Analysis

  • max time kernel
    123s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    02-08-2024 03:03

General

  • Target

    82ce2f8364d3dca44267a6b049b4a070_JaffaCakes118.exe

  • Size

    834KB

  • MD5

    82ce2f8364d3dca44267a6b049b4a070

  • SHA1

    091df496943099bfe2f03c5a0d53789ed89f094e

  • SHA256

    ae6ad2297366fb5194e553992732f0a5740de2c5fe4b7be56fd2e1a52cb915c4

  • SHA512

    3ee34812e076f7b835ddc99fd79f5585a7cb6471e632a9ab17dc0d41c701565c75bb0ee96a13cb9e8e9b67a4c3e3dcb29066df0878b8c8de5e403102681cc9e4

  • SSDEEP

    12288:Ygs1igEFKsIHLJ+lyMziSR9De65ASncRoLoXTerD7FJTO187Du0lvBbczjQgykMQ:BFKLriziS1NtoqrLTO8DdB+7M2ygp

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.maccinox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    peru2016

Signatures

  • 404 Keylogger

    Information stealer and keylogger first seen in 2019.

  • 404 Keylogger Main Executable 5 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Loads dropped DLL 5 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82ce2f8364d3dca44267a6b049b4a070_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\82ce2f8364d3dca44267a6b049b4a070_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2444
    • C:\Users\Admin\AppData\Local\Temp\82ce2f8364d3dca44267a6b049b4a070_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\82ce2f8364d3dca44267a6b049b4a070_JaffaCakes118.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:2556
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2556 -s 1728
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:1992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\82ce2f8364d3dca44267a6b049b4a070_JaffaCakes118.exe

    Filesize

    834KB

    MD5

    82ce2f8364d3dca44267a6b049b4a070

    SHA1

    091df496943099bfe2f03c5a0d53789ed89f094e

    SHA256

    ae6ad2297366fb5194e553992732f0a5740de2c5fe4b7be56fd2e1a52cb915c4

    SHA512

    3ee34812e076f7b835ddc99fd79f5585a7cb6471e632a9ab17dc0d41c701565c75bb0ee96a13cb9e8e9b67a4c3e3dcb29066df0878b8c8de5e403102681cc9e4

  • memory/2444-22-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB

  • memory/2444-3-0x00000000004E0000-0x00000000004EA000-memory.dmp

    Filesize

    40KB

  • memory/2444-1-0x0000000001200000-0x00000000012D6000-memory.dmp

    Filesize

    856KB

  • memory/2444-4-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

    Filesize

    4KB

  • memory/2444-5-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB

  • memory/2444-6-0x0000000000C10000-0x0000000000C5A000-memory.dmp

    Filesize

    296KB

  • memory/2444-0-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

    Filesize

    4KB

  • memory/2444-2-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB

  • memory/2556-31-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB

  • memory/2556-17-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/2556-13-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/2556-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2556-11-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/2556-9-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/2556-7-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/2556-23-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB

  • memory/2556-24-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB

  • memory/2556-21-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/2556-19-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB