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Analysis

  • max time kernel
    21s
  • max time network
    24s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    12/10/2024, 05:28

General

  • Target

    https://gofile.io/d/fzwsKD

Malware Config

Extracted

Family

xenorat

C2

192.168.1.88

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    5000

  • install_path

    nothingset

  • port

    54710

  • startup_name

    nothingset

Signatures

  • Detect XenoRat Payload 2 IoCs
  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • 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.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of FindShellTrayWindow 35 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://gofile.io/d/fzwsKD
    1⤵
    • Drops file in Windows directory
    • 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:3392
    • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffc4a6ccc40,0x7ffc4a6ccc4c,0x7ffc4a6ccc58
      2⤵
        PID:2476
      • 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=1772,i,10351491861665172716,10881439520278712334,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1728 /prefetch:2
        2⤵
          PID:2392
        • 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=2076,i,10351491861665172716,10881439520278712334,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2080 /prefetch:3
          2⤵
            PID:2812
          • 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=2164,i,10351491861665172716,10881439520278712334,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2340 /prefetch:8
            2⤵
              PID:6088
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3080,i,10351491861665172716,10881439520278712334,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3088 /prefetch:1
              2⤵
                PID:5936
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3092,i,10351491861665172716,10881439520278712334,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3132 /prefetch:1
                2⤵
                  PID:4708
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=4076,i,10351491861665172716,10881439520278712334,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3504 /prefetch:1
                  2⤵
                    PID:408
                  • 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 --no-appcompat-clear --field-trial-handle=4580,i,10351491861665172716,10881439520278712334,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4592 /prefetch:8
                    2⤵
                      PID:5608
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --field-trial-handle=4240,i,10351491861665172716,10881439520278712334,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4648 /prefetch:1
                      2⤵
                        PID:4272
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --no-appcompat-clear --field-trial-handle=4976,i,10351491861665172716,10881439520278712334,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=5096 /prefetch:8
                        2⤵
                          PID:4644
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --no-appcompat-clear --field-trial-handle=5084,i,10351491861665172716,10881439520278712334,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=5212 /prefetch:8
                          2⤵
                            PID:5080
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=3240,i,10351491861665172716,10881439520278712334,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=5364 /prefetch:8
                            2⤵
                            • Subvert Trust Controls: Mark-of-the-Web Bypass
                            • NTFS ADS
                            PID:1952
                          • C:\Users\Admin\Downloads\Xeno.exe
                            "C:\Users\Admin\Downloads\Xeno.exe"
                            2⤵
                            • Executes dropped EXE
                            • System Location Discovery: System Language Discovery
                            PID:1944
                        • 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:3788
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                            1⤵
                              PID:4584

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

                              Filesize

                              336B

                              MD5

                              479d3afae0aabe1a0d9df18086bca9bf

                              SHA1

                              a3ab8172a0d9311d22da630b41f124862e6c1bb2

                              SHA256

                              6a72ae70180fb620cb45943bbce7e2c64613e81a0533be10f28228dfa7a589a5

                              SHA512

                              8357e0aad4e9ef61371b9571819d6cb23842c73461b79e4e1a5e093ea1cb2d2fd7e075362aa2e33c557e1a83c8736ef608988dc35501afa819917858463f6ef2

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

                              Filesize

                              3KB

                              MD5

                              7aa534338c4132bde3c05482c6c9ddc0

                              SHA1

                              6d3ffaeeb2451113a7960cd7a9377e34044d5fb8

                              SHA256

                              a60bb6d593af210ac5919407fa7a887a981a3ec8f95b5feeda1453fda7192381

                              SHA512

                              252f8866ad7b947b04851d03191ad36107dcb9739a8d4c3acbff1e9b34877bdb68db98c0a02f33314b8649b75ef1f5847352fe2681e16003178e3e21604b2ff3

                            • 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

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

                              Filesize

                              690B

                              MD5

                              00b51123e8bb112d50ae19d9ab1f2f9f

                              SHA1

                              236499ee432116422d5a2c9b5e3083a3081f36ba

                              SHA256

                              695767f6b8e8f78ff040939ecb26850283e8ab7a829c57a4f3b3749b14b98a39

                              SHA512

                              25bb0241b6d47a55cf00216f3ee5a775aead21ffe5cd0a4beac4c4d63efee8b4193fd61b378ca26619843178d265321ed3f51828f7f225d3f2c907c97420b49a

