Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-04-2024 22:16

General

  • Target

    XClient.exe

  • Size

    33KB

  • MD5

    6a0dd7035dd8b214bc0e89abac86965b

  • SHA1

    bc37b9bd002d6e10e7922992d6c5cdd636f9820e

  • SHA256

    10893249600c494365edddc0bcca1b6bf5012f777cb375cd529972a0f94e9fa7

  • SHA512

    713a8515ed9f1ab509317593ac7b0b793af62b78a8d744bc532332d07f735b017e260872a1d0b77af14a1f753bd15c121d52a6a09f293f0e322f6313aec28216

  • SSDEEP

    768:3dKk9oVQUzoxVJt76NHRVFr9jcaIOjhBbS:NKD/y97QHDFr9jOOjve

Malware Config

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:23638

209.25.140.1:5525:23638

bring-recorder.gl.at.ply.gg:23638

action-yesterday.gl.at.ply.gg:23638

147.185.221.19:23638

then-wheel.gl.at.ply.gg::23638

then-wheel.gl.at.ply.gg:23638

teen-modes.gl.at.ply.gg:23638

Mutex

LbSpssCFgm7ibxmv

Attributes
  • install_file

    USB.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • 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 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\XClient.exe
    "C:\Users\Admin\AppData\Local\Temp\XClient.exe"
    1⤵
    • Sets desktop wallpaper using registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2760
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\Desktop\How To Decrypt My Files.html
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:612
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7fff4f8946f8,0x7fff4f894708,0x7fff4f894718
        3⤵
          PID:4568
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2220,9501640643243802401,9786415971343361057,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2224 /prefetch:2
          3⤵
            PID:2652
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2220,9501640643243802401,9786415971343361057,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2316 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4448
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2220,9501640643243802401,9786415971343361057,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2668 /prefetch:8
            3⤵
              PID:2172
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2220,9501640643243802401,9786415971343361057,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3300 /prefetch:1
              3⤵
                PID:2168
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2220,9501640643243802401,9786415971343361057,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3316 /prefetch:1
                3⤵
                  PID:3332
                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2220,9501640643243802401,9786415971343361057,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4872 /prefetch:8
                  3⤵
                    PID:4684
                  • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2220,9501640643243802401,9786415971343361057,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4872 /prefetch:8
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:820
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2220,9501640643243802401,9786415971343361057,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5140 /prefetch:1
                    3⤵
                      PID:4808
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2220,9501640643243802401,9786415971343361057,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5204 /prefetch:1
                      3⤵
                        PID:2728
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2220,9501640643243802401,9786415971343361057,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5500 /prefetch:1
                        3⤵
                          PID:512
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2220,9501640643243802401,9786415971343361057,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5536 /prefetch:1
                          3⤵
                            PID:4548
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:1448
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:2376

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

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                          Downloads

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                            Filesize

                            152B

                            MD5

                            4d6e17218d9a99976d1a14c6f6944c96

                            SHA1

                            9e54a19d6c61d99ac8759c5f07b2f0d5faab447f

                            SHA256

                            32e343d2794af8bc6f2f7c905b5df11d53db4ad8922b92ad5e7cc9c856509d93

                            SHA512

                            3fa166b3e2d1236298d8dda7071a6fcf2bde283f181b8b0a07c0bb8ba756d6f55fa8a847ca5286d4dbabc6dace67e842a118866320ac01bd5f93cccd3a032e47

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                            Filesize

                            111B

                            MD5

                            285252a2f6327d41eab203dc2f402c67

                            SHA1

                            acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

                            SHA256

                            5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

                            SHA512

                            11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                            Filesize

                            5KB

                            MD5

                            76ceebaa4740487becb629840c3f4242

                            SHA1

                            d8b73219fecece5aa319fecf27c4518f4f4fd23e

                            SHA256

                            ce0cb7cac92e1aa04b24337ec87b021c6240b55091dc2f5bea6bb89faea4b8be

                            SHA512

                            163126fccc22867a4afb98ff316a9cddda1cff465ace9b2fc0bd6ec768b4eb6f04a82bae8f581ac40f7eb2cabbbdcd1ebb3fd1f091cd7dccaba83f66762a5eb8

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                            Filesize

