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Resubmissions

26/03/2023, 15:20

230326-sq9zysha28 3

26/03/2023, 15:09

230326-sjr6kaah31 3

Analysis

  • max time kernel
    37s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    26/03/2023, 15:20

General

  • Target

    up_8_2.ahk

  • Size

    442B

  • MD5

    42582911b78451b468ecbceac5546770

  • SHA1

    5b4301d65006e68896a8d621287fe88505498bf2

  • SHA256

    e8a4adfbc1a9f80c4a713696262b55f0ae8c491e22487d5cba3eb72c520283bb

  • SHA512

    ebd84ae7e7cdf7206edd8aec99468475ab96302cdc5d2a26ecb797c016da0db98abc22574ca1134ae7584cb612b5777668328ef4498a66d24079a86beb23c385

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 34 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\up_8_2.ahk
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\up_8_2.ahk
      2⤵
      • Modifies registry class
      PID:1916
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:688
    • 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=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef72c9758,0x7fef72c9768,0x7fef72c9778
      2⤵
        PID:1676
      • 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=1212 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:2
        2⤵
          PID:1116
        • 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=1524 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:8
          2⤵
            PID:1444
          • 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=1632 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:8
            2⤵
              PID:1320
            • 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=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2300 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:1
              2⤵
                PID:1680
              • 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=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2360 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:1
                2⤵
                  PID:1592
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1372 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:2
                  2⤵
                    PID:2096
                  • 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=2252 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:1
                    2⤵
                      PID:2196
                    • 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=3944 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:8
                      2⤵
                        PID:2224
                      • 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=4052 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:8
                        2⤵
                          PID:2264
                        • 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=4144 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:1
                          2⤵
                            PID:2420
                          • 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=4432 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:1
                            2⤵
                              PID:2772
                            • 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=4552 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:1
                              2⤵
                                PID:2936
                              • 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=14 --mojo-platform-channel-handle=4280 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:1
                                2⤵
                                  PID:2280
                                • 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=15 --mojo-platform-channel-handle=4244 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:1
                                  2⤵
                                    PID:2608
                                  • 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=16 --mojo-platform-channel-handle=4424 --field-trial-handle=1296,i,7793896627967020173,8102593997347960356,131072 /prefetch:1
                                    2⤵
                                      PID:2256
                                  • 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=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef72c9758,0x7fef72c9768,0x7fef72c9778
                                    1⤵
                                      PID:1932
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe"
                                      1⤵
                                        PID:1404
                                      • 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:1292
                                        • C:\Windows\explorer.exe
                                          "C:\Windows\explorer.exe"
                                          1⤵
                                            PID:2740
                                          • C:\Windows\system32\AUDIODG.EXE
                                            C:\Windows\system32\AUDIODG.EXE 0x1c8
                                            1⤵
                                              PID:2880

                                            Network

                                            MITRE ATT&CK Enterprise v6

                                            Replay Monitor

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                                            Downloads

                                            • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

                                              Filesize

                                              61KB

                                              MD5

                                              e71c8443ae0bc2e282c73faead0a6dd3

                                              SHA1

                                              0c110c1b01e68edfacaeae64781a37b1995fa94b

                                              SHA256

                                              95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

                                              SHA512

                                              b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

                                            • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                                              Filesize

                                              342B

                                              MD5

                                              774fad1a9eb0066535aa0face4806d3e

                                              SHA1

                                              ca208aebff9e7ef05c2451d567c072bcdedc7c10

                                              SHA256

                                              d4a6a20742e33bcaa573b0e85ea118e9242c58632ba44dc5c832feed50ab4e91

                                              SHA512

                                              98a059e7d8ec57dafd06012f5a20d917b66aee7ed53827d49f80c3629c01034742c2eb5b18e5d7e433d45e975065fdee79d0799e2bcd98214b9e333b5b4050ce

                                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad\settings.dat

                                              Filesize

                                              40B

                                              MD5

                                              d33b61c2fc1dd881d02d27617d77b65e

                                              SHA1

                                              5a3f6949857e1787a99c912577346ff6000fedd2

                                              SHA256

                                              983865fa820512337344a27d32709dbd2cbea157fe5b9ed8a7f29c8875013f59

                                              SHA512

                                              8ecfa11596f65b25ac4838aaa6aacb5468488fd1345c269b19c37c265d29adcb4b42da5555c0c1518a6b720868ecd4d2acd26872d601ab92693a433fae15592c

                                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad\settings.dat

                                              Filesize

                                              40B

                                              MD5

                                              d33b61c2fc1dd881d02d27617d77b65e

                                              SHA1

                                              5a3f6949857e1787a99c912577346ff6000fedd2

                                              SHA256

                                              983865fa820512337344a27d32709dbd2cbea157fe5b9ed8a7f29c8875013f59

                                              SHA512

                                              8ecfa11596f65b25ac4838aaa6aacb5468488fd1345c269b19c37c265d29adcb4b42da5555c0c1518a6b720868ecd4d2acd26872d601ab92693a433fae15592c

