Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-01-2025 06:38

General

  • Target

    https://github.com/youvegotpwned/RedEngineCrack/releases/download/fivem/RedEngine.zip

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

TRAINING

C2

185.241.208.185:16145

Mutex

22073971-8d9a-4364-9916-abbb09ac9d8b

Attributes
  • encryption_key

    7A9A8376440E3257DB2B54403642F366A5FBE14A

  • install_name

    Starter Module.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Starter Module

  • subdirectory

    Modules

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar family
  • Quasar payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 6 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 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 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 25 IoCs
  • Suspicious use of SetWindowsHookEx 1 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/youvegotpwned/RedEngineCrack/releases/download/fivem/RedEngine.zip
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3264
    • 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,0x100,0x104,0xd8,0x108,0x7ffcb55646f8,0x7ffcb5564708,0x7ffcb5564718
      2⤵
        PID:3916
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1972,10212086155554014563,5907250065383178698,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1988 /prefetch:2
        2⤵
          PID:1304
        • 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=1972,10212086155554014563,5907250065383178698,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2248 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4000
        • 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=1972,10212086155554014563,5907250065383178698,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2800 /prefetch:8
          2⤵
            PID:4252
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,10212086155554014563,5907250065383178698,131072 --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=3348 /prefetch:1
            2⤵
              PID:2028
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,10212086155554014563,5907250065383178698,131072 --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=3368 /prefetch:1
              2⤵
                PID:3420
              • 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=1972,10212086155554014563,5907250065383178698,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4752 /prefetch:8
                2⤵
                  PID:3660
                • 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=1972,10212086155554014563,5907250065383178698,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4752 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:2200
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,10212086155554014563,5907250065383178698,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5084 /prefetch:1
                  2⤵
                    PID:3044
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,10212086155554014563,5907250065383178698,131072 --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=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5312 /prefetch:1
                    2⤵
                      PID:1444
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,10212086155554014563,5907250065383178698,131072 --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=4016 /prefetch:1
                      2⤵
                        PID:2344
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,10212086155554014563,5907250065383178698,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5332 /prefetch:1
                        2⤵
                          PID:5056
                        • 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=1972,10212086155554014563,5907250065383178698,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5912 /prefetch:8
                          2⤵
                            PID:2612
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,10212086155554014563,5907250065383178698,131072 --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=5732 /prefetch:1
                            2⤵
                              PID:4340
                            • 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=1972,10212086155554014563,5907250065383178698,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5988 /prefetch:8
                              2⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:4452
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:1088
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:1676
                              • C:\Windows\System32\rundll32.exe
                                C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                                1⤵
                                  PID:3092
                                • C:\Windows\system32\NOTEPAD.EXE
                                  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Downloads\RedEngine\Tutorial.txt
                                  1⤵
                                  • Opens file in notepad (likely ransom note)
                                  PID:4452
                                • C:\Users\Admin\Downloads\RedEngine\RedEngine.exe
                                  "C:\Users\Admin\Downloads\RedEngine\RedEngine.exe"
                                  1⤵
                                  • Drops file in System32 directory
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:3140
                                  • C:\Windows\SYSTEM32\schtasks.exe
                                    "schtasks" /create /tn "Starter Module" /sc ONLOGON /tr "C:\Users\Admin\Downloads\RedEngine\RedEngine.exe" /rl HIGHEST /f
                                    2⤵
                                    • Scheduled Task/Job: Scheduled Task
                                    PID:2868
                                  • C:\Windows\system32\Modules\Starter Module.exe
                                    "C:\Windows\system32\Modules\Starter Module.exe"
                                    2⤵
                                    • Executes dropped EXE
                                    • Drops file in System32 directory
                                    • Suspicious use of AdjustPrivilegeToken
                                    • Suspicious use of FindShellTrayWindow
                                    • Suspicious use of SendNotifyMessage
                                    • Suspicious use of SetWindowsHookEx
                                    PID:4328
                                    • C:\Windows\SYSTEM32\schtasks.exe
                                      "schtasks" /create /tn "Starter Module" /sc ONLOGON /tr "C:\Windows\system32\Modules\Starter Module.exe" /rl HIGHEST /f
                                      3⤵
                                      • Scheduled Task/Job: Scheduled Task
                                      PID:1084
                                • C:\Users\Admin\Downloads\RedEngine\RedEngine.exe
                                  "C:\Users\Admin\Downloads\RedEngine\RedEngine.exe"
                                  1⤵
                                  • Drops file in System32 directory
                                  • Suspicious behavior: EnumeratesProcesses
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1708

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\RedEngine.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

                                  b8880802fc2bb880a7a869faa01315b0

                                  SHA1

                                  51d1a3fa2c272f094515675d82150bfce08ee8d3

                                  SHA256

                                  467b8cd4aacac66557712f9843023dcedefcc26efc746f3e44157bc8dac73812

                                  SHA512

                                  e1c6dba2579357ba70de58968b167d2c529534d24bff70568144270c48ac18a48ee2af2d58d78ae741e5a36958fa78a57955bd2456f1df00b781fc1002e123d2

