Analysis

  • max time kernel
    50s
  • max time network
    47s
  • platform
    windows10-1703_x64
  • resource
    win10-20240214-en
  • resource tags

    arch:x64arch:x86image:win10-20240214-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27/03/2024, 07:39

General

  • Target

    http://firstbyte.club

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://firstbyte.club
    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:4224
    • 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=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ffbf8d29758,0x7ffbf8d29768,0x7ffbf8d29778
      2⤵
        PID:2920
      • 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=1576 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:2
        2⤵
          PID:3408
        • 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=1776 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:8
          2⤵
            PID:3944
          • 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=2068 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:8
            2⤵
              PID:3684
            • 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=2564 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
              2⤵
                PID:1560
              • 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=2572 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
                2⤵
                  PID:2316
                • 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 --mojo-platform-channel-handle=4504 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:8
                  2⤵
                    PID:3448
                  • 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=4484 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:8
                    2⤵
                      PID:1708
                    • 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=9 --mojo-platform-channel-handle=4636 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /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 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=4824 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
                        2⤵
                          PID:4496
                        • 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=11 --mojo-platform-channel-handle=4760 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
                          2⤵
                            PID:2624
                          • 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=12 --mojo-platform-channel-handle=2924 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
                            2⤵
                              PID:1028
                            • 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=13 --mojo-platform-channel-handle=3560 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
                              2⤵
                                PID:4872
                              • 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=14 --mojo-platform-channel-handle=4896 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
                                2⤵
                                  PID:3936
                                • 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=15 --mojo-platform-channel-handle=4644 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
                                  2⤵
                                    PID:2160
                                  • 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=16 --mojo-platform-channel-handle=4688 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
                                    2⤵
                                      PID:2876
                                    • 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=17 --mojo-platform-channel-handle=4872 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
                                      2⤵
                                        PID:1484
                                      • 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=18 --mojo-platform-channel-handle=2960 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
                                        2⤵
                                          PID:2464
                                        • 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=19 --mojo-platform-channel-handle=2972 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
                                          2⤵
                                            PID:4484
                                          • 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=20 --mojo-platform-channel-handle=4920 --field-trial-handle=1848,i,5670538185454005550,10055709967313316555,131072 /prefetch:1
                                            2⤵
                                              PID:1028
                                          • 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:1204

                                            Network

                                                  MITRE ATT&CK Enterprise v15

                                                  Replay Monitor

                                                  Loading Replay Monitor...

                                                  Downloads

                                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000002

                                                    Filesize

                                                    51KB

                                                    MD5

                                                    0cbe0264f6afcd3ede7b04a1d3e62752

                                                    SHA1

                                                    53f71b808332082dcbb6fbfb6592727c487f3601

                                                    SHA256

                                                    1455dd17f10d063d31efd675adba670d5f8cbe33115e69da632c5a2444468da7

                                                    SHA512

                                                    71382dcb416501f0a4f6a7e8b01f9275ce605295c4fd22ff361113450c01645644b2af0644ff56452579d49645d52dde756bdc3e1b4e1ed8a94802914462b024

                                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000003

                                                    Filesize

                                                    197KB

                                                    MD5

                                                    5e28e72b443ded036a4cf369d0dda3bf

                                                    SHA1

                                                    0500de4480a54243b12d096745c6ba04c9479e66

                                                    SHA256

                                                    15fc7a054efbb9f76d937448fbb4814d7b3f25a6d137e24c1a69e32947eae71e

                                                    SHA512

                                                    7d17a5248e54e4dda8fd17a4d662edbb274629161a1e25b3b7f7f5112541663a5040788177268c53b2c78bc7e6d2204ccfb342d93c2ceec0a12d8a41788c088b

                                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000004

                                                    Filesize

                                                    24KB

                                                    MD5

                                                    b82ca47ee5d42100e589bdd94e57936e

                                                    SHA1

                                                    0dad0cd7d0472248b9b409b02122d13bab513b4c

                                                    SHA256

                                                    d3c59060e591b3839ec59cad150c0a38a2a2a6ba4cc4dc5530f68be54f14ef1d

                                                    SHA512

                                                    58840a773a3a6cb0913e6a542934daecaef9c0eeab626446a29a70cd6d063fdb012229ff2ccfa283e3c05bc2a91a7cac331293965264715bdb9020f162dc7383

                                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000006

                                                    Filesize

                                                    32KB

                                                    MD5

                                                    97451820d38de2419d8d60401fb3dcc3

                                                    SHA1

                                                    5af4a1ce7bbe427d4ddecb19b1f836622015d399

                                                    SHA256

                                                    d6921ce574cf816a962cd14ec8530150ffe35f482e2f0b61b7be4395b5bd40b0

                                                    SHA512

                                                    7ebdb7dffc5afc78c006f01410631e60f356341acadaa43197857500e882d7526f6d787c5288c3311d07a95f0a05a07416fbb8b4a6ca0be67865cb6bac9821ed

                                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\1affcfd949462b0e_0

                                                    Filesize

                                                    289B

                                                    MD5

                                                    0b5939286a9096323c0d3ceb96cdfbfb

                                                    SHA1

                                                    4fe3e46d946fd85d6b00ef4cc28dd3f4a6531c8d

                                                    SHA256

                                                    82ba536de1499448342dfae18afac2e0d5c3045bee679de761a11ef7bb9e9744

                                                    SHA512

                                                    5a3e7ee6f61e7510919df1cbc69e3a5f4a053c95be18ab5972562e1f6af3ebc065cc7ec270240201adc8185410728eacc24f5b55dce547b3c7898d9b30d78167