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

                              Filesize

                              8KB

                              MD5

                              f2608f53fec727292198ef02ed10c8f6

                              SHA1

                              f39f855ad47ef19f65747f80f0845e058e4a1fa4

                              SHA256

                              0bd683a8e5020abc4bbed69dd5f7f57e3214cdb4da55dc0636693a89ef1d6726

                              SHA512

                              e11f874ae999b5d83392b2b4df8edcf81ad94ad817528e95fe5a674aabd0a9d228e9acc409bc4de144f080acd55ed2bc7c5cd4eccb3d04ffa3c6e67a8ed09fdf

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

                              Filesize

                              228KB

                              MD5

                              8ec3cd1fdaabd8f08391f803e3a147a1

                              SHA1

                              ce7a784b00afbf6f49b43563ce5824f94dda8b28

                              SHA256

                              bb2e12031e2f4902c4cd5359b6782008697ab9c7401d858200b5d2bf18d89d42

                              SHA512

                              05307d769adb3ef31aae217ddaed1cbd99f36f902cf3a2fd59d75ce860ac87a7d0ecda4068e8ea3bb5b15b74c9dbc362a64be1f19e02aed05a3b08e3e775493b

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

                              Filesize

                              228KB

                              MD5

                              573c2fb4bcad501317c7e0740df272a2

                              SHA1

                              e8d8d50ef8c5521e45def90739bf0414c86e1476

                              SHA256

                              f5abe02ec2ebad324c22a1eb53789ff78b119238843a3a4a848799de0c90ff97

                              SHA512

                              600d3a3b60391de71fdd0c85c221d9e51bf7cbb3a572072379ebfef8e2a049a44a0a7f7741c3de8c5f973f5e0743ab64f780f6b249b776f2c84061a62ecc340e

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\ShaderCache\data_1

                              Filesize

                              264KB

                              MD5

                              f50f89a0a91564d0b8a211f8921aa7de

                              SHA1

                              112403a17dd69d5b9018b8cede023cb3b54eab7d

                              SHA256

                              b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                              SHA512

                              bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                            • C:\Users\Admin\Downloads\Xeno.exe

                              Filesize

                              45KB

                              MD5

                              7a3b28f412c9cc6c9d6c30cce8e7c0bc

                              SHA1

                              afeb0bf2a0618701c0e8f25fe5905b8e0ae0da0b

                              SHA256

                              84f1754b8db0c2b85a04e1b80f0b1f5aba825c7ce500edf5d33e9495638257a3

                              SHA512

                              9800a057b6e9ba328686a171ee9a5252af0659c661b0713c0149a4eff22607ac29a115e2f1fd507eab35ef8c192cb9c5b6e96262e12cff33284bbd643ace9b45

                            • C:\Users\Admin\Downloads\Xeno.exe:Zone.Identifier

                              Filesize

                              26B

                              MD5

                              fbccf14d504b7b2dbcb5a5bda75bd93b

                              SHA1

                              d59fc84cdd5217c6cf74785703655f78da6b582b

                              SHA256

                              eacd09517ce90d34ba562171d15ac40d302f0e691b439f91be1b6406e25f5913

                              SHA512

                              aa1d2b1ea3c9de3ccadb319d4e3e3276a2f27dd1a5244fe72de2b6f94083dddc762480482c5c2e53f803cd9e3973ddefc68966f974e124307b5043e654443b98

                            • memory/1944-81-0x000000007524E000-0x000000007524F000-memory.dmp

                              Filesize

                              4KB

                            • memory/1944-82-0x0000000000560000-0x0000000000572000-memory.dmp

                              Filesize

                              72KB

                            • memory/1944-83-0x0000000075240000-0x00000000759F1000-memory.dmp

                              Filesize

                              7.7MB

                            • memory/1944-190-0x000000007524E000-0x000000007524F000-memory.dmp

                              Filesize

                              4KB

                            • memory/1944-191-0x0000000075240000-0x00000000759F1000-memory.dmp

                              Filesize

                              7.7MB