Analysis

  • max time kernel
    119s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-09-2024 17:49

General

  • Target

    MTLADYYASSOVESSELBRIEFDETAILS.exe

  • Size

    748KB

  • MD5

    e831581bced8750ffada97258b002ead

  • SHA1

    a49a29ebfe5e2fad0e051ce28c981d0169f1ea62

  • SHA256

    e3c1ca2def13e63fbbb0ab64ee9d5831ea24ef23f0598ef7a89b6215328041c3

  • SHA512

    7659d281b7751f22d7a1383887d53d6ded4e7d1bdc83c7bb71ffde0b2f1316ba31d81ea8eab8ee1be261a620c65dbb1d5e26dfcb2a737db21b3158dfea843cd4

  • SSDEEP

    12288:wvSqYOE5WEgGpqmzV4uZ380dUxUPtAaesE1gqd1tw8:BcEj4Q80W8RedFx

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7148398804:AAESLKl9fVODMrpM8H4Wkq1Zbm-83PcMLro/sendMessage?chat_id=2135869667

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 6 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • 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
  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MTLADYYASSOVESSELBRIEFDETAILS.exe
    "C:\Users\Admin\AppData\Local\Temp\MTLADYYASSOVESSELBRIEFDETAILS.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Users\Admin\AppData\Local\Temp\MTLADYYASSOVESSELBRIEFDETAILS.exe
      "C:\Users\Admin\AppData\Local\Temp\MTLADYYASSOVESSELBRIEFDETAILS.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1576-21-0x0000000000080000-0x00000000000A6000-memory.dmp

    Filesize

    152KB

  • memory/1576-14-0x0000000000080000-0x00000000000A6000-memory.dmp

    Filesize

    152KB

  • memory/1576-8-0x0000000000080000-0x00000000000A6000-memory.dmp

    Filesize

    152KB

  • memory/1576-26-0x0000000074220000-0x000000007490E000-memory.dmp

    Filesize

    6.9MB

  • memory/1576-7-0x0000000000080000-0x00000000000A6000-memory.dmp

    Filesize

    152KB

  • memory/1576-5-0x0000000000080000-0x00000000000A6000-memory.dmp

    Filesize

    152KB

  • memory/1576-10-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/1576-23-0x0000000074220000-0x000000007490E000-memory.dmp

    Filesize

    6.9MB

  • memory/1576-27-0x0000000074220000-0x000000007490E000-memory.dmp

    Filesize

    6.9MB

  • memory/1576-13-0x0000000000080000-0x00000000000A6000-memory.dmp

    Filesize

    152KB

  • memory/1576-9-0x0000000000080000-0x00000000000A6000-memory.dmp

    Filesize

    152KB

  • memory/1576-18-0x0000000000080000-0x00000000000A6000-memory.dmp

    Filesize

    152KB

  • memory/1576-22-0x0000000074220000-0x000000007490E000-memory.dmp

    Filesize

    6.9MB

  • memory/2512-1-0x0000000000D90000-0x0000000000E52000-memory.dmp

    Filesize

    776KB

  • memory/2512-25-0x0000000074220000-0x000000007490E000-memory.dmp

    Filesize

    6.9MB

  • memory/2512-0-0x000000007422E000-0x000000007422F000-memory.dmp

    Filesize

    4KB

  • memory/2512-24-0x000000007422E000-0x000000007422F000-memory.dmp

    Filesize

    4KB

  • memory/2512-4-0x00000000008D0000-0x00000000008D8000-memory.dmp

    Filesize

    32KB

  • memory/2512-3-0x0000000074220000-0x000000007490E000-memory.dmp

    Filesize

    6.9MB

  • memory/2512-2-0x0000000000A70000-0x0000000000AC4000-memory.dmp

    Filesize

    336KB