Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/05/2024, 14:23

General

  • Target

    templ.txt

  • Size

    113B

  • MD5

    f0db452208152351fe13320e5432b5ca

  • SHA1

    95a98ef45ba0015ba4db38ba92996d5b4667c11c

  • SHA256

    fb292a5091e08ee6958a875f73cf30b44ed36d2f40d6098a28979835d8d03b23

  • SHA512

    73a7f9e472ab85be11b3681dfb6e2ea986b4514a0e4f517011ee15633dbaf9fbac13f67f4c53f0efe99f253ffd7282007978e49f4da1f8deeb201a5b7f8a633f

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 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\NOTEPAD.EXE
    C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\templ.txt
    1⤵
    • Opens file in notepad (likely ransom note)
    PID:2800
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    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:4156
    • 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=110.0.5481.104 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffc110eab58,0x7ffc110eab68,0x7ffc110eab78
      2⤵
        PID:4924
      • 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=1676 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:2
        2⤵
          PID:5024
        • 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=2144 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:8
          2⤵
            PID:1968
          • 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=service --mojo-platform-channel-handle=2256 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:8
            2⤵
              PID:4508
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --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=2976 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:1
              2⤵
                PID:4488
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2984 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:1
                2⤵
                  PID:3284
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4332 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:1
                  2⤵
                    PID:4016
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4548 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:8
                    2⤵
                      PID:2892
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4656 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:8
                      2⤵
                        PID:3724
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=4736 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:1
                        2⤵
                          PID:5052
                        • 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=4264 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:8
                          2⤵
                            PID:844
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4824 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:8
                            2⤵
                              PID:2468
                            • 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=3392 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:8
                              2⤵
                                PID:2436
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --mojo-platform-channel-handle=2764 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:1
                                2⤵
                                  PID:448
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --mojo-platform-channel-handle=3144 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:1
                                  2⤵
                                    PID:1240
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4784 --field-trial-handle=1900,i,5064081984256265999,9666143199865962529,131072 /prefetch:2
                                    2⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:436
                                • C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
                                  "C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
                                  1⤵
                                    PID:2756

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

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

                                          Filesize

                                          240B

                                          MD5

                                          642e7a57c626c3623be6e3dfa625ab1f

                                          SHA1

                                          1c484a5b38d1c78ff986dfc6a525db62972b2c58

                                          SHA256

                                          4106c1cde84b746849d8be1d1e58546528cb916d52e12930b422a0be75a39f50

                                          SHA512

                                          5e04ea8959eeb919999e0501551310dfb4984f862e877377a3d9966f817724131beabf68051647a7aed87cb88c8b2b30b373c4ced8c8b5c1ff7c3a2a72fc15e6

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

                                          Filesize

                                          4KB

                                          MD5

                                          fff0190959080e8d13dead9a0505485c

                                          SHA1

                                          08ed14e44159e00b8e36dcf4fff4d19e1bab1647

                                          SHA256

                                          cb488d789f7a4f8366bdf62aa3af497b5c932bbe592efc625d9337957ea0df68

                                          SHA512

                                          6aa1e21f6aca8550e2ae176c9012a27ced6855abcbc3a68c178440d118e5b140ad568f80afd3e66b1e4098c569ae856cffdb03d0a45cf580292bbfef4c853dd9

                                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

                                          Filesize

                                          2B

                                          MD5

                                          d751713988987e9331980363e24189ce

                                          SHA1

                                          97d170e1550eee4afc0af065b78cda302a97674c

                                          SHA256

                                          4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                                          SHA512

                                          b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

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

                                          Filesize

                                          1KB

                                          MD5

                                          5c891511d68f957ebeeb9d6c43d6bda0

                                          SHA1

                                          cfc15274c3b0240a20885b5dac96e0b20337c70d

                                          SHA256

                                          91aba60504f18fc22d5dbcc7dd95196d9585b90c2a0c0afbc8d405b36ef48e15

                                          SHA512

                                          6351780ac4cedc82f671a81dc9f560c9142b4478d19f08fdde54538ff686a1b6c57d0fc4a60e9057822c6a4679788608af72ecf9522bbd5bea2b618d0d75a074

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

                                          Filesize

                                          6KB

                                          MD5

                                          7eed570cb462a0a44ac75b46f06783e8

                                          SHA1

                                          29bdc6015329662d616cb9e447a56da3fee9a608

                                          SHA256

                                          8433fa9e0830972a28d9530810858da8ab481e677db8d739ec6dc83b4f3826d8

                                          SHA512

                                          81f0adff367ed2fa5099719314a88ae30892ec7fb33ad431dc10bd4e2c9cd27900fb38f37f97067abae172135b5c7b7ccaa2e2ead4b59d5ac61da0c841399bb3

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

                                          Filesize

                                          7KB

                                          MD5

                                          ff2fb7804c2e54f4bb6024095ce7e1a2

                                          SHA1

                                          5e64d5402b143b733f831b0bf6994ab8898c7588

                                          SHA256

                                          db99e7271901c7011ad7525a72864732f305b4101a09406851fdfaa4093fc706

                                          SHA512

                                          e373ccbb67bc194c36f0bcf161a818107977fec01d21f22535751049f4f2c0fc68afd49d1006788f5758cd95a5503751c929225f635ce56b07e57e51588998e7

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

                                          Filesize

                                          16KB

                                          MD5

                                          1b6458d6e3eee8ae385c3ce0afb59ab5

                                          SHA1

                                          5c1ec4219b7986084e669c1f35bcc0e6b09e552f

                                          SHA256

                                          f475f58b58acc7715f4241f54e19c8248d546f197c7a2a3c03a9eb66e1a37748

                                          SHA512

                                          8f41d0d7fc2d8031c73f1ccd1c9b69241ffdf93fbdf150232e2e44c81738af3ef1d5c9510efcfd4bef9e49f638ee1e0267fefa2739d4db5257c54ba16f33df38

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

                                          Filesize

                                          260KB

                                          MD5

                                          53d25b180d293489416842effc288bd9

                                          SHA1

                                          1ee5bbfbad9d8fd734a537e23a9f0f3fe07a43eb

                                          SHA256

                                          a4e078f986d5d81aaa78cb8e9da649fdd340d0342a8768eb99a37646825abf0e

                                          SHA512

                                          9101175fa5ea32a7337c12f84227ed37a54becf99ba1202bb0f8a72cc8530df72f9b96364e780fa698c0d7b5a8bf9ae49fa96b0acd6c49ef75565bc014af315b

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

                                          Filesize

                                          260KB

                                          MD5

                                          0802242188e373ea274244e74621e189

                                          SHA1

                                          fe4f728c897cb9b835fc85b55b80f64209cfe8ef

                                          SHA256

                                          20f47f7c590face53911ca94cbce534062dd281e629fd1d0dc90f92d20b9e0d0

                                          SHA512

                                          65c527c335373911ce620bbc6358d073883a523b6827736be482baf4108e3d75d1d001e28815475841036087c74e7b4ef838dcfcadbdb9accb9339f16908d183