Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/01/2025, 15:52

General

  • Target

    https://github.com/robloxopensrc/robIox-cdn/blob/main/OneDrive.exe

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Test

C2

147.185.221.22:54755

Mutex

9cabbafb-503b-49f1-ab22-adc756455c10

Attributes
  • encryption_key

    8B93C77AC1C58EA80A3327E9FD26246A79EF3B8E

  • install_name

    Onedrive.exe

  • log_directory

    Logs

  • reconnect_delay

    100

  • startup_key

    Microsoft OneDrive

  • subdirectory

    Onedrive

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar family
  • Quasar payload 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • NTFS ADS 2 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 35 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --single-argument https://github.com/robloxopensrc/robIox-cdn/blob/main/OneDrive.exe
    1⤵
    • Enumerates system info in registry
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:892
    • 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=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffbc53746f8,0x7ffbc5374708,0x7ffbc5374718
      2⤵
        PID:712
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2084 /prefetch:2
        2⤵
          PID:3948
        • 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=2060,5220008547464056567,2505954600508765833,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2136 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1764
        • 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=2060,5220008547464056567,2505954600508765833,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1396 /prefetch:8
          2⤵
            PID:3612
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --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=3356 /prefetch:1
            2⤵
              PID:3056
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --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=3364 /prefetch:1
              2⤵
                PID:1588
              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5512 /prefetch:8
                2⤵
                  PID:3688
                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5512 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:3980
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5516 /prefetch:8
                  2⤵
                    PID:4444
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --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=5672 /prefetch:1
                    2⤵
                      PID:4576
                    • 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.UtilReadIcon --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6072 /prefetch:8
                      2⤵
                        PID:1376
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5732 /prefetch:1
                        2⤵
                          PID:2340
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5336 /prefetch:1
                          2⤵
                            PID:4068
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5468 /prefetch:1
                            2⤵
                              PID:4876
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6352 /prefetch:1
                              2⤵
                                PID:4232
                              • 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=2060,5220008547464056567,2505954600508765833,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6188 /prefetch:8
                                2⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:5196
                              • C:\Users\Admin\Downloads\OneDrive.exe
                                "C:\Users\Admin\Downloads\OneDrive.exe"
                                2⤵
                                • Executes dropped EXE
                                • NTFS ADS
                                • Suspicious use of AdjustPrivilegeToken
                                PID:5336
                                • C:\Windows\SYSTEM32\schtasks.exe
                                  "schtasks" /create /tn "Microsoft OneDrive" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\Onedrive\Onedrive.exe" /rl HIGHEST /f
                                  3⤵
                                  • Scheduled Task/Job: Scheduled Task
                                  PID:5480
                                • C:\Users\Admin\AppData\Roaming\Onedrive\Onedrive.exe
                                  "C:\Users\Admin\AppData\Roaming\Onedrive\Onedrive.exe"
                                  3⤵
                                  • Executes dropped EXE
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:5540
                                  • C:\Windows\SYSTEM32\schtasks.exe
                                    "schtasks" /create /tn "Microsoft OneDrive" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\Onedrive\Onedrive.exe" /rl HIGHEST /f
                                    4⤵
                                    • Scheduled Task/Job: Scheduled Task
                                    PID:5600
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2060,5220008547464056567,2505954600508765833,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=3060 /prefetch:2
                                2⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:5056
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:2864
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:2756

                                Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\Onedrive.exe.log

                                        Filesize

                                        1KB

                                        MD5

                                        baf55b95da4a601229647f25dad12878

                                        SHA1

                                        abc16954ebfd213733c4493fc1910164d825cac8

                                        SHA256

                                        ee954c5d8156fd8890e582c716e5758ed9b33721258f10e758bdc31ccbcb1924

                                        SHA512

                                        24f502fedb1a305d0d7b08857ffc1db9b2359ff34e06d5748ecc84e35c985f29a20d9f0a533bea32d234ab37097ec0481620c63b14ac89b280e75e14d19fd545

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

                                        Filesize

                                        152B

                                        MD5

                                        85ba073d7015b6ce7da19235a275f6da

                                        SHA1

                                        a23c8c2125e45a0788bac14423ae1f3eab92cf00

                                        SHA256

                                        5ad04b8c19bf43b550ad725202f79086168ecccabe791100fba203d9aa27e617

                                        SHA512

                                        eb4fd72d7030ea1a25af2b59769b671a5760735fb95d18145f036a8d9e6f42c903b34a7e606046c740c644fab0bb9f5b7335c1869b098f121579e71f10f5a9c3

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

                                        Filesize

                                        152B

                                        MD5

                                        7de1bbdc1f9cf1a58ae1de4951ce8cb9

                                        SHA1

                                        010da169e15457c25bd80ef02d76a940c1210301

                                        SHA256

                                        6e390bbc0d03a652516705775e8e9a7b7936312a8a5bea407f9d7d9fa99d957e

                                        SHA512

                                        e4a33f2128883e71ab41e803e8b55d0ac17cbc51be3bde42bed157df24f10f34ad264f74ef3254dbe30d253aca03158fde21518c2b78aaa05dae8308b1c5f30c

