Analysis

  • max time kernel
    121s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    04-06-2024 15:47

General

  • Target

    https://github.com/ytisf/theZoo/blob/master/malware/Binaries/Ransomware.WannaCry_Plus/Ransomware.WannaCry_Plus.zip

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Modifies registry class 1 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 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:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "https://github.com/ytisf/theZoo/blob/master/malware/Binaries/Ransomware.WannaCry_Plus/Ransomware.WannaCry_Plus.zip"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4124
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://github.com/ytisf/theZoo/blob/master/malware/Binaries/Ransomware.WannaCry_Plus/Ransomware.WannaCry_Plus.zip
      2⤵
      • Checks processor information in registry
      • Modifies registry class
      • NTFS ADS
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3068
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.0.1964520427\1467173505" -parentBuildID 20230214051806 -prefsHandle 1796 -prefMapHandle 1776 -prefsLen 22074 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {426bb247-4953-486e-956d-e5c4feb8f9bc} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 1892 21d4a0bce58 gpu
        3⤵
          PID:3908
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.1.2015581210\1557831095" -parentBuildID 20230214051806 -prefsHandle 2428 -prefMapHandle 2424 -prefsLen 22925 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2a3ba641-f048-4882-9237-6e66412dd1f5} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 2440 21d3d388758 socket
          3⤵
            PID:4880
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.2.402215649\1631920820" -childID 1 -isForBrowser -prefsHandle 3076 -prefMapHandle 2888 -prefsLen 22963 -prefMapSize 235121 -jsInitHandle 1184 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {3abb426e-7b8a-4822-93fe-6191680dd066} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 3088 21d49095258 tab
            3⤵
              PID:3824
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.3.301035993\654899782" -childID 2 -isForBrowser -prefsHandle 3216 -prefMapHandle 3036 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1184 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {9b86a94d-0555-440e-bf08-7847a74a4927} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 3104 21d4f5c2d58 tab
              3⤵
                PID:2196
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.4.1791632078\48664096" -childID 3 -isForBrowser -prefsHandle 5288 -prefMapHandle 5284 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1184 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {3a0ccc7a-f77f-42da-8e2d-06af0dc1bd20} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 5292 21d52487e58 tab
                3⤵
                  PID:2800
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.5.865839581\1569149299" -childID 4 -isForBrowser -prefsHandle 5452 -prefMapHandle 5304 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1184 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {5fa80069-d75e-4f08-88a4-a24d1ff4958f} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 5440 21d52489958 tab
                  3⤵
                    PID:3316
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.6.327442607\601683756" -childID 5 -isForBrowser -prefsHandle 5636 -prefMapHandle 5640 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1184 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {f48e190e-c2ae-4650-b40c-fcb1525a7076} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 5628 21d5248ae58 tab
                    3⤵
                      PID:968
                • C:\Windows\System32\rundll32.exe
                  C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                  1⤵
                    PID:3076

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\activity-stream.discovery_stream.json.tmp

                    Filesize

                    27KB

                    MD5

                    a86f5aab5d0beeb75ef886151e9a9c1d

                    SHA1

                    e9e93020512c2b05c3a2ba2f0e7ac55d8d157403

                    SHA256

                    cbc9e57250e319c6fa6e36db1c04045483b8cbaed9929ecab55e925c8b507650

                    SHA512

                    a1a86d362176d890bb249f17690746e2dff9e2dc13b5dba3d183c42e6ce80d7748e57cea7e9da3c571922a918c79fe54e9dbdb0c47204262e1ede14a005a2ff5

                  • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\cache2\entries\F4EFE37A30D0F14C6AC03FF7949A51CBC2EBC649

                    Filesize

                    13KB

                    MD5

                    603b662bb6a79f62514b86aa7e2f2867

                    SHA1

                    0438d13d164598c70bed50d1bf983eb42a8d2511

                    SHA256

                    d32888720e7055a992050dbbf79f89947fbb41d8c0be1ba19bf4e91fee9ef162

                    SHA512

                    c1340c46cb671f61fae4b7979b1b7481b3436f458404543c685667bdef09e64ede83ac41f1ef6aac1ea8d20d8053f3f9d1ab0272dc5e42784c861c09c4a1e2e2

