Analysis

  • max time kernel
    17s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    06-03-2023 16:44

General

  • Target

    Haskell Platform v8.6.5 Core x86 & x64 Setup.exe

  • Size

    267.6MB

  • MD5

    11c78968828ba10049e667a06c8d5445

  • SHA1

    34a1a82fcde2beda84e6845f6a10355138209fc1

  • SHA256

    b557748749f6c4073885ecdf43f7cd5d4d8c8f90712665943a1d265d78bb38c6

  • SHA512

    fd3992271fa4c0efe8425322bfb4c528b87507ca6adae1ebab2856c6e3af0fbcf1c3d46f1c183caea4e643caa84a527b2028c3e6b45294b6577e662aeedd118b

  • SSDEEP

    6291456:83rfQ0WMK0UgdEyKGmO18NH6kq1URgKEZrSYgZ79nEHDOC:83rbq0jX/9id6kGURgKEF279kDOC

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 8 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 12 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Haskell Platform v8.6.5 Core x86 & x64 Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Haskell Platform v8.6.5 Core x86 & x64 Setup.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Users\Admin\AppData\Local\Temp\temp_{035F60A2-70B0-4451-8CD0-ED257957F341}\HaskellPlatform-8.6.5-core-x86_64-setup.exe
      "C:\Users\Admin\AppData\Local\Temp\temp_{035F60A2-70B0-4451-8CD0-ED257957F341}\HaskellPlatform-8.6.5-core-x86_64-setup.exe" /D=C:\Program Files\Haskell Platform\8.6.5
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:432

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsj8ECA.tmp\System.dll

    Filesize

    11KB

    MD5

    c17103ae9072a06da581dec998343fc1

    SHA1

    b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

    SHA256

    dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

    SHA512

    d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

  • C:\Users\Admin\AppData\Local\Temp\temp_{035F60A2-70B0-4451-8CD0-ED257957F341}\HaskellPlatform-8.6.5-core-x86_64-setup.exe

    Filesize

    267.5MB

    MD5

    bca8037fda79e13f038ceb1022c37946

    SHA1

    60d9d502dc072dea47748958e100bd8c5df37655

    SHA256

    7a63cce4c933f7bcd600a75ca88c3b14726f21ffa4a6d096bd2164cc19d49265

    SHA512

    56b91b0c4aa3b17d0dcd6e844d95ad2f40cb7a4101a72f97459d7e53625dc01b7d9991d38e893e3c1f9bd865bcb240acef525d29582b9b64f413b4cd9c51522d

  • C:\Users\Admin\AppData\Local\Temp\temp_{035F60A2-70B0-4451-8CD0-ED257957F341}\HaskellPlatform-8.6.5-core-x86_64-setup.exe

    Filesize

    267.5MB

    MD5

    bca8037fda79e13f038ceb1022c37946

    SHA1

    60d9d502dc072dea47748958e100bd8c5df37655

    SHA256

    7a63cce4c933f7bcd600a75ca88c3b14726f21ffa4a6d096bd2164cc19d49265

    SHA512

    56b91b0c4aa3b17d0dcd6e844d95ad2f40cb7a4101a72f97459d7e53625dc01b7d9991d38e893e3c1f9bd865bcb240acef525d29582b9b64f413b4cd9c51522d

  • C:\Users\Admin\AppData\Local\Temp\temp_{035F60A2-70B0-4451-8CD0-ED257957F341}\HaskellPlatform-8.6.5-core-x86_64-setup.exe

    Filesize

    267.5MB

    MD5

    bca8037fda79e13f038ceb1022c37946

    SHA1

    60d9d502dc072dea47748958e100bd8c5df37655

    SHA256

    7a63cce4c933f7bcd600a75ca88c3b14726f21ffa4a6d096bd2164cc19d49265

    SHA512

    56b91b0c4aa3b17d0dcd6e844d95ad2f40cb7a4101a72f97459d7e53625dc01b7d9991d38e893e3c1f9bd865bcb240acef525d29582b9b64f413b4cd9c51522d

