Analysis

  • max time kernel
    111s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04/06/2024, 14:07

General

  • Target
    Process hacker.exe
  • Size 39KB
  • Sample240604-rez5yaad25
  • SHA256 f326b722d4dd6d61359b374019a3cc74f2fbd4b3b1511c2d647b08fdc7f33135
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • model-dt.gl.at.ply.gg:61584

Mutex
  • Qnv4UI0eUKWzJk4u

Attributes
  • install_file

    USB.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Process hacker.exe
    "C:\Users\Admin\AppData\Local\Temp\Process hacker.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2088
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Process hacker.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2736
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Process hacker.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2288
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • 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:2932
    • 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,0x7feed979758,0x7feed979768,0x7feed979778
      2⤵
        PID:1292
      • 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=1096 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:2
        2⤵
          PID:1568
        • 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=1528 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:8
          2⤵
            PID:2200
          • 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=1608 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:8
            2⤵
              PID:1980
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --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=2284 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:1
              2⤵
                PID:2620
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2300 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:1
                2⤵
                  PID:2444
                • 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=1476 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:2
                  2⤵
                    PID:324
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=2988 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:1
                    2⤵
                      PID:3048
                    • 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=3392 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /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=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3400 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:8
                        2⤵
                          PID:2296
                        • C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe
                          "C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe" --reenable-autoupdates --system-level
                          2⤵
                            PID:1804
                            • C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe
                              "C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\Crashpad --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0x154,0x158,0x15c,0x128,0x160,0x13f407688,0x13f407698,0x13f4076a8
                              3⤵
                                PID:1828
                            • 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=3720 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:8
                              2⤵
                                PID:1532
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=3776 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:1
                                2⤵
                                  PID:1836
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=2344 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:1
                                  2⤵
                                    PID:156
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --mojo-platform-channel-handle=2316 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:1
                                    2⤵
                                      PID:2900
                                    • 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=3544 --field-trial-handle=1288,i,61506489897950307,17769953574459779388,131072 /prefetch:8
                                      2⤵
                                        PID:1960
                                    • 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:2848

                                      Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

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                                            Downloads

                                            94308059B57B3142E455B38A6EB92015

                                            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
                                            • Size 70KB
                                            • SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
                                            • MD5 SHA1 SHA512 SSDEEP

                                            data_1

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

                                            CURRENT~RFf782df3.TMP

                                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\IndexedDB\https_www.youtube.com_0.indexeddb.leveldb\CURRENT~RFf782df3.TMP
                                            • Size 16B
                                            • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                            • MD5 SHA1 SHA512

                                            TransportSecurity

                                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                                            • Size 363B
                                            • SHA256 e4ffe0628675ac73c94cd1482b85aa57e7315a4c1077b7100555b55e5cbf418f
                                            • MD5 SHA1 SHA512

                                            TransportSecurity

                                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                                            • Size 363B
                                            • SHA256 df4d1c06efb85609b6bb2c0249d71b4f9e47bde7189671ec3e9b935d6c438ba7
                                            • MD5 SHA1 SHA512

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                            • Size 6KB
                                            • SHA256 eff996bf67552348dc9164b0ab207f103bff9b2b0768045dfa9a07e0c7691344
                                            • MD5 SHA1 SHA512 SSDEEP

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                            • Size 5KB
                                            • SHA256 1e63be62df968edcd1265dc1fdf9a6f5ef193bdfa95a3eef706c6c9edbbe84cd
                                            • MD5 SHA1 SHA512 SSDEEP

                                            000007.dbtmp

                                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000007.dbtmp
                                            • Size 16B
                                            • SHA256 8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa
                                            • MD5 SHA1 SHA512

                                            Tar2B4C.tmp

                                            • Path C:\Users\Admin\AppData\Local\Temp\Tar2B4C.tmp
                                            • Size 181KB
                                            • SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
                                            • MD5 SHA1 SHA512 SSDEEP

                                            P8T0DB8WV6IKQ4LYBVVU.temp

                                            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\P8T0DB8WV6IKQ4LYBVVU.temp
                                            • Size 7KB
                                            • SHA256 d16cd7cda5b8399e412a3919cd2593cfd1f835ea5b0652d1b7f8dd09a721c23c
                                            • MD5 SHA1 SHA512 SSDEEP

                                            memory/2088-18-0x000007FEF5710000-0x000007FEF60FC000-memory.dmp

                                            memory/2088-0-0x000007FEF5713000-0x000007FEF5714000-memory.dmp

                                            memory/2088-17-0x000007FEF5713000-0x000007FEF5714000-memory.dmp

                                            memory/2088-2-0x000007FEF5710000-0x000007FEF60FC000-memory.dmp

                                            memory/2088-1-0x0000000001030000-0x0000000001040000-memory.dmp

                                            memory/2288-16-0x0000000001FC0000-0x0000000001FC8000-memory.dmp

                                            memory/2288-15-0x000000001B710000-0x000000001B9F2000-memory.dmp

                                            memory/2736-9-0x0000000001FC0000-0x0000000001FC8000-memory.dmp

                                            memory/2736-8-0x000000001B750000-0x000000001BA32000-memory.dmp

                                            memory/2736-7-0x0000000002E10000-0x0000000002E90000-memory.dmp