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Overview

overview

4

Static

static

1

sidekick-w...26.exe

windows7-x64

4

sidekick-w...26.exe

windows10-2004-x64

4

Resubmissions

03/11/2023, 19:16

231103-xy78jsha4w 4

03/11/2023, 19:10

231103-xvd6asgh7x 4

03/11/2023, 08:07

231103-jzy5daec5v 8

03/11/2023, 08:02

231103-jw4kpaeb9z 4

03/11/2023, 07:59

231103-jve6pseb7v 8

Analysis

  • max time kernel
    85s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/11/2023, 19:10

Sharing

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Report Analysis Logs

General

  • Target

    sidekick-win-installer-34426.exe

  • Size

    328KB

  • MD5

    ece86b7cc20233c01d38df7a1a93daff

  • SHA1

    de93f7d742c6c94da8ce8e700d2ee25520c6ee9f

  • SHA256

    52cb8761856ce29433d6e455ef29da70d3d7a51ff4b28f5a0a1c332655891f0f

  • SHA512

    7df133a06ad197ccc6edc3fde36de00421277c7920c8d436ca5d01680aa14dbdb1c48eedf3751268574b5093efef887f3ae618f94352dda09ca0f1d7f763390d

  • SSDEEP

    6144:0Ya6XC5Wp3+7W98/MavNNM6RYRN3BXFULW+CgD0tNYF6m0qC:0Y/p3+7W8/HNNZi7l+kDYF6mM

Score
4/10

Malware Config

Signatures

  • Drops file in Program Files directory 6 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\sidekick-win-installer-34426.exe
    "C:\Users\Admin\AppData\Local\Temp\sidekick-win-installer-34426.exe"
    1⤵
    • Drops file in Program Files directory
    • Loads dropped DLL
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:4464
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 2640
      2⤵
      • Program crash
      PID:2612
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4464 -ip 4464
    1⤵
      PID:3336

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\nslA1EF.tmp\HttpPostFile.dll
      Filesize

      4KB

      MD5

      14f58535542482e59e1fbacafb563737

      SHA1

      9332101d425d90eafbde3ccb27487940080a9472

      SHA256

      deb32afa701ba2790a4044d6144c063cbfc26bdbb191b536e229c9e6bdacbe82

      SHA512

      3175b4f0861e2b13309012419cdbd10a09ed54e9b26f8ad362973ae3b9d88521b9c72a6b03b11e02b0eb6ccb4421417944d8277e7b5d4d6182243b9d46b91fe5

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\nslA1EF.tmp\InetBgDL.dll
      Filesize

      7KB

      MD5

      d4f7b4f9c296308e03a55cb0896a92fc

      SHA1

      63065bed300926a5b39eabf6efdf9296ed46e0cc

      SHA256

      6b553f94ac133d8e70fac0fcaa01217fae24f85d134d3964c1beea278191cf83

      SHA512

      d4acc719ae29c53845ccf4778e1d7ed67f30358af30545fc744facdb9f4e3b05d8cb7dc5e72c93895259e9882471c056395ab2e6f238310841b767d6acbcd6c1

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\nslA1EF.tmp\System.dll
      Filesize

      12KB

      MD5

      cff85c549d536f651d4fb8387f1976f2

      SHA1

      d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

      SHA256

      8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

      SHA512

      531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\nslA1EF.tmp\WebBrowser.dll
      Filesize

      93KB

      MD5

      dfe24aa39f009e9d98b20b7c9cc070b1

      SHA1

      f48e4923c95466f689e8c5408265b52437ed2701

      SHA256

      8ec65a3d8ae8a290a6066773e49387fd368f5697392dfb58eac1b63640e30444

      SHA512

      665ce32d3776b1b41f95ed685054a796d0c1938dbc237619fa6309d1b52ae3bd44e3cf0a1f53ebf88556f7603111cca6dff1bfc917a911e0a9ce04affd0d5261

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\nslA1EF.tmp\installing.html
      Filesize

      1KB

      MD5

      fae3b355070331b9c8c1f66e95c22d9f

      SHA1

      5cb394ab05d6d2ce4c9ceec66d0eff466b7f3ee2

      SHA256

      dd5d18427c52c220a8a29b25e21ce7c35669a9446978296c2e0837f5a6f08bdf

      SHA512

      32605b1b4be47aceeee193c046493041b51d9993cf29f73e4595fe10d60dc6a997a0fa3eeda74fb48a5156f971b28b715bf725bc67d44d87b5052ebf6556f6ca

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\nslA1EF.tmp\installing.js
      Filesize

      2KB

      MD5

      dfa7861bca754036ab853b3bb02b194d

      SHA1

      46d7c5ba614b39caa4857fcba4bdedbabb2c67c0

      SHA256

      2c286b6eefd38f032a385f3ac6a1f794deab3bac0fbff71bd0ba21453f477878

      SHA512

      c58d96fb2496a84261a5e4b18cf4156a30f9ad161bbabc3652b6b5c24976f1ac432dced31927a9443260cdca0292524d1f691766b7c0731f926d37be11fe0c64

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\nslA1EF.tmp\nsJSON.dll
      Filesize

      23KB

      MD5

      f4d89d9a2a3e2f164aea3e93864905c9

      SHA1

      4d4e05ee5e4e77a0631a3dd064c171ba2e227d4a

      SHA256

      64b3efdf3de54e338d4db96b549a7bdb7237bb88a82a0a63aef570327a78a6fb

      SHA512

      dbda3fe7ca22c23d2d0f2a5d9d415a96112e2965081582c7a42c139a55c5d861a27f0bd919504de4f82c59cf7d1b97f95ed5a55e87d574635afdb7eb2d8cadf2

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\nslA1EF.tmp\stub_common.js
      Filesize

      817B

      MD5

      58b8ac894c64370cfa137f5848aeb88d

      SHA1

      6a1ac1f88a918a232b79fe798b2de69cf433945f

      SHA256

      0e28aa770b0afade30be85c6dc1e50344db8f8cdd3fa01989d81a9e20a4990bd

      SHA512

      ae309518e0f926021e4d9378950c1a375263247d4f79d8a8cc09464cd01653ae5e707d52a4b0c36d532e649c246f4be6b5ba8648f58fb0e3e40c495ae63180ab

      Download Submit