Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 02:06

General

  • Target

    2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe

  • Size

    784KB

  • MD5

    700995e915a6a8b1d62ef701d10113ac

  • SHA1

    e31d7d13f6151ba921e978a70dcce67255addeb6

  • SHA256

    2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18

  • SHA512

    75ed48ddc399abf2f573d9d7dc15988938f48d62bf7d7b45a20da8279003cf8c22206b02de008055e5f9c39d6f40d66ccade1f1f7c26c77859580cd26c902551

  • SSDEEP

    24576:Hn698VVY+Kp1qXSAfzW9zulnqLmkrOOm:a9SLXTWEnq3OOm

Malware Config

Signatures

  • Detect Neshta payload 5 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe
    "C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1660
    • C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe
      "C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe"
      2⤵
      • Modifies system executable filetype association
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Modifies registry class
      PID:2512

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

    Filesize

    547KB

    MD5

    b7c843620d233b8c30a6514860297225

    SHA1

    292e6dd68b24c7945c4d3fbcbff7458fd61fb7a8

    SHA256

    3b270fa3f72584ed8e7d4680a04dfad88219f042f05f6711b17f2a1e08d5d474

    SHA512

    e68e66578b5455da52aa55a3cdaef13ae9ba9ea0816d478213a82f60a9972de2eb3e9619d4db7cab2e7e97a92778203c7f606f4ba43eb13481b79db8c1561c28

  • memory/1660-0-0x00000000746DE000-0x00000000746DF000-memory.dmp

    Filesize

    4KB

  • memory/1660-1-0x00000000008F0000-0x00000000009B8000-memory.dmp

    Filesize

    800KB

  • memory/1660-2-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/1660-3-0x00000000005A0000-0x00000000005C2000-memory.dmp

    Filesize

    136KB

  • memory/1660-4-0x00000000004C0000-0x00000000004CC000-memory.dmp

    Filesize

    48KB

  • memory/1660-5-0x0000000000420000-0x0000000000430000-memory.dmp

    Filesize

    64KB

  • memory/1660-6-0x00000000059E0000-0x0000000005A6C000-memory.dmp

    Filesize

    560KB

  • memory/1660-21-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2512-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2512-18-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2512-20-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2512-13-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2512-12-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2512-11-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2512-9-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2512-17-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2512-10-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2512-8-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2512-16-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2512-7-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2512-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB