Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240704-en
  • resource tags

    arch:x64arch:x86image:win11-20240704-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    05-07-2024 22:57

General

  • Target

    b11dd44bec07c34613666cae9264273d6b1f66bf37e8f21d8d18a4354aa729d2.exe

  • Size

    1.2MB

  • MD5

    a1afcaad0b50c963ffe0a870cbe404be

  • SHA1

    0f24f94384053b3f7036ce71421ec93bbfbbfd97

  • SHA256

    b11dd44bec07c34613666cae9264273d6b1f66bf37e8f21d8d18a4354aa729d2

  • SHA512

    17ca8eadfd11576c22a98fa3cb8f38dffc1c4d2f418cf283469febb2f7594a2d0279b99048c4f58753372fb2e4dcd1f199c65ce8d23504713a4f911d1a18310b

  • SSDEEP

    24576:bqDEvCTbMWu7rQYlBQcBiT6rprG8aRq2Sbly7TWEPjg:bTvC/MTQYxsWR7aRq2dW

Score
7/10

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 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\b11dd44bec07c34613666cae9264273d6b1f66bf37e8f21d8d18a4354aa729d2.exe
    "C:\Users\Admin\AppData\Local\Temp\b11dd44bec07c34613666cae9264273d6b1f66bf37e8f21d8d18a4354aa729d2.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.youtube.com/account
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2740
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.youtube.com/account
        3⤵
        • 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:3052
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3052.0.1256512671\221126012" -parentBuildID 20230214051806 -prefsHandle 1756 -prefMapHandle 1748 -prefsLen 22074 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {0c3f5907-59e4-487a-bcac-91538cc8dae1} 3052 "\\.\pipe\gecko-crash-server-pipe.3052" 1848 17f3250e658 gpu
          4⤵
            PID:4580
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3052.1.293506302\628864248" -parentBuildID 20230214051806 -prefsHandle 2428 -prefMapHandle 2424 -prefsLen 22925 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {9597dcd4-e537-49e3-8b77-c21a75f7a859} 3052 "\\.\pipe\gecko-crash-server-pipe.3052" 2440 17f25785958 socket
            4⤵
              PID:2896
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3052.2.860447717\1992746345" -childID 1 -isForBrowser -prefsHandle 2924 -prefMapHandle 2920 -prefsLen 22963 -prefMapSize 235121 -jsInitHandle 936 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {8c5eb199-4fe3-4083-a770-d082874491f7} 3052 "\\.\pipe\gecko-crash-server-pipe.3052" 2948 17f34f4f258 tab
              4⤵
                PID:4948
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3052.3.2011085812\607815504" -childID 2 -isForBrowser -prefsHandle 3636 -prefMapHandle 3632 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 936 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {93e3335e-59f4-4305-b969-f6eb7c713d4b} 3052 "\\.\pipe\gecko-crash-server-pipe.3052" 3648 17f37ee1b58 tab
                4⤵
                  PID:2704
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3052.4.1540784826\1672680671" -childID 3 -isForBrowser -prefsHandle 5320 -prefMapHandle 5168 -prefsLen 27695 -prefMapSize 235121 -jsInitHandle 936 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {f5dcb019-e840-4a40-983c-ca5b69a923d9} 3052 "\\.\pipe\gecko-crash-server-pipe.3052" 5324 17f36c79b58 tab
                  4⤵
                    PID:4880
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3052.5.94481025\1718910084" -childID 4 -isForBrowser -prefsHandle 5508 -prefMapHandle 5512 -prefsLen 27695 -prefMapSize 235121 -jsInitHandle 936 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ded09dd5-fd9c-4061-9c20-aac44e16ddfa} 3052 "\\.\pipe\gecko-crash-server-pipe.3052" 5500 17f36e78d58 tab
                    4⤵
                      PID:2844
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3052.6.886823314\661819047" -childID 5 -isForBrowser -prefsHandle 5700 -prefMapHandle 5704 -prefsLen 27695 -prefMapSize 235121 -jsInitHandle 936 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {c36491f8-cff4-4208-9adc-ef91885f0869} 3052 "\\.\pipe\gecko-crash-server-pipe.3052" 5688 17f36e7a858 tab
                      4⤵
                        PID:1256

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\b5ssbkd8.default-release\activity-stream.discovery_stream.json.tmp

