Analysis

  • max time kernel
    71s
  • max time network
    80s
  • platform
    windows10-1703_x64
  • resource
    win10-20231020-en
  • resource tags

    arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system
  • submitted
    29/10/2023, 16:03

General

  • Target

    https://zelenka.guru/proxy.php?link=https%3A%2F%2Fdisk.yandex.ru%2Fi%2FvEx2tJIK5Un93Q&hash=df626dcf299568b7cac75001e7924454

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 34 IoCs
  • Suspicious use of FindShellTrayWindow 43 IoCs
  • Suspicious use of SendNotifyMessage 26 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://zelenka.guru/proxy.php?link=https%3A%2F%2Fdisk.yandex.ru%2Fi%2FvEx2tJIK5Un93Q&hash=df626dcf299568b7cac75001e7924454
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2600
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ffa78879758,0x7ffa78879768,0x7ffa78879778
      2⤵
        PID:3512
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1912 --field-trial-handle=1760,i,321416616854643233,15318250625119456090,131072 /prefetch:8
        2⤵
          PID:588
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1540 --field-trial-handle=1760,i,321416616854643233,15318250625119456090,131072 /prefetch:2
          2⤵
            PID:4196
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2080 --field-trial-handle=1760,i,321416616854643233,15318250625119456090,131072 /prefetch:8
            2⤵
              PID:1100
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2840 --field-trial-handle=1760,i,321416616854643233,15318250625119456090,131072 /prefetch:1
              2⤵
                PID:4592
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2832 --field-trial-handle=1760,i,321416616854643233,15318250625119456090,131072 /prefetch:1
                2⤵
                  PID:2352
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4796 --field-trial-handle=1760,i,321416616854643233,15318250625119456090,131072 /prefetch:1
                  2⤵
                    PID:4664
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=5316 --field-trial-handle=1760,i,321416616854643233,15318250625119456090,131072 /prefetch:1
                    2⤵
                      PID:4208
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=5548 --field-trial-handle=1760,i,321416616854643233,15318250625119456090,131072 /prefetch:1
                      2⤵
                        PID:3344
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6316 --field-trial-handle=1760,i,321416616854643233,15318250625119456090,131072 /prefetch:8
                        2⤵
                          PID:3808
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6356 --field-trial-handle=1760,i,321416616854643233,15318250625119456090,131072 /prefetch:8
                          2⤵
                            PID:5060
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5704 --field-trial-handle=1760,i,321416616854643233,15318250625119456090,131072 /prefetch:8
                            2⤵
                              PID:2820
                          • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                            "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                            1⤵
                              PID:4940
                            • C:\Windows\system32\NOTEPAD.EXE
                              "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\shably_ot_iwnttoshoot.txt
                              1⤵
                              • Opens file in notepad (likely ransom note)
                              PID:3192

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\070E0202839D9D67350CD2613E78E416

                              Filesize

                              1KB

                              MD5

                              55540a230bdab55187a841cfe1aa1545

                              SHA1

                              363e4734f757bdeb89868efe94907774a327695e

                              SHA256

                              d73494e3446b02167573b3cde3ae1c8584ac26e15e45ac3ec0326708425d90fb

                              SHA512

                              c899cb1d31d3214fd9dc8626a55e40580d3b2224bf34310c2abd85d0f63e2dedaeae57832f048c2f500cb2cbf83683fcb14139af3f0b5251606076cdb4689c54

                            • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\070E0202839D9D67350CD2613E78E416

                              Filesize

                              230B

                              MD5

                              466cd824fc9799a7ee39904543265997

                              SHA1

                              35a16b91dd9bdb853e963b35dee1e49c67527710

                              SHA256

                              e92b8b160e8bd4507eedf2e07166c7c422425fc8243b060bef4b206fd9c39784

                              SHA512

                              11c3d62b7e15dee604b07a15e25080e8a0cf33f7bf4c80451ca536606b2aa397761cfbeb157f6ee272806892c5721d5ae52302b5079f72365771d93ec89358d5

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000011

                              Filesize

                              55KB

                              MD5

                              aa3e4658750b6ce619ed52230360f82f

                              SHA1

                              c7d0801afc1f4823c93648e7dcf7385a1f781a3b

                              SHA256

                              7293807636ccce08bdad8409dc4d8ea2f0608106dc992a7fa6f6fb9e69408159

                              SHA512

                              cb163da4474df49515bdba2879e65b5707b54ec557530a57e8a0f32c4570c73cf71fa1f5c2a5e141b338be60945480ba08619993ccf79ea585dd76ea8b93b25b

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

                              Filesize

                              768B

                              MD5

                              184cb1cca687db12fc18f959b6063d3f

                              SHA1

                              8e1befa62701796c881a9d0c6f875677be197df5

                              SHA256

                              21f0983e0af6f047fed203ce39cd035365af0d061d88170bce6bbc86483a3584

                              SHA512

                              50bc3106e3b87c2ac3a5d924ac3fd0ad4a546959ac321a3bd6bbe29dc09ab0e3f900fd84480eee43bf8e4d8489cfec0050242f5b12bd9994253bad7064b3cc51

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\File System\000\t\Paths\CURRENT

                              Filesize

                              16B

                              MD5

                              46295cac801e5d4857d09837238a6394

                              SHA1

                              44e0fa1b517dbf802b18faf0785eeea6ac51594b

                              SHA256

                              0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                              SHA512

                              8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\File System\001\t\Paths\MANIFEST-000001

                              Filesize

                              41B

                              MD5

                              5af87dfd673ba2115e2fcf5cfdb727ab

                              SHA1

                              d5b5bbf396dc291274584ef71f444f420b6056f1

                              SHA256

                              f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

                              SHA512

                              de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                              Filesize

                              264KB

                              MD5

                              f50f89a0a91564d0b8a211f8921aa7de

                              SHA1

                              112403a17dd69d5b9018b8cede023cb3b54eab7d

                              SHA256

                              b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                              SHA512

                              bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

                              Filesize

                              4KB

                              MD5

                              a2c8a588d896d280c39b5bcff7d07d8c

                              SHA1

                              1af0b356c82d92c0ed036d9f42611d6d67d2ba53

                              SHA256

                              660bd8538ea4d568f6298589e1de2f4adc0391e606e9c9385e1d642e47fa9fcc

                              SHA512

                              bb96085ed51cc085aed60f940d72f572da5e912e06459eb4d108ede10c634e1e427cf26735bd2dc3cb739c119eea36f7d4531289de53d59f12e9ba80ffef702b

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                              Filesize

                              2KB

                              MD5

                              6019e1d5510df9f7c0d4f3a23b5f4087

                              SHA1

                              7c9efc657b13c0c447e68545c6bc9c9ce5a1058d

                              SHA256

                              6fcc0db9bf12d150987bb2e401c5279edd5ac95094259f0fa2c00185fc27bff4

                              SHA512

                              f8c64ab1f180afd1fda94f4ccda8cbc317bcbda08b805b30d54dec4b96e50246759c2f14708af13b5c37f5c622ca27c4bdb41c3fb0438f723ee8f1b28da9ff64

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                              Filesize

                              2KB

                              MD5

                              3afecf796af92c117b66c9a263c095bf

                              SHA1

                              dca3b428af0750ecca9056670f1a1a3a73824f04

                              SHA256

                              46a06b4d0ded75c7b0679eae52766ae2bbe5f54b9280c252966f590840cac348

                              SHA512

                              5cd3980fae951ce3343ad4e48f2ec3a031090993912ae67f50bf0584304d684d0f14d63822600b3b05e6b49dce365433446be10a796845a23a45756aca176f24

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                              Filesize

                              6KB

                              MD5

                              bbd92f13821ec347893ac4f75347d97e

                              SHA1

                              c65d17a2bb758d1c7280aa20b24b3b6f4d201e19

                              SHA256

                              91ce2b355b831ba96dbad0cceebcad08ee03e1f4e2ad5817fc3f8d61a8121c94

                              SHA512

                              011df170a7effd792b627e23c3814da263572d0bdcab28666871077850afaa9da2709e1fdfbcacf943cec15bcc7cad5ed8eceaf96f4edffe6f8179871e7d90d5

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                              Filesize

                              6KB

                              MD5

                              4d9d9534ccde79b403fea4778793aa9a

                              SHA1

                              76c5cef04b32d450712ea1c7cda323925e70829d

                              SHA256

                              aab4510bb94d20fec95c4eb6b86f38657de6334067121b88eb65fc389fdbc296

                              SHA512

                              20803107c8a1b3d61d516ca4b81041563b4fbbd2c76da8e5a854dfa0c2c657077d1fddc74739d7a5f2178a7c255b153211c09755594fcdd3c023c3fe12e9ec49

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                              Filesize

                              209KB

                              MD5

                              8c12db526010ed7be339bd1691eaca90

                              SHA1

                              d4461ab155ab9b3d3208064defb04f2d8544d4f2

                              SHA256

                              2ed0cff9e5969b3710b618a3bb68467d27acccdcc935dd08d023a9bf9caefb28

                              SHA512

                              62166d0e6c1a3dcf9b5f6a0d98761d96293d942def2a7edb940f7f8262b81b055a23540ce7118e33ad2c65812ec1ec379ab847286b873f3be8f86d59ed4deb0d

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                              Filesize

                              209KB

                              MD5

                              e1e375454aaf78117e53300cddcfb017

                              SHA1

                              46ad96ace2ca909c1aa099b8d50881a54957f0db

                              SHA256

                              6677acfd407a5806bf25eb8694a103bd945b4d9b7ffa28f205a8ee007ff2cca0

                              SHA512

                              9aee039268eed925e2863c5108ea71dce314af270ad7ee93ec6c0bb7e447b3f75037c71607de4ed50ef71165d79d6995ace139e7cded97eab8001ec724b6b35e

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                              Filesize

                              2B

                              MD5

                              99914b932bd37a50b983c5e7c90ae93b

                              SHA1

                              bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                              SHA256

                              44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                              SHA512

                              27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

                            • C:\Users\Admin\Downloads\shably_ot_iwnttoshoot.txt.crdownload

                              Filesize

                              10.0MB

                              MD5

                              771312f60fd6d1aa7892742f4f9a691a

                              SHA1

                              af4b682f1e42211fbb921922f61643bfb6ae315b

                              SHA256

                              a29ae1fdc6258953a367a6df534cb408fa397c325264c0a2244c0b8ae398ea5e

                              SHA512

                              2bc9a5c17cdb469297e7da48e356be993d9b6f936f046251ada04e8ca3018086643c12308f4450f94fb88768bd58fae5f3165b981e3e6d184b7b4f23e08f2ad5