Analysis

  • max time kernel
    43s
  • max time network
    32s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    01-05-2024 14:15

General

  • Target

    https://github.com/xsplitst/RGF

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/975244014364270683/FZnH_sfT1E7Axl_7pfCffp86xK6BWVM_UXXb74CN2p4kpHxH_6kuQsuzlglxNPVfnIm6

Signatures

  • Mercurial Grabber Stealer

    Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Checks SCSI registry key(s) 3 TTPs 1 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 7 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 38 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://github.com/xsplitst/RGF
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:5024
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffe07e33cb8,0x7ffe07e33cc8,0x7ffe07e33cd8
      2⤵
        PID:3460
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1916,16516299093010426173,12916891027944943634,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1912 /prefetch:2
        2⤵
          PID:2864
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1916,16516299093010426173,12916891027944943634,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2292 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2856
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1916,16516299093010426173,12916891027944943634,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2596 /prefetch:8
          2⤵
            PID:3608
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1916,16516299093010426173,12916891027944943634,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3308 /prefetch:1
            2⤵
              PID:652
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1916,16516299093010426173,12916891027944943634,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3320 /prefetch:1
              2⤵
                PID:1568
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1916,16516299093010426173,12916891027944943634,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4656 /prefetch:8
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:4064
              • C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1916,16516299093010426173,12916891027944943634,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5840 /prefetch:8
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:1696
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1916,16516299093010426173,12916891027944943634,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5556 /prefetch:1
                2⤵
                  PID:1900
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=1916,16516299093010426173,12916891027944943634,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5288 /prefetch:8
                  2⤵
                  • NTFS ADS
                  • Suspicious behavior: EnumeratesProcesses
                  PID:4060
              • C:\Windows\System32\CompPkgSrv.exe
                C:\Windows\System32\CompPkgSrv.exe -Embedding
                1⤵
                  PID:4920
                • C:\Windows\System32\CompPkgSrv.exe
                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                  1⤵
                    PID:1068
                  • C:\Windows\System32\rundll32.exe
                    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                    1⤵
                      PID:1032
                    • C:\Users\Admin\Desktop\RGF-main\RBF.exe
                      "C:\Users\Admin\Desktop\RGF-main\RBF.exe"
                      1⤵
                      • Looks for VirtualBox Guest Additions in registry
                      • Looks for VMWare Tools registry key
                      • Checks BIOS information in registry
                      • Maps connected drives based on registry
                      • Checks SCSI registry key(s)
                      • Checks processor information in registry
                      • Enumerates system info in registry
                      • Suspicious use of AdjustPrivilegeToken
                      PID:580
                    • C:\Windows\system32\NOTEPAD.EXE
                      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\RoBrute-master\requirements.txt
                      1⤵
                        PID:2740

                      Network

                      MITRE ATT&CK Matrix ATT&CK v13

                      Defense Evasion

                      Virtualization/Sandbox Evasion

                      2
                      T1497

                      Discovery

                      Query Registry

                      7
                      T1012

                      Virtualization/Sandbox Evasion

                      2
                      T1497

                      System Information Discovery

                      5
                      T1082

                      Peripheral Device Discovery

                      2
                      T1120

                      Command and Control

                      Web Service

                      1
                      T1102

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                        Filesize

                        152B

                        MD5

                        046d49efac191159051a8b2dea884f79

                        SHA1

                        d0cf8dc3bc6a23bf2395940cefcaad1565234a3a

                        SHA256

                        00dfb1705076450a45319666801a3a7032fc672675343434cb3d68baccb8e1f7

                        SHA512

                        46961e0f0e4d7f82b4417e4aac4434e86f2130e92b492b53a194255bd3bba0855069524cd645f910754d4d2dbf3f1dc467bcc997f01dc6b1d8d6028e2d957236

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                        Filesize

                        152B

                        MD5

                        34d22039bc7833a3a27231b8eb834f70

                        SHA1

                        79c4290a2894b0e973d3c4b297fad74ef45607bb

                        SHA256

                        402defe561006133623c2a4791b2baf90b92d5708151c2bcac6d02d2771cd3d6

                        SHA512

                        c69ee22d8c52a61e59969aa757d58ab4f32492854fc7116975efc7c6174f5d998cc236bbf15bce330d81e39a026b18e29683b6d69c93d21fea6d14e21460a0a7

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
                        Filesize

                        1KB

                        MD5

                        a6cb4267a59cab44fe58579c1e095844

                        SHA1

                        af5f06cf1832ace03b8326f97e56673217a4ebc0

                        SHA256

                        62dc4924b1e55cb97bee5dd1f59fdc4bdd52243450f6ee1490f25c59dd2c9d81

                        SHA512

                        5d86907b37015510efe37dfe83670380fa1b8540ec1259200ba0ca01bb6a613ce64d8c54f93c27cd402015df4ac71c33813d032be61f1f6d2685387af2792700

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
                        Filesize

                        573B

                        MD5

                        a6d346f58cbec0a6e4015327b25f1537

                        SHA1

                        750056e65a8b1c20b1a6051f5adcdf35821a6ac1

                        SHA256

                        1a715b1b5b62ef83ca8c62a18eddb3b5b6b738be2c654ab7a38cf22fdc8bea56

                        SHA512

                        74e563217a28cd6427739731f51ba2e35ee060c8ae6959d458d06a0416e17ffc6a49f8d0bbcb8d17cef144a45c36eb9f3b92305389ab0cfc5043f530d9f28d89

