Analysis

  • max time kernel
    145s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/01/2024, 14:50

General

  • Target
    0e971ff0e7f4cd4714931ac6bb685d91e28b34070866c9e7c976817aa5f6eb8d.exe
  • Size 179KB
  • Sample240101-r7thvscfhp
  • SHA256 0e971ff0e7f4cd4714931ac6bb685d91e28b34070866c9e7c976817aa5f6eb8d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Disables Task Manager via registry modification
  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops desktop.ini file(s) 64 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Program crash 1 IoCs
  • Modifies Control Panel 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0e971ff0e7f4cd4714931ac6bb685d91e28b34070866c9e7c976817aa5f6eb8d.exe
    "C:\Users\Admin\AppData\Local\Temp\0e971ff0e7f4cd4714931ac6bb685d91e28b34070866c9e7c976817aa5f6eb8d.exe"
    1⤵
    • Drops startup file
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • Modifies Control Panel
    • Suspicious use of AdjustPrivilegeToken
    PID:4912
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 1936
      2⤵
      • Program crash
      PID:4988
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4912 -ip 4912
    1⤵
      PID:4380

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          vc_runtimeAdditional_x86.msi

          • Path C:\ProgramData\Package Cache\{7DAD0258-515C-3DD4-8964-BD714199E0F7}v12.0.40660\packages\vcRuntimeAdditional_x86\vc_runtimeAdditional_x86.msi
          • Size 140KB
          • SHA256 7a35ddc1a8df5ddb55f282800693da33646e05670f4aab082e01913e5a75ac14
          • MD5 SHA1 SHA512 SSDEEP

          data_2

          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Storage\ext\nmmhkkegccagdldgiimedpiccmgmieda\def\GPUCache\data_2
          • Size 8KB
          • SHA256 c1491790bbbd5f60d4041b3ff4a4f01d51f02c199503b53bddd2dbd82f32ca5d
          • MD5 SHA1 SHA512 SSDEEP

          heavy_ad_intervention_opt_out.db-journal

          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\heavy_ad_intervention_opt_out.db-journal
          • Size 16B
          • SHA256 edb9e310ffb5d1a7a341d906812a1ac785a20e2e527bafb5ffcc048bca37931a
          • MD5 SHA1 SHA512

          index

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index
          • Size 32B
          • SHA256 8d1c56eb2307fd760badc04ba6ec1879ea48b7a82d31def7a51022a2ab8233e2
          • MD5 SHA1 SHA512

          settings.dat

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.AccountsControl_cw5n1h2txyewy\Settings\settings.dat
          • Size 8KB
          • SHA256 d7c762db77b7caa5dbfa285f8b62730437a2fcbc74586eb53f8d90b33d679a0d
          • MD5 SHA1 SHA512 SSDEEP

          Microsoft_AutoGenerated_{A5E73466-E220-8EF4-B956-A582187356D9}

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\AppIconCache\100\Microsoft_AutoGenerated_{A5E73466-E220-8EF4-B956-A582187356D9}
          • Size 36KB
          • SHA256 cafb4878f5f264d669476e86bfa5e058394fcfada7fbbe3c3ad6f8049ead01e5
          • MD5 SHA1 SHA512 SSDEEP

          {1AC14E77-02E7-4E5D-B744-2EB1AE5198B7}_comexp_msc

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\AppIconCache\100\{1AC14E77-02E7-4E5D-B744-2EB1AE5198B7}_comexp_msc
          • Size 36KB
          • SHA256 442ae09cc7faa4acc4ee83854004aa4de78a7767cf4eecaf44ac8cdf1c20457f
          • MD5 SHA1 SHA512 SSDEEP

          0.1.filtertrie.intermediate.txt

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\ConstraintIndex\Settings_{7f0b0531-6830-451a-9b7c-630b666dd27f}\0.1.filtertrie.intermediate.txt
          • Size 16B
          • SHA256 9f1eb79a410308bd2a5d91645f20383c72880a8bb20c65e807bd5202ba07a9be
          • MD5 SHA1 SHA512

          0.2.filtertrie.intermediate.txt

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\ConstraintIndex\Settings_{7f0b0531-6830-451a-9b7c-630b666dd27f}\0.2.filtertrie.intermediate.txt
          • Size 16B
          • SHA256 4a4a9714e9ee704deab4d0870033c2f76fcf8714e8e1abfb2590a2075736ea0c
          • MD5 SHA1 SHA512

          AppCache133471124561211919.txt

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133471124561211919.txt
          • Size 77KB
          • SHA256 05d79b465de39db2009233be9b024e0701c645a912e127b63b5a09b1c2d43df3
          • MD5 SHA1 SHA512 SSDEEP

          AppCache133471126443266927.txt

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133471126443266927.txt
          • Size 47KB
          • SHA256 95f12dde78cd03c4ac791043a3ab390a8e4c249171fe412e9f030d4bce29fe93
          • MD5 SHA1 SHA512 SSDEEP

          AppCache133471131189256905.txt

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133471131189256905.txt
          • Size 64KB
          • SHA256 87538857b55487050e6794224453a586101c5e582e76cc96e3765b889d9b907f
          • MD5 SHA1 SHA512 SSDEEP

          AppCache133471155932594913.txt

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133471155932594913.txt
          • Size 74KB
          • SHA256 de30c0d11e8a8d5a0b560e2d8d26355f3f9da932ef0acd4a62df4e37b681c3d7
          • MD5 SHA1 SHA512 SSDEEP

          wctEFAF.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\wctEFAF.tmp
          • Size 63KB
          • SHA256 24e9f6a7c7ac4f28e8c7322e7fc4c960cc1c0535a16ced22d77d0210616a1deb
          • MD5 SHA1 SHA512 SSDEEP

          3561288849sdhlie.sqlite

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\sqqfzpo5.default-release\storage\permanent\chrome\idb\3561288849sdhlie.sqlite
          • Size 48KB
          • SHA256 b73a4b8c545b95821bdd716351e77acf7f939472a5f4cf0d11303107fa8c5754
          • MD5 SHA1 SHA512 SSDEEP

          memory/4912-1383-0x0000000074FA0000-0x0000000075750000-memory.dmp

          memory/4912-1551-0x0000000005610000-0x0000000005620000-memory.dmp

          memory/4912-2-0x0000000005980000-0x0000000005F24000-memory.dmp

          memory/4912-0-0x0000000000AA0000-0x0000000000AD4000-memory.dmp

          memory/4912-1-0x0000000074FA0000-0x0000000075750000-memory.dmp

          memory/4912-5-0x0000000005570000-0x000000000557A000-memory.dmp

          memory/4912-4-0x0000000005610000-0x0000000005620000-memory.dmp

          memory/4912-3-0x00000000054C0000-0x0000000005552000-memory.dmp

          memory/4912-2333-0x0000000074FA0000-0x0000000075750000-memory.dmp