Overview

overview

8

Static

static

F1AA28FCF0...90.exe

windows7_x64

8

F1AA28FCF0...90.exe

windows10_x64

8

Analysis

  • max time kernel
    137s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-en
  • submitted
    03/09/2021, 04:26

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General

  • Target
    F1AA28FCF0CD2CB6CD5DBC4908CA8590.exe
  • Size 1.4MB
  • Sample210903-e2jegscae8
  • SHA256 1b80ff02d64c454a3965d1c7ba536c5eca9e3c289301da557496f938c2a24a95
  • MD5 SHA1 SHA512
Score
8/10
discoveryspywarestealer

Malware Config

Signatures

  • Downloads MZ/PE file
  • Deletes itself 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\F1AA28FCF0CD2CB6CD5DBC4908CA8590.exe
    "C:\Users\Admin\AppData\Local\Temp\F1AA28FCF0CD2CB6CD5DBC4908CA8590.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1316
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\F1AA28FCF0CD2CB6CD5DBC4908CA8590.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:956
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:828

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1316-52-0x0000000075911000-0x0000000075913000-memory.dmp
        Download