Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-11-2024 02:36

General

  • Target

    9be2db7431723fcb4f08c640cf942d2304d1c9fcc6d48729a69c9cedf44911f2.exe

  • Size

    7.3MB

  • MD5

    c0e308e838686c9c99aeb4e91b99b4a0

  • SHA1

    11964df9697c503b908d443c73b798e07965251e

  • SHA256

    9be2db7431723fcb4f08c640cf942d2304d1c9fcc6d48729a69c9cedf44911f2

  • SHA512

    8a0cf5ccb5c6ff798d74a0aaa55a1cdd2fbbec109d96f7869af0b1dc300b2207002102fb822e0e2efc1cb8fc7e13354dc4979bd26b7e6d13bd3ab3089330668b

  • SSDEEP

    196608:dKGrH49CIPfnEVj9Z5XRAnZAmwr+cR5aXJmHaBJwmQFWmAd8vdJJhl6D/H:dKQYMIPfnEVj9Z5XRAnZAmwr+cR5aXJj

Malware Config

Signatures

  • CryptBot

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Cryptbot family
  • Detects CryptBot payload 1 IoCs

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Uses browser remote debugging 2 TTPs 4 IoCs

    Can be used control the browser and steal sensitive information such as credentials and session cookies.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9be2db7431723fcb4f08c640cf942d2304d1c9fcc6d48729a69c9cedf44911f2.exe
    "C:\Users\Admin\AppData\Local\Temp\9be2db7431723fcb4f08c640cf942d2304d1c9fcc6d48729a69c9cedf44911f2.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9222 --profile-directory="Default"
      2⤵
      • Uses browser remote debugging
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4740
      • 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:4 --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=123.0.6312.123 --initial-client-data=0x108,0x10c,0x110,0xe4,0x114,0x7ffd7c3bcc40,0x7ffd7c3bcc4c,0x7ffd7c3bcc58
        3⤵
          PID:3768
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=2012,i,1472472496859104270,5020002890149239961,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2008 /prefetch:2
          3⤵
            PID:1396
          • 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 --no-appcompat-clear --field-trial-handle=1932,i,1472472496859104270,5020002890149239961,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2044 /prefetch:3
            3⤵
              PID:2896
            • 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=service --no-appcompat-clear --field-trial-handle=2280,i,1472472496859104270,5020002890149239961,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2288 /prefetch:8
              3⤵
                PID:4424
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3172,i,1472472496859104270,5020002890149239961,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3200 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:1840
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3208,i,1472472496859104270,5020002890149239961,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3340 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:4340
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=4540,i,1472472496859104270,5020002890149239961,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4560 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:4136
          • C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
            "C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
            1⤵
              PID:920

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

              Filesize

              2B

              MD5

              d751713988987e9331980363e24189ce

              SHA1

              97d170e1550eee4afc0af065b78cda302a97674c

              SHA256

              4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

              SHA512

              b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

            • memory/2208-0-0x0000000000050000-0x000000000079F000-memory.dmp

              Filesize

              7.3MB

            • memory/2208-13-0x0000000069CC0000-0x000000006A71B000-memory.dmp

              Filesize

              10.4MB

            • memory/2208-22-0x0000000000050000-0x000000000079F000-memory.dmp

              Filesize

              7.3MB