Analysis

  • max time kernel
    184s
  • max time network
    186s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-12-2022 10:33

General

  • Target

    d08377c6fcfa225f85831709fb39431fa13d49c345524a62b54764e5376361cf.exe

  • Size

    1.3MB

  • MD5

    ec2956b6cbb318cae62144bbd66acb09

  • SHA1

    99f8af1dfd7d05fcd5b0705e491864989c6009b2

  • SHA256

    d08377c6fcfa225f85831709fb39431fa13d49c345524a62b54764e5376361cf

  • SHA512

    be5dacd97f5dd61856922c87b7dd91e7c99f8f0b13d97e12089e9ec885b5971050f6e48af05a666a5e2397447718a81e3bc436af217fa67c12170e1b826b57b9

  • SSDEEP

    24576:DI5VvoMUvFad6tBWHklD3nuBzhGS8COmvpJrElyczC8DVVcW1GxAbMrlVXMGxYoo:DI5VBIagtBWHklLn+lG36hczTDnGaMrC

Score
8/10

Malware Config

Signatures

  • UPX packed file 27 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 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 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d08377c6fcfa225f85831709fb39431fa13d49c345524a62b54764e5376361cf.exe
    "C:\Users\Admin\AppData\Local\Temp\d08377c6fcfa225f85831709fb39431fa13d49c345524a62b54764e5376361cf.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4864
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.cftiyanfu.com/
      2⤵
      • 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:2156
      • 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,0x100,0x104,0xf8,0x108,0x7ffaa4ae46f8,0x7ffaa4ae4708,0x7ffaa4ae4718
        3⤵
          PID:224
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2096,3279384312559689031,1231620188543155075,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2248 /prefetch:2
          3⤵
            PID:2392
          • 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=2096,3279384312559689031,1231620188543155075,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2312 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4028
          • 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=2096,3279384312559689031,1231620188543155075,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2772 /prefetch:8
            3⤵
              PID:1000
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3279384312559689031,1231620188543155075,131072 --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=3348 /prefetch:1
              3⤵
                PID:5024
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3279384312559689031,1231620188543155075,131072 --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=3360 /prefetch:1
                3⤵
                  PID:1600
                • 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=2096,3279384312559689031,1231620188543155075,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4716 /prefetch:8
                  3⤵
                    PID:2188
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3279384312559689031,1231620188543155075,131072 --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=5548 /prefetch:1
                    3⤵
                      PID:1916
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3279384312559689031,1231620188543155075,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5628 /prefetch:1
                      3⤵
                        PID:3836
                      • 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=2096,3279384312559689031,1231620188543155075,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5844 /prefetch:8
                        3⤵
                          PID:3628
                        • 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=2096,3279384312559689031,1231620188543155075,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6228 /prefetch:8
                          3⤵
                            PID:4708
                          • 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
                            3⤵
                            • Drops file in Program Files directory
                            PID:2128
                            • 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,0x7ff6f1fd5460,0x7ff6f1fd5470,0x7ff6f1fd5480
                              4⤵
                                PID:2132
                            • 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=2096,3279384312559689031,1231620188543155075,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6228 /prefetch:8
                              3⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:4536
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3279384312559689031,1231620188543155075,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6056 /prefetch:1
                              3⤵
                                PID:4328
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3279384312559689031,1231620188543155075,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3748 /prefetch:1
                                3⤵
                                  PID:4128
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3279384312559689031,1231620188543155075,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5856 /prefetch:1
                                  3⤵
                                    PID:1856
                                  • 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=2096,3279384312559689031,1231620188543155075,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5908 /prefetch:8
                                    3⤵
                                      PID:4800
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3279384312559689031,1231620188543155075,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=16 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2660 /prefetch:1
                                      3⤵
                                        PID:4016
                                  • C:\Windows\System32\CompPkgSrv.exe
                                    C:\Windows\System32\CompPkgSrv.exe -Embedding
                                    1⤵
                                      PID:3880

                                    Network

                                    MITRE ATT&CK Enterprise v6

                                    Replay Monitor

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                                    Downloads

                                    • memory/4864-152-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-158-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-174-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-172-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-170-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-176-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-178-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-179-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-180-0x0000000000400000-0x0000000000686011-memory.dmp

                                      Filesize

                                      2.5MB

                                    • memory/4864-181-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-166-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-164-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-184-0x0000000000400000-0x0000000000686011-memory.dmp

                                      Filesize

                                      2.5MB

                                    • memory/4864-162-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-160-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-168-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-156-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-133-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-154-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-132-0x0000000000400000-0x0000000000686011-memory.dmp

                                      Filesize

                                      2.5MB

                                    • memory/4864-150-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-148-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-146-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-144-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-142-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-140-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-138-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-137-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-136-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB

                                    • memory/4864-135-0x0000000010000000-0x000000001003D000-memory.dmp

                                      Filesize

                                      244KB