                  • C:\Users\Admin\AppData\Local\Temp\tmpaddon

                    Filesize

                    442KB

                    MD5

                    85430baed3398695717b0263807cf97c

                    SHA1

                    fffbee923cea216f50fce5d54219a188a5100f41

                    SHA256

                    a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e

                    SHA512

                    06511f1f6c6d44d076b3c593528c26a602348d9c41689dbf5ff716b671c3ca5756b12cb2e5869f836dedce27b1a5cfe79b93c707fd01f8e84b620923bb61b5f1

                  • C:\Users\Admin\AppData\Local\Temp\tmpaddon-1

                    Filesize

                    8.0MB

                    MD5

                    a01c5ecd6108350ae23d2cddf0e77c17

                    SHA1

                    c6ac28a2cd979f1f9a75d56271821d5ff665e2b6

                    SHA256

                    345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42

                    SHA512

                    b046dd1b26ec0b810ee441b7ad4dc135e3f1521a817b9f3db60a32976352e8f7e53920e1a77fc5b4130aac260d79deef7e823267b4414e9cc774d8bffca56a72

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dll

                    Filesize

                    997KB

                    MD5

                    fe3355639648c417e8307c6d051e3e37

                    SHA1

                    f54602d4b4778da21bc97c7238fc66aa68c8ee34

                    SHA256

                    1ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e

                    SHA512

                    8f4030bb2464b98eccbea6f06eb186d7216932702d94f6b84c56419e9cf65a18309711ab342d1513bf85aed402bc3535a70db4395874828f0d35c278dd2eac9c

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.info

                    Filesize

                    116B

                    MD5

                    3d33cdc0b3d281e67dd52e14435dd04f

                    SHA1

                    4db88689282fd4f9e9e6ab95fcbb23df6e6485db

                    SHA256

                    f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b

                    SHA512

                    a4a96743332cc8ef0f86bc2e6122618bfc75ed46781dadbac9e580cd73df89e74738638a2cccb4caa4cbbf393d771d7f2c73f825737cdb247362450a0d4a4bc1

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txt

                    Filesize

                    479B

                    MD5

                    49ddb419d96dceb9069018535fb2e2fc

                    SHA1

                    62aa6fea895a8b68d468a015f6e6ab400d7a7ca6

                    SHA256

                    2af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539

                    SHA512

                    48386217dabf7556e381ab3f5924b123a0a525969ff98f91efb03b65477c94e48a15d9abcec116b54616d36ad52b6f1d7b8b84c49c204e1b9b43f26f2af92da2

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-widevinecdm\4.10.2557.0\manifest.json

                    Filesize

                    372B

                    MD5

                    8be33af717bb1b67fbd61c3f4b807e9e

                    SHA1

                    7cf17656d174d951957ff36810e874a134dd49e0

                    SHA256

                    e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd

                    SHA512

                    6125f60418e25fee896bf59f5672945cd8f36f03665c721837bb50adf5b4dfef2dddbfcfc817555027dcfa90e1ef2a1e80af1219e8063629ea70263d2fc936a7

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll

                    Filesize

                    11.8MB

                    MD5

                    33bf7b0439480effb9fb212efce87b13

                    SHA1

                    cee50f2745edc6dc291887b6075ca64d716f495a

                    SHA256

                    8ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e

                    SHA512

                    d329a1a1d98e302142f2776de8cc2cd45a465d77cb21c461bdf5ee58c68073a715519f449cb673977288fe18401a0abcce636c85abaec61a4a7a08a16c924275

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.lib

                    Filesize

                    1KB

                    MD5

                    688bed3676d2104e7f17ae1cd2c59404

                    SHA1

                    952b2cdf783ac72fcb98338723e9afd38d47ad8e

                    SHA256

                    33899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237

                    SHA512

                    7a0e3791f75c229af79dd302f7d0594279f664886fea228cfe78e24ef185ae63aba809aa1036feb3130066deadc8e78909c277f0a7ed1e3485df3cf2cd329776