                                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\30431ce4f723831c_0

                                                    Filesize

                                                    321KB

                                                    MD5

                                                    fadbdd07e9980d2d1f82cfdf734c77c4

                                                    SHA1

                                                    d37a2266749dffd81c1da9240deacfbe40a6c03d

                                                    SHA256

                                                    944d707ae8652de66a609ab7f1518b7f7a038fea4aa492dd7bd6fde936dcc4ea

                                                    SHA512

                                                    0d003f53155b057f2bfdc15a25e02e7d180c75b3f28f1fd7d34d98997bad5b5b418af1c459e73d147a0c9b1c2889be7ca25498b82bdd501aec591715d5c96ff3

                                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\738184b4bb16e32c_0

                                                    Filesize

                                                    2KB

                                                    MD5

                                                    59514d1e06667e4b50710e4041100ec6

                                                    SHA1

                                                    5c4f36c85f6d96641df6e5029761a7eb35f87af8

                                                    SHA256

                                                    60dc9fc8e7ef2dfae2af541bef4eab135fe35003647b3fc37745b2ef415d4d5f

                                                    SHA512

                                                    a05b99624788ba2c9b818b392783f3a6b0495a564a177b57b77b1ccebcd5db1aedbd0a74448d44bdebdd273e66bcc3e5a15d63e1d5d0ba42d18cf1a7b5d7dc2e

                                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\9713df653264b804_0

                                                    Filesize

                                                    18KB

                                                    MD5

                                                    f80cca497e61c9926de91f4b9fe90f55

                                                    SHA1

                                                    7b705ba7476172846d7ab8d0d1717fceeff82fb9

                                                    SHA256

                                                    479dfce14b1607a24612757d34f620db3d308d48a545800c848d226301cc47c9

                                                    SHA512

                                                    cb25b48100a97a7629adb32b9c1d2e0fe1ddd8567fc3c13665ed86453bf53e795af05de0fe37347910a33e026eb64600541a7e03bfb7d3989f4a173e4906e4a7

                                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\a7ecce819814fd54_0

                                                    Filesize

                                                    280B

                                                    MD5

                                                    90bab8a5c06362fc9dbdabd1bc5e2bab

                                                    SHA1

                                                    d9adbd905071544b83e2077aef0e4a7b7645471f

                                                    SHA256

                                                    31dd31c22b994209620fec573d25b56a2cba4ac689d31389f594a6ba1b11958a

                                                    SHA512

                                                    5c1088b27e9d80d6e644c926a9eccf376fca877d347639e83fdd323742bacaea2dee683b3ee05d61534b844bee5a66b31ef4fa6035997ca5532cf6cd79852dae

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

                                                    Filesize

                                                    1018B

                                                    MD5

                                                    5216920766f93dd44cbb9bf925376cbe

                                                    SHA1

                                                    85e108edcfce75c9f59ce9031166e16a28de4e39

                                                    SHA256

                                                    36acf480079aad4bcd206f25df26e9940712c0f1dccc0ee3097cfbbbfd715b4d

                                                    SHA512

                                                    5a1c95536243927bfd649bdf33a4705f315556118dc65549b6cc4f733a8094fc1607a43a19202bb683a8ff659874a360f4f93b5c130427c105dc33d7ff3d4b9a

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

                                                    Filesize

                                                    6KB

                                                    MD5

                                                    fdf98d962bef49c45cea6132cbacfb84

                                                    SHA1

                                                    19c2001bb7c349e384230603baa7ef27e816854d

                                                    SHA256

                                                    579cacb9bd1aa087b3c15c73c91072fe8e087cecba874ae74cbb0c4fb23ffd20

                                                    SHA512

                                                    32dc3e555033ba9964df0095d031bd61f411f1abbd10c0b4fdb9c06e1c0339bdc9f357212031c67d8390f97faff14571ccccd24acafdf4ef8083130c455347c8

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

                                                    Filesize

                                                    6KB

                                                    MD5

                                                    95fb2dfa94add367fd8d8c6fc6a54dd5

                                                    SHA1

                                                    7133e7c0cd6a65046d9dac9c9ebfede8e505cbc0

                                                    SHA256

                                                    a961d441afcb377bb6824de3b4ceafb5ca81383e3d46d24ab0ff42ce0ca469b7

                                                    SHA512

                                                    5ca1fe49e2d610ffd4b19cbb11391d0b71a57c318a82bee9ef1e15bb2f9207c4e46fce3f3c93300fe04c854db6bb9b3f2bbd5716eae2248210299c1623bfd056

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

                                                    Filesize

                                                    129KB

                                                    MD5

                                                    8425caf71ae0303d8c0d3e0d7a37393d

                                                    SHA1

                                                    e8ce0fda1dfa7b23589909e1d0bf57f289e18e8b

                                                    SHA256

                                                    cd343dae7270a850eb719b2df107d77b62b7d4778e455454b3ef61fddf341a12

                                                    SHA512

                                                    0448a991f761ad8b088f28dcb8a36d1b369a2f0327f676c4a95cd68f1b0a2b7bb9206d72262ccdd9395552e07162b06c124602f4710531bc5c6d9953aa1ad04d

                                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                                                    Filesize

                                                    2B

                                                    MD5

                                                    99914b932bd37a50b983c5e7c90ae93b

                                                    SHA1

                                                    bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                                    SHA256

                                                    44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                                    SHA512

                                                    27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd