1.js
                      • Size 6KB
                      • SHA256 321e9ba1babb4f578a0496954075a1388209f39d6738c3fdaa8ffaad24a477cb
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bs4a8d8y.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 49541be453f4045859d94fb1493302e31f1cb3830acfab426d523ca291890e8f
                      • MD5 SHA1 SHA512 SSDEEP

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bs4a8d8y.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 4KB
                      • SHA256 27ead8e487a8d79684129d06207b1ad6ba754fa3d832ff7635e4dc54c9cf03fd
                      • MD5 SHA1 SHA512 SSDEEP