Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2022 08:28

General

  • Target

    ecf9ce345d03547056b276e7b45af498210ca29a5895e2a19af4710ad072d3ac.exe

  • Size

    289KB

  • MD5

    5725a7142c9aae016bf49d3a827a5d97

  • SHA1

    16b86d45da91715d65035ad968fec0b9074c3e7e

  • SHA256

    ecf9ce345d03547056b276e7b45af498210ca29a5895e2a19af4710ad072d3ac

  • SHA512

    55abe0ee5fab60c98f26c5ffa9b81e11c9c52e5cc35358d470fbb0fc852c5c696ed8103e9a3f1d913791a82f527ed0332a6a072775b8ca48b54f0052c3feb1e5

  • SSDEEP

    6144:t/0uo5P7yKRUWNjNhCHM1S9K/LdC+aAP7Y4:tJCfUa4H2Sy9zF

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Detected potential entity reuse from brand microsoft.
  • Drops file in Program Files 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
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ecf9ce345d03547056b276e7b45af498210ca29a5895e2a19af4710ad072d3ac.exe
    "C:\Users\Admin\AppData\Local\Temp\ecf9ce345d03547056b276e7b45af498210ca29a5895e2a19af4710ad072d3ac.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\white.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\white.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3036
      • 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=white.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
        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:4224
        • 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=0x160,0x164,0x168,0x13c,0x16c,0x7ffd8ac246f8,0x7ffd8ac24708,0x7ffd8ac24718
          4⤵
            PID:4268
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2180,1916011419887315475,2361099108854498851,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2244 /prefetch:2
            4⤵
              PID:4640
            • 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=2180,1916011419887315475,2361099108854498851,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2316 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:4520
            • 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=2180,1916011419887315475,2361099108854498851,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2800 /prefetch:8
              4⤵
                PID:1988
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,1916011419887315475,2361099108854498851,131072 --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=3372 /prefetch:1
                4⤵
                  PID:3176
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,1916011419887315475,2361099108854498851,131072 --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=3380 /prefetch:1
                  4⤵
                    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=2180,1916011419887315475,2361099108854498851,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4936 /prefetch:8
                    4⤵
                      PID:3532
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,1916011419887315475,2361099108854498851,131072 --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=5048 /prefetch:1
                      4⤵
                        PID:3104
                      • 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=2180,1916011419887315475,2361099108854498851,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5688 /prefetch:8
                        4⤵
                          PID:3464
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,1916011419887315475,2361099108854498851,131072 --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=5460 /prefetch:1
                          4⤵
                            PID:2632
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,1916011419887315475,2361099108854498851,131072 --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=5772 /prefetch:1
                            4⤵
                              PID:3908
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,1916011419887315475,2361099108854498851,131072 --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=5004 /prefetch:1
                              4⤵
                                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=2180,1916011419887315475,2361099108854498851,131072 --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=6264 /prefetch:1
                                4⤵
                                  PID:4612
                                • 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=2180,1916011419887315475,2361099108854498851,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5744 /prefetch:8
                                  4⤵
                                    PID:2888
                                  • 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:1220
                                    • 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=0x248,0x24c,0x250,0x224,0x254,0x7ff7860a5460,0x7ff7860a5470,0x7ff7860a5480
                                      5⤵
                                        PID:1272
                                    • 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=2180,1916011419887315475,2361099108854498851,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5744 /prefetch:8
                                      4⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:5112
                                    • 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=2180,1916011419887315475,2361099108854498851,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5160 /prefetch:8
                                      4⤵
                                        PID:4316
                                      • 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=2180,1916011419887315475,2361099108854498851,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5176 /prefetch:8
                                        4⤵
                                          PID:4284
                                        • 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=2180,1916011419887315475,2361099108854498851,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5140 /prefetch:8
                                          4⤵
                                            PID:4324
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2180,1916011419887315475,2361099108854498851,131072 --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=2708 /prefetch:2
                                            4⤵
                                              PID:1284
                                          • 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=white.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                            3⤵
                                              PID:1072
                                              • 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=0x164,0x168,0x16c,0x14c,0x170,0x7ffd8ac246f8,0x7ffd8ac24708,0x7ffd8ac24718
                                                4⤵
                                                  PID:4316
                                          • C:\Windows\System32\CompPkgSrv.exe
                                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                                            1⤵
                                              PID:1548

