Analysis

  • max time kernel
    408s
  • max time network
    440s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    08-06-2023 00:22

General

  • Target

    cyxum.exe

  • Size

    1.1MB

  • MD5

    394c60237c9e91bf7efc4832424ef51e

  • SHA1

    a176bfac5c7c3c51075a54ee852a10c560e922dc

  • SHA256

    fae2d370a412eacf6f1e7ab76a43f1c8bfba253a5b6630322aaecca9978ed957

  • SHA512

    e5f25f03ffe24d12ca1b390833996a2f36c4c57455f42fff9e8a0a27e2841c4e5c20b32c6860324d414e6fee2c9de69a4ed7d7780eaa9ee8302ddc9d3dd7c25c

  • SSDEEP

    24576:Us/3O8IbK5HdekH+lTZeO8uTRzKJeLjEeJtIVw/5zJx7K3BUUu:V/3O8XdekHkTZBRzK2jEcIu/NDK3Bc

Score
7/10

Malware Config

Signatures

  • Obfuscated with Agile.Net obfuscator 4 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 35 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cyxum.exe
    "C:\Users\Admin\AppData\Local\Temp\cyxum.exe"
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:1768
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Adds Run key to start application
    • 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:980
    • 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,0x7fef2109758,0x7fef2109768,0x7fef2109778
      2⤵
        PID:1492
      • 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=1108 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:2
        2⤵
          PID:112
        • 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=1524 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:8
          2⤵
            PID:1792
          • 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=1632 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:8
            2⤵
              PID:1400
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2300 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:1
              2⤵
                PID:916
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2324 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:1
                2⤵
                  PID:1368
                • 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=1176 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:2
                  2⤵
                    PID:2192
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1108 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:1
                    2⤵
                      PID:2268
                    • 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=3904 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:8
                      2⤵
                        PID:2288
                      • 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=3936 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:8
                        2⤵
                          PID:2304
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=4176 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:1
                          2⤵
                            PID:2524
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=4336 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:1
                            2⤵
                              PID:2616
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=3220 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:1
                              2⤵
                                PID:2696
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=14 --mojo-platform-channel-handle=652 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:1
                                2⤵
                                  PID:2784
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=15 --mojo-platform-channel-handle=4316 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:1
                                  2⤵
                                    PID:2916
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=16 --mojo-platform-channel-handle=1588 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:1
                                    2⤵
                                      PID:2428
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=17 --mojo-platform-channel-handle=4416 --field-trial-handle=1332,i,4297753508867134664,13267001355809534558,131072 /prefetch:1
                                      2⤵
                                        PID:1616
                                    • 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:1588

                                      Network

                                      MITRE ATT&CK Matrix ATT&CK v6

                                      Persistence

                                      Registry Run Keys / Startup Folder

                                      1
                                      T1060

                                      Defense Evasion

                                      Modify Registry

                                      1
                                      T1112

                                      Discovery

                                      Query Registry

                                      1
                                      T1012

                                      System Information Discovery

                                      1
                                      T1082

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
                                        Filesize

                                        62KB

                                        MD5

                                        3ac860860707baaf32469fa7cc7c0192

                                        SHA1

                                        c33c2acdaba0e6fa41fd2f00f186804722477639

                                        SHA256

                                        d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

                                        SHA512

                                        d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

                                      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                                        Filesize

                                        344B

                                        MD5

                                        ec6f67116be551465f440e7ffe611916

                                        SHA1

                                        1434ac43e2161fd9db0c55af92f7127ab5ce8b51

                                        SHA256

                                        7e71c032731057a973135af3c649b1798c7049463e07596628532e947d58fce4

                                        SHA512

                                        6bac2851ad6ccd0d900128b63cd94cfc98fa24640258f664ae9411a9df7838b9e865a1d9d0e551eafa168f6514d60720c54d36a5626db413cfe0ac6049eb90ad

                                      • 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

                                        4KB

                                        MD5

                                        babf6da866f37974b88c5fdcf0585075

                                        SHA1

                                        db5a3efeeda8a667d78b34a7d3774d095d52c5ff

                                        SHA256

                                        c7fc5e5b8e9200c1ad77aec9e204d0243c024e04068b54864fc8b52d85f9b78c

                                        SHA512

                                        7e21182ae45f32f5a977728c70d553729f1d8d602b35502933668bd7228df5184b8c447f85b33e607d945c32c25e16f3af715fa3bb4966decfed81595a4372d0

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

                                        4KB

                                        MD5

                                        afb680dc7dd5cf9b324460ba5add5f7a

                                        SHA1

                                        469bfe5b61b73c1da9989077fe6001c439105b7d

                                        SHA256

                                        d1fb1f45ad9625e761b00ff2d8b15ce5973ed1469a0d107e3540962b33636341

                                        SHA512

                                        9761b066bfc3fc8e376acaed9cc185dc06c37f5b2065bde00b6b0d6fcef7411947ead525100938319cebe24f0c6621a0d701ea31050b200698fe11765b1e58bb

