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Analysis

  • max time kernel
    151s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    02/12/2022, 17:56

General

  • Target

    94da1c8dca2ad28c2bbdf7c594ab75a47ae776e08396c9a12b33a10b66b72afe.exe

  • Size

    588KB

  • MD5

    50ba9d48b90e13317575a6ce80dd057d

  • SHA1

    39dbd8254fb726862aec59ba1985f5c8aa249720

  • SHA256

    94da1c8dca2ad28c2bbdf7c594ab75a47ae776e08396c9a12b33a10b66b72afe

  • SHA512

    37800e551b819a9b0e393042bedad8aaecc02bf2fd2210c61d49f72d3b613ee19f5aed2626a2849668f102d573d56ddfc67f9acb047c8b8eecf25201af0e6fae

  • SSDEEP

    12288:l8m/nOShJg3wdlfZlpslDE79kvvid7Q02oSQh57Z4V8WU2iXr8FO:l8m/nXhJkwbhlpslD3vo7YoSQT7WG2ir

Score
8/10

Malware Config

Signatures

  • UPX packed file 5 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
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\94da1c8dca2ad28c2bbdf7c594ab75a47ae776e08396c9a12b33a10b66b72afe.exe
    "C:\Users\Admin\AppData\Local\Temp\94da1c8dca2ad28c2bbdf7c594ab75a47ae776e08396c9a12b33a10b66b72afe.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:1908

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\ICReinstall_94da1c8dca2ad28c2bbdf7c594ab75a47ae776e08396c9a12b33a10b66b72afe.exe

    Filesize

    588KB

    MD5

    50ba9d48b90e13317575a6ce80dd057d

    SHA1

    39dbd8254fb726862aec59ba1985f5c8aa249720

    SHA256

    94da1c8dca2ad28c2bbdf7c594ab75a47ae776e08396c9a12b33a10b66b72afe

    SHA512

    37800e551b819a9b0e393042bedad8aaecc02bf2fd2210c61d49f72d3b613ee19f5aed2626a2849668f102d573d56ddfc67f9acb047c8b8eecf25201af0e6fae

  • memory/1908-54-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/1908-56-0x00000000762F1000-0x00000000762F3000-memory.dmp

    Filesize

    8KB

  • memory/1908-57-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/1908-61-0x0000000003AD0000-0x0000000003AE0000-memory.dmp

    Filesize

    64KB

  • memory/1908-62-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/1908-63-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB