Analysis

  • max time kernel
    173s
  • max time network
    210s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 13:01

General

  • Target

    d3f5f3ba65694d9d52899ab3349785bbc8fdce956a7562e4bfd77c433895ebf4.exe

  • Size

    127KB

  • MD5

    8e28a4528b960309d3b3e9f0288d0063

  • SHA1

    74dff21f26f361a2e5a1e36fdbda38fc4595ccb4

  • SHA256

    d3f5f3ba65694d9d52899ab3349785bbc8fdce956a7562e4bfd77c433895ebf4

  • SHA512

    f792e69f4af2b3f662053c3f5f91f2c45c892d1ba8e2badb30d79c1492707af8dcb84b7c7ac2af4b984b3ca007b135ddcba51d390059d895e138738dc9b22799

  • SSDEEP

    3072:TM3Dmgi9+OtJU5DL7omZdFlYKsX9X8skc+TZI+hPE:TcqpJkhswTlYKsX9X8VRhs

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    hhaahhaa

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d3f5f3ba65694d9d52899ab3349785bbc8fdce956a7562e4bfd77c433895ebf4.exe
    "C:\Users\Admin\AppData\Local\Temp\d3f5f3ba65694d9d52899ab3349785bbc8fdce956a7562e4bfd77c433895ebf4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Users\Admin\AppData\Local\Temp\d3f5f3ba65694d9d52899ab3349785bbc8fdce956a7562e4bfd77c433895ebf4.exe
      C:\Users\Admin\AppData\Local\Temp\d3f5f3ba65694d9d52899ab3349785bbc8fdce956a7562e4bfd77c433895ebf4.exe
      2⤵
      • Adds Run key to start application
      • Drops autorun.inf file
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1964

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1964-63-0x0000000000413AFE-mapping.dmp

  • memory/1964-66-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1964-56-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1964-57-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1964-73-0x00000000005C6000-0x00000000005D7000-memory.dmp

    Filesize

    68KB

  • memory/1964-60-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1964-72-0x00000000740B0000-0x000000007465B000-memory.dmp

    Filesize

    5.7MB

  • memory/1964-61-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1964-59-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1964-68-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1964-62-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1964-71-0x00000000005C6000-0x00000000005D7000-memory.dmp

    Filesize

    68KB

  • memory/1964-70-0x00000000740B0000-0x000000007465B000-memory.dmp

    Filesize

    5.7MB

  • memory/2040-65-0x0000000074120000-0x00000000746CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2040-55-0x0000000074120000-0x00000000746CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2040-54-0x0000000075D61000-0x0000000075D63000-memory.dmp

    Filesize

    8KB