Resubmissions

27-12-2024 20:16

241227-y15e4szjbm 10

27-12-2024 20:14

241227-yz3vwszjaj 10

Analysis

  • max time kernel
    92s
  • max time network
    94s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241211-uk
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241211-uklocale:uk-uaos:windows10-ltsc 2021-x64systemwindows
  • submitted
    27-12-2024 20:16

General

  • Target

    http://steamcommunmutty.com/gift/activation=Dor5Fhnm11w

Malware Config

Signatures

  • Detected potential entity reuse from brand STEAM.
  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://steamcommunmutty.com/gift/activation=Dor5Fhnm11w
    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:4704
    • 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=0x21c,0x220,0x224,0x1f8,0x228,0x7ffb4878cc40,0x7ffb4878cc4c,0x7ffb4878cc58
      2⤵
        PID:628
      • 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=1872,i,6588589362376063613,14630394958566262844,262144 --variations-seed-version=20241210-050121.637000 --mojo-platform-channel-handle=1864 /prefetch:2
        2⤵
          PID:4772
        • 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=2160,i,6588589362376063613,14630394958566262844,262144 --variations-seed-version=20241210-050121.637000 --mojo-platform-channel-handle=2180 /prefetch:3
          2⤵
            PID:1088
          • 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=2244,i,6588589362376063613,14630394958566262844,262144 --variations-seed-version=20241210-050121.637000 --mojo-platform-channel-handle=2268 /prefetch:8
            2⤵
              PID:3584
            • 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=3060,i,6588589362376063613,14630394958566262844,262144 --variations-seed-version=20241210-050121.637000 --mojo-platform-channel-handle=3100 /prefetch:1
              2⤵
                PID:4312
              • 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=3064,i,6588589362376063613,14630394958566262844,262144 --variations-seed-version=20241210-050121.637000 --mojo-platform-channel-handle=3128 /prefetch:1
                2⤵
                  PID:440
                • 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=4024,i,6588589362376063613,14630394958566262844,262144 --variations-seed-version=20241210-050121.637000 --mojo-platform-channel-handle=4536 /prefetch:1
                  2⤵
                    PID:4588
                  • 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=3396,i,6588589362376063613,14630394958566262844,262144 --variations-seed-version=20241210-050121.637000 --mojo-platform-channel-handle=3360 /prefetch:8
                    2⤵
                      PID:2520
                  • 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:4572
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                      1⤵
                        PID:4928

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\5aa052e9-3903-4e74-854c-08e6dcb268e5.tmp

                        Filesize

                        118KB

                        MD5

                        a0ed150496f4fc4dbbb6d01ae98b2a87

                        SHA1

                        dfb669fe19ca99154299747bd6491ecf70b0895f

                        SHA256

                        d2d6e644ef04958fe364b24a0f13498f5c12211610323a01051d361480c8e48a

                        SHA512

                        a30daa7c756201327f2c88856d420bf0071d7c324435b3c4bb9199e463eff784c69e9932eea454033c6ab575af7aadee27b083fa86529d61cbe3a7b7b7c41ff5

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

                        Filesize

                        649B

                        MD5

                        07abf1df50bb50f227c4f3d3d29d92a1

                        SHA1

                        8685d052f7bcc9bd12c37150c1f8cf3c8fe59668

                        SHA256

                        f41bd6c07d1610b799b1419892d5a11ff3186d1b8ab5b52327552313bddcc49d

                        SHA512

                        003417fdbeca40cf145787db7d5227e21137f164b5d5aa1cbad93bdb443a2edef2a9b1f7c91951cd3c4ab99717aa9fa6fbbf7cf101a1b0a42db661a91f612b0c

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

                        Filesize

                        456B

                        MD5

                        7d1a031079d874017d5eb11f172eb3f4

                        SHA1

                        104a82785c584fc41d23cb9f829116c5d3dc2f30

                        SHA256

                        385f2b24cae573ec8c1f6dcc92d6b8f4b198bbd16f6b1df2b5a0bddb479c6292

                        SHA512

                        4e06d69fc336f94f6eb67ebf73d156b1dbb52bb73897d87d4dab893bb39d4bb3feab12bd20698258037891db1d1acbe354cd6461996d0e4b984dde28adab80b5

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

                        Filesize

                        3KB

                        MD5

                        f60519f385d1afc0d12bcdecf668fd4d

                        SHA1

                        c6343b19e383eb83e14afb8bea09065dee12fecc

                        SHA256

                        c56949152225b64a9928c400fa27f76d153cd9eaa592a9bd168ac4c21093d65f

                        SHA512

                        8902d2542ee1ac43ba5a54b2da8e10d4e56f3d8a65c2e869ee143af617d5886e3414f690f499a273ce746532f471feacf6bc52c4abeea80a4890b79e63551b1f

