Analysis

  • max time kernel
    148s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    22-03-2023 20:37

General

  • Target

    AntivirusPro2017.exe

  • Size

    816KB

  • MD5

    7dfbfba1e4e64a946cb096bfc937fbad

  • SHA1

    9180d2ce387314cd4a794d148ea6b14084c61e1b

  • SHA256

    312f082ea8f64609d30ff62b11f564107bf7a4ec9e95944dfd3da57c6cdb4e94

  • SHA512

    f47b05b9c294688811dd72d17f815cce6c90f96d78f6835804d5182e2f4bfbd2d6738de854b8a79dea6345f9372ba76a36920e51e6cb556ef4b38b620e887eb4

  • SSDEEP

    12288:De/2dxVZ+ivtwdeOkD5YNfEp5UOc1+A4cMfZIYMlBlfwFyfr7BM9G/9V:6/iBFSkyNfI51cQFhMlvIofZRn

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of FindShellTrayWindow 44 IoCs
  • Suspicious use of SendNotifyMessage 41 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AntivirusPro2017.exe
    "C:\Users\Admin\AppData\Local\Temp\AntivirusPro2017.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:1616
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1000
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6e69758,0x7fef6e69768,0x7fef6e69778
      2⤵
        PID:1036
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1156 --field-trial-handle=1240,i,11008878736560482504,4590385199012372577,131072 /prefetch:2
        2⤵
          PID:1780
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1532 --field-trial-handle=1240,i,11008878736560482504,4590385199012372577,131072 /prefetch:8
          2⤵
            PID:812
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1648 --field-trial-handle=1240,i,11008878736560482504,4590385199012372577,131072 /prefetch:8
            2⤵
              PID:2024
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2264 --field-trial-handle=1240,i,11008878736560482504,4590385199012372577,131072 /prefetch:1
              2⤵
                PID:824
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2220 --field-trial-handle=1240,i,11008878736560482504,4590385199012372577,131072 /prefetch:1
                2⤵
                  PID:864
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1156 --field-trial-handle=1240,i,11008878736560482504,4590385199012372577,131072 /prefetch:2
                  2⤵
                    PID:2200
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=1340 --field-trial-handle=1240,i,11008878736560482504,4590385199012372577,131072 /prefetch:8
                    2⤵
                      PID:2304
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3812 --field-trial-handle=1240,i,11008878736560482504,4590385199012372577,131072 /prefetch:8
                      2⤵
                        PID:2344
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=3836 --field-trial-handle=1240,i,11008878736560482504,4590385199012372577,131072 /prefetch:1
                        2⤵
                          PID:2412
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3892 --field-trial-handle=1240,i,11008878736560482504,4590385199012372577,131072 /prefetch:8
                          2⤵
                            PID:2440
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3928 --field-trial-handle=1240,i,11008878736560482504,4590385199012372577,131072 /prefetch:8
                            2⤵
                              PID:2492
                          • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                            "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                            1⤵
                              PID:1588

                            Network

                            MITRE ATT&CK Matrix ATT&CK v6

                            Persistence

                            Registry Run Keys / Startup Folder

                            1
                            T1060

                            Bootkit

                            1
                            T1067

                            Defense Evasion

                            Modify Registry

                            1
                            T1112

                            Credential Access

                            Credentials in Files

                            1
                            T1081

                            Discovery

                            Query Registry

                            2
                            T1012

                            Peripheral Device Discovery

                            1
                            T1120

                            System Information Discovery

                            3
                            T1082

                            Collection

                            Data from Local System

                            1
                            T1005

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\73449513-0ebb-4db1-97b9-cdbd893e00e3.tmp
                              Filesize

                              144KB

                              MD5

                              4f9bd1e7690691c6fbfe5c2fd5538ec2

                              SHA1

                              bc2b705d5e24be1f82a07dae50b2e478486f9d1b

                              SHA256

                              86b580c80e47eb17a7bdb484e3156822416ed92b83e2f661b0cc1ab862dc5baa

                              SHA512

                              f089c07f2ef132d7691099b6af2e8f30f5195dae044de95a0aa4d59002a850531df741e2f03ba1043b87ee17272e8950aca0d65d60ab7b934fa9753ec92f19c2

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1
                              Filesize

                              264KB

                              MD5

                              f50f89a0a91564d0b8a211f8921aa7de

                              SHA1

                              112403a17dd69d5b9018b8cede023cb3b54eab7d

                              SHA256

                              b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                              SHA512

                              bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                              Filesize

                              4KB

                              MD5

                              49ae3f026a2f4df98c44ed4fdd31064d

                              SHA1

                              61f9badd52fe4ea4bc91c9862d16c4a1c98a2b3f

                              SHA256

                              03d3f1e572cbd4b0dc4b0726068362e01a684aaf2093cfd953596d769489f86c

                              SHA512

                              ecc51d750a80e2da723dd0cfdd15fd66c05e74c5b46ba8051f5aaf334b932c5f638d6da932a7c6b42a3bcea10d5b6eb58332db022c14ec8d5eabef908201c126

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000004.dbtmp
                              Filesize

                              16B

                              MD5

                              6752a1d65b201c13b62ea44016eb221f

                              SHA1

                              58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                              SHA256

                              0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                              SHA512

                              9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                              Filesize

                              144KB

                              MD5

                              2e78915a179afe0c2b1c465317b39c52

                              SHA1

                              c97cf0db3f113a82602de2844401808c2667d98e

                              SHA256

                              fcc3486488ce72a8e8f62f2998368ee5433b4e711ecca7ef6a2ae7c1ff23eb30

                              SHA512

                              0e749c7a65ce339dbb4cff4656acd339ed6521f5665208e17faf8e79073cf99681cfc8c70615f135af2b2013410804a51259c7ec9205c8d1688e50de6083df89

                            • \??\pipe\crashpad_1000_ALAAXICPNUFZVQPF
                              MD5

                              d41d8cd98f00b204e9800998ecf8427e

                              SHA1

                              da39a3ee5e6b4b0d3255bfef95601890afd80709

                              SHA256

                              e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                              SHA512

                              cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                            • memory/1616-60-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-111-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-63-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-64-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-67-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-68-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-69-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-54-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-59-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-62-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-58-0x0000000000230000-0x0000000000231000-memory.dmp
                              Filesize

                              4KB

                            • memory/1616-147-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-57-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-56-0x0000000000230000-0x0000000000231000-memory.dmp
                              Filesize

                              4KB

                            • memory/1616-55-0x0000000000220000-0x0000000000221000-memory.dmp
                              Filesize

                              4KB

                            • memory/1616-233-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-236-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB

                            • memory/1616-237-0x0000000000400000-0x0000000000A06000-memory.dmp
                              Filesize

                              6.0MB