Analysis

  • max time kernel
    189s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 18:20

General

  • Target

    8f52fb745d5d98ec80d8159f343886e356bd478ad7bf2addcd55cde1faebece5.exe

  • Size

    47KB

  • MD5

    47745465eab87d74b14632b53cf79e70

  • SHA1

    3aed1513325c9cc0462b3cdc0d38b03098d7a793

  • SHA256

    8f52fb745d5d98ec80d8159f343886e356bd478ad7bf2addcd55cde1faebece5

  • SHA512

    01230016af0e1214813e17f6c7f6794f8196e8bc479c5a8c2d993c4a091d44968fd48b9b9b4a2b120f3f0297640342d37258d05b8b329b4574b0b5b3fbbe55b8

  • SSDEEP

    768:LrZ1wQ/gm2sWUCSSDaXdF+lF7P7J5reaCn+9JO2shY8PLUpb6VPvYqBN6cNFfAXr:Z1w+nWpSY+A37feaCMJDmYsLIb4PvYqy

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand microsoft.
  • 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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f52fb745d5d98ec80d8159f343886e356bd478ad7bf2addcd55cde1faebece5.exe
    "C:\Users\Admin\AppData\Local\Temp\8f52fb745d5d98ec80d8159f343886e356bd478ad7bf2addcd55cde1faebece5.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4416
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=8f52fb745d5d98ec80d8159f343886e356bd478ad7bf2addcd55cde1faebece5.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3920
      • 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=0xf8,0xfc,0x100,0xd4,0x104,0x7ffd85c446f8,0x7ffd85c44708,0x7ffd85c44718
        3⤵
          PID:4724
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2056,17195924856581376492,14801854219308165195,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2072 /prefetch:2
          3⤵
            PID:2280
          • 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=2056,17195924856581376492,14801854219308165195,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2172 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1744
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=8f52fb745d5d98ec80d8159f343886e356bd478ad7bf2addcd55cde1faebece5.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
          2⤵
          • Enumerates system info in registry
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:1416
          • 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=0xf8,0xfc,0x100,0xd4,0x104,0x7ffd85c446f8,0x7ffd85c44708,0x7ffd85c44718
            3⤵
              PID:3004
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2096,732313941997524118,8332942538723121668,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2120 /prefetch:2
              3⤵
                PID:3336
              • 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=2096,732313941997524118,8332942538723121668,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2216 /prefetch:3
                3⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:2364
              • 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=2096,732313941997524118,8332942538723121668,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2668 /prefetch:8
                3⤵
                  PID:2800
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,732313941997524118,8332942538723121668,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3160 /prefetch:1
                  3⤵
                    PID:1168
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,732313941997524118,8332942538723121668,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3164 /prefetch:1
                    3⤵
                      PID:1732
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,732313941997524118,8332942538723121668,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4420 /prefetch:1
                      3⤵
                        PID:3612
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2096,732313941997524118,8332942538723121668,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4752 /prefetch:8
                        3⤵
                          PID:3636
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,732313941997524118,8332942538723121668,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5668 /prefetch:1
                          3⤵
                            PID:3356
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,732313941997524118,8332942538723121668,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5736 /prefetch:1
                            3⤵
                              PID:516
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:3328

                          Network

                          MITRE ATT&CK Enterprise v6

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\80237EE4964FC9C409AAF55BF996A292_E503B048B745DFA14B81FCFC68D6DECE
                            Filesize

                            471B

                            MD5

                            3440eb375c0ced7c152c865a20565dcf

                            SHA1

                            53e768bed9b7a9a29663806364fa406af1df70bb

                            SHA256

                            1d7c8375529c9850492903c29de8e85ffda34250f032882ef3beaf147eb8c343

                            SHA512

                            3a268be9068f887bafec850ad43b3b10556443ce4b23907c9ee2fc08403aa49df1480897b18b84e514aa0f62b8b796de2d0f2f4fa1006ea6b3be8de70b96c97b

                          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\80237EE4964FC9C409AAF55BF996A292_E503B048B745DFA14B81FCFC68D6DECE
                            Filesize

                            446B

                            MD5

                            09fbe1643982b77cec2a5f2877423e14

                            SHA1

                            7dd6b18e022ce69b6bec1337ef481746448d5991

                            SHA256

                            ad194d17b0f44a6c5a4a46a5ad5d5607a78051580c1d0314e90837b8790f387d

                            SHA512

                            4e7c7ccc2e5e2d3267dfdc236ced1ca4cd53f64a7e2cdf5048527e7210078171711920e572ed25eb8858e0ca9c446e936c5c1b21bcb9c99e4306ba5de4d56dc2

