Resubmissions

11/03/2025, 18:23

250311-w1w3ma1yht 10

11/03/2025, 18:20

250311-wy2kbszqt7 10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/03/2025, 18:20

General

  • Target

    efe.exe

  • Size

    45KB

  • MD5

    cb25f48fae0cc0c1e2404a26bb36e087

  • SHA1

    8686dc9b9cfc2d359253c8fda397089cbf8f14b1

  • SHA256

    42404161307a26214069b212b830faa4b46ce3a3bdb53626ebb5d9cd9c81489b

  • SHA512

    051225e2a0bd6eeaa25513c55d9bee75fbf0bd9fd658602f01b149a72509a4185f28c2cf00a8c0a9ab9f8e619315ce603f2c96b829fe431f9591db0365ec7a99

  • SSDEEP

    768:edhO/poiiUcjlJInJ3EH9Xqk5nWEZ5SbTDatuI7CPW54:ow+jjgnlEH9XqcnW85SbTYuIA

Malware Config

Extracted

Family

xenorat

C2

192.168.0.20

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    4444

  • startup_name

    nothingset

Signatures

  • Detect XenoRat Payload 2 IoCs
  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Xenorat family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 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\efe.exe
    "C:\Users\Admin\AppData\Local\Temp\efe.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2616
    • C:\Users\Admin\AppData\Roaming\XenoManager\efe.exe
      "C:\Users\Admin\AppData\Roaming\XenoManager\efe.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1248
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    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:1360
    • 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=0x124,0x128,0x12c,0xf4,0x130,0x7ffac145cc40,0x7ffac145cc4c,0x7ffac145cc58
      2⤵
        PID:2140
      • 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=1932,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=1928 /prefetch:2
        2⤵
          PID:2380
        • 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=2220,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=2252 /prefetch:3
          2⤵
            PID:3108
          • 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=2308,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=2532 /prefetch:8
            2⤵
              PID:4892
            • 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=3184,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=3204 /prefetch:1
              2⤵
                PID:1272
              • 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=3408,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=3416 /prefetch:1
                2⤵
                  PID:1464
                • 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=4588,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=3776 /prefetch:1
                  2⤵
                    PID:280
                  • 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 --no-appcompat-clear --field-trial-handle=4752,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4728 /prefetch:8
                    2⤵
                      PID:3128
                    • 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 --no-appcompat-clear --field-trial-handle=4472,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4708 /prefetch:8
                      2⤵
                        PID:2012
                      • 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=4848,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4864 /prefetch:8
                        2⤵
                          PID:1376
                        • 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 --no-appcompat-clear --field-trial-handle=4720,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4784 /prefetch:8
                          2⤵
                            PID:1760
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=3176,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=5148 /prefetch:8
                            2⤵
                              PID:696
                            • 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 --no-appcompat-clear --field-trial-handle=3864,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4872 /prefetch:8
                              2⤵
                                PID:4712
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4920,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4876 /prefetch:8
                                2⤵
                                  PID:1788
                                • 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 --no-appcompat-clear --field-trial-handle=5160,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=5164 /prefetch:8
                                  2⤵
                                    PID:3168
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --field-trial-handle=5136,i,11243700180759521159,11387124848135602808,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=5240 /prefetch:2
                                    2⤵
                                      PID:1984
                                  • 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:3808
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                                      1⤵
                                        PID:712

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

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

                                        Filesize

                                        649B

                                        MD5

                                        81ba307a6c36ed43ff26cba8d0eb2dfd

                                        SHA1

                                        2d8772163cfbeef308bee6640c88971bcb75395b

                                        SHA256

                                        cf0584fc29cb38d8ef09e6a5a2c9b9c1cb7c858eb59bc4be81c7ea32082b0957

                                        SHA512

                                        ee27f837fcc90e0191e6fe2c0dbbedc49a228dea9de4a5a7ca84f559416638823f95f99183590e4e7934ad3151f750bbc7f372e876251ab6f5556f5d1c3364d1

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ghbmnnjooekpmoecnnnilnnbdlolhkhi\1.89.1_0\_locales\en_CA\messages.json

                                        Filesize

                                        851B

                                        MD5

                                        07ffbe5f24ca348723ff8c6c488abfb8

                                        SHA1

                                        6dc2851e39b2ee38f88cf5c35a90171dbea5b690

                                        SHA256

                                        6895648577286002f1dc9c3366f558484eb7020d52bbf64a296406e61d09599c

                                        SHA512

                                        7ed2c8db851a84f614d5daf1d5fe633bd70301fd7ff8a6723430f05f642ceb3b1ad0a40de65b224661c782ffcec69d996ebe3e5bb6b2f478181e9a07d8cd41f6

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ghbmnnjooekpmoecnnnilnnbdlolhkhi\1.89.1_0\dasherSettingSchema.json

                                        Filesize

                                        854B

                                        MD5

                                        4ec1df2da46182103d2ffc3b92d20ca5

                                        SHA1

                                        fb9d1ba3710cf31a87165317c6edc110e98994ce

                                        SHA256

                                        6c69ce0fe6fab14f1990a320d704fee362c175c00eb6c9224aa6f41108918ca6

                                        SHA512

                                        939d81e6a82b10ff73a35c931052d8d53d42d915e526665079eeb4820df4d70f1c6aebab70b59519a0014a48514833fefd687d5a3ed1b06482223a168292105d

                                      • 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\Microsoft\CLR_v4.0_32\UsageLogs\efe.exe.log

                                        Filesize

                                        226B

                                        MD5

                                        916851e072fbabc4796d8916c5131092

                                        SHA1

                                        d48a602229a690c512d5fdaf4c8d77547a88e7a2

                                        SHA256

                                        7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

                                        SHA512

                                        07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

                                      • C:\Users\Admin\AppData\Local\Temp\scoped_dir1360_1018574487\CRX_INSTALL\_locales\en_CA\messages.json

                                        Filesize

                                        711B

                                        MD5

                                        558659936250e03cc14b60ebf648aa09

                                        SHA1

                                        32f1ce0361bbfdff11e2ffd53d3ae88a8b81a825

                                        SHA256

                                        2445cad863be47bb1c15b57a4960b7b0d01864e63cdfde6395f3b2689dc1444b

                                        SHA512

                                        1632f5a3cd71887774bf3cb8a4d8b787ea6278271657b0f1d113dbe1a7fd42c4daa717cc449f157ce8972037572b882dc946a7dc2c0e549d71982dcdee89f727

                                      • C:\Users\Admin\AppData\Local\Temp\scoped_dir1360_1018574487\b065f68d-83bf-4893-b702-af6cb786ee84.tmp

                                        Filesize

                                        150KB

                                        MD5

                                        eae462c55eba847a1a8b58e58976b253

                                        SHA1

                                        4d7c9d59d6ae64eb852bd60b48c161125c820673

                                        SHA256

                                        ebcda644bcfbd0c9300227bafde696e8923ddb004b4ee619d7873e8a12eae2ad

                                        SHA512

                                        494481a98ab6c83b16b4e8d287d85ba66499501545da45458acc395da89955971cf2a14e83c2da041c79c580714b92b9409aa14017a16d0b80a7ff3d91bad2a3

                                      • C:\Users\Admin\AppData\Roaming\XenoManager\efe.exe

                                        Filesize

                                        45KB

                                        MD5

                                        cb25f48fae0cc0c1e2404a26bb36e087

                                        SHA1

                                        8686dc9b9cfc2d359253c8fda397089cbf8f14b1

                                        SHA256

                                        42404161307a26214069b212b830faa4b46ce3a3bdb53626ebb5d9cd9c81489b

                                        SHA512

                                        051225e2a0bd6eeaa25513c55d9bee75fbf0bd9fd658602f01b149a72509a4185f28c2cf00a8c0a9ab9f8e619315ce603f2c96b829fe431f9591db0365ec7a99

                                      • memory/1248-16-0x0000000074A50000-0x0000000075200000-memory.dmp

                                        Filesize

                                        7.7MB

                                      • memory/1248-17-0x0000000074A50000-0x0000000075200000-memory.dmp

                                        Filesize

                                        7.7MB

                                      • memory/1248-15-0x0000000074A50000-0x0000000075200000-memory.dmp

                                        Filesize

                                        7.7MB

                                      • memory/2616-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2616-1-0x0000000000970000-0x0000000000982000-memory.dmp

                                        Filesize

                                        72KB