  • \Users\Admin\AppData\Local\Temp\nsj8ECA.tmp\System.dll

    Filesize

    11KB

    MD5

    c17103ae9072a06da581dec998343fc1

    SHA1

    b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

    SHA256

    dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

    SHA512

    d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

  • \Users\Admin\AppData\Local\Temp\nsj8ECA.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    7579ade7ae1747a31960a228ce02e666

    SHA1

    8ec8571a296737e819dcf86353a43fcf8ec63351

    SHA256

    564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

    SHA512

    a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

  • \Users\Admin\AppData\Local\Temp\nsj8ECA.tmp\nsDialogs.dll

    Filesize

    9KB

    MD5

    c10e04dd4ad4277d5adc951bb331c777

    SHA1

    b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

    SHA256

    e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

    SHA512

    853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

  • \Users\Admin\AppData\Local\Temp\nsy7763.tmp\Banner.dll

    Filesize

    4KB

    MD5

    0116a50101c4107a138a588d1e46fca5

    SHA1

    b781dce23e828cf2b97306661c7dad250a6aaf77

    SHA256

    ab80cf45070d936f0745f5e39b22e6e07ba90aa179b5ec4469ef6e2cb1b9ef6b

    SHA512

    55de6aeaad05b01a25828553d3ea9f1b32a8b0c35c42dc6106bed244320e3421ec6a6f5359b15f9d18dd1e9692ca5572b2736d9d48cceb07b9443601d00a5988

  • \Users\Admin\AppData\Local\Temp\nsy7763.tmp\System.dll

    Filesize

    11KB

    MD5

    c17103ae9072a06da581dec998343fc1

    SHA1

    b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

    SHA256

    dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

    SHA512

    d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

  • \Users\Admin\AppData\Local\Temp\temp_{035F60A2-70B0-4451-8CD0-ED257957F341}\HaskellPlatform-8.6.5-core-x86_64-setup.exe

    Filesize

    267.5MB

    MD5

    bca8037fda79e13f038ceb1022c37946

    SHA1

    60d9d502dc072dea47748958e100bd8c5df37655

    SHA256

    7a63cce4c933f7bcd600a75ca88c3b14726f21ffa4a6d096bd2164cc19d49265

    SHA512

    56b91b0c4aa3b17d0dcd6e844d95ad2f40cb7a4101a72f97459d7e53625dc01b7d9991d38e893e3c1f9bd865bcb240acef525d29582b9b64f413b4cd9c51522d

  • \Users\Admin\AppData\Local\Temp\temp_{035F60A2-70B0-4451-8CD0-ED257957F341}\HaskellPlatform-8.6.5-core-x86_64-setup.exe

    Filesize

    267.5MB

    MD5

    bca8037fda79e13f038ceb1022c37946

    SHA1

    60d9d502dc072dea47748958e100bd8c5df37655

    SHA256

    7a63cce4c933f7bcd600a75ca88c3b14726f21ffa4a6d096bd2164cc19d49265

    SHA512

    56b91b0c4aa3b17d0dcd6e844d95ad2f40cb7a4101a72f97459d7e53625dc01b7d9991d38e893e3c1f9bd865bcb240acef525d29582b9b64f413b4cd9c51522d

  • \Users\Admin\AppData\Local\Temp\temp_{035F60A2-70B0-4451-8CD0-ED257957F341}\HaskellPlatform-8.6.5-core-x86_64-setup.exe

    Filesize

    267.5MB

    MD5

    bca8037fda79e13f038ceb1022c37946

    SHA1

    60d9d502dc072dea47748958e100bd8c5df37655

    SHA256

    7a63cce4c933f7bcd600a75ca88c3b14726f21ffa4a6d096bd2164cc19d49265

    SHA512

    56b91b0c4aa3b17d0dcd6e844d95ad2f40cb7a4101a72f97459d7e53625dc01b7d9991d38e893e3c1f9bd865bcb240acef525d29582b9b64f413b4cd9c51522d