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

                            152B

                            MD5

                            d492567d4611438b2f936ddcaa9544ef

                            SHA1

                            ae88af380bbeb5e05a0446163a5434d70710f853

                            SHA256

                            0cba2ccfcfff09f076de767bf8df52485a8ac4b29cd3d14d53b23fdad2da3645

                            SHA512

                            150794b8598594ac00f827996e62d84b9331f1e35386e908485181204e823e8e5802fa543b53aca4d3046d176eaf4ee1dcb4df211589ea2fedac46170f162f48

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

                            152B

                            MD5

                            d492567d4611438b2f936ddcaa9544ef

                            SHA1

                            ae88af380bbeb5e05a0446163a5434d70710f853

                            SHA256

                            0cba2ccfcfff09f076de767bf8df52485a8ac4b29cd3d14d53b23fdad2da3645

                            SHA512

                            150794b8598594ac00f827996e62d84b9331f1e35386e908485181204e823e8e5802fa543b53aca4d3046d176eaf4ee1dcb4df211589ea2fedac46170f162f48

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

                            152B

                            MD5

                            d492567d4611438b2f936ddcaa9544ef

                            SHA1

                            ae88af380bbeb5e05a0446163a5434d70710f853

                            SHA256

                            0cba2ccfcfff09f076de767bf8df52485a8ac4b29cd3d14d53b23fdad2da3645

                            SHA512

                            150794b8598594ac00f827996e62d84b9331f1e35386e908485181204e823e8e5802fa543b53aca4d3046d176eaf4ee1dcb4df211589ea2fedac46170f162f48

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

                            152B

                            MD5

                            18ad3a99cbd5ddc6b806e98374137f92

                            SHA1

                            03b6e4402a81fc0585430539a6d4a208b6ca9020

                            SHA256

                            b4f8afdb8ec7975ab4f4bff3a5c1fcab389dee2b9eb38b9603099d500457145f

                            SHA512

                            faabf3e957ee6516f8e66a1decfb2279e3923f63d0bc3f4f6aa5082b84feba57e48d0c631800b962567313b26d6cb92192a29eef6faf7b0be01894233b4929b0

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

                            152B

                            MD5

                            18ad3a99cbd5ddc6b806e98374137f92

                            SHA1

                            03b6e4402a81fc0585430539a6d4a208b6ca9020

                            SHA256

                            b4f8afdb8ec7975ab4f4bff3a5c1fcab389dee2b9eb38b9603099d500457145f

                            SHA512

                            faabf3e957ee6516f8e66a1decfb2279e3923f63d0bc3f4f6aa5082b84feba57e48d0c631800b962567313b26d6cb92192a29eef6faf7b0be01894233b4929b0

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

                            2KB

                            MD5

                            6342feed7bf82de1753327912f433369

                            SHA1

                            f44f7efa6e27b822f94114e4ff4596f401702ab0

                            SHA256

                            15011648056a446c48a1b397f50ef119dfbe2bcfde5763b0b236cd71b2975155

                            SHA512

                            3a0b9b5588bf9e1b69a1bcec8d40152b25c028e6a7eba61d70f5c899001ece065c45d239db2bed26300df680aae5e51a27717d16af8bc42e786593bede9d3986

                          • \??\pipe\LOCAL\crashpad_1416_BUSRDBHJCCSTSZXB
                            MD5

                            d41d8cd98f00b204e9800998ecf8427e

                            SHA1

                            da39a3ee5e6b4b0d3255bfef95601890afd80709

                            SHA256

                            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                            SHA512

                            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                          • \??\pipe\LOCAL\crashpad_3920_FLOOFMYGSVNXJGAB
                            MD5

                            d41d8cd98f00b204e9800998ecf8427e

                            SHA1

                            da39a3ee5e6b4b0d3255bfef95601890afd80709

                            SHA256

                            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                            SHA512

                            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                          • memory/516-167-0x0000000000000000-mapping.dmp
                          • memory/1168-156-0x0000000000000000-mapping.dmp
                          • memory/1416-135-0x0000000000000000-mapping.dmp
                          • memory/1732-158-0x0000000000000000-mapping.dmp
                          • memory/1744-147-0x0000000000000000-mapping.dmp
                          • memory/2280-145-0x0000000000000000-mapping.dmp
                          • memory/2364-146-0x0000000000000000-mapping.dmp
                          • memory/2800-151-0x0000000000000000-mapping.dmp
                          • memory/3004-136-0x0000000000000000-mapping.dmp
                          • memory/3336-143-0x0000000000000000-mapping.dmp
                          • memory/3356-165-0x0000000000000000-mapping.dmp
                          • memory/3612-160-0x0000000000000000-mapping.dmp
                          • memory/3636-163-0x0000000000000000-mapping.dmp
                          • memory/3920-133-0x0000000000000000-mapping.dmp
                          • memory/4416-132-0x0000000000520000-0x0000000000530000-memory.dmp
                            Filesize

                            64KB

                          • memory/4416-138-0x0000000000520000-0x0000000000530000-memory.dmp
                            Filesize

                            64KB

                          • memory/4724-134-0x0000000000000000-mapping.dmp