Analysis

  • max time kernel
    127s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    28/11/2024, 04:31

General

  • Target
    file.exe
  • Size 901KB
  • Sample241128-e5dcmsvrdv
  • SHA256 6a40681afe1af44980983beff83ee9cf8e6de80c49f3d8c7e8abf51e8d7dc83d
  • 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:2396
    • 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:2072
    • 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:2284
    • 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:2776
    • 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:2884
    • 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:2940
    • 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:2784
      • 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:2828
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2828.0.1762528224\2102506432" -parentBuildID 20221007134813 -prefsHandle 1212 -prefMapHandle 1204 -prefsLen 20847 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {a3e51094-7329-48be-87e3-3251a7707970} 2828 "\\.\pipe\gecko-crash-server-pipe.2828" 1276 10ad7e58 gpu
          4⤵
            PID:436
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2828.1.1325685330\1438463947" -parentBuildID 20221007134813 -prefsHandle 1480 -prefMapHandle 1476 -prefsLen 21708 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {148ddcac-8c99-4b32-bc6f-b75fa278c54f} 2828 "\\.\pipe\gecko-crash-server-pipe.2828" 1492 d73358 socket
            4⤵
              PID:1552
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2828.2.1556418695\1955279678" -childID 1 -isForBrowser -prefsHandle 2108 -prefMapHandle 2104 -prefsLen 21811 -prefMapSize 233444 -jsInitHandle 844 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {88cb2407-b6e7-48b2-bb83-b91cf96911ba} 2828 "\\.\pipe\gecko-crash-server-pipe.2828" 2120 19dc9c58 tab
              4⤵
                PID:1704
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2828.3.1247577647\1835621398" -childID 2 -isForBrowser -prefsHandle 2948 -prefMapHandle 2944 -prefsLen 26216 -prefMapSize 233444 -jsInitHandle 844 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {aafb158a-cfde-43e0-9565-a59f0f293976} 2828 "\\.\pipe\gecko-crash-server-pipe.2828" 2960 1ae9cf58 tab
                4⤵
                  PID:2452
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2828.4.457554682\1260933460" -childID 3 -isForBrowser -prefsHandle 3824 -prefMapHandle 3804 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 844 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {feacc693-e653-47d3-8611-1b1fb2053a39} 2828 "\\.\pipe\gecko-crash-server-pipe.2828" 3808 1ff86858 tab
                  4⤵
                    PID:2908
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2828.5.2054998423\1866825531" -childID 4 -isForBrowser -prefsHandle 3956 -prefMapHandle 3960 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 844 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {6920a6e6-be48-4647-96df-e43974fe0809} 2828 "\\.\pipe\gecko-crash-server-pipe.2828" 3944 1ff89b58 tab
                    4⤵
                      PID:3028
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2828.6.2027726996\251940586" -childID 5 -isForBrowser -prefsHandle 4124 -prefMapHandle 4128 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 844 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {41ee48a7-6b59-4b41-9a4e-d3555811d151} 2828 "\\.\pipe\gecko-crash-server-pipe.2828" 4116 1ff88958 tab
                      4⤵
                        PID:2676

                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\bhzluvd5.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 29KB
                      • SHA256 7f665bfac449277b1e0e2a69b472b90507381b1b11708f0c20f0b65183ffbfd6
                      • MD5 SHA1 SHA512 SSDEEP

                      asrouter.ftl

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\bhzluvd5.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\bhzluvd5.default-release\datareporting\glean\db\data.safe.bin
                      • Size 2KB
                      • SHA256 fb2ca8d96370248aab0cf2cbcd8325bdf2735263ccd502b1c1e9aef8a7a2dd6a
                      • MD5 SHA1 SHA512

                      b3246add-36d0-4cd3-bf6b-a7cba7a3fde7

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bhzluvd5.default-release\datareporting\glean\pending_pings\b3246add-36d0-4cd3-bf6b-a7cba7a3fde7
                      • Size 12KB
                      • SHA256 774b1da3cea6f3fab73d62a0ea5dfafcd3000cd13e03aed54bf47d5e6736df3d
                      • MD5 SHA1 SHA512 SSDEEP

                      e9f8f89c-f485-4cc2-937f-b18bdfbbf12e

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bhzluvd5.default-release\datareporting\glean\pending_pings\e9f8f89c-f485-4cc2-937f-b18bdfbbf12e
                      • Size 745B
                      • SHA256 56ded425ec938a810f42d824a98195f561e5419bc8fbf388b4ad53c9838853ca
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bhzluvd5.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\bhzluvd5.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\bhzluvd5.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\bhzluvd5.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\bhzluvd5.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\bhzluvd5.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\bhzluvd5.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\bhzluvd5.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 af997cded54e19beb137cd97e7fc108e1592cc777dc3734d56953e542d8fd73c
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bhzluvd5.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 f2c9a592feb44eab2ca22f4d935715ddf7ec7396842782de13b6826f3a8e2526
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bhzluvd5.default-release\prefs.js
                      • Size 6KB
                      • SHA256 750cf7c20776d81f1651c1666c43eda4cab612e9f0621165cf6990d8ec664293
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bhzluvd5.default-release\prefs.js
                      • Size 6KB
                      • SHA256 2344dae83fc651ee712a08fe9bf170f054ca1c6ab3bd5ca8151e6aa010b5ee87
                      • MD5 SHA1 SHA512 SSDEEP

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bhzluvd5.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 4KB
                      • SHA256 b682d5cf3352a264a12ccbabadf25d5f889c4b2150d5bebd121bf3b1139aa809
                      • MD5 SHA1 SHA512 SSDEEP