                                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad\settings.dat

                                              Filesize

                                              40B

                                              MD5

                                              d33b61c2fc1dd881d02d27617d77b65e

                                              SHA1

                                              5a3f6949857e1787a99c912577346ff6000fedd2

                                              SHA256

                                              983865fa820512337344a27d32709dbd2cbea157fe5b9ed8a7f29c8875013f59

                                              SHA512

                                              8ecfa11596f65b25ac4838aaa6aacb5468488fd1345c269b19c37c265d29adcb4b42da5555c0c1518a6b720868ecd4d2acd26872d601ab92693a433fae15592c

                                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\46077536-b011-4e18-974b-47ed11c22577.tmp

                                              Filesize

                                              4KB

                                              MD5

                                              0d4138e6739c10053e8b0ad3806e2adb

                                              SHA1

                                              50174b0bc487598f52e6ea1107ba598e97e914d3

                                              SHA256

                                              8b1ee636eafdb14496142f531cb49d04a6376b842abc6a0aae2d3329c8256ee9

                                              SHA512

                                              9e6396ab60b209c1576c2294a129a5640ede134dc461106905b3aa8c75ae4704e42c81a026370a7dc776ca160e1086023343c5bf809992665ca39fa04eac95ae

                                            • 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\TransportSecurity

                                              Filesize

                                              363B

                                              MD5

                                              47815c178861f84bd517808c0e924c6c

                                              SHA1

                                              46fadbcd70f530369554594747854671969ab605

                                              SHA256

                                              46dc8aea599a28c26e654f84b53c127a95eccfa6ff6fe2b2cbb2f8c2d168834f

                                              SHA512

                                              59cb776380c369884397f09f3072ccf191ba4d28cb82163d87b82217cca67df45dead5a1ccc0fa3dbc89806a1514da382dff2d20b2413d589c6f67926da5ea16

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

                                              Filesize

                                              4KB

                                              MD5

                                              d9567a725ff83bbce043083b41518b32

                                              SHA1

                                              5b7388012358e90b13fab951e2118b23a1420409

                                              SHA256

                                              3f23be67751a2d889d9ecb58fed7cac727e8c70e76a90d49d4f6c92e15f9752a

                                              SHA512

                                              64930524fadf2661593dcc91a7eb92b2cb506d50ee28cfc720dabd16d2e81a80009007f7f7ffaf817e9dc820a616c64e84d91cdcbf2feb14e7aac57ea57ca790

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

                                              Filesize

                                              4KB

                                              MD5

                                              e9404a0dcbfbf6effc29185ba7f9c433

                                              SHA1

                                              8e193cf50c7ad2f8a8b5e40f4c06a6ba80998f60

                                              SHA256

                                              fb3b3db1d29cb8d9caa9f8b0e9d3081cc256206f29a57f786b490d77a09e2039

                                              SHA512

                                              20282c5c15010fab583547f42326df1514bbeefc1a96eb2f64d974ae4b9bf5680fed78d0d15417ab4f37cf3729696372760405f51db1d9c74747a3cd67e95690

                                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000004.dbtmp

                                              Filesize

                                              16B

                                              MD5

                                              6752a1d65b201c13b62ea44016eb221f

                                              SHA1

                                              58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                              SHA256

                                              0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                              SHA512

                                              9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                                            • C:\Users\Admin\AppData\Local\Temp\Cab78AC.tmp

                                              Filesize

                                              61KB

                                              MD5

                                              fc4666cbca561e864e7fdf883a9e6661

                                              SHA1

                                              2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

                                              SHA256

                                              10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

                                              SHA512

                                              c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

                                            • C:\Users\Admin\AppData\Local\Temp\Tar78ED.tmp

                                              Filesize

                                              161KB

                                              MD5

                                              73b4b714b42fc9a6aaefd0ae59adb009

                                              SHA1

                                              efdaffd5b0ad21913d22001d91bf6c19ecb4ac41

                                              SHA256

                                              c0cf8cc04c34b5b80a2d86ad0eafb2dd71436f070c86b0321fba0201879625fd

                                              SHA512

                                              73af3c51b15f89237552b1718bef21fd80788fa416bab2cb2e7fb3a60d56249a716eda0d2dd68ab643752272640e7eaaaf57ce64bcb38373ddc3d035fb8d57cd

                                            • C:\Users\Admin\AppData\Local\Temp\Tar7F0B.tmp

                                              Filesize

                                              161KB

                                              MD5

                                              be2bec6e8c5653136d3e72fe53c98aa3

                                              SHA1

                                              a8182d6db17c14671c3d5766c72e58d87c0810de

                                              SHA256

                                              1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

                                              SHA512

                                              0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff