Analysis

  • max time kernel
    119s
  • max time network
    166s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    18-06-2021 05:48

General

  • Target

    Minutes Of Meeting.exe

  • Size

    1020KB

  • MD5

    044de8acb8b415cf3ba5ce8d33471bf5

  • SHA1

    e392f710bb523b493475b889df57e3cb1d18cb32

  • SHA256

    db8ae92feb34e825ebfae00f75e27bbb5cb914533f45cc11799fc4d96f93e69a

  • SHA512

    74d76e822d6444f092ded8ddd17aba7be4392a997c474a8ca2454f63734944ab8630e5024a9a1cdb6fd215113d17ceb05c132783fae9f5f8a9d3a884dc018d52

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.iykmoreentrprise.org
  • Port:
    587
  • Username:
    zalatexinteriors@iykmoreentrprise.org
  • Password:
    Z&6s7s.YLZZi

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger Payload 3 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.

  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Minutes Of Meeting.exe
    "C:\Users\Admin\AppData\Local\Temp\Minutes Of Meeting.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Users\Admin\AppData\Local\Temp\Minutes Of Meeting.exe
      "C:\Users\Admin\AppData\Local\Temp\Minutes Of Meeting.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:332

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/332-65-0x0000000000400000-0x000000000046A000-memory.dmp
    Filesize

    424KB

  • memory/332-66-0x000000000046458E-mapping.dmp
  • memory/332-67-0x0000000000400000-0x000000000046A000-memory.dmp
    Filesize

    424KB

  • memory/332-69-0x0000000004B20000-0x0000000004B21000-memory.dmp
    Filesize

    4KB

  • memory/1668-59-0x0000000000BE0000-0x0000000000BE1000-memory.dmp
    Filesize

    4KB

  • memory/1668-61-0x00000000002A0000-0x00000000002B6000-memory.dmp
    Filesize

    88KB

  • memory/1668-62-0x0000000005010000-0x0000000005011000-memory.dmp
    Filesize

    4KB

  • memory/1668-63-0x0000000004F20000-0x0000000004F9C000-memory.dmp
    Filesize

    496KB

  • memory/1668-64-0x0000000005150000-0x00000000051D2000-memory.dmp
    Filesize

    520KB