Analysis

  • max time kernel
    277s
  • max time network
    364s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2022, 06:07

General

  • Target

    a30492575fd3d941fae573b9f892fa255fc82055a1b7af3159a15f6c6c57ddb6.exe

  • Size

    556KB

  • MD5

    1803434795cba55320e949706d50c829

  • SHA1

    c6f8dc78246c11357ec43cc6926d88e462ce311e

  • SHA256

    a30492575fd3d941fae573b9f892fa255fc82055a1b7af3159a15f6c6c57ddb6

  • SHA512

    19faee5dea85c3eea0e08bef97fbea65526fe5433e52ad1ad7d66bdc540843bf4042904dfcf5d8fe55a42eebab1c46e9d1e47cfe3a6175e834a7cd722d83dfca

  • SSDEEP

    12288:pGosTxSzpDq5VNYdyOshT5l4/86CaIhvPfNMIM1P27QwMMT6:pGosTxSEXzOV/UaIBNLMp20wMMT6

Score
8/10

Malware Config

Signatures

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a30492575fd3d941fae573b9f892fa255fc82055a1b7af3159a15f6c6c57ddb6.exe
    "C:\Users\Admin\AppData\Local\Temp\a30492575fd3d941fae573b9f892fa255fc82055a1b7af3159a15f6c6c57ddb6.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:528

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\ICReinstall_a30492575fd3d941fae573b9f892fa255fc82055a1b7af3159a15f6c6c57ddb6.exe

          Filesize

          556KB

          MD5

          1803434795cba55320e949706d50c829

          SHA1

          c6f8dc78246c11357ec43cc6926d88e462ce311e

          SHA256

          a30492575fd3d941fae573b9f892fa255fc82055a1b7af3159a15f6c6c57ddb6

          SHA512

          19faee5dea85c3eea0e08bef97fbea65526fe5433e52ad1ad7d66bdc540843bf4042904dfcf5d8fe55a42eebab1c46e9d1e47cfe3a6175e834a7cd722d83dfca

        • memory/528-54-0x0000000000400000-0x0000000000522000-memory.dmp

          Filesize

          1.1MB

        • memory/528-55-0x0000000075E81000-0x0000000075E83000-memory.dmp

          Filesize

          8KB

        • memory/528-56-0x0000000000400000-0x0000000000522000-memory.dmp

          Filesize

          1.1MB

        • memory/528-57-0x0000000000400000-0x0000000000522000-memory.dmp

          Filesize

          1.1MB

        • memory/528-61-0x00000000033E0000-0x00000000033F0000-memory.dmp

          Filesize

          64KB

        • memory/528-62-0x00000000033E0000-0x00000000033F0000-memory.dmp

          Filesize

          64KB