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

                                        Filesize

                                        1KB

                                        MD5

                                        b03d774ab509be9142c61929890b1c3a

                                        SHA1

                                        24292b61b021e5ab4579fd6626ec72d022eab766

                                        SHA256

                                        f5c682d4f2029b5bf136b78e9b6e3a00261ec07844d1fab4cee136d7ead87166

                                        SHA512

                                        8fa575bc80ea95507eb26963a4b489deca0a245c3bcf898a03c0889d833cf9849734a6ece0cbcf4f1259e42f8087d1f03ad78e4335ef8e461d79094afad48f17

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

                                        Filesize

                                        579B

                                        MD5

                                        0a8a7c3dafeb4ad3d8cb846fc95b8f1c

                                        SHA1

                                        69e2b994e6882e1e783410dae53181984050fa13

                                        SHA256

                                        a88495f2c1c26c6c1d5690a29289467c8bb8a94bf6f4801d2c14da1456773f90

                                        SHA512

                                        2e59b4cd4cf6f86537aae4ae88e56e21abcff5070c5c1d1d2105a8e863523c80740438cc36b2b57672bc7bb7fb9387896135afcce534edfd4697fecf61031a5c

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

                                        Filesize

                                        5KB

                                        MD5

                                        a4b57e906bcd0a42895ce556b50a0a0e

                                        SHA1

                                        a0f7b298b8723619b59c6f5effb3c5cec635154d

                                        SHA256

                                        6ef99089b6216d11a77d42b547eefd7991d2cdb542c9d02ea926873c6dabe8fc

                                        SHA512

                                        a68cf7cb06fdc3e0572f0b5edede2280e46658fc28d8571302eb5e85c64393aa0f5acb07eca873024feeadcc3d7840f0f6ee3ae5443ddf5f5058619ea65ea636

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

                                        Filesize

                                        6KB

                                        MD5

                                        53a64aa149546dd71cc81fa7b60e6eca

                                        SHA1

                                        085e09be0f9da901676b874d40da882531a824f6

                                        SHA256

                                        1a9359f9face5af47d2f7cc0c7f89e161579f7b09323eafdc2b27f964ecfb981

                                        SHA512

                                        6b1149f92f930d366112562ff6483a2a6a1691e4803659eaa912f9dfb0470e1043c0a04dc9aa45c1b03c335a5a43117b9d949e1615a2429a4c98ec706982cdec

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

                                        Filesize

                                        16B

                                        MD5

                                        6752a1d65b201c13b62ea44016eb221f

                                        SHA1

                                        58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                        SHA256

                                        0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                        SHA512

                                        9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

                                        Filesize

                                        10KB

                                        MD5

                                        6283a4bb6fc8b9194f708da680dd2413

                                        SHA1

                                        234ac453441a35ae7d2a6f0051d16b5fb98d8f14

                                        SHA256

                                        7d28fef63a7813e4ea21e97bd8f5857e2a5a7cc494e95d1d75c8899bfb5b8d44

                                        SHA512

                                        266b7da3bd8e81ddb9955da1d1bdc90d8716c2755bfbd7cc19b77d44d43e0a5d87816cda9358bce863fa79264dbb6a6c22e954d5786664f5d36ee654b23057dd

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

                                        Filesize

                                        10KB

                                        MD5

                                        0f0820a5bd0fba65375d1470919333cd

                                        SHA1

                                        ccee82c829ffb69abfd451b43af7eef54400ef16

                                        SHA256

                                        abc8e03ef6eea4b82e6432bfd0cce0d9458d8a97faf1b4385f4b7895f1b53f18

                                        SHA512

                                        942dec0b54e1128fe5889d94804a2723678d25f051e66446f5d0dbbe8c1f46581845f1f57787cb4e95f37da3fbae9ef97be160422f8848d13d6692ce494c6f0c

                                      • C:\Users\Admin\Downloads\Unconfirmed 939687.crdownload

                                        Filesize

                                        3.2MB

                                        MD5

                                        7056e050ebbfca6ae325797d51eb2d0a

                                        SHA1

                                        055cd6e4bde3449d72f7061620647ecb73d6b9cd

                                        SHA256

                                        c316b0b818125541a90d7110af8c0908a8d6c73d3b846a27aed647fab6b38e00

                                        SHA512

                                        0c54802ad35f5a00c5db1195df2d566bc18a384f486cc3ca00dc63bb86e3fc5d105192cfe5efe9ed62bdedb441877486ec7aedbd7a6bf59fcda2f772308b150e

                                      • memory/5336-184-0x00000000003C0000-0x00000000006FC000-memory.dmp

                                        Filesize

                                        3.2MB

                                      • memory/5540-192-0x000000001B770000-0x000000001B7C0000-memory.dmp

                                        Filesize

                                        320KB

                                      • memory/5540-193-0x000000001B880000-0x000000001B932000-memory.dmp

                                        Filesize

                                        712KB