Resubmissions

10/06/2024, 14:57

240610-sbpepszfnd8

10/06/2024, 14:19

240610-rm8gaayfkc8

Analysis

  • max time kernel
    27s
  • max time network
    29s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10/06/2024, 14:57

General

  • Target
    https://stimuline.s3.us-east-2.amazonaws.com/control_jeffwat.html#[email protected]&pcnt=3&request_type=preload&no_psplash=no_psplash
  • Sample240610-sbpepszfnd
Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 52 IoCs
  • Suspicious use of FindShellTrayWindow 27 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://stimuline.s3.us-east-2.amazonaws.com/control_jeffwat.html#[email protected]&pcnt=3&request_type=preload&no_psplash=no_psplash
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3812
    • 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=110.0.5481.104 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffae000ab58,0x7ffae000ab68,0x7ffae000ab78
      2⤵
        PID:3384
      • 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=1524 --field-trial-handle=1784,i,13400201611209116942,3890643521415024892,131072 /prefetch:2
        2⤵
          PID:1492
        • 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=2052 --field-trial-handle=1784,i,13400201611209116942,3890643521415024892,131072 /prefetch:8
          2⤵
            PID:4212
          • 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 --mojo-platform-channel-handle=2180 --field-trial-handle=1784,i,13400201611209116942,3890643521415024892,131072 /prefetch:8
            2⤵
              PID:4292
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2992 --field-trial-handle=1784,i,13400201611209116942,3890643521415024892,131072 /prefetch:1
              2⤵
                PID:2112
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3000 --field-trial-handle=1784,i,13400201611209116942,3890643521415024892,131072 /prefetch:1
                2⤵
                  PID:1480
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=3476 --field-trial-handle=1784,i,13400201611209116942,3890643521415024892,131072 /prefetch:1
                  2⤵
                    PID:4696
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=4380 --field-trial-handle=1784,i,13400201611209116942,3890643521415024892,131072 /prefetch:1
                    2⤵
                      PID:1192
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4644 --field-trial-handle=1784,i,13400201611209116942,3890643521415024892,131072 /prefetch:8
                      2⤵
                        PID:224
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4824 --field-trial-handle=1784,i,13400201611209116942,3890643521415024892,131072 /prefetch:8
                        2⤵
                          PID:1112
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=4860 --field-trial-handle=1784,i,13400201611209116942,3890643521415024892,131072 /prefetch:1
                          2⤵
                            PID:2396
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=4804 --field-trial-handle=1784,i,13400201611209116942,3890643521415024892,131072 /prefetch:1
                            2⤵
                              PID:896
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4972 --field-trial-handle=1784,i,13400201611209116942,3890643521415024892,131072 /prefetch:8
                              2⤵
                                PID:1972
                            • C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
                              "C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
                              1⤵
                                PID:1004

                              Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    the-real-index

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index
                                    • Size 168B
                                    • SHA256 373c90796b4d45ca918ae6f455a164ef09eb18ad8aa182010c13f7b4a1051290
                                    • MD5 SHA1 SHA512

                                    80200b6d-4b0a-4ad6-b338-393444e901e0.tmp

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\80200b6d-4b0a-4ad6-b338-393444e901e0.tmp
                                    • Size 2B
                                    • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                    • MD5 SHA1 SHA512

                                    Network Persistent State

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                    • Size 2KB
                                    • SHA256 84b9cec7dafc76762fed101eb4664cd3dc1c2f0bbb39809d433d8f77d90071d9
                                    • MD5 SHA1 SHA512

                                    TransportSecurity

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                                    • Size 522B
                                    • SHA256 60fa133c83dc9878e1551ce54fb4435cf76fd1a416627360f78aecab294acff8
                                    • MD5 SHA1 SHA512

                                    Preferences

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                    • Size 7KB
                                    • SHA256 0dfc50b5506585e28864d6824e8fdaa1fb6d36f0c277f525aeac64b8e01eda84
                                    • MD5 SHA1 SHA512 SSDEEP

                                    Preferences

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                    • Size 8KB
                                    • SHA256 bbf63ffecdcb2d1f55c5cdce10454f635beeeebab6ac393f9999a7e648008a29
                                    • MD5 SHA1 SHA512 SSDEEP

                                    Local State

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                    • Size 130KB
                                    • SHA256 ded66c5502a00b33cbf74d12df8e39e9cbb16a42532fade7e372556cbc161825
                                    • MD5 SHA1 SHA512 SSDEEP

                                    Local State

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                    • Size 130KB
                                    • SHA256 2b1fb40e61799d97e3440f9ea2ef72820a40e7978b37eed472cc427735ebc5c4
                                    • MD5 SHA1 SHA512 SSDEEP

                                    data_1

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\ShaderCache\data_1
                                    • Size 264KB
                                    • SHA256 b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
                                    • MD5 SHA1 SHA512 SSDEEP

                                    default.dic

                                    • Path C:\Users\Admin\AppData\Roaming\Microsoft\Spelling\en-US\default.dic
                                    • Size 2B
                                    • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
                                    • MD5 SHA1 SHA512