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                        Filesize

                        5KB

                        MD5

                        70138d8409b60024d89623b3c3e65c5f

                        SHA1

                        5c3282d2d837a217d1249fa3f56be9ee18999df2

                        SHA256

                        179aeaf325288f4604e21999e4be196c6b877186b06d91a1e5387082301644dd

                        SHA512

                        9dda8221874ba9d9ffc4cf0023cbbb25517a0574424061f94cba5da2dbedddcf96ae79e235f126b3ce19ed3f67bd3c8edfc80d7d90346e87901dcb007943a51b

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                        Filesize

                        6KB

                        MD5

                        6dfa0d6f2fdf6c87f5fc4845324f4d4e

                        SHA1

                        8f6649a5607af7b93e4a1871107bd1c496a07a3c

                        SHA256

                        e86b56d807456749dfab05e49249595b3329b2f73beede55092979af15ffa64b

                        SHA512

                        5e6e8a67dcc3a8f0acd6def4e92d67dd1e34093f2644ce4cc97b479c63301c133c9727a5f3d68a6995acf290e1b634fca56e9675ba0865ca9013dc2b986fc6b2

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                        Filesize

                        6KB

                        MD5

                        5285d1d9c5bc16dbace7e6a11ab6a3e9

                        SHA1

                        e775580baad60bccbbff722d160f591824a67e70

                        SHA256

                        1f55b606f336f414542aa2cb801a0537da50ae23c61d18958609ecfaefe859b8

                        SHA512

                        a7dcc5d4e9222ff96ad7fa067bdacef5259b9c6c7e40d66d14f90261de4bcb8f025e0d505caae626bc9928a5cd219535ad467708b223f7b2dd2826247d8fec2f

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                        Filesize

                        16B

                        MD5

                        206702161f94c5cd39fadd03f4014d98

                        SHA1

                        bd8bfc144fb5326d21bd1531523d9fb50e1b600a

                        SHA256

                        1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

                        SHA512

                        0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                        Filesize

                        16B

                        MD5

                        46295cac801e5d4857d09837238a6394

                        SHA1

                        44e0fa1b517dbf802b18faf0785eeea6ac51594b

                        SHA256

                        0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                        SHA512

                        8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                        Filesize

                        11KB

                        MD5

                        840bc41b9eb72c5d19d8820a599cecda

                        SHA1

                        fca2dce7578645da06cb01a8e670df6bca82dacf

                        SHA256

                        1b14e9191246f7384eb7bd151751e40662fe01f0d4cc4569302ebadcccc4dff3

                        SHA512

                        738d514020b74fcd0bc09209952af7c04f44604e97ba638e3645dc86dd653cb4f15c2c633fe1bf1e9606c241bbfd4cbcc331ecf8a962505c1e0ba99cf76f37e1

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                        Filesize

                        11KB

                        MD5

                        4c521b5608d9a2964b51fa7b0ec2cae2

                        SHA1

                        f40ab8c8f3f3a4c84993872c98e2851f057d9ced

                        SHA256

                        f6faf1f00419b698060eb054129ba2a441e55cbdb7de90c57ec0b730ae0427b6

                        SHA512

                        5bd91677c7a10a457244eb44928b150cc1d57c7dfe716222501f003a3bc633c1b2ed66da8e80608bc1455e415d9902e56480161ada702a0b65dfc6b373cce38e

                      • C:\Users\Admin\Downloads\RGF-main.zip
                        Filesize

                        54KB

                        MD5

                        7bcc565dfb0ce789f9a984870a64414c

                        SHA1

                        7918e05800b7d02be5aa3670259709fde7f5c268

                        SHA256

                        33461d788a33b88bed3d489826f9fb766cae421f322b81c5eb861718a1dea7bb

                        SHA512

                        0490c139cd781e827fa35e55d21d887990febb2ab158baac005755ae1825904cf8f2971a10e75e135fa350c40ac841815ddeb2fd5c9da2d7b350e9c509f027b0

                      • C:\Users\Admin\Downloads\RGF-main.zip:Zone.Identifier
                        Filesize

                        141B

                        MD5

                        41d49b09e778e0d06acdd589802e24f9

                        SHA1

                        c607649d4694697fe3c00189c49cb5b65a332ad1

                        SHA256

                        2ce855dfca046a8c190960a568ddd65cec9b1d86b9a375fc9b25e6968377b796

                        SHA512

                        782b1aade1fbe8811652441f8f7ed22f44e1b21002ffcaa2e288e35a69d046fd8c460bd4200b31785c2a76fdac271f629e1e2217818af49d1e238cf61dcb7588

                      • \??\pipe\LOCAL\crashpad_5024_NDJOLWKKSXRSYDQG
                        MD5

                        d41d8cd98f00b204e9800998ecf8427e

                        SHA1

                        da39a3ee5e6b4b0d3255bfef95601890afd80709

                        SHA256

                        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                        SHA512

                        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                      • memory/580-295-0x00000000003B0000-0x00000000003C0000-memory.dmp
                        Filesize

                        64KB