Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 04:18

General

  • Target

    Yashma-Ransomware-main/Yashma Ransomware/CustomWindowsForm/ButtonZ.vbs

  • Size

    4KB

  • MD5

    102328cc52d3da25173b96e98f2b514d

  • SHA1

    26edec967de2d62d30e426fd6fe71024019ed439

  • SHA256

    d90d5a11a6642c4c8ecde624ae247f5d2aa4d77dd08256b4a58c42e7ae694c03

  • SHA512

    1fc959c0f2780664f0f02a18e25edba053a3302f21622989a01474e6faa83ac7cc45d70ee31c80192ee38683af0b04e38863936714bcb4fe9bac03c3bfb3a9ca

  • SSDEEP

    96:Joz003RPJfvVJn+khJFpHJvFQrnJ12Y8JcW4/MHUVHMHP9Frz6h:4Z3RPJfvVJnfJFlJvSnJ1v8JcWSVHEf4

Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 12 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 21 IoCs
  • Suspicious use of SendNotifyMessage 20 IoCs
  • Suspicious use of SetWindowsHookEx 1 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:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Yashma-Ransomware-main\Yashma Ransomware\CustomWindowsForm\ButtonZ.vbs"
    1⤵
      PID:1192
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:3912
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe"
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:2600
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe"
          2⤵
          • Checks processor information in registry
          • Modifies registry class
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3460
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1980 -parentBuildID 20240401114208 -prefsHandle 1908 -prefMapHandle 1900 -prefsLen 23680 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {5595cf4a-3524-42b3-ad77-4746843a00a9} 3460 "\\.\pipe\gecko-crash-server-pipe.3460" gpu
            3⤵
              PID:2768
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2392 -parentBuildID 20240401114208 -prefsHandle 2368 -prefMapHandle 2364 -prefsLen 23716 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {e0b98392-d01b-4508-ada6-2bc94f65b917} 3460 "\\.\pipe\gecko-crash-server-pipe.3460" socket
              3⤵
              • Checks processor information in registry
              PID:3624
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3080 -childID 1 -isForBrowser -prefsHandle 3084 -prefMapHandle 2828 -prefsLen 23857 -prefMapSize 244658 -jsInitHandle 1200 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {820d799a-78bf-4210-a658-d54b84f01c16} 3460 "\\.\pipe\gecko-crash-server-pipe.3460" tab
              3⤵
                PID:232
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3720 -childID 2 -isForBrowser -prefsHandle 2768 -prefMapHandle 3704 -prefsLen 29090 -prefMapSize 244658 -jsInitHandle 1200 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ea927702-7198-4d64-be48-3810faa78746} 3460 "\\.\pipe\gecko-crash-server-pipe.3460" tab
                3⤵
                  PID:1480
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5068 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 5036 -prefMapHandle 5032 -prefsLen 29090 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a76511cf-c831-43d5-8edb-1fdca1f322b3} 3460 "\\.\pipe\gecko-crash-server-pipe.3460" utility
                  3⤵
                  • Checks processor information in registry
                  PID:5176
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5344 -childID 3 -isForBrowser -prefsHandle 5288 -prefMapHandle 5200 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1200 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {fd91e618-f060-4d04-950e-10171e1b4d6e} 3460 "\\.\pipe\gecko-crash-server-pipe.3460" tab
                  3⤵
                    PID:5424
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5548 -childID 4 -isForBrowser -prefsHandle 5464 -prefMapHandle 5468 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1200 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {50eaca2c-380b-46d0-9ad7-923655e56d19} 3460 "\\.\pipe\gecko-crash-server-pipe.3460" tab
                    3⤵
                      PID:5564
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5664 -childID 5 -isForBrowser -prefsHandle 5668 -prefMapHandle 5672 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1200 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {1cb56e38-9d8d-4752-9dd4-35a4c815c57b} 3460 "\\.\pipe\gecko-crash-server-pipe.3460" tab
                      3⤵
                        PID:5576
                      • C:\Program Files\Mozilla Firefox\firefox.exe
                        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=6216 -childID 6 -isForBrowser -prefsHandle 6208 -prefMapHandle 6204 -prefsLen 27211 -prefMapSize 244658 -jsInitHandle 1200 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {53c373b0-b122-4e6a-8015-d6d9b0bce345} 3460 "\\.\pipe\gecko-crash-server-pipe.3460" tab
                        3⤵
                          PID:3536

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\qgf82dd5.default-release\activity-stream.discovery_stream.json

                      Filesize

                      27KB

                      MD5

                      8deb26ee9a496dade4ae20fd4dc02bb3

                      SHA1

                      9635a4e0030ab9fe8e9fc02db04c68f8854484a0

                      SHA256

                      bbf8e90d2b82898257d88bc8926cb8c2a7aa23a0880afe7d1009171ec694624a

                      SHA512

                      a805ae78d2e6207e542e0bb8d6ac5250ce1ab88e80bb936029a72d9a832b74ec578405d9cd1b7a66e0c38b5114679ac1b0951caed5ffa5e334136126e8f28bd7

                    • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\qgf82dd5.default-release\settings\main\ms-language-packs\browser\newtab\asrouter.ftl

                      Filesize

                      15KB

                      MD5

                      96c542dec016d9ec1ecc4dddfcbaac66

                      SHA1

                      6199f7648bb744efa58acf7b96fee85d938389e4

                      SHA256

                      7f32769d6bb4e875f58ceb9e2fbfdc9bd6b82397eca7a4c5230b0786e68f1798

                      SHA512

                      cda2f159c3565bc636e0523c893b293109de2717142871b1ec78f335c12bad96fc3f62bcf56a1a88abdeed2ac3f3e5e9a008b45e24d713e13c23103acc15e658

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qgf82dd5.default-release\AlternateServices.bin

                      Filesize

                      7KB

                      MD5

                      465a7114e3a17267d659845b2803a379

                      SHA1

                      3f6dd71607746dcd758c15c16717cd20c6afea0f

                      SHA256

                      f90c5780c445a7b0e83fd7575071be4744bf17edb200bfcdc861cf19b31623ed

                      SHA512

                      be91c632a5881c33737c29e1a615d8fa512987a8fa27f498d7a268632ed11cb6332284e000de62d362d33e68bb7aec08f5cd7986958cc00fed988c87fa3688fe

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qgf82dd5.default-release\datareporting\glean\db\data.safe.tmp

                      Filesize

                      5KB

                      MD5

                      d1c64a2802b066dcd8bd638bb0f9e845

                      SHA1

                      53c2fd488a881b784be84fd00c47f0474c3301e6

                      SHA256

                      5e7078080cb8dcf932a93b30dd71ec137408b76a40b9c8f36f22c858780ba6b8

                      SHA512

                      5271911f063529cbd7a9d9660a1b78d2e4b908fd9d758b992a93c55a62912d4569d5d106b5e75a0633f8abceb52a21719e1f780e6a5ddb5316a68c1e6a0fa090

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qgf82dd5.default-release\datareporting\glean\db\data.safe.tmp

                      Filesize

                      6KB

                      MD5

                      8a6a8e7ff81fff311b3128b7d20539cc

                      SHA1

                      69676d431d61c6ee744d64ca02d9878c6001aa91

                      SHA256

                      2b9f05800fc2034fca0474759e1699bdde8f4c127bbc59fe4a0cfed8b86bbb30

                      SHA512

                      98cd284ecde3df9017fa936481c240ce1ef9b8910e1e69e8291c22468b5f3f703151f0f968dc287792e6c00301ac60dd02701c4fdd39befc9054a405bb2b8400

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qgf82dd5.default-release\datareporting\glean\pending_pings\01dee506-66fb-4e57-a4fb-46ea05a2cb5a

                      Filesize

                      671B

                      MD5

                      8f10d12780c676eb5896262119c343e7

                      SHA1

                      a94612c75575fca6cbd975c5d8e7bdbeb4e6fda6

                      SHA256

                      29af281700289359aeea9829ae7fc25c53ddf423ec497926a594d1aadf4dd339

                      SHA512

                      51d9ba1bf3c7ad04b7f3b7caf8ca518db4fa08b7dca556d534fde803321d7f91d153e77dfdf0c0edf17538ec17e4555dc5b712e1bffd0c6f419230046a638c64

