Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows11_x64
  • resource
    win11
  • submitted
    01-12-2021 22:52

General

  • Target

    viruses-13-02056.pdf

  • Size

    2.0MB

  • MD5

    05111fe4177e00da2333f7f9294f89e8

  • SHA1

    71b9a92ea102beb3aee4c4c13bba18f925d8c309

  • SHA256

    842d0564e3ab3d77cbd81359e8d7900462ba92bd27da09113f81c5f156c2a6fe

  • SHA512

    32d988eee96b57abb18be1153d145f4f5906ec49543a4d09fd5869d35e942fbbaecaf820ebb7a1354b5802266375592efee402d70f55017b3ceff1d3acfa85cf

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 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
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\viruses-13-02056.pdf
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3076
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\AppData\Local\Temp\viruses-13-02056.pdf
      2⤵
      • Adds Run key to start application
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1692
      • 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=92.0.4515.107 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.62 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ff9e95646f8,0x7ff9e9564708,0x7ff9e9564718
        3⤵
          PID:2420
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1860,14063335843564730284,12810331380662684702,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2096 /prefetch:2
          3⤵
            PID:2060
          • 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=1860,14063335843564730284,12810331380662684702,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2276 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2264
          • 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=1860,14063335843564730284,12810331380662684702,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2684 /prefetch:8
            3⤵
              PID:2892
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1860,14063335843564730284,12810331380662684702,131072 --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=3520 /prefetch:1
              3⤵
                PID:3852
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1860,14063335843564730284,12810331380662684702,131072 --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=3528 /prefetch:1
                3⤵
                  PID:4136
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1860,14063335843564730284,12810331380662684702,131072 --disable-gpu-compositing --lang=en-US --extension-process --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=3260 /prefetch:1
                  3⤵
                    PID:4832
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=ppapi --field-trial-handle=1860,14063335843564730284,12810331380662684702,131072 --lang=en-US --device-scale-factor=1 --ppapi-antialiased-text-enabled=1 --ppapi-subpixel-rendering-setting=1 --mojo-platform-channel-handle=5060 /prefetch:6
                    3⤵
                      PID:1288
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1860,14063335843564730284,12810331380662684702,131072 --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=5204 /prefetch:1
                      3⤵
                        PID:5032
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1860,14063335843564730284,12810331380662684702,131072 --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=5232 /prefetch:1
                        3⤵
                          PID:5008
                        • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.62\identity_helper.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.62\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1860,14063335843564730284,12810331380662684702,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5920 /prefetch:8
                          3⤵
                            PID:4188
                          • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.62\identity_helper.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.62\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1860,14063335843564730284,12810331380662684702,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5920 /prefetch:8
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:1724
                          • 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=1860,14063335843564730284,12810331380662684702,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3316 /prefetch:8
                            3⤵
                              PID:4676
                            • 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=1860,14063335843564730284,12810331380662684702,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3392 /prefetch:8
                              3⤵
                                PID:2628
                              • 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=1860,14063335843564730284,12810331380662684702,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2900 /prefetch:8
                                3⤵
                                  PID:4896
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1860,14063335843564730284,12810331380662684702,131072 --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=10.0.22000.1 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=6096 /prefetch:2
                                  3⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:3604
                                • 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=1860,14063335843564730284,12810331380662684702,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2796 /prefetch:8
                                  3⤵
                                    PID:4916
                              • C:\Windows\System32\svchost.exe
                                C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                1⤵
                                  PID:920
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:3372
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s Appinfo
                                    1⤵
                                    • Suspicious use of AdjustPrivilegeToken
                                    PID:3972

                                  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

                                  • \??\pipe\LOCAL\crashpad_1692_RITTJYDDFLGLJYEP
                                    MD5

                                    d41d8cd98f00b204e9800998ecf8427e

                                    SHA1

                                    da39a3ee5e6b4b0d3255bfef95601890afd80709

                                    SHA256

                                    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                    SHA512

                                    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                  • memory/1288-190-0x000001A16E621000-0x000001A16E622000-memory.dmp
                                    Filesize

                                    4KB

                                  • memory/1288-193-0x000001A16E7C0000-0x000001A16E7C2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/1288-194-0x000001A16E7C0000-0x000001A16E7C2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/1288-191-0x0000000000000000-mapping.dmp
                                  • memory/1692-147-0x00000195BB3B0000-0x00000195BB3B2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/1692-148-0x00000195BB3B0000-0x00000195BB3B2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/1692-146-0x0000000000000000-mapping.dmp
                                  • memory/1724-209-0x0000000000000000-mapping.dmp
                                  • memory/1724-211-0x000001DBB5630000-0x000001DBB5632000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/1724-210-0x000001DBB5630000-0x000001DBB5632000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2060-162-0x0000024B0B3F0000-0x0000024B0B3F2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2060-152-0x0000024B0B2AF000-0x0000024B0B2B0000-memory.dmp
                                    Filesize