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

                                        4KB

                                        MD5

                                        bc12558e2c8ca57a95baeccd2ca927d1

                                        SHA1

                                        d7fc6750f48659c3bcf7d1999aca943790bf2ae9

                                        SHA256

                                        b53968814978db9eb5211b650f385b8c743f3a1bbc65bc95eaf514bea3f83512

                                        SHA512

                                        e71687c735147ced08fbea768e3bbee17a181c6688ab17c3e1750e2402ef501fc73d429c4ef4ac55adc78688c6cc3b3b3fa05ebf62f58ff482fce6b5491a9634

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000004.dbtmp
                                        Filesize

                                        16B

                                        MD5

                                        6752a1d65b201c13b62ea44016eb221f

                                        SHA1

                                        58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                        SHA256

                                        0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                        SHA512

                                        9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

                                        158KB

                                        MD5

                                        744980e4bebde2a4773834ff4178e1d1

                                        SHA1

                                        6822503b5e7633398f60d77aa2640abc9c896493

                                        SHA256

                                        1afdebd510359ee959eb906b48489fe945b85b4559aa412e97aaf81015c24288

                                        SHA512

                                        ff25c673275fe7aa5dc40ec808d4ebcae7e59db7a60eabc01bae79c9d23160cea505f697b9e82168e734c959528b1f2d6e5c19588ef9c132427d54deb660410b

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\cea48e7d-2a09-4f59-935e-80a143da75a3.tmp
                                        Filesize

                                        158KB

                                        MD5

                                        15d7f8703c21e919908b0630becc67fd

                                        SHA1

                                        7ac341b4c53ef5e72b2c53941c1a6a25a2feb365

                                        SHA256

                                        b992a44443e795f93923f74910f702ec40ccbd4537b4d292ad9595af94bc9992

                                        SHA512

                                        4d2de4225bcb3d884abfc2955765a8b822d82a0f9c45cd1cf5f1a9518cfb12df063aee8cde645b408aeace9bee90e258866566d713a74808ae4a3b25e12f1212

                                      • C:\Users\Admin\AppData\Local\Temp\CabB925.tmp
                                        Filesize

                                        61KB

                                        MD5

                                        fc4666cbca561e864e7fdf883a9e6661

                                        SHA1

                                        2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

                                        SHA256

                                        10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

                                        SHA512

                                        c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

                                      • C:\Users\Admin\AppData\Local\Temp\TarBA73.tmp
                                        Filesize

                                        164KB

                                        MD5

                                        4ff65ad929cd9a367680e0e5b1c08166

                                        SHA1

                                        c0af0d4396bd1f15c45f39d3b849ba444233b3a2

                                        SHA256

                                        c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

                                        SHA512

                                        f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

                                      • \??\pipe\crashpad_980_IVKWQIMPQULBRJCG
                                        MD5

                                        d41d8cd98f00b204e9800998ecf8427e

                                        SHA1

                                        da39a3ee5e6b4b0d3255bfef95601890afd80709

                                        SHA256

                                        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                        SHA512

                                        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                      • memory/1768-130-0x00000000012D0000-0x0000000001350000-memory.dmp
                                        Filesize

                                        512KB

                                      • memory/1768-131-0x00000000012D0000-0x0000000001350000-memory.dmp
                                        Filesize

                                        512KB

                                      • memory/1768-103-0x00000000012D0000-0x0000000001350000-memory.dmp
                                        Filesize

                                        512KB

                                      • memory/1768-102-0x00000000010E0000-0x00000000010E6000-memory.dmp
                                        Filesize

                                        24KB

                                      • memory/1768-87-0x0000000000F70000-0x0000000000F78000-memory.dmp
                                        Filesize

                                        32KB

                                      • memory/1768-65-0x00000000012D0000-0x0000000001350000-memory.dmp
                                        Filesize

                                        512KB

                                      • memory/1768-54-0x0000000001390000-0x00000000014AC000-memory.dmp
                                        Filesize

                                        1.1MB

                                      • memory/1768-60-0x000000001BA40000-0x000000001BB34000-memory.dmp
                                        Filesize

                                        976KB

                                      • memory/1768-59-0x0000000001280000-0x00000000012B6000-memory.dmp
                                        Filesize

                                        216KB

                                      • memory/1768-58-0x0000000000F20000-0x0000000000F3E000-memory.dmp
                                        Filesize

                                        120KB

                                      • memory/1768-55-0x00000000012D0000-0x0000000001350000-memory.dmp
                                        Filesize

                                        512KB