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qgf82dd5.default-release\datareporting\glean\pending_pings\162c04a8-87c2-4483-a3e7-4a99a568b4a4

                      Filesize

                      982B

                      MD5

                      a5657d5c28e4120429ff7be8a3c11a8d

                      SHA1

                      f64725521c5314c18a69ef7418133a9e15704bf2

                      SHA256

                      3fc7752c7266d76c3539561ceb2aa8ad4d4dd500549e4e1a7468f2a6f0ddd18d

                      SHA512

                      ec4cd8e05d25144d7c16dbfc8e276f0a9dc1ccc66740dc40fc2b8d2b30eec6d13994d97f877ee8f6bf9f1338580f7ff70a0c3ee244d2b4f33c1e114dec00e04d

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qgf82dd5.default-release\datareporting\glean\pending_pings\36a7ce5e-b471-43b3-80bf-4a406d286ead

                      Filesize

                      24KB

                      MD5

                      981c0c64036e3010348e880684ab6c37

                      SHA1

                      f4a59ce40d1d68dc8ed82a85c806e2ba7e97b438

                      SHA256

                      59d5a99c42add1c95b1762872feca07dbc012289b3f592f50ec5fc93db0a02b3

                      SHA512

                      383df2f09da102ddc7f4ad9e979e942444acc0ae27df1fbdde8650991b0dfcc8152a8b8927e5fff953187828c5cf971689afc030a8b328d6af96e62e9bddfc09

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qgf82dd5.default-release\datareporting\glean\pending_pings\72ab3ed3-b991-4eab-9d7b-601c52945c27

                      Filesize

                      4KB

                      MD5

                      d25111619386327382c3c7ffd987456d

                      SHA1

                      041bc5d028d353a9a19d0f370f6097a146ec4605

                      SHA256

                      487973e5ff6c5e66093be444195c63d4f33f1f86379914262e2654c3797cc662

                      SHA512

                      f6b670cd21182b9e0684da175c0af401997fd9609f314ad95e721351140d6dfbc4a9b9f07d3cc559a2c705f1205b46588df0df2066c6a268a89542e4c88d98d5

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qgf82dd5.default-release\prefs-1.js

                      Filesize

                      10KB

                      MD5

                      8cebeb82004e2b0ef9567776d2dfb0a6

                      SHA1

                      1d812cebfa45aa5e2d8127048c25e806c863fef9

                      SHA256

                      1c66bb64cc70d9f4c817e3eadd0076c4ed9ad1761a7da01425bdd42e5e01e867

                      SHA512

                      07d6d41b9e59539720e79ac8bf31cc54bba04db6117a42a8c1ee3eb7719090aa6af018cbc6f76bdc21ecab1bde782425e36e17c7c1691046d1dd1c69ce29d240

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qgf82dd5.default-release\prefs.js

                      Filesize

                      11KB

                      MD5

                      5a59c881865abef220e8234342228b29

                      SHA1

                      2f8abfab773ebc6b4f3e82f756580d1cca17557f

                      SHA256

                      e024d27b11a696ce82872da38dd6ade07be7ef4184f95e2aaedda9769ea75636

                      SHA512

                      c5c8ea5d55152cf1ee15045d71232bdac638d8527d403e407fd7e59fb9fe4446c760e590c0cce76f77ffcaa538d15fd89b3954d148511d6a101689debbd772b5

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qgf82dd5.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite

                      Filesize

                      376KB

                      MD5

                      d545a217818e78603d10a0a422649021

                      SHA1

                      834cafc804e3666168d2adf199c4824c0b87c505

                      SHA256

                      71d02d9b2a26a09d40588c12cfc914105651b5c4adad6db57c83632a2b147763

                      SHA512

                      fb86aa19992cb60213c16194a835f0e579eab72de658a75023e12774f4ea410fea655c629655679533c8f361b89a82dbfac73f0b0490b0c2eb229519ac20a56c