Analysis

  • max time kernel
    64s
  • max time network
    67s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    16-11-2022 14:52

General

  • Target

    SecuriteInfo.com.Trojan.PWS.Siggen3.24449.27201.30669.exe

  • Size

    996KB

  • MD5

    b6af43df5bee9e8447c6f103482c0bd3

  • SHA1

    571a753a008c8722b1b0d7f299215c4c34908867

  • SHA256

    0e730ca24e30d7fb72181befa3b88400a62f321be94db3e2ac4883fa4efa5ad7

  • SHA512

    26c8a5323e62a6108737d8506369c0df32a3293cbf28f77db180d57606f729e07d48079ea32dcccf8e66d3ade7bb89c740c65d831f3ffca57b5dbdc657bbafe2

  • SSDEEP

    24576:O/XwrWFkHj72rWtGKfAOMbjush3WoN+ebEkq8ICQ:ywrWFOj7+WtRxCjushmogebEkq85Q

Malware Config

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • MassLogger Main payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 35 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 behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PWS.Siggen3.24449.27201.30669.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PWS.Siggen3.24449.27201.30669.exe"
    1⤵
    • Checks computer location settings
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:1712

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1712-54-0x00000000009F0000-0x0000000000AF0000-memory.dmp

    Filesize

    1024KB

  • memory/1712-55-0x00000000765B1000-0x00000000765B3000-memory.dmp

    Filesize

    8KB

  • memory/1712-56-0x0000000000590000-0x00000000005A8000-memory.dmp

    Filesize

    96KB

  • memory/1712-57-0x0000000000490000-0x000000000049C000-memory.dmp

    Filesize

    48KB

  • memory/1712-58-0x0000000007EF0000-0x0000000007FAA000-memory.dmp

    Filesize

    744KB

  • memory/1712-59-0x0000000004F20000-0x0000000004FA4000-memory.dmp

    Filesize

    528KB

  • memory/1712-60-0x0000000004FD0000-0x0000000005054000-memory.dmp

    Filesize

    528KB

  • memory/1712-61-0x0000000004A85000-0x0000000004A96000-memory.dmp

    Filesize

    68KB

  • memory/1712-62-0x0000000004A85000-0x0000000004A96000-memory.dmp

    Filesize

    68KB