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig

                    Filesize

                    1KB

                    MD5

                    937326fead5fd401f6cca9118bd9ade9

                    SHA1

                    4526a57d4ae14ed29b37632c72aef3c408189d91

                    SHA256

                    68a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81

                    SHA512

                    b232f6cf3f88adb346281167ac714c4c4c7aac15175087c336911946d12d63d3a3a458e06b298b41a7ec582ef09fe238da3a3166ff89c450117228f7485c22d2

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\prefs-1.js

                    Filesize

                    6KB

                    MD5

                    a5d93901f76e0929f880ae8eb2c68e65

                    SHA1

                    8f8d6b0fb61b7b03c35f6853326e1cc672db8951

                    SHA256

                    464f452d146948e2aae5c854be12b4ba31ca69f06e4f39eeb156bf7477134a0a

                    SHA512

                    b597a37f15aecd752698bceda7e86c3c84cbd86175b10c0d08312f1d2594ab4c755cbffb65f1d7875481c1cd7ed94cd2e83aa6ca79bab631baa7642aeb789f41

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\prefs-1.js

                    Filesize

                    8KB

                    MD5

                    9bcdb14b02aac60a1648671b0517731b

                    SHA1

                    b8bce3b91d573a25fe00a2f6ae41c6af3697b2b3

                    SHA256

                    c6e7f69b23b51f440966638fc4309a1eba3e59308810ccc73961a92c430d84ea

                    SHA512

                    3ed13406b60d34590c15227cc100342367143a917bdc61232cf503abf3327a93b9a22f5facb7d4b09924ad319b2acbe3272e2ece55b81a82c096775bbac48b3b

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\prefs-1.js

                    Filesize

                    7KB

                    MD5

                    e3be6445a01a2d28664c099b3b1c563f

                    SHA1

                    aca155638051da8d54356bf04f115562a030fab5

                    SHA256

                    39869dcb6d64076584fac4e648e987e9370d804b74c42d5b4f91a12a7e29bf6b

                    SHA512

                    95aa650f3e7f81c3a875818939ebb085bd6e3bf9372eb4f303106f5b3443ff0af2af60364386e0441c860431769575ac91ca777201cef7fd5168c3d006eca278

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\prefs.js

                    Filesize

                    6KB

                    MD5

                    1ec68a198562562a18f755cb43f7a48c

                    SHA1

                    577c5100c7a97653aebe12aa67738c753557e994

                    SHA256

                    1fae6ed7cdabe77eb80e4300bc810b308a1920682058bbb4938bfe1e638a2859

                    SHA512

                    60b13dfb3696d1c1f49ca9419d02f23275e43e32777ba81a92f8238a4d7b229c46c686d9981cf6daba5bef87486867337722c4808ac69ecdbdff593e76ee29fb

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\sessionstore-backups\recovery.jsonlz4

                    Filesize

                    3KB

                    MD5

                    a5d1dd916b2cb4da5d379285fc11ce41

                    SHA1

                    f832d1483197268bb8b69364c7338ca61bc8a0cb

                    SHA256

                    b1dd8866f45fe84e8e8f7434d77a703985ee2d74515aea5fa959eab9b477a7a3

                    SHA512

                    9c3f05e6cfcce14e593845b767d7b162266b57ec4adbcd1bacf4ce614c75cc7871ff26a1f608968738dd602c19b3b345c3087164ce752b166a03f4b7c737fcc1

                  • C:\Users\Admin\Downloads\Ransomware.kUfwTgWf.WannaCry_Plus.zip.part

                    Filesize

                    2.3MB

                    MD5

                    5641d280a62b66943bf2d05a72a972c7

                    SHA1

                    c857f1162c316a25eeff6116e249a97b59538585

                    SHA256

                    ab14c3f5741c06ad40632447b2fc10662d151afb32066a507aab4ec866ffd488

                    SHA512

                    0633bc32fa6d31b4c6f04171002ad5da6bb83571b9766e5c8d81002037b4bc96e86eb059d35cf5ce17a1a75767461ba5ac0a89267c3d0e5ce165719ca2af1752