Analysis

  • max time kernel
    190s
  • max time network
    195s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 20:11

General

  • Target

    a8128310969125b67559a17c51ab1c984cf4d149dc3ed804f0baa081e75c8fac.exe

  • Size

    858KB

  • MD5

    d76fbde623b052c3c940c94057638674

  • SHA1

    ea07fc37344c21167f4a636fa0d3a00533eb63a3

  • SHA256

    a8128310969125b67559a17c51ab1c984cf4d149dc3ed804f0baa081e75c8fac

  • SHA512

    d5e01c3105873a4de40e7ccec37f66b7980751e7d996e702c9a29fb53dfcfb86b712c59322787dead5bd19011128fdf95aed2f90d92b4ccd4c5de19ab390270a

  • SSDEEP

    24576:k2O/GlsJaMB1zTs47A+Wa73aRvVpHpusGgI:Gh337q/pJMF

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • 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 8 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\a8128310969125b67559a17c51ab1c984cf4d149dc3ed804f0baa081e75c8fac.exe
    "C:\Users\Admin\AppData\Local\Temp\a8128310969125b67559a17c51ab1c984cf4d149dc3ed804f0baa081e75c8fac.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Users\Admin\AppData\Local\Temp\sKRafsQwf\imm.exe
      "C:\Users\Admin\AppData\Local\Temp\sKRafsQwf\imm.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2328
      • C:\Users\Admin\AppData\Local\Temp\sKRafsQwf\imm.exe
        "C:\Users\Admin\AppData\Local\Temp\sKRafsQwf\imm.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:100
        • 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=imm.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
          4⤵
          • Enumerates system info in registry
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:1636
          • 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,0x100,0x104,0xf8,0x108,0x7ffa972b46f8,0x7ffa972b4708,0x7ffa972b4718
            5⤵
              PID:2312
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2124,6652919964992207249,5125459564072874799,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2132 /prefetch:2
              5⤵
                PID:3708
              • 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=2124,6652919964992207249,5125459564072874799,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2184 /prefetch:3
                5⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:4344
              • 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=2124,6652919964992207249,5125459564072874799,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2500 /prefetch:8
                5⤵
                  PID:2004
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,6652919964992207249,5125459564072874799,131072 --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=3268 /prefetch:1
                  5⤵
                    PID:3388
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,6652919964992207249,5125459564072874799,131072 --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=3284 /prefetch:1
                    5⤵
                      PID:3208
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,6652919964992207249,5125459564072874799,131072 --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=4356 /prefetch:1
                      5⤵
                        PID:2468
                      • 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=2124,6652919964992207249,5125459564072874799,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5700 /prefetch:8
                        5⤵
                          PID:2404
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,6652919964992207249,5125459564072874799,131072 --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=5864 /prefetch:1
                          5⤵
                            PID:4632
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,6652919964992207249,5125459564072874799,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5940 /prefetch:1
                            5⤵
                              PID:3336
                          • 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=imm.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                            4⤵
                            • Suspicious use of WriteProcessMemory
                            PID:4804
                            • 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,0x100,0xd4,0x104,0x7ffa972b46f8,0x7ffa972b4708,0x7ffa972b4718
                              5⤵
                                PID:2912
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,11791974616649087088,10423240700657293633,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2136 /prefetch:2
                                5⤵
                                  PID:4756
                                • 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=2116,11791974616649087088,10423240700657293633,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2188 /prefetch:3
                                  5⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:4348
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:2856

                          Network

                          MITRE ATT&CK Matrix ATT&CK v6

                          Discovery

                          Query Registry

                          2
                          T1012

                          System Information Discovery

                          3
                          T1082

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\80237EE4964FC9C409AAF55BF996A292_C0427F5F77D9B3A439FC620EDAAB6177
                            Filesize

                            471B

                            MD5

                            8212d70c86ce431d59072c64f70a8279

                            SHA1

                            b221f0de1fb741bff50d0536566f1a9602757ee1

                            SHA256

                            b43ab742a745a5293b46de337819f22995835f52e29656ff8fb2eb5a1f569229

                            SHA512

                            08925c1502691ca0eebc03dcf82ba0efba59a3c480edbe7ace5632fcd2cb4d03895bb3babd41effa627b162bd3d88d51b8daeeadd657e49d39b4ebb202281d0e

                          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\80237EE4964FC9C409AAF55BF996A292_C0427F5F77D9B3A439FC620EDAAB6177
                            Filesize

                            442B

                            MD5

                            fd9e641625011c7e31998bfd391e9cbd

                            SHA1

                            5d6bce84705e90d216fc599c01bff2b629bc1c78

                            SHA256

                            1e93ec28628249e68cb097f036816b5877d47eeab6cbc7df96a5aa344d3c2819

                            SHA512

                            fbf6898180495774fd83390332d4c42ba82dcc03abc063fda6632d83996f6eeaba4e4e95a2e8b46c4f26f49030be641b2759e2b97501e0332763d435e870eb32

                          • 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\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

                            27659d3885e0ca1eca9554dbd0e4d645

                            SHA1

                            6638036a0795fd6af35dacab5b685805492d5d19

                            SHA256

                            df9fc4371e5896484fa07b7b93bbc3ab67afd9c1e79bdf707e156a0b73d8ce8d

                            SHA512

                            015296591139866f41974282b6df4e9d604de17b92ab26ba05f7d03c8597f1f3352405e51e94e3494ef8bf3ab40fb75be146a4c0498f528aaed28d53de2845c6

                          • C:\Users\Admin\AppData\Local\Temp\sKRafsQwf\imm.exe
                            Filesize

                            1.4MB

                            MD5

                            3fe127f1b3b06c6c6bc7498adf4673f2

                            SHA1

                            feddf720650425f77a36de4e9f635070894fb61d

                            SHA256

                            c29d0bb31522c51943b1a3af73febea5503e8209ded7eeda0fd839bf0620580e

                            SHA512

                            db18cfe9b2db8876b19080d747c7bd44c89dc68a677dea0d07e6027d2a0a5748fa232f0e1a141aa92ba164f503dc22d80966815755766e093c402f5ec9df3d9b

                          • C:\Users\Admin\AppData\Local\Temp\sKRafsQwf\imm.exe
                            Filesize

                            1.4MB

                            MD5

                            3fe127f1b3b06c6c6bc7498adf4673f2

                            SHA1

                            feddf720650425f77a36de4e9f635070894fb61d

                            SHA256

                            c29d0bb31522c51943b1a3af73febea5503e8209ded7eeda0fd839bf0620580e

                            SHA512

                            db18cfe9b2db8876b19080d747c7bd44c89dc68a677dea0d07e6027d2a0a5748fa232f0e1a141aa92ba164f503dc22d80966815755766e093c402f5ec9df3d9b

                          • C:\Users\Admin\AppData\Local\Temp\sKRafsQwf\imm.exe
                            Filesize

                            1.4MB

                            MD5

                            3fe127f1b3b06c6c6bc7498adf4673f2

                            SHA1

                            feddf720650425f77a36de4e9f635070894fb61d

                            SHA256

                            c29d0bb31522c51943b1a3af73febea5503e8209ded7eeda0fd839bf0620580e

                            SHA512

                            db18cfe9b2db8876b19080d747c7bd44c89dc68a677dea0d07e6027d2a0a5748fa232f0e1a141aa92ba164f503dc22d80966815755766e093c402f5ec9df3d9b

                          • \??\pipe\LOCAL\crashpad_1636_QKPTGFMQMOGXNUBA
                            MD5

                            d41d8cd98f00b204e9800998ecf8427e

                            SHA1

                            da39a3ee5e6b4b0d3255bfef95601890afd80709

                            SHA256

                            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                            SHA512

                            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                          • \??\pipe\LOCAL\crashpad_4804_DAJPIFHWQPYPZSQB
                            MD5

                            d41d8cd98f00b204e9800998ecf8427e

                            SHA1

                            da39a3ee5e6b4b0d3255bfef95601890afd80709

                            SHA256

                            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                            SHA512

                            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                          • memory/100-136-0x0000000000400000-0x0000000000460000-memory.dmp
                            Filesize

                            384KB

                          • memory/100-135-0x0000000000000000-mapping.dmp
                          • memory/1636-138-0x0000000000000000-mapping.dmp
                          • memory/2004-154-0x0000000000000000-mapping.dmp
                          • memory/2312-139-0x0000000000000000-mapping.dmp
                          • memory/2328-132-0x0000000000000000-mapping.dmp
                          • memory/2404-166-0x0000000000000000-mapping.dmp
                          • memory/2468-163-0x0000000000000000-mapping.dmp
                          • memory/2912-141-0x0000000000000000-mapping.dmp
                          • memory/3208-159-0x0000000000000000-mapping.dmp
                          • memory/3336-170-0x0000000000000000-mapping.dmp
                          • memory/3388-157-0x0000000000000000-mapping.dmp
                          • memory/3708-147-0x0000000000000000-mapping.dmp
                          • memory/4344-150-0x0000000000000000-mapping.dmp
                          • memory/4348-149-0x0000000000000000-mapping.dmp
                          • memory/4632-168-0x0000000000000000-mapping.dmp
                          • memory/4756-148-0x0000000000000000-mapping.dmp
                          • memory/4804-140-0x0000000000000000-mapping.dmp