                                    4KB

                                  • memory/2060-158-0x0000024B0B3F0000-0x0000024B0B3F2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2060-156-0x0000024B0B3F0000-0x0000024B0B3F2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2060-161-0x0000024B0B3F0000-0x0000024B0B3F2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2060-164-0x0000024B0B3F0000-0x0000024B0B3F2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2060-155-0x00007FFA098C0000-0x00007FFA098C1000-memory.dmp
                                    Filesize

                                    4KB

                                  • memory/2060-153-0x0000000000000000-mapping.dmp
                                  • memory/2264-157-0x000001E8E5950000-0x000001E8E5952000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2264-159-0x000001E8E5950000-0x000001E8E5952000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2264-154-0x0000000000000000-mapping.dmp
                                  • memory/2420-150-0x0000023CB4FA0000-0x0000023CB4FA2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2420-151-0x0000023CB4FA0000-0x0000023CB4FA2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2420-149-0x0000000000000000-mapping.dmp
                                  • memory/2628-221-0x000001B5CD3C0000-0x000001B5CD3C2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2628-220-0x000001B5CD3C0000-0x000001B5CD3C2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2628-218-0x0000000000000000-mapping.dmp
                                  • memory/2628-217-0x000001B5CD2FC000-0x000001B5CD2FD000-memory.dmp
                                    Filesize

                                    4KB

                                  • memory/2892-163-0x0000025F41F24000-0x0000025F41F25000-memory.dmp
                                    Filesize

                                    4KB

                                  • memory/2892-168-0x0000025F41FF0000-0x0000025F41FF2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2892-167-0x0000025F41FF0000-0x0000025F41FF2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/2892-165-0x0000000000000000-mapping.dmp
                                  • memory/3604-227-0x0000000000000000-mapping.dmp
                                  • memory/3852-182-0x000001F2A3E00000-0x000001F2A3E02000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/3852-174-0x000001F2A3E00000-0x000001F2A3E02000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/3852-170-0x0000000000000000-mapping.dmp
                                  • memory/3852-169-0x000001F2A3A66000-0x000001F2A3A67000-memory.dmp
                                    Filesize

                                    4KB

                                  • memory/3852-179-0x000001F2A3E00000-0x000001F2A3E02000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/3852-181-0x000001F2A3E00000-0x000001F2A3E02000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/4136-173-0x0000000000000000-mapping.dmp
                                  • memory/4136-180-0x000001EE6CD80000-0x000001EE6CD82000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/4136-176-0x000001EE6CD80000-0x000001EE6CD82000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/4136-177-0x000001EE6CD80000-0x000001EE6CD82000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/4136-178-0x000001EE6CD80000-0x000001EE6CD82000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/4136-171-0x000001EE6CBE3000-0x000001EE6CBE4000-memory.dmp
                                    Filesize

                                    4KB

                                  • memory/4676-216-0x000001D8345F0000-0x000001D8345F2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/4676-215-0x000001D8345F0000-0x000001D8345F2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/4676-213-0x0000000000000000-mapping.dmp
                                  • memory/4832-187-0x0000017FDCFF0000-0x0000017FDCFF2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/4832-186-0x0000017FDCFF0000-0x0000017FDCFF2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/4832-184-0x0000000000000000-mapping.dmp
                                  • memory/4832-188-0x0000017FDCFF0000-0x0000017FDCFF2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/4832-189-0x0000017FDCFF0000-0x0000017FDCFF2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/4896-223-0x0000000000000000-mapping.dmp
                                  • memory/4896-225-0x00000236141B0000-0x00000236141B2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/4916-234-0x0000000000000000-mapping.dmp
                                  • memory/5008-206-0x000001537D940000-0x000001537D942000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/5008-208-0x000001537D940000-0x000001537D942000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/5008-204-0x000001537D940000-0x000001537D942000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/5008-203-0x000001537D940000-0x000001537D942000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/5008-199-0x0000000000000000-mapping.dmp
                                  • memory/5032-207-0x0000011CA97C0000-0x0000011CA97C2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/5032-205-0x0000011CA97C0000-0x0000011CA97C2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/5032-201-0x0000011CA97C0000-0x0000011CA97C2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/5032-200-0x0000011CA97C0000-0x0000011CA97C2000-memory.dmp
                                    Filesize

                                    8KB

                                  • memory/5032-196-0x0000000000000000-mapping.dmp