                      • 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

                        1KB

                        MD5

                        87b08557f0f872ff4e53f3edc3543b3d

                        SHA1

                        121caeba6b5acf6c371a11fe712a2afc4414bbd0

                        SHA256

                        4f690771a8ab81cba1f083eb656102aa2ed8ff844d3080324e85852c9583983e

                        SHA512

                        c31b975f6595d2ef9dc5f317863cfa74586423551c20476bc3182172d4ac3d06bd70cbc28903095cf0313246386b023f05b4090a7aa12e95daf49133e4250871

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

                        Filesize

                        9KB

                        MD5

                        6c14c112ba913afb92635b24bb31c3f2

                        SHA1

                        f041fb5705079df15837fea0ffa98ef7ef42d88e

                        SHA256

                        c03cf487b0944ca82c0636be59968c775590d964487d463ec5e027904929c79a

                        SHA512

                        707fd1d7c87c6f5f264733f7ca2404b8cc75b13b25156266c963be07d7d526c7579c07e3aea2eb77187916b09ee188c249301b3c156ce7cdd37e97b3a354d538

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

                        Filesize

                        9KB

                        MD5

                        f76847e57d37fdba2a97e1086db587c1

                        SHA1

                        6e1fd5c83913df56c7984f17c053d294c71b1d60

                        SHA256

                        5a469eaf1a04406dbe7a44847e84fccfb2b798489406123a6afa072bd91a657b

                        SHA512

                        4bd046931b835a28afc233fc7f7e72a24c9366d8a90bb497acf8d5d892a39bde5b90a9f284e975ca6aac3613a9709fa4974813b98f655f6668eb1548da401e24

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

                        Filesize

                        9KB

                        MD5

                        23b236d279e50fdf3f66761681bedbdb

                        SHA1

                        ad7ee8a47235400ab7e4d9a75febfd90ec506c10

                        SHA256

                        636a8ba83ed6b01f1cf7b33d4dc288a392d0c93709401f738632481be3b1beea

                        SHA512

                        def65d28a58a1d94dc834a9afde4446b692055e70db0aae153fa5fb2e334d17a6b5ff6d74387525fb0975c9b6de7598c38a37feba70eebc5153eb6eb0db2ca57

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

                        Filesize

                        9KB

                        MD5

                        eca4819ac0b643e6bd840fd349ca4ca6

                        SHA1

                        5be307f260548027207a4e503140572cea0a82b6

                        SHA256

                        9a72817bc81a621cfd5e156aa26ba452d9833447bfb6e315bb8616a77faf8df7

                        SHA512

                        acaf42d609bfa68b04788f0716652bdb5dcacf1e667f0c550b782a7891d213df90223cf039ed8c14bd4dc62917e1c88584640bcd429f382739de3f16c4917e64

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

                        Filesize

                        9KB

                        MD5

                        b0f5f29ae6678bc496fa020bdf0ba54b

                        SHA1

                        68dc77825ddd8cccad287bcac1a0c87eea36ce14

                        SHA256

                        f52c9f20aa21fe0f246cf28db8a24cb5b81468a3a965268f01aa19e906d98e94

                        SHA512

                        e1b20f916df24ac4cba1f42e1ff8885e642a2c3a93f407177f0663dc8feabc0174691c82fcbb7556e958efd5a40fb9e813e8cb317eabffe00448d21fdf33e3ff

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

                        Filesize

                        9KB

                        MD5

                        0f54ff714eb02de57b229457cd30b1a0

                        SHA1

                        bc270bc836c627542ec91ab6186d6c57c38a040e

                        SHA256

                        3dffb78fc673f5c1b29762cc01679f92f22ab90477c9221b26d3eca02f2a4442

                        SHA512

                        571412068452174e90443d2f8a628078d22e0052a0dfc1c811523e6dc1731e351385cf2e1601a9273ae0082fb19b25db5bcff29c98ccb942d51235f100610a48

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

                        Filesize

                        118KB

                        MD5

                        70c51ad2dab126c29e9c5ce0ef9b7ebd

                        SHA1

                        a4ad4b3f63750480964acff48a5e9f45dd8ec20a

                        SHA256

                        bf0a7c112ebff469437839408929b00834a0e3bf15173ce2c46ba120032f45f4

                        SHA512

                        4e7525cfc187dc33ebc9b0752ad3b285222d6ddc2c8ab7e8d7723d28839220c30c92884decff199dc5362ee2b967951167114923a7b1150c655ba73fdca5af34