Analysis

  • max time kernel
    161s
  • max time network
    169s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    13-02-2022 10:45

General

  • Target

    67255c29a1b2fcc1f9067f08fcf575a2d654e4f8d235a5a583ff2605b7728455.msi

  • Size

    279KB

  • MD5

    6d1d353f28177bb6feb225553c552626

  • SHA1

    638b8fa9a96341126cd70bc3f8454e314c0e6aba

  • SHA256

    67255c29a1b2fcc1f9067f08fcf575a2d654e4f8d235a5a583ff2605b7728455

  • SHA512

    cc2d5e0b5369e4ef82df06572d990a0e5f20ae0aa6c3c51b8e4bdfddb7aae6f3312413fde3e8cad32445deeebe467d2f10ec5ed412f77b62828a07fa1d1a76b7

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 19 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
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 20 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\67255c29a1b2fcc1f9067f08fcf575a2d654e4f8d235a5a583ff2605b7728455.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2328
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2796
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding DFB936772DA598052EDA6B779993F506
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:4340
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C start /MAX https://adobe.ly/2RY5GJR
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2352
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://adobe.ly/2RY5GJR
          4⤵
          • 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 SendNotifyMessage
          • Suspicious use of WriteProcessMemory
          PID:3760
          • 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,0x100,0x104,0xd8,0x108,0x7ffc407546f8,0x7ffc40754708,0x7ffc40754718
            5⤵
              PID:212
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,9267191593456021552,10614975532997750276,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2144 /prefetch:2
              5⤵
                PID:1476
              • 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=2100,9267191593456021552,10614975532997750276,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2204 /prefetch:3
                5⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:5088
              • 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=2100,9267191593456021552,10614975532997750276,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3288 /prefetch:8
                5⤵
                  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=2100,9267191593456021552,10614975532997750276,131072 --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=3796 /prefetch:1
                  5⤵
                    PID:2400
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,9267191593456021552,10614975532997750276,131072 --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=3808 /prefetch:1
                    5⤵
                      PID:2984
                    • 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=2100,9267191593456021552,10614975532997750276,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5416 /prefetch:8
                      5⤵
                        PID:532
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,9267191593456021552,10614975532997750276,131072 --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=5604 /prefetch:1
                        5⤵
                          PID:4544
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,9267191593456021552,10614975532997750276,131072 --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=5644 /prefetch:1
                          5⤵
                            PID:4284
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,9267191593456021552,10614975532997750276,131072 --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=6256 /prefetch:1
                            5⤵
                              PID:1556
                            • 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
                              5⤵
                              • Drops file in Program Files directory
                              PID:2076
                              • 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,0x7ff694515460,0x7ff694515470,0x7ff694515480
                                6⤵
                                  PID:4020
                              • 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=2100,9267191593456021552,10614975532997750276,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6880 /prefetch:8
                                5⤵
                                  PID:204
                                • 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=2100,9267191593456021552,10614975532997750276,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6880 /prefetch:8
                                  5⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:3612
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,9267191593456021552,10614975532997750276,131072 --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=1828 /prefetch:2
                                  5⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:4736
                                • 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=2100,9267191593456021552,10614975532997750276,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3240 /prefetch:8
                                  5⤵
                                    PID:4184
                              • C:\Users\Admin\AppData\Local\Temp\lcD723.tmp
                                "C:\Users\Admin\AppData\Local\Temp\lcD723.tmp"
                                3⤵
                                • Executes dropped EXE
                                PID:2476
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:1480
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
                              1⤵
                              • Drops file in Windows directory
                              • Suspicious use of AdjustPrivilegeToken
                              PID:2376
                            • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
                              C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
                              1⤵
                              • Drops file in Windows directory
                              • Suspicious use of AdjustPrivilegeToken
                              PID:3148
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k netsvcs -p -s Appinfo
                              1⤵
                                PID:2528
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
                                1⤵
                                  PID:3788

                                Network

                                MITRE ATT&CK Matrix ATT&CK v6

                                Persistence

                                Registry Run Keys / Startup Folder

                                1
                                T1060

                                Defense Evasion

                                Modify Registry

                                1
                                T1112

                                Discovery

                                Query Registry

                                2
                                T1012

                                Peripheral Device Discovery

                                1
                                T1120

                                System Information Discovery

                                3
                                T1082

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\lcD723.tmp
                                  MD5

                                  55ffee241709ae96cf64cb0b9a96f0d7

                                  SHA1

                                  b191810094dd2ee6b13c0d33458fafcd459681ae

                                  SHA256

                                  64bc6cf6b6e9850cea2a36cabc88982b0b936dd7f0bc169a2f6dd2a5d1e86abf

                                  SHA512

                                  01d05a5f34be950ec660af9e1de5c7d3c0e473f7815c2e13157c0b7bf162ca5a6b34fabc3704ba6e4fb339a53b1a20862fe984e16feca81f45cf4a0f98e01c07

                                • C:\Users\Admin\AppData\Local\Temp\lcD723.tmp
                                  MD5

                                  55ffee241709ae96cf64cb0b9a96f0d7

                                  SHA1

                                  b191810094dd2ee6b13c0d33458fafcd459681ae

                                  SHA256

                                  64bc6cf6b6e9850cea2a36cabc88982b0b936dd7f0bc169a2f6dd2a5d1e86abf

                                  SHA512

                                  01d05a5f34be950ec660af9e1de5c7d3c0e473f7815c2e13157c0b7bf162ca5a6b34fabc3704ba6e4fb339a53b1a20862fe984e16feca81f45cf4a0f98e01c07

                                • C:\Windows\Installer\MSID1E4.tmp
                                  MD5

                                  9f1e5d66c2889018daef4aef604eebc4

                                  SHA1

                                  b80294261c8a1635e16e14f55a3d76889ff2c857

                                  SHA256

                                  02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

                                  SHA512

                                  8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

                                • C:\Windows\Installer\MSID1E4.tmp
                                  MD5

                                  9f1e5d66c2889018daef4aef604eebc4

                                  SHA1

                                  b80294261c8a1635e16e14f55a3d76889ff2c857

                                  SHA256

                                  02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

                                  SHA512

                                  8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

                                • C:\Windows\Installer\MSID5FC.tmp
                                  MD5

                                  9f1e5d66c2889018daef4aef604eebc4

                                  SHA1

                                  b80294261c8a1635e16e14f55a3d76889ff2c857

                                  SHA256

                                  02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

                                  SHA512

                                  8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

                                • C:\Windows\Installer\MSID5FC.tmp
                                  MD5

                                  9f1e5d66c2889018daef4aef604eebc4

                                  SHA1

                                  b80294261c8a1635e16e14f55a3d76889ff2c857

                                  SHA256

                                  02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

                                  SHA512

                                  8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

                                • C:\Windows\Installer\MSID6B8.tmp
                                  MD5

                                  9f1e5d66c2889018daef4aef604eebc4

                                  SHA1

                                  b80294261c8a1635e16e14f55a3d76889ff2c857

                                  SHA256

                                  02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

                                  SHA512

                                  8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

                                • C:\Windows\Installer\MSID6B8.tmp
                                  MD5

                                  9f1e5d66c2889018daef4aef604eebc4

                                  SHA1

                                  b80294261c8a1635e16e14f55a3d76889ff2c857

                                  SHA256

                                  02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

                                  SHA512

                                  8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

                                • C:\Windows\Installer\MSID978.tmp
                                  MD5

                                  9f1e5d66c2889018daef4aef604eebc4

                                  SHA1

                                  b80294261c8a1635e16e14f55a3d76889ff2c857

                                  SHA256

                                  02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

                                  SHA512

                                  8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

                                • C:\Windows\Installer\MSID978.tmp
                                  MD5

                                  9f1e5d66c2889018daef4aef604eebc4

                                  SHA1

                                  b80294261c8a1635e16e14f55a3d76889ff2c857

                                  SHA256

                                  02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

                                  SHA512

                                  8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

                                • \??\pipe\LOCAL\crashpad_3760_UXBAGDODIQFNRWFY
                                  MD5

                                  d41d8cd98f00b204e9800998ecf8427e

                                  SHA1

                                  da39a3ee5e6b4b0d3255bfef95601890afd80709

                                  SHA256

                                  e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                  SHA512

                                  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                • memory/1476-133-0x00007FFC5F770000-0x00007FFC5F771000-memory.dmp
                                  Filesize

                                  4KB

                                • memory/2376-155-0x0000014E13330000-0x0000014E13340000-memory.dmp
                                  Filesize

                                  64KB

                                • memory/2376-156-0x0000014E13390000-0x0000014E133A0000-memory.dmp
                                  Filesize

                                  64KB

                                • memory/2376-159-0x0000014E16070000-0x0000014E16074000-memory.dmp
                                  Filesize

                                  16KB