Analysis

  • max time kernel
    61s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24-01-2025 11:40

General

  • Target

    Microsoft Edge Extention.exe

  • Size

    187KB

  • MD5

    d84b7ea8c978dd822e5e777bba5cec0d

  • SHA1

    4c7c51e2da136c46dd3788e7e7a559f8e02cd661

  • SHA256

    cc63182619e0337324e6a5f31677e70f660d049ea0a8b4710e50e2692842497c

  • SHA512

    a272501053bf03d28e3f1daf8d5dc4a811f5211a99c89bc45ddb0435294ebebf074cf78a959c6a8ee252d7001340b413a53b8db0af145dfcff6c51e3c5b57d22

  • SSDEEP

    3072:amV+Wqa2anXobLhFEd3OVPXqvRUGKXs+S++7KFSbxeY+qDDrMX:amV+WqaxXobTEd0FGqStKEbxI

Malware Config

Extracted

Family

xworm

C2

republic-python.gl.at.ply.gg:26535

Attributes
  • Install_directory

    %Temp%

  • install_file

    XClient.exe

Signatures

  • Detect Xworm Payload 4 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 43 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Microsoft Edge Extention.exe
    "C:\Users\Admin\AppData\Local\Temp\Microsoft Edge Extention.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1804
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "XClient" /tr "C:\Users\Admin\AppData\Local\Temp\XClient.exe"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2632
  • C:\Program Files\VideoLAN\VLC\vlc.exe
    "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\Desktop\UseConfirm.TS"
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:2684
  • 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:2020
    • 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,0x7fef2029758,0x7fef2029768,0x7fef2029778
      2⤵
        PID:1972
      • 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=1180 --field-trial-handle=1196,i,12665339087812749592,11143655874919481701,131072 /prefetch:2
        2⤵
          PID:1672
        • 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=1512 --field-trial-handle=1196,i,12665339087812749592,11143655874919481701,131072 /prefetch:8
          2⤵
            PID:1980
          • 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=1612 --field-trial-handle=1196,i,12665339087812749592,11143655874919481701,131072 /prefetch:8
            2⤵
              PID:2988
            • 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=2080 --field-trial-handle=1196,i,12665339087812749592,11143655874919481701,131072 /prefetch:1
              2⤵
                PID:600
              • 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=2088 --field-trial-handle=1196,i,12665339087812749592,11143655874919481701,131072 /prefetch:1
                2⤵
                  PID:2304
                • 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=1276 --field-trial-handle=1196,i,12665339087812749592,11143655874919481701,131072 /prefetch:2
                  2⤵
                    PID:332
                  • 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=1172 --field-trial-handle=1196,i,12665339087812749592,11143655874919481701,131072 /prefetch:1
                    2⤵
                      PID:2424
                    • 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=3728 --field-trial-handle=1196,i,12665339087812749592,11143655874919481701,131072 /prefetch:8
                      2⤵
                        PID:2700
                    • 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:1936
                      • C:\Windows\system32\taskeng.exe
                        taskeng.exe {F64CACFD-8E1A-40FD-9A26-97311755DAFF} S-1-5-21-3063565911-2056067323-3330884624-1000:KHBTHJFA\Admin:Interactive:[1]
                        1⤵
                          PID:2960
                          • C:\Users\Admin\AppData\Local\Temp\XClient.exe
                            C:\Users\Admin\AppData\Local\Temp\XClient.exe
                            2⤵
                            • Executes dropped EXE
                            • Suspicious use of AdjustPrivilegeToken
                            PID:2652
                          • C:\Users\Admin\AppData\Local\Temp\XClient.exe
                            C:\Users\Admin\AppData\Local\Temp\XClient.exe
                            2⤵
                              PID:2032
                            • C:\Users\Admin\AppData\Local\Temp\XClient.exe
                              C:\Users\Admin\AppData\Local\Temp\XClient.exe
                              2⤵
                                PID:264
                            • C:\Windows\system32\taskmgr.exe
                              "C:\Windows\system32\taskmgr.exe" /4
                              1⤵
                                PID:1324

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp

                                Filesize

                                16B

                                MD5

                                aefd77f47fb84fae5ea194496b44c67a

                                SHA1

                                dcfbb6a5b8d05662c4858664f81693bb7f803b82

                                SHA256

                                4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

                                SHA512

                                b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

                              • 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

                                5KB

                                MD5

                                a0995c7cbc01bcabf8edc166bc4b492f

                                SHA1

                                df427508fe95594289789b9cbd0c2129fe6bde85

                                SHA256

                                c94174d982f662091e5574a6f1b93689ac47210cbf54c700c6b2a70dc4e8f5a5

                                SHA512

                                8f1fa2acc4071b000699e52af0c88b0121acfb4c718f3e4339e4ba52ff767b43a253a94181f1f46476e061b382d3e58ef4f4242f5b39581bbf713ed802f7392b

