Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    01-08-2024 09:25

General

  • Target

    Nitro File.exe

  • Size

    209KB

  • MD5

    4be96138987493db3a2ffc7a53ccaed4

  • SHA1

    585697465bf85c77f7abc74f707fa238bda203a0

  • SHA256

    35d13505df0417e4336ca25dfa575e4164924cf1c4e4411a37e78c60ee49418f

  • SHA512

    d0d7bc465dcbadccc52ed8b8d7a2eb80ebe23421bdc06dd56392b8caca1ae59671a9976f8af51b97bdef88093e49030ae8254573bec427b84d00da4a6b726f95

  • SSDEEP

    1536:t2WjO8XeEXFh5P7v88wbjNrfxCXhRoKV6+V+rPI3iJJGcTJPkm:tZv5PDwbjNrmAE+DI3iJJGcTlkm

Malware Config

Extracted

Family

discordrat

Attributes
  • discord_token

    MTE4ODAyMjM1Mjk0OTI4OTAxMQ.Gu2_uP.vLTi_dwhJzEADGTXokjHNmF5ED4bLR5HGYDIkE

  • server_id

    1168062993934852176

Signatures

  • Discord RAT

    A RAT written in C# using Discord as a C2.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 5 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 39 IoCs
  • Suspicious use of SendNotifyMessage 37 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:\Users\Admin\AppData\Local\Temp\Nitro File.exe
    "C:\Users\Admin\AppData\Local\Temp\Nitro File.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2280
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /7
    1⤵
    • Drops file in Windows directory
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:5024
  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1416
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe"
      2⤵
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2112
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2112.0.136137807\1784899336" -parentBuildID 20221007134813 -prefsHandle 1716 -prefMapHandle 1708 -prefsLen 20747 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {76200f94-4dce-4eba-80ff-417a29a5ab4d} 2112 "\\.\pipe\gecko-crash-server-pipe.2112" 1796 19ede2eb158 gpu
        3⤵
          PID:2628
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2112.1.699626457\2078134636" -parentBuildID 20221007134813 -prefsHandle 2140 -prefMapHandle 2136 -prefsLen 20828 -prefMapSize 233444 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {4da0cdac-d2f5-484b-a30a-87ac5d57cf81} 2112 "\\.\pipe\gecko-crash-server-pipe.2112" 2152 19ed3272858 socket
          3⤵
            PID:2324
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2112.2.1225760395\939016581" -childID 1 -isForBrowser -prefsHandle 2864 -prefMapHandle 2880 -prefsLen 20931 -prefMapSize 233444 -jsInitHandle 1288 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {a4c67786-c2ce-4525-9242-b0218c548133} 2112 "\\.\pipe\gecko-crash-server-pipe.2112" 2856 19ede25e658 tab
            3⤵
              PID:520
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2112.3.1048762847\643375910" -childID 2 -isForBrowser -prefsHandle 3264 -prefMapHandle 1052 -prefsLen 26109 -prefMapSize 233444 -jsInitHandle 1288 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {1dc3005b-1e8f-47bd-80b4-694ae989f6e1} 2112 "\\.\pipe\gecko-crash-server-pipe.2112" 2312 19ed3269958 tab
              3⤵
                PID:2136
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2112.4.422790801\959886248" -childID 3 -isForBrowser -prefsHandle 3704 -prefMapHandle 3700 -prefsLen 26109 -prefMapSize 233444 -jsInitHandle 1288 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {49bcd1d2-9bb6-42ea-bef5-3796523c74fc} 2112 "\\.\pipe\gecko-crash-server-pipe.2112" 3656 19ede1fb658 tab
                3⤵
                  PID:1016
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2112.5.43343440\2008849218" -childID 4 -isForBrowser -prefsHandle 4708 -prefMapHandle 4536 -prefsLen 26168 -prefMapSize 233444 -jsInitHandle 1288 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {cd128cfa-3797-489f-9571-f7fb9776ea5c} 2112 "\\.\pipe\gecko-crash-server-pipe.2112" 4720 19ee2a90958 tab
                  3⤵
                    PID:3152
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2112.6.1387097488\705900452" -childID 5 -isForBrowser -prefsHandle 4856 -prefMapHandle 4860 -prefsLen 26168 -prefMapSize 233444 -jsInitHandle 1288 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {3df36590-8db2-451f-9961-e79320b5bf89} 2112 "\\.\pipe\gecko-crash-server-pipe.2112" 4848 19ee4912b58 tab
                    3⤵
                      PID:780
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2112.7.1635255415\112176048" -childID 6 -isForBrowser -prefsHandle 5048 -prefMapHandle 5052 -prefsLen 26168 -prefMapSize 233444 -jsInitHandle 1288 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {6475ba94-c696-49d9-b6f4-aa15c72805d2} 2112 "\\.\pipe\gecko-crash-server-pipe.2112" 4720 19ee5093d58 tab
                      3⤵
                        PID:4504

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\c5nsco79.default-release\cache2\entries\8A2034D325DC0B5C9E11EDDA3FC70A54C8DC1C0D

                    Filesize

                    13KB

                    MD5

                    b29e9b78fbd9f3acf314497447188e81

                    SHA1

                    ed35b16432f82c8d978db84dea3b5c9f5d37565d

                    SHA256

                    eb166577ac6833d3443b52f08d0eac053700cad5b643f3b032167d4b0ac62a17

                    SHA512

                    c81f4b63964e7328c7bb64a6ed7e160bf790e4c800e1dc2a4f341c900d93c799653a1ed54833f5cc7c245cb1191a608840cb86a0f8dec55fb96016dc35a0227a

                  • C:\Users\Admin\AppData\Local\Temp\tmpaddon

                    Filesize

                    442KB

                    MD5

                    85430baed3398695717b0263807cf97c

                    SHA1

                    fffbee923cea216f50fce5d54219a188a5100f41

                    SHA256

                    a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e

                    SHA512

                    06511f1f6c6d44d076b3c593528c26a602348d9c41689dbf5ff716b671c3ca5756b12cb2e5869f836dedce27b1a5cfe79b93c707fd01f8e84b620923bb61b5f1

                  • C:\Users\Admin\AppData\Local\Temp\tmpaddon-1

                    Filesize

                    8.0MB

                    MD5

                    a01c5ecd6108350ae23d2cddf0e77c17

                    SHA1

                    c6ac28a2cd979f1f9a75d56271821d5ff665e2b6

                    SHA256

                    345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42

                    SHA512

                    b046dd1b26ec0b810ee441b7ad4dc135e3f1521a817b9f3db60a32976352e8f7e53920e1a77fc5b4130aac260d79deef7e823267b4414e9cc774d8bffca56a72

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\datareporting\glean\db\data.safe.bin

                    Filesize

                    2KB

                    MD5

                    ac8cf115b56b579c3fb27fba32fda2fd

                    SHA1

                    205159829598d40a875341b30fd5516156b8e83e

                    SHA256

                    05454918d329d962433c1f4b9a20c8dd4ebc97b6a9242ca655d49152ed1f9830

                    SHA512

                    ea7781763af4615bba9e10eb9e5b12b0cd1d365c436620d164574d1233016556688578c316205ce4a57c9ac8b6204fda23d9d548e65762b5ff7834b6b37a575b

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\datareporting\glean\pending_pings\226182e4-870b-4cfc-9cdd-cd2c79080190

                    Filesize

                    9KB

                    MD5

                    aeb572a8b58c8736204b42e6d3c4e34d

                    SHA1

                    b23703d4051948899aaae1e1f37e62498fb23489

                    SHA256

                    c683d6a2bab8fb8d528a5ab7b2272d229da9c1c3cfa40fdf219e667723962cfc

                    SHA512

                    53814d72508938e673b74eec89d2f6ec6576de7e416e2aa9726e67b35dc2cfdd83d38695ab869edec25f382c4e88ffe3e727ed75ed501a381e41699ea46e163c

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\datareporting\glean\pending_pings\b2175a20-27cf-4b06-a233-3971370de8ad

                    Filesize

                    746B

                    MD5

                    46c8a9e2bdf4837527bef7438dc0fa4d

                    SHA1

                    3e823c40087248574a14ef33a85f733409ca2dce

                    SHA256

                    b79eda98cc23f28279ab80ba06e1c3d61ee9b6c5f3f542c3ce6e3aad185814fd

                    SHA512

                    89b7a2cb134fa6977ac59510baa7b59b80c5f25597cb6bf8b1ef1acd99071c2bb3893751fd25bcc5226a50fa416b787cb937d12f2c644dcece9cb4d0932f1d06

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dll

                    Filesize

                    997KB

                    MD5

                    fe3355639648c417e8307c6d051e3e37

                    SHA1

                    f54602d4b4778da21bc97c7238fc66aa68c8ee34

                    SHA256

                    1ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e

                    SHA512

                    8f4030bb2464b98eccbea6f06eb186d7216932702d94f6b84c56419e9cf65a18309711ab342d1513bf85aed402bc3535a70db4395874828f0d35c278dd2eac9c

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.info

                    Filesize

                    116B

                    MD5

                    3d33cdc0b3d281e67dd52e14435dd04f

                    SHA1

                    4db88689282fd4f9e9e6ab95fcbb23df6e6485db

                    SHA256

                    f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b

                    SHA512

                    a4a96743332cc8ef0f86bc2e6122618bfc75ed46781dadbac9e580cd73df89e74738638a2cccb4caa4cbbf393d771d7f2c73f825737cdb247362450a0d4a4bc1

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txt

                    Filesize

                    479B

                    MD5

                    49ddb419d96dceb9069018535fb2e2fc

                    SHA1

                    62aa6fea895a8b68d468a015f6e6ab400d7a7ca6

                    SHA256

                    2af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539

                    SHA512

                    48386217dabf7556e381ab3f5924b123a0a525969ff98f91efb03b65477c94e48a15d9abcec116b54616d36ad52b6f1d7b8b84c49c204e1b9b43f26f2af92da2

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\gmp-widevinecdm\4.10.2557.0\manifest.json

                    Filesize

                    372B

                    MD5

                    8be33af717bb1b67fbd61c3f4b807e9e

                    SHA1

                    7cf17656d174d951957ff36810e874a134dd49e0

                    SHA256

                    e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd

                    SHA512

                    6125f60418e25fee896bf59f5672945cd8f36f03665c721837bb50adf5b4dfef2dddbfcfc817555027dcfa90e1ef2a1e80af1219e8063629ea70263d2fc936a7

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll

                    Filesize

                    11.8MB

                    MD5

                    33bf7b0439480effb9fb212efce87b13

                    SHA1

                    cee50f2745edc6dc291887b6075ca64d716f495a

                    SHA256

                    8ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e

                    SHA512

                    d329a1a1d98e302142f2776de8cc2cd45a465d77cb21c461bdf5ee58c68073a715519f449cb673977288fe18401a0abcce636c85abaec61a4a7a08a16c924275

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.lib

                    Filesize

                    1KB

                    MD5

                    688bed3676d2104e7f17ae1cd2c59404

                    SHA1

                    952b2cdf783ac72fcb98338723e9afd38d47ad8e

                    SHA256

                    33899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237

                    SHA512

                    7a0e3791f75c229af79dd302f7d0594279f664886fea228cfe78e24ef185ae63aba809aa1036feb3130066deadc8e78909c277f0a7ed1e3485df3cf2cd329776

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig

                    Filesize

                    1KB

                    MD5

                    937326fead5fd401f6cca9118bd9ade9

                    SHA1

                    4526a57d4ae14ed29b37632c72aef3c408189d91

                    SHA256

                    68a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81

                    SHA512

                    b232f6cf3f88adb346281167ac714c4c4c7aac15175087c336911946d12d63d3a3a458e06b298b41a7ec582ef09fe238da3a3166ff89c450117228f7485c22d2

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\prefs-1.js

                    Filesize

                    7KB

                    MD5

                    177944ca5a3fd7cd5ef9c98c25e9b8bc

                    SHA1

                    3b63a1bd402df4b9b1a1a5210601ac04ecc5c568

                    SHA256

                    da4d15ef71f0fb6a7ac2e94b49ef65059b68515ef3fc84055327963a915ccaa8

                    SHA512

                    dc0687c9f760eb0f203c68418a9d0cac761a05de44ed02028706c2849739b0ba7f97ed6e8286e88f8f4a54b141717ce28bd3f11208d9fd082152f4537783e1a7

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\prefs-1.js

                    Filesize

                    6KB

                    MD5

                    833e4aab04c2270475d34c25a2f2c35f

                    SHA1

                    745231ca02da6e03bd7752be4e0e4a4480ebb11a

                    SHA256

                    0cdfd0c89ec016d6b4e79c8a564f100518a01aa371f3a9e82c7f5faaca69c3e1

                    SHA512

                    ebf9250ad9acd1cdbf9b79be8cc240558d6e20d9146fc4f73ff179f5e0087d76a6a609db28a5d4ed72f3a0524b8d14e6e158aab0150313187783d7113e28f0a5

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\prefs.js

                    Filesize

                    6KB

                    MD5

                    352ec8be169124dd066f726da82d15be

                    SHA1

                    edfc970f44ccda63ae48af881f8f3b04c674a5db

                    SHA256

                    b8bd3fe47f961c345255c85ac94502981ab591a219b64df5de59ac2d42d5a833

                    SHA512

                    750fb459cc4ead2ebcd8ec4cda946a5d21e967ea8c36629a26a0da1a1cb8f72e8cc7f2622e4c7672ff58df41a6be4fe902436bd80dfff81b16a23b4fc948967b

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\sessionstore-backups\recovery.jsonlz4

                    Filesize

                    1KB

                    MD5

                    d584248cc8ed6e1634f3e93fb6d165a1

                    SHA1

                    24d400aaf9204941d9d2beef8b685b3470a3555a

                    SHA256

                    498dcbe9a50791c81788431111663947ee5d4c3c3c19fc9fb0e31a3d79d19129

                    SHA512

                    11ee982678b5794478c4c4e8ea2bf71bba3ef4fa13fc2ed1d31a9f598fabe397c823859b2f9569759d24c713cd42144dd282967045d3f3dc211e9d19782156c7

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite

                    Filesize

                    184KB

                    MD5

                    0ed2663971e8051b2bcb574926400fa8

                    SHA1

                    467756bf41c377bdb07c8be10d5391f1df1d80a7

                    SHA256

                    0c44c9887ebd30506041e4f483422673660df0b74c7468b0cab2c69bee1f4e8c

                    SHA512

                    e521f02d0a4dc70e3bb33747c5113c76f18f15b4370826ef13700c4f559c8b158ed1d8ef79d7d88794bfea61496a75d653237391f2f8b5e53d8574a21f113898

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\c5nsco79.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite

                    Filesize

                    7.6MB

                    MD5

                    f9b4ba6fd670afacd7f2e6e2a67ed3b9

                    SHA1

                    1fe6f716589a8b90b8ad9b1a5425dd7b6c102e6a

                    SHA256

                    85a367f78294a3aa40c8cedbc3600f882bcfeb7ee3d2aa6b8c2ec64cbbc2140f

                    SHA512

                    e7d2a1c6cf36513ff449f5e94973f69fd3fe2cb75e2d10afbf06ea2eeb5eb405b3b87455a2858d4c16b6fc4772ea691a452d2707f4b515e0f8b61f48e26baae0

                  • memory/2280-1-0x00007FFBFFDA0000-0x00007FFC00099000-memory.dmp

                    Filesize

                    3.0MB

                  • memory/2280-2-0x000001B97A9B0000-0x000001B97AB72000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/2280-3-0x000001B97B1E0000-0x000001B97B706000-memory.dmp

                    Filesize

                    5.1MB

                  • memory/2280-9-0x00007FFBFFDA0000-0x00007FFC00099000-memory.dmp

                    Filesize

                    3.0MB

                  • memory/2280-0-0x000001B960330000-0x000001B960368000-memory.dmp

                    Filesize

                    224KB