Analysis

  • max time kernel
    57s
  • max time network
    87s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    23-06-2021 13:20

General

  • Target

    Minutes of Meeting.exe

  • Size

    1.0MB

  • MD5

    eac5c6f21e77b72411042ffa77a1e518

  • SHA1

    2ceb0743bb87dcf356594dce6d80729b9f813f9f

  • SHA256

    9cb54681b585020ef5deef74c4fc2772529d1d0a908e5da4afa751368779aba1

  • SHA512

    008221a65530a1155adf9241fc509cbc0016606aead245ebb10cd4cc7edb13c1518020f9dc6f08547dc19ed317b585430bf92bc081668f3a4af8a9c9122d0a74

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 12 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:1096
    • 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:524

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/524-65-0x0000000000400000-0x000000000046A000-memory.dmp
    Filesize

    424KB

  • memory/524-66-0x000000000046458E-mapping.dmp
  • memory/524-67-0x0000000000400000-0x000000000046A000-memory.dmp
    Filesize

    424KB

  • memory/524-69-0x0000000004AE0000-0x0000000004AE1000-memory.dmp
    Filesize

    4KB

  • memory/1096-59-0x0000000000A80000-0x0000000000A81000-memory.dmp
    Filesize

    4KB

  • memory/1096-61-0x0000000004D90000-0x0000000004D91000-memory.dmp
    Filesize

    4KB

  • memory/1096-62-0x00000000003B0000-0x00000000003C0000-memory.dmp
    Filesize

    64KB

  • memory/1096-63-0x0000000007DB0000-0x0000000007E39000-memory.dmp
    Filesize

    548KB

  • memory/1096-64-0x0000000007E90000-0x0000000007F26000-memory.dmp
    Filesize

    600KB