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

                                  Filesize

                                  152B

                                  MD5

                                  ba6ef346187b40694d493da98d5da979

                                  SHA1

                                  643c15bec043f8673943885199bb06cd1652ee37

                                  SHA256

                                  d86eec91f295dfda8ed1c5fa99de426f2fe359282c7ebf67e3a40be739475d73

                                  SHA512

                                  2e6cc97330be8868d4b9c53be7e12c558f6eb1ac2c4080a611ba6c43561d0c5bb4791b8a11a8c2371599f0ba73ed1d9a7a2ea6dee2ae6a080f1912e0cb1f656c

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

                                  Filesize

                                  265B

                                  MD5

                                  f5cd008cf465804d0e6f39a8d81f9a2d

                                  SHA1

                                  6b2907356472ed4a719e5675cc08969f30adc855

                                  SHA256

                                  fcea95cc39dc6c2a925f5aed739dbedaa405ee4ce127f535fcf1c751b2b8fb5d

                                  SHA512

                                  dc97034546a4c94bdaa6f644b5cfd1e477209de9a03a5b02a360c254a406c1d647d6f90860f385e27387b35631c41f0886cb543ede9116436941b9af6cd3285d

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

                                  Filesize

                                  5KB

                                  MD5

                                  de42a5d441e034fc9ae037794d699716

                                  SHA1

                                  e2a95a814848e6d95722d630b405af9f90bc5fd5

                                  SHA256

                                  2c7366a4af1678f4c9f5239b3fd274b62b0cdded027b0d14d409fd81f84c7d74

                                  SHA512

                                  a774e7f0204e16c9e3695129fe8864582f583a5e88bf380cdd6408ab6391f6280cd837f85ae1524fcf5dc3d74fa1fe9dfbbea056624989938257de28f5d7335f

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

                                  Filesize

                                  6KB

                                  MD5

                                  b91eb0b4b0091e0848c162b12dbbac66

                                  SHA1

                                  73c34299b2efb59a0ddbf0c3b71935b8ffc0c2c9

                                  SHA256

                                  f21c7fd1e82314d39085ae4d168838476bfd0cf8eb19c2f284c8034a88646496

                                  SHA512

                                  93896592c741f43f075006bb019afe99c3686cb487f0b0e70d05c0f1b4212bb7a9bca4035684ed08fb8ccee9d7a6e5e5d885c545f4cfd73ad27a7f9529739c19

                                • 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

                                  d480daf11dca995a828828eab795371d

                                  SHA1

                                  6bf0b8c5e2dab3a907f847493de4eaecf75d2d09

                                  SHA256

                                  b26965f8cf3738d6affdf92853b65791d4fc772572448c37a1a178c8865e8982

                                  SHA512

                                  92af85fce1737cd61bcdc5a60ee636cfa73fa2358211ab7efc4aae182e78e4c10ac123bba48c436542700e16eeae77f9e0c9367e11ea7f1a0d3a400b5e06b358

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

                                  Filesize

                                  10KB

                                  MD5

                                  aeab8cdc474ca67fe1c1503a94135792

                                  SHA1

                                  437981a401d5eeee2314beb8c69289eb0b423bad

                                  SHA256

                                  3c50d900def421f6bb42497a6f8a11552337c34099c5968ee468fbadbbc45a86

                                  SHA512

                                  1957e333ac06c95ebaf03b7bac71cf61c4c91d88c30e4ebecd936e0d1307ad0b7e01fe61017991fc7400134b2bafe1d66025458dc87c476e741c7630098dbd11

                                • C:\Users\Admin\Downloads\RedEngine.zip

                                  Filesize

                                  773KB

                                  MD5

                                  e0bc13d8be65d524a6e7f23a0764b2ae

                                  SHA1

                                  451127b271d4b6e40010b90eb74dd8b9bf531d39

                                  SHA256

                                  fc767ffc7f989455ce6aa641b29c14510d8de441cb423c211421e41d92febc10

                                  SHA512

                                  a70ab7673c006d4ab1fd88b1a44460604fcca765340eb919c77b3ccaec39f85f562a6490ec9b46cd3957335b9a421f68ed710ed9ed3d2e14776f8410c1edb66a

                                • C:\Windows\System32\Modules\Starter Module.exe

                                  Filesize

                                  502KB

                                  MD5

                                  7178d81c9afdabb202f31315f7eed7e2

                                  SHA1

                                  527a063588b3e4d3acc04cf211d9b0df33f5ade2

                                  SHA256

                                  67e35ca53e1ee18113207c2edf4b165ae9158cfed151e08bac627327f9c60f21

                                  SHA512

                                  80b770bd2d3541400386c4aa446da8840823864a62d73554dd62ea08d5e9596f2b737fa8046eb6fb892690d115eb928022cdb1d24f4f8d9cf2e449adfd0809a5

                                • memory/3140-94-0x0000000000380000-0x0000000000404000-memory.dmp

                                  Filesize

                                  528KB

                                • memory/4328-100-0x000000001C680000-0x000000001C6D0000-memory.dmp

                                  Filesize

                                  320KB

                                • memory/4328-101-0x000000001C790000-0x000000001C842000-memory.dmp

                                  Filesize

                                  712KB