                            5KB

                            MD5

                            9459a02ec5da318b3bd5f0971d0345ca

                            SHA1

                            f436d9232a2d2a1a022648db6143f4cbd78d66e6

                            SHA256

                            912b02b5b0ecba20bff81865ca0edd65faca79aba1a63e60108b469ba035fc6b

                            SHA512

                            977e5574e556c9d9af7250077709661f0c36a481c8bb517723ededad974e2c62decdadeb5847d233ca98286e6a0789112a7632c954280d837bc72092dd49502e

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                            Filesize

                            5KB

                            MD5

                            338a2e6af000f0d13579d76c1122dc86

                            SHA1

                            78a6f1217ca94370a5f68327766801d93f06aac5

                            SHA256

                            80a4012ecacc9c5617e8d482c6a859d88c001b8633774a2bcb9990c8d1251385

                            SHA512

                            22a9263d775425465f019e482eb1bf80212d0d9c36b91a92fc272b4d07827dfc2ea4b65a4f533bcc8c94097a86a37d866e1d6d5aa49ebb64417b9ff4fbbf1bc4

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences

                            Filesize

                            24KB

                            MD5

                            c2ef1d773c3f6f230cedf469f7e34059

                            SHA1

                            e410764405adcfead3338c8d0b29371fd1a3f292

                            SHA256

                            185450d538a894e4dcf55b428f506f3d7baa86664fbbc67afd6c255b65178521

                            SHA512

                            2ef93803da4d630916bed75d678382fd1c72bff1700a1a72e2612431c6d5e11410ced4eaf522b388028aeadb08e8a77513e16594e6ab081f6d6203e4caa7d549

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                            Filesize

                            16B

                            MD5

                            6752a1d65b201c13b62ea44016eb221f

                            SHA1

                            58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                            SHA256

                            0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                            SHA512

                            9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                            Filesize

                            10KB

                            MD5

                            194907ced898db9135d76bcd9aa3c14a

                            SHA1

                            9d4f20fc1ed3ef869cb6b81ce1f871a626e1d338

                            SHA256

                            38569bcdf2484c4db1e5ea7c31ce5b2f5f7209005121c8a36a08a505cdc59f99

                            SHA512

                            0ca6fd2d1d5a4eb1c2f4c6d842ff855fa400b38a3871aa889010c812d300b68e526abcb85f3fab231079f26e442ff4a89eae7b5f536ce114fb2e50b7f3380854

                          • C:\Users\Admin\Desktop\How To Decrypt My Files.html

                            Filesize

                            633B

                            MD5

                            eefbd5b610a3d9b60fceb6195982e523

                            SHA1

                            3089afe1027e03e1e114af21d1e1ed3a4394630d

                            SHA256

                            2b83723e038cbaee0a9db8e68b460c30435ede36ca5114272a8bd779aa3e6a78

                            SHA512

                            0d4d973ff20d852bb73fee3e31df69166be555490d520f9384ea1bb6af36758575f5f5536a8626e84d1cc785f83003601d2976901c819e9afaf44abb4d4296e7

                          • C:\Users\Admin\NTUSER.DAT{53b39e88-18c4-11ea-a811-000d3aa4692b}.TMContainer00000000000000000001.regtrans-ms.ENC

                            Filesize

                            16B

                            MD5

                            dde2c5c5607cc378af4f2a7f9cb6efb6

                            SHA1

                            326768e744d6c8feda81ea57ea27416ad3cbd9a9

                            SHA256

                            c38e8c0f0e49bad45c0316cd9c303cb465cbf1585e5c83962445d80ea2fbc56b

                            SHA512

                            84b542437b75a282a04ae07536e83d959bde434d71ff9c6801048ce5af781da5b4cc4de91f38fb9c0d13e69d1486fa5a1488c7989a732dd41defefa029becc8b

                          • memory/2760-0-0x0000000000450000-0x000000000045E000-memory.dmp

                            Filesize

                            56KB

                          • memory/2760-5-0x00000000026A0000-0x00000000026AC000-memory.dmp

                            Filesize

                            48KB

                          • memory/2760-4-0x0000000000C40000-0x0000000000C4A000-memory.dmp

                            Filesize

                            40KB

                          • memory/2760-3-0x00007FFF52780000-0x00007FFF53241000-memory.dmp

                            Filesize

                            10.8MB

                          • memory/2760-2-0x000000001B070000-0x000000001B080000-memory.dmp

                            Filesize

                            64KB

                          • memory/2760-1-0x00007FFF52780000-0x00007FFF53241000-memory.dmp

                            Filesize

                            10.8MB