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

                                Filesize

                                5KB

                                MD5

                                ebf1ef482f581c043c62daf8b5d9e5ef

                                SHA1

                                601ebec7f40e545be782b7e08cd916ce419ef026

                                SHA256

                                5ee7619f81b9b3a5d7a403f148227af424d92e9f4ed3009bce88c4140300e201

                                SHA512

                                e4a60241e2d3b5dc4b5dab317d941d206f83c8b00a8b4134f5b7e9d4cac14e6f23dd83ad71191e351dc225907f16a7e68b943072967234b23f54d0413d4f5a6d

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

                                Filesize

                                5KB

                                MD5

                                4598c0736c6f7a462fb34620ce60dc4d

                                SHA1

                                30e36b8014e9fc47ea01c8743f39890c8ce73282

                                SHA256

                                399871c8d869ed96178e67ec6f5eb77f2e05175f792016d1d2d1a835ea284ad0

                                SHA512

                                a41d89c3840b4f231b7eddcfb98bba4ac72bd974409e65f064bfa71b99c4c1025d8b5554918e9d08ff21e7d7ada528f1aba3c4dcc9cba1207bd5693322ec46a9

                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

                                Filesize

                                16B

                                MD5

                                18e723571b00fb1694a3bad6c78e4054

                                SHA1

                                afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                                SHA256

                                8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                                SHA512

                                43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                              • C:\Users\Admin\AppData\Local\Temp\XClient.exe

                                Filesize

                                187KB

                                MD5

                                d84b7ea8c978dd822e5e777bba5cec0d

                                SHA1

                                4c7c51e2da136c46dd3788e7e7a559f8e02cd661

                                SHA256

                                cc63182619e0337324e6a5f31677e70f660d049ea0a8b4710e50e2692842497c

                                SHA512

                                a272501053bf03d28e3f1daf8d5dc4a811f5211a99c89bc45ddb0435294ebebf074cf78a959c6a8ee252d7001340b413a53b8db0af145dfcff6c51e3c5b57d22

                              • memory/1324-111-0x0000000140000000-0x00000001405E8000-memory.dmp

                                Filesize

                                5.9MB

                              • memory/1324-114-0x0000000140000000-0x00000001405E8000-memory.dmp

                                Filesize

                                5.9MB

                              • memory/1324-144-0x0000000140000000-0x00000001405E8000-memory.dmp

                                Filesize

                                5.9MB

                              • memory/1324-143-0x0000000140000000-0x00000001405E8000-memory.dmp

                                Filesize

                                5.9MB

                              • memory/1324-142-0x0000000140000000-0x00000001405E8000-memory.dmp

                                Filesize

                                5.9MB

                              • memory/1324-134-0x0000000140000000-0x00000001405E8000-memory.dmp

                                Filesize

                                5.9MB

                              • memory/1324-133-0x0000000140000000-0x00000001405E8000-memory.dmp

                                Filesize

                                5.9MB

                              • memory/1324-132-0x0000000140000000-0x00000001405E8000-memory.dmp

                                Filesize

                                5.9MB

                              • memory/1324-117-0x0000000140000000-0x00000001405E8000-memory.dmp

                                Filesize

                                5.9MB

                              • memory/1324-110-0x0000000140000000-0x00000001405E8000-memory.dmp

                                Filesize

                                5.9MB

                              • memory/1324-112-0x0000000140000000-0x00000001405E8000-memory.dmp

                                Filesize

                                5.9MB

                              • memory/1324-113-0x0000000140000000-0x00000001405E8000-memory.dmp

                                Filesize

                                5.9MB

                              • memory/1804-2-0x000007FEF5C10000-0x000007FEF65FC000-memory.dmp

                                Filesize

                                9.9MB

                              • memory/1804-0-0x000007FEF5C13000-0x000007FEF5C14000-memory.dmp

                                Filesize

                                4KB

                              • memory/1804-120-0x00000000022E0000-0x00000000022EC000-memory.dmp

                                Filesize

                                48KB

                              • memory/1804-7-0x000007FEF5C13000-0x000007FEF5C14000-memory.dmp

                                Filesize

                                4KB

                              • memory/1804-8-0x000007FEF5C10000-0x000007FEF65FC000-memory.dmp

                                Filesize

                                9.9MB

                              • memory/1804-1-0x0000000000A70000-0x0000000000AA4000-memory.dmp

                                Filesize

                                208KB

                              • memory/2032-119-0x0000000000D60000-0x0000000000D94000-memory.dmp

                                Filesize

                                208KB

                              • memory/2652-85-0x00000000001D0000-0x0000000000204000-memory.dmp

                                Filesize

                                208KB

                              • memory/2684-24-0x000007FEED6F0000-0x000007FEEE7A0000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/2684-22-0x000007FEF6990000-0x000007FEF69C4000-memory.dmp

                                Filesize

                                208KB

                              • memory/2684-21-0x000000013FD60000-0x000000013FE58000-memory.dmp

                                Filesize

                                992KB

                              • memory/2684-23-0x000007FEEF7B0000-0x000007FEEFA66000-memory.dmp

                                Filesize

                                2.7MB