                  Filesize

                  22KB

                  MD5

                  fab909a30c2484fe6d5913ec3ebe3eac

                  SHA1

                  852c36206662c34c8db043724cb76f2dc9577ade

                  SHA256

                  60a5fca37f075dc731ac318c315c9662643ba9adb5fb610bd206324cf3507390

                  SHA512

                  f570707cbefbd1147fcbfa14b50acf553036efd2ef36b0642ab1446ef88f1ee844a3ac2baecd80e37a96e0d0a0eb118c0abf333f6d0f7e6c31d587be25dcd8d3

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\b5ssbkd8.default-release\activity-stream.discovery_stream.json.tmp

                  Filesize

                  24KB

                  MD5

                  6771c29460aced4e4b5998b93eacc68e

                  SHA1

                  456868218e54f9609bd67314057688bc85bba51f

                  SHA256

                  6eca5124f8e93cb041c20c21356c568bc33eec4d80c4ff01b8416beabe1d6c2d

                  SHA512

                  89cd338be5866e4a76950c32d50fbd1c7820a7d99a0ca04a7bb4ee6dec113519eaa9199d3b603d21d1fcec1c521d853be4b4b5eca36286b30d7cd3e1aa10157e

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\b5ssbkd8.default-release\cache2\entries\5CD1EBDF6B57F13C7E783CE5E6D8E9C44014FE1A

                  Filesize

                  13KB

                  MD5

                  f2db0bb7becf4e3dcc0015c3562c12bf

                  SHA1

                  cf50d9871ebe9bbc0ee49db650ca9c8df9e81395

                  SHA256

                  d1c34f892c46a9407a349f743361a928f9e7b1dae5bf6c8a5b24690687b01b01

                  SHA512

                  f8e3741b46bfe56c75aef647f835c78ce6d00a40e65725e23a40f5be9883c535ee047c6cc29282a9c266b94a931df7da2971eedbe1f069e0612bd1ecf721ae7b

                • 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\b5ssbkd8.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\b5ssbkd8.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\b5ssbkd8.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\b5ssbkd8.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\b5ssbkd8.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\b5ssbkd8.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\b5ssbkd8.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\b5ssbkd8.default-release\prefs-1.js

                  Filesize

                  10KB

                  MD5

                  900da02e80d27e623c00fae9769b1899

                  SHA1

                  0ae0d8435d88a18f081b6833183cee776f0a3a52

                  SHA256

                  eccbd54e90332a1bf806e719c7a8fd675489a1e2497a5eabaa0675cdfbfa2887

                  SHA512

                  62647cf4408686ece25d3e29292116892727623bc418f0c14064c76d9db836c58c8b713918a9f8c1da5fc18330c4946d2daa5fcf495694d4fc773e11a2030571

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\b5ssbkd8.default-release\prefs-1.js

                  Filesize

                  8KB

                  MD5

                  8bc97e5c60b1d7443d16f77bfd87e0ee

                  SHA1

                  dfe41a5e995d31297d216ad48438ab000373b447

                  SHA256

                  d017669c1c4e92f3b2c7d1b4251a58c7382b9ddc81589cd8dec8c8d470c1052b

                  SHA512

                  56b4be0ca12d18867f21f33ee2e4db342c7f68efc5afd70182d39d4915beb4f352a0414be9c719021c2e36c0af8a7153daf4bbe4c799f40e1182b3082ba6041f

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\b5ssbkd8.default-release\sessionstore-backups\recovery.jsonlz4

                  Filesize

                  4KB

                  MD5

                  3c877a12272139786fc24919b9ff60e5

                  SHA1

                  b68c20b536bbdf6c5aba34fbf0688830c2e2106a

                  SHA256

                  4e48f259d875ef5654c42372fec4e13aa251afbbfbdfbb696de50993691977da

                  SHA512

                  b036d20d00125b295debab731a42d95c86788311e94e0827187544d3f0f8b6f62d4df81c51923d825559e7f8f0c453c367a89c06756a24abd95de74c7e575a95

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\b5ssbkd8.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite

                  Filesize

                  200KB

                  MD5

                  04a07ec644e9f67f7a4afc78f790f48e

                  SHA1

                  e4ac698353bb7d18baa603dda4f984fcf651c2bc

                  SHA256

                  881c08cd565e58a9efb5d23312a636ce9b09fcfba9ab743fd61ca51d1fdde8e3

                  SHA512

                  3b2a430206aa5f48f5a56eba6e2c8d750fdbcd858f905dba75c9bd3100e5f84cf5c1b1a9cd46cc0ede8d0f5d756b8af1f8f1bc1ca885d3afb5468fcb6434c168