Analysis

  • max time kernel
    152s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 08:38

General

  • Target

    48d192ac7197e3fcb1aa8d6b46a0cab2d41343e1630a190d4ca433b4eecddd3d.exe

  • Size

    259KB

  • MD5

    a20d46664d06744d2515d69eeff57508

  • SHA1

    7c1dd71389b6661c36f7c0d64531d03c4e71fc29

  • SHA256

    48d192ac7197e3fcb1aa8d6b46a0cab2d41343e1630a190d4ca433b4eecddd3d

  • SHA512

    60bf71e7b80e447e2a9197ff365805d8e5e257b3f4f3787b6fb9940a9d40f710d5880f1910689d5f8cbe79cbbb1f4478afc6aa3eb134b61b3b741c4ab1e268cf

  • SSDEEP

    1536:ltPixznncp3vKONOI0Z/IY9Vt1jFmyBoI9uAnBSGFeXA9jJbZjwSrSMLDhKOzxf2:bPixnncpSONDyRTkwQAbOCzNx/TtOLf

Score
8/10

Malware Config

Signatures

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

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 2 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
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\48d192ac7197e3fcb1aa8d6b46a0cab2d41343e1630a190d4ca433b4eecddd3d.exe
    "C:\Users\Admin\AppData\Local\Temp\48d192ac7197e3fcb1aa8d6b46a0cab2d41343e1630a190d4ca433b4eecddd3d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:996
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > "C:\Users\Admin\AppData\Local\Temp\48d192ac7197e3fcb1aa8d6b46a0cab2d41343e1630a190d4ca433b4eecddd3d.exe":ZONE.identifier & exit
      2⤵
      • NTFS ADS
      PID:3672
    • C:\Users\Admin\AppData\Local\Temp\48d192ac7197e3fcb1aa8d6b46a0cab2d41343e1630a190d4ca433b4eecddd3d.exe
      "C:\Users\Admin\AppData\Local\Temp\48d192ac7197e3fcb1aa8d6b46a0cab2d41343e1630a190d4ca433b4eecddd3d.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3792
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://steamcommunity-a.akamaihd.net/economy/image/fWFc82js0fmoRAP-qOIPu5THSWqfSmTELLqcUywGkijVjZYMUrsm1j-9xgEObwgfEh_nvjlWhNzZCveCDfIBj98xqodQ2CZknz5wOuqzNQhlZxDWBLJYUOwF9QnTDyY27fhvXdC-44QKKE644ZyUMuF-NY4eHJWEWv6Hbgys6E0-g6JZfZONqCK-3ivtaDwJDRHp-j0MhqbZ7VLOXRkn/360fx360f
        3⤵
        • Adds Run key to start application
        • Enumerates system info in registry
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of FindShellTrayWindow
        • 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=0xd8,0xfc,0x100,0x40,0x104,0x7ff9c90046f8,0x7ff9c9004708,0x7ff9c9004718
          4⤵
            PID:1184
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2160 /prefetch:2
            4⤵
              PID:3964
            • 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=2136,16035087034878773523,17340781957866630390,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2452 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:2876
            • 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=2136,16035087034878773523,17340781957866630390,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2748 /prefetch:8
              4⤵
                PID:3844
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --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=3312 /prefetch:1
                4⤵
                  PID:4112
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --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=3320 /prefetch:1
                  4⤵
                    PID:2732
                  • 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=2136,16035087034878773523,17340781957866630390,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4952 /prefetch:8
                    4⤵
                      PID:3524
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4980 /prefetch:1
                      4⤵
                        PID:780
                      • 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=2136,16035087034878773523,17340781957866630390,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4984 /prefetch:8
                        4⤵
                          PID:3652
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --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=4988 /prefetch:1
                          4⤵
                            PID:2956
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5664 /prefetch:1
                            4⤵
                              PID:5092
                            • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6044 /prefetch:8
                              4⤵
                                PID:4328
                              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
                                4⤵
                                • Drops file in Program Files directory
                                PID:4428
                                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x220,0x224,0x228,0x1fc,0x22c,0x7ff686155460,0x7ff686155470,0x7ff686155480
                                  5⤵
                                    PID:2428
                                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6044 /prefetch:8
                                  4⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:4404
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5200 /prefetch:8
                                  4⤵
                                    PID:3656
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5220 /prefetch:8
                                    4⤵
                                      PID:1044
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3172 /prefetch:8
                                      4⤵
                                        PID:4748
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1880 /prefetch:2
                                        4⤵
                                        • Suspicious behavior: EnumeratesProcesses
                                        PID:1536
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2136,16035087034878773523,17340781957866630390,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1884 /prefetch:8
                                        4⤵
                                          PID:4396
                                  • C:\Windows\System32\CompPkgSrv.exe
                                    C:\Windows\System32\CompPkgSrv.exe -Embedding
                                    1⤵
                                      PID:2960

                                    Network

                                    MITRE ATT&CK Enterprise v6

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\48d192ac7197e3fcb1aa8d6b46a0cab2d41343e1630a190d4ca433b4eecddd3d.exe.log

                                      Filesize

                                      400B

                                      MD5

                                      0a9b4592cd49c3c21f6767c2dabda92f

                                      SHA1

                                      f534297527ae5ccc0ecb2221ddeb8e58daeb8b74

                                      SHA256

                                      c7effe9cb81a70d738dee863991afefab040290d4c4b78b4202383bcb9f88fcd

                                      SHA512

                                      6b878df474e5bbfb8e9e265f15a76560c2ef151dcebc6388c82d7f6f86ffaf83f5ade5a09f1842e493cb6c8fd63b0b88d088c728fd725f7139f965a5ee332307

                                    • C:\Users\Admin\AppData\Local\Temp\48d192ac7197e3fcb1aa8d6b46a0cab2d41343e1630a190d4ca433b4eecddd3d.exe

                                      Filesize

                                      259KB

                                      MD5

                                      a20d46664d06744d2515d69eeff57508

                                      SHA1

                                      7c1dd71389b6661c36f7c0d64531d03c4e71fc29

                                      SHA256

                                      48d192ac7197e3fcb1aa8d6b46a0cab2d41343e1630a190d4ca433b4eecddd3d

                                      SHA512

                                      60bf71e7b80e447e2a9197ff365805d8e5e257b3f4f3787b6fb9940a9d40f710d5880f1910689d5f8cbe79cbbb1f4478afc6aa3eb134b61b3b741c4ab1e268cf

                                    • C:\Users\Admin\AppData\Local\Temp\48d192ac7197e3fcb1aa8d6b46a0cab2d41343e1630a190d4ca433b4eecddd3d.exe

                                      Filesize

                                      259KB

                                      MD5

                                      a20d46664d06744d2515d69eeff57508

                                      SHA1

                                      7c1dd71389b6661c36f7c0d64531d03c4e71fc29

                                      SHA256

                                      48d192ac7197e3fcb1aa8d6b46a0cab2d41343e1630a190d4ca433b4eecddd3d

                                      SHA512

                                      60bf71e7b80e447e2a9197ff365805d8e5e257b3f4f3787b6fb9940a9d40f710d5880f1910689d5f8cbe79cbbb1f4478afc6aa3eb134b61b3b741c4ab1e268cf

                                    • \??\pipe\LOCAL\crashpad_3920_HRKJUJAXQAYBOHTP

                                      MD5

                                      d41d8cd98f00b204e9800998ecf8427e

                                      SHA1

                                      da39a3ee5e6b4b0d3255bfef95601890afd80709

                                      SHA256

                                      e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                      SHA512

                                      cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                    • memory/780-157-0x0000000000000000-mapping.dmp

                                    • memory/996-139-0x0000000074FD0000-0x0000000075581000-memory.dmp

                                      Filesize

                                      5.7MB

                                    • memory/996-132-0x0000000074FD0000-0x0000000075581000-memory.dmp

                                      Filesize

                                      5.7MB

                                    • memory/1044-170-0x0000000000000000-mapping.dmp

                                    • memory/1184-142-0x0000000000000000-mapping.dmp

                                    • memory/1536-173-0x0000000000000000-mapping.dmp

                                    • memory/2428-165-0x0000000000000000-mapping.dmp

                                    • memory/2732-153-0x0000000000000000-mapping.dmp

                                    • memory/2876-146-0x0000000000000000-mapping.dmp

                                    • memory/2956-161-0x0000000000000000-mapping.dmp

                                    • memory/3524-155-0x0000000000000000-mapping.dmp

                                    • memory/3652-159-0x0000000000000000-mapping.dmp

                                    • memory/3656-168-0x0000000000000000-mapping.dmp

                                    • memory/3672-133-0x0000000000000000-mapping.dmp

                                    • memory/3792-135-0x0000000000400000-0x000000000040C000-memory.dmp

                                      Filesize

                                      48KB

                                    • memory/3792-138-0x0000000074FD0000-0x0000000075581000-memory.dmp

                                      Filesize

                                      5.7MB

                                    • memory/3792-134-0x0000000000000000-mapping.dmp

                                    • memory/3792-143-0x0000000074FD0000-0x0000000075581000-memory.dmp

                                      Filesize

                                      5.7MB

                                    • memory/3844-149-0x0000000000000000-mapping.dmp

                                    • memory/3920-140-0x0000000000000000-mapping.dmp

                                    • memory/3964-145-0x0000000000000000-mapping.dmp

                                    • memory/4112-151-0x0000000000000000-mapping.dmp

                                    • memory/4396-175-0x0000000000000000-mapping.dmp

                                    • memory/4404-166-0x0000000000000000-mapping.dmp

                                    • memory/4428-164-0x0000000000000000-mapping.dmp

                                    • memory/4748-172-0x0000000000000000-mapping.dmp

                                    • memory/5092-163-0x0000000000000000-mapping.dmp