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Resubmissions

18/03/2024, 13:35

240318-qvwa9ahh84 10

18/03/2024, 13:32

240318-qs3mjsae5v 10

Analysis

  • max time kernel
    95s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/03/2024, 13:32

General

  • Target

    https://github.com/Hacker2425/Ransomware-Builder

Score
10/10

Malware Config

Signatures

  • Chaos

    Ransomware family first seen in June 2021.

  • Chaos Ransomware 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://github.com/Hacker2425/Ransomware-Builder
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1812
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffcb21046f8,0x7ffcb2104708,0x7ffcb2104718
      2⤵
        PID:3156
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2212 /prefetch:2
        2⤵
          PID:1996
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2272 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4408
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2800 /prefetch:8
          2⤵
            PID:4000
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3412 /prefetch:1
            2⤵
              PID:1864
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3424 /prefetch:1
              2⤵
                PID:4956
              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5464 /prefetch:8
                2⤵
                  PID:3964
                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5464 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:4876
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5116 /prefetch:8
                  2⤵
                    PID:3024
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5628 /prefetch:1
                    2⤵
                      PID:1992
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5020 /prefetch:8
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:812
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=1664 /prefetch:1
                      2⤵
                        PID:5172
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5788 /prefetch:1
                        2⤵
                          PID:5180
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5560 /prefetch:1
                          2⤵
                            PID:5380
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8890396605721382679,14781374561327370860,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6368 /prefetch:1
                            2⤵
                              PID:5388
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:1556
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:4616
                              • C:\Windows\System32\rundll32.exe
                                C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                                1⤵
                                  PID:5140
                                • C:\Users\Admin\AppData\Local\Temp\Temp1_Ransomware-Builder-main.zip\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe
                                  "C:\Users\Admin\AppData\Local\Temp\Temp1_Ransomware-Builder-main.zip\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe"
                                  1⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:5616

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                  Filesize

                                  152B

                                  MD5

                                  fd7944a4ff1be37517983ffaf5700b11

                                  SHA1

                                  c4287796d78e00969af85b7e16a2d04230961240

                                  SHA256

                                  b54b41e7ce5600bc653aa7c88abb666976872b2d5e2d657bfc1147a0b49e9d74

                                  SHA512

                                  28c58a2ccf39963a8d9f67ea5b93dbccf70b0109b2c8a396a58389cdec9db1205523a95730485bcbc9d533867cbf0e7167ad370fd45740e23656d01d96ee543b

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                  Filesize

                                  152B

                                  MD5

                                  a774512b00820b61a51258335097b2c9

                                  SHA1

                                  38c28d1ea3907a1af6c0443255ab610dd9285095

                                  SHA256

                                  01946a2d65e59b66ebc256470ff4861f32edee90a44e31bf67529add95cafef4

                                  SHA512

                                  ce109be65060a5e7a872707c6c2ccce3aacd577e59c59d6e23e78d03e3d502f2707713fda40a546ed332e41a56ef90297af99590a5ab02f686a58bcbf3a82da1

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                                  Filesize

                                  1KB

                                  MD5

                                  cd1b4b3a1bc50df4cf197a997552d877

                                  SHA1

                                  3e3ac34e9fa6f077034ecc3f32a9bd94edea4ee5

                                  SHA256

                                  7e9de3141c1c1fbcf64361a91dd268caece59aa2ed8ef03b1362c781136cd87d

                                  SHA512

                                  c50fb69073d04f3d3e98cae81be313f2c603b7a63c9b22bb212f8e317c3dc15ccb6bd7e025c07f10253ad71a1e81ba90ae1888a624ab2d6db97c961602c4ea94

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                                  Filesize

                                  111B

                                  MD5

                                  807419ca9a4734feaf8d8563a003b048

                                  SHA1

                                  a723c7d60a65886ffa068711f1e900ccc85922a6

                                  SHA256

                                  aa10bf07b0d265bed28f2a475f3564d8ddb5e4d4ffee0ab6f3a0cc564907b631

                                  SHA512

                                  f10d496ae75db5ba412bd9f17bf0c7da7632db92a3fabf7f24071e40f5759c6a875ad8f3a72bad149da58b3da3b816077df125d0d9f3544adba68c66353d206c

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                                  Filesize

                                  573B

                                  MD5

                                  cc4d73e34e4e3f8e986a319af7c94bb6

                                  SHA1

                                  b0340d1365533d7e2e943bcc91afd9563af194e8

                                  SHA256

                                  0b4ad4ab83c5cd2828bd8c66c76d18b77b8b6157409a6cbf1704bd793d3b4e29

                                  SHA512

                                  6ee164ae203e27226a00cb5790b8f66726589c191ccdc6c8e7d612fb47b8aecbcb346dfdb40b488f837b46d090b113f88379bb877191258ada8c07c04d285f9a

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                  Filesize

                                  6KB

                                  MD5

                                  aad0de95395fd2fde250a4e2b0dc643f

                                  SHA1

                                  1903681329b374f31dcbda7ee7f73db20758b39b

                                  SHA256

                                  3588a330fc28b60fc6c053f07a2ae55fc2644945fe953694402ee714e408bbc7

                                  SHA512

                                  808b5fe59b5b51beb2a8a46509675153e67f6318ab10c7efc5d653204caa28fe79c8a8d08950a12b85ca7b97fcdfb6f4c2bbf5e472c263745587d6a50c157e1d

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                  Filesize

                                  6KB

                                  MD5

                                  5ce57d970130c506ae21800984de01d4

                                  SHA1

                                  11848a716097ee96dcb0aa37beccb789cba018e7

                                  SHA256

                                  5e467ac24d9c2efbd3d92f62fb5b4ad9b5f7841ac8834d492a62fa6793cb7d47

                                  SHA512

                                  eeae5dc91c0e2d6cdcf491273f0f227db51a468140b0c66b3cca6c4ea7b2e1ba1f355039b3e34c3b91c6af73eff40fe1e65f02584f91ec66265db818bdd7d38f

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                  Filesize

                                  6KB

                                  MD5

                                  4cdbc5da1aeed35ed3d451aae6ba8ffc

                                  SHA1

                                  26f2111acba4cbba275f237ea5c519c502b4245b

                                  SHA256

                                  5b7745e053414c827388c52083867d854f0916f6d050b2d98820c8d47206a9d0

                                  SHA512

                                  aaf92f21ef93cde9af9fcc483cd9602471cc99a03e504319d9dd8c773b4012790830f77b91f80bcd2dc2e0c46c08a336de267a9d3cae4d6471b688ff361f389a

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity

                                  Filesize

                                  1KB

                                  MD5

                                  cfd13f1b05c0239ba900c53a2d17bd8c

                                  SHA1

                                  d8acf7b238ec410b28353f19185e8d161a85880a

                                  SHA256

                                  e02920dcc84fd6ca4c368953c213880f1074580deaf1602a15e2feb8b5d79dd2

                                  SHA512

                                  3136a1b44581f28d703bd0d04690c88f463c931ccd813111da8818d2361eca9839b51fee4286ede3d82afa65fd297cf1b3a4ba0fbee94fe5e0f281474ca3f0ac

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity~RFe57c0a0.TMP

                                  Filesize

                                  707B

                                  MD5

                                  dac9ce43fd5ec12a49caa07a653d767f

                                  SHA1

                                  0335bc6cdd4e64ea63564c6afc41effe9afc7981

                                  SHA256

                                  08083b8be2fc3f5acedde73ef4352257938dce72a0eb4f1867f042314abcdc83

                                  SHA512

                                  cb5599048b7ec31500804e2983bc1875215cb2127fb2c3a6723d9a01643df0360139d42fb60845e3ddc6d73c9bc3690690450adccf0ce6cc6c3304a7e82476b3

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                  Filesize

                                  16B

                                  MD5

                                  6752a1d65b201c13b62ea44016eb221f

                                  SHA1

                                  58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                  SHA256

                                  0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                  SHA512

                                  9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                  Filesize

                                  11KB

                                  MD5

                                  a437fa5928eacee78e894e7138168d92

                                  SHA1

                                  5554966bd0d09c79b7efac81282c87c7da1c38f1

                                  SHA256

                                  e39039c06d3dfed7ee8d36ba8c4c79f5ac35cd5c97341d18950a31ca95d2ec93

                                  SHA512

                                  67cbfd85ce615703e31fad441dbc6198e4d978a4ae7bde25bfe75f43ac2404451af242f9ba2d546098fc1288f8cadb93f4efad838e15d6fdd99ee8e019a92df8

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                  Filesize

                                  11KB

                                  MD5

                                  9e6a4bbe1d270bf9e712d178023a9440

                                  SHA1

                                  33249fdbb954ec512383bcd0bd74e87dd5cb1f8e

                                  SHA256

                                  741b8d7e0208b33cdc1f0caaeecc16cb0d5be3d09205d380167ac8d06cee790f

                                  SHA512

                                  3668d490dd87dd82d261c3a320199dd7b6eb407eb6e5cc0002e197eda1fa7f7bb60a56ed7d28173af00c60e313b896b0b0b3276085c7d91c8be15ec7c480dc0a

                                • C:\Users\Admin\Downloads\Ransomware-Builder-main.zip

                                  Filesize

                                  131KB

                                  MD5

                                  2f859950b215f4eee1e00bbe39207212

                                  SHA1

                                  31593e690a1e02c5a19f24d65b2ab0022c136a0e

                                  SHA256

                                  4b19ad3ef396d68d4ad5457be25ca636d22e1bd848d3e4a5211b71da58f016b6

                                  SHA512

                                  4948afdce16b45abed05df9d093ce7286637beedf7fd5d1f1915638914ad1437321128b125653849c27161d1994acaa8a648207a326af922f7a4d59740d94d48

                                • memory/5616-241-0x00007FFC9DA50000-0x00007FFC9E511000-memory.dmp

                                  Filesize

                                  10.8MB

                                • memory/5616-212-0x000000001BCA0000-0x000000001BCB0000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/5616-213-0x000000001BCA0000-0x000000001BCB0000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/5616-211-0x000000001BCA0000-0x000000001BCB0000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/5616-204-0x0000000000F80000-0x000000000100E000-memory.dmp

                                  Filesize

                                  568KB

                                • memory/5616-242-0x000000001BCA0000-0x000000001BCB0000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/5616-245-0x000000001BCA0000-0x000000001BCB0000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/5616-246-0x000000001BCA0000-0x000000001BCB0000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/5616-210-0x00007FFC9DA50000-0x00007FFC9E511000-memory.dmp

                                  Filesize

                                  10.8MB

                                • memory/5616-278-0x000000001BCA0000-0x000000001BCB0000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/5616-280-0x00007FFC9DA50000-0x00007FFC9E511000-memory.dmp

                                  Filesize

                                  10.8MB