                                            Network

                                            MITRE ATT&CK Matrix ATT&CK v6

                                            Persistence

                                            Registry Run Keys / Startup Folder

                                            1
                                            T1060

                                            Defense Evasion

                                            Modify Registry

                                            1
                                            T1112

                                            Discovery

                                            System Information Discovery

                                            2
                                            T1082

                                            Query Registry

                                            1
                                            T1012

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

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

                                              152B

                                              MD5

                                              8be9513fd38b94d4f6b5011b68b60326

                                              SHA1

                                              47feef421fe8de09e36ca685e9cf19d404aa8917

                                              SHA256

                                              5bf3203e8be948e62917ebab13e1b21aec105c473089b233874fac8e5748bb2d

                                              SHA512

                                              cb3dbfa46f3ee28956deab38fefa8276f9efa6ea978ff6b7f810f7f9ba106ed569f017cf5c840ae90fc5f83a1e6dbe50efef8e3412f4f38452a00915b2cc58bc

                                            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\white.exe
                                              Filesize

                                              344KB

                                              MD5

                                              b03b6280347d6f51a16cbf0930fee1bc

                                              SHA1

                                              ae90d123447132223332890f79f7c7dc60020716

                                              SHA256

                                              4c46b20b0a3d0fa22fa058e6becc05ec2b3179a1e90e8f674fb1b0195397b18d

                                              SHA512

                                              3086aca14963b45728403d9412f73f3e59e51eb56038e427519d70cec7d7881e822352802844dffccb6500b32e0e49abf86a0718e7811b40b17c02cf11ac4cc0

                                            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\white.exe
                                              Filesize

                                              344KB

                                              MD5

                                              b03b6280347d6f51a16cbf0930fee1bc

                                              SHA1

                                              ae90d123447132223332890f79f7c7dc60020716

                                              SHA256

                                              4c46b20b0a3d0fa22fa058e6becc05ec2b3179a1e90e8f674fb1b0195397b18d

                                              SHA512

                                              3086aca14963b45728403d9412f73f3e59e51eb56038e427519d70cec7d7881e822352802844dffccb6500b32e0e49abf86a0718e7811b40b17c02cf11ac4cc0

                                            • \??\pipe\LOCAL\crashpad_4224_FKGJQBHFVMZUVDQA
                                              MD5

                                              d41d8cd98f00b204e9800998ecf8427e

                                              SHA1

                                              da39a3ee5e6b4b0d3255bfef95601890afd80709

                                              SHA256

                                              e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                              SHA512

                                              cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                            • memory/1072-161-0x0000000000000000-mapping.dmp
                                            • memory/1220-169-0x0000000000000000-mapping.dmp
                                            • memory/1272-170-0x0000000000000000-mapping.dmp
                                            • memory/1284-178-0x0000000000000000-mapping.dmp
                                            • memory/1988-145-0x0000000000000000-mapping.dmp
                                            • memory/2632-158-0x0000000000000000-mapping.dmp
                                            • memory/3036-136-0x0000000000400000-0x0000000000478000-memory.dmp
                                              Filesize

                                              480KB

                                            • memory/3036-137-0x0000000000400000-0x0000000000478000-memory.dmp
                                              Filesize

                                              480KB

                                            • memory/3036-135-0x00000000004B0000-0x00000000004ED000-memory.dmp
                                              Filesize

                                              244KB

                                            • memory/3036-162-0x00000000004B0000-0x00000000004ED000-memory.dmp
                                              Filesize

                                              244KB

                                            • memory/3036-152-0x00000000004B0000-0x00000000004ED000-memory.dmp
                                              Filesize

                                              244KB

                                            • memory/3036-132-0x0000000000000000-mapping.dmp
                                            • memory/3104-154-0x0000000000000000-mapping.dmp
                                            • memory/3176-147-0x0000000000000000-mapping.dmp
                                            • memory/3356-166-0x0000000000000000-mapping.dmp
                                            • memory/3464-156-0x0000000000000000-mapping.dmp
                                            • memory/3532-151-0x0000000000000000-mapping.dmp
                                            • memory/3612-149-0x0000000000000000-mapping.dmp
                                            • memory/3908-160-0x0000000000000000-mapping.dmp
                                            • memory/4224-138-0x0000000000000000-mapping.dmp
                                            • memory/4268-139-0x0000000000000000-mapping.dmp
                                            • memory/4284-175-0x0000000000000000-mapping.dmp
                                            • memory/4316-163-0x0000000000000000-mapping.dmp
                                            • memory/4316-173-0x0000000000000000-mapping.dmp
                                            • memory/4324-177-0x0000000000000000-mapping.dmp
                                            • memory/4520-142-0x0000000000000000-mapping.dmp
                                            • memory/4612-168-0x0000000000000000-mapping.dmp
                                            • memory/4640-141-0x0000000000000000-mapping.dmp
                                            • memory/5112-171-0x0000000000000000-mapping.dmp