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Resubmissions

13/11/2023, 18:08

231113-wrd6fsed3x 7

13/11/2023, 18:06

231113-wp8bhseh43 1

Analysis

  • max time kernel
    1682s
  • max time network
    1563s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    13/11/2023, 18:06

General

  • Target

    guyfuyfuyf.html

  • Size

    660B

  • MD5

    c8517e8b0db7254adae9dd4d6857af64

  • SHA1

    570f3b013ba656825351035b93d9ecada949d283

  • SHA256

    e37ca5963a85c81ebcd79d8583fdc10a164bac77c5d3c95b8f9f3f3eb6660e17

  • SHA512

    7e40b28323efef221e748dfb5b4e42c27eab1ef4085e890959982c916191016dbfe5cb7d6a059ee200909c432aee032d6ce718f9c0873d38063c843bea28d6ae

Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 4 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 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\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "C:\Users\Admin\AppData\Local\Temp\guyfuyfuyf.html"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2948
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url C:\Users\Admin\AppData\Local\Temp\guyfuyfuyf.html
      2⤵
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2792
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2792.0.1963510963\1946267842" -parentBuildID 20221007134813 -prefsHandle 1216 -prefMapHandle 1208 -prefsLen 20938 -prefMapSize 232675 -appDir "C:\Program Files\Mozilla Firefox\browser" - {5edd389c-3aa3-416e-befb-dc4cbfd6d248} 2792 "\\.\pipe\gecko-crash-server-pipe.2792" 1292 114dee58 gpu
        3⤵
          PID:2496
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2792.1.1562946897\1079516922" -parentBuildID 20221007134813 -prefsHandle 1484 -prefMapHandle 1480 -prefsLen 21799 -prefMapSize 232675 -appDir "C:\Program Files\Mozilla Firefox\browser" - {d61ef42c-1921-473c-9ac8-ec191e0923aa} 2792 "\\.\pipe\gecko-crash-server-pipe.2792" 1496 e72c58 socket
          3⤵
            PID:2516
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2792.2.1457212454\1507540120" -childID 1 -isForBrowser -prefsHandle 2100 -prefMapHandle 2016 -prefsLen 21902 -prefMapSize 232675 -jsInitHandle 868 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {a6f75b97-264c-4779-936b-cb380ee54bee} 2792 "\\.\pipe\gecko-crash-server-pipe.2792" 2112 19ca1658 tab
            3⤵
              PID:2908
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2792.3.1408264919\53524582" -childID 2 -isForBrowser -prefsHandle 584 -prefMapHandle 796 -prefsLen 26482 -prefMapSize 232675 -jsInitHandle 868 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {68d4b277-8ff9-499d-b32a-82c022b2b4aa} 2792 "\\.\pipe\gecko-crash-server-pipe.2792" 648 19e5e358 tab
              3⤵
                PID:1284
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2792.4.1581227696\2070781244" -childID 3 -isForBrowser -prefsHandle 3568 -prefMapHandle 3588 -prefsLen 26716 -prefMapSize 232675 -jsInitHandle 868 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {648144a8-dd0d-4818-aa82-5bdeebf77b46} 2792 "\\.\pipe\gecko-crash-server-pipe.2792" 3616 1e689658 tab
                3⤵
                  PID:1784
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2792.6.167901078\414138102" -childID 5 -isForBrowser -prefsHandle 3892 -prefMapHandle 3896 -prefsLen 26716 -prefMapSize 232675 -jsInitHandle 868 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {e625fdfd-7568-49de-85c4-180b715ddd00} 2792 "\\.\pipe\gecko-crash-server-pipe.2792" 3880 1e687558 tab
                  3⤵
                    PID:2052
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2792.5.1489787455\2104410532" -childID 4 -isForBrowser -prefsHandle 3728 -prefMapHandle 3732 -prefsLen 26716 -prefMapSize 232675 -jsInitHandle 868 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {caa607d6-d59a-4565-9eee-3f972974155a} 2792 "\\.\pipe\gecko-crash-server-pipe.2792" 3716 1e688758 tab
                    3⤵
                      PID:2428

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\s5818u5m.default-release\activity-stream.discovery_stream.json.tmp

                  Filesize

                  22KB

                  MD5

                  e4159b62df0a1646baceaca1000d3534

                  SHA1

                  203051e8b8bd102ef849cdb0da4229736a058278

                  SHA256

                  e79512b94ff30f78731f1fdaac8c20f34b925b97a81b4e3b7a7fb0beadabf759

                  SHA512

                  4cdaf6f702469e9ccf2cc59411865f46dd07bda12ef0952400d3f361b68244fc9e3783e8b04e4a6410e3797aa5a3da55990cc4db84d0ea491e30d4de6693c51f

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\s5818u5m.default-release\cache2\entries\51D52D298316CD3F9A90A40E946BB34EFA1BFB72

                  Filesize

                  13KB

                  MD5

                  1526891200984e7a8000ce1c2f0364eb

                  SHA1

                  28a617b866574eb82604ae30064c5bad40f31985

                  SHA256

                  d015cd5aebec83d73e4c92b17bbf939c9fa7f179bd8a46d0b2eb95497c33ac88

                  SHA512

                  9e147a08273df9fec1c662c0b801b77d5a19cafae9d59fd808c3ba99a5c246260b7214cef41cf368c7ccf63fa35ab57bc54e225e756c06dc0ae41d59e8abac3a

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\s5818u5m.default-release\cache2\entries\577A586685F8D27BD5B926CE96132B84424D8EA4

                  Filesize

                  13KB

                  MD5

                  9f7200dec628047145b5daca7957f383

                  SHA1

                  47262cb96275a0e81a5834ab41884222d71a6aaf

                  SHA256

                  8e37adc1fe7440602ef8148c8cba7c0e99e379c6943e702c269c2b7426e2344d

                  SHA512

                  d318135012a21ade583073cd8d517ca3c22982d672e2cb106c147820b3ba0c389ce8581882b4fe3d70ea7a16f40655731882313fd03a6bc89d0cd12eafa455c1

                • 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\Microsoft\Windows\Recent\CustomDestinations\6824f4a902c78fbd.customDestinations-ms

                  Filesize

                  7KB

                  MD5

                  5bcc54d1731d22538d5d47fdb58da7dc

                  SHA1

                  a5e991cd1d11aaf6f41198f7c561912508afaa35

                  SHA256

                  22c9dbfebae896566103e2ab6192770adf59d928bd27eb3e6f330c64ef02a84a

                  SHA512

                  99278e5fdb42e988459afe2b60672071437f27118201fba43e7dfab063c6ade9f5bbc19bfd6188cdb22b8efc11c740778c2df28d9d86007cde7984040642174d

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\s5818u5m.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\s5818u5m.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\s5818u5m.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\s5818u5m.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\s5818u5m.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\s5818u5m.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\s5818u5m.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\s5818u5m.default-release\prefs-1.js

                  Filesize

                  9KB

                  MD5

                  f685e6bb29f8321eed1a0316a1325c31

                  SHA1

                  5f41f11aab6ddea58381fadf649b968b3140c0f5

                  SHA256

                  5e448eb4b0ee7ceaf2a29199de77316ecf0ce54be59163f34328cbbfea93aa5c

                  SHA512

                  a0d342d9a434dfe52e68dc75b6ceea0cfb65749acb894ab047ba8027235baa577152075f07a39e6c762146e8a92dff1f27a4a25900604795fc067a3ba25e4905

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\s5818u5m.default-release\prefs-1.js

                  Filesize

                  7KB

                  MD5

                  5dced511877156cd145a39d2734c678a

                  SHA1

                  d92fa17055c377349d40b90a1017c8948b662245

                  SHA256

                  20dc5a58ed6d59a6ad5ce00b1d7f70261f52f74fa35156a1f2051f96a936e272

                  SHA512

                  5574cd4187f7662edd3bc2cadbcd4513b9bbfcabbdeb23366518b3a2409e441c342236c73a36e670c3dc79576856cb81982d61d54fdbde72e5469c6474bd9783

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\s5818u5m.default-release\prefs-1.js

                  Filesize

                  7KB

                  MD5

                  63dd7590fb5ffd3371d071fe50241a6c

                  SHA1

                  b8d1a6da6ff98a7fcb27f7b7bb663db1639efff3

                  SHA256

                  eb54dac2a01d201fe306c771346001552fe0d8f9e6277a40c37adec2c9ebee16

                  SHA512

                  71f0b436e6b1f17ee45a3bf2782a7b4eaa7e595f77761ff5aaa4f95e6b5afc9c1148c1433f860076741f323fd41d9d503923a54b5b6ff6752016a28d8b6e3a6c

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\s5818u5m.default-release\sessionstore-backups\recovery.jsonlz4

                  Filesize

                  1KB

                  MD5

                  7b557d0e8d08953109fa44c67716aa23

                  SHA1

                  567aa4904f573a3ee4bd559a4c1a25ec93ba07cf

                  SHA256

                  20d753dc3d07a7600afba63835c7bdaf62633d0c233a54915105b02e052dc649

                  SHA512

                  5c29232ca595dbaa7c5fc803a1d40c19f02cb230aad394a88f628ccc1c3e5e166e3a25a33bf55d8984bcbe8b0bfd07392e73f5943372ea71624e7c54c0bc444e