Overview

overview

10

Static

static

3fd303be0f...b3.exe

windows7_x64

10

3fd303be0f...b3.exe

windows10_x64

10

Analysis

  • max time kernel
    107s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    16-01-2021 07:15

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General

  • Target

    3fd303be0f23b8596d510f95e96e02b3.exe

  • Size

    990KB

  • MD5

    3fd303be0f23b8596d510f95e96e02b3

  • SHA1

    6cf4524e46a69776155bbae6758204917816162d

  • SHA256

    1847327e13d888bcde4766455cb421f130dc7e16d616bffb7681aa302d3f3800

  • SHA512

    9520405bfb62bdb5f33b6df1842cada77b45e4329fb35d0ba37f71db7947dce9fd1514010d62c821deb27383ef8346929bce75d0a5f7f333610ffc5c400c6493

Score
10/10
snakekeyloggerkeyloggerspywarestealer

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    pro40.emailserver.vn
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Vexa@2013

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

    stealerkeyloggersnakekeylogger
  • Snake Keylogger Payload 5 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

    spyware
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • 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
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3fd303be0f23b8596d510f95e96e02b3.exe
    "C:\Users\Admin\AppData\Local\Temp\3fd303be0f23b8596d510f95e96e02b3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4048
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\da5126c2c3394fcb8998a3506f4dbfc0.xml"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3192
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\da5126c2c3394fcb8998a3506f4dbfc0.xml"
        3⤵
        • Creates scheduled task(s)
        PID:3980
    • C:\Users\Admin\AppData\Local\Temp\3fd303be0f23b8596d510f95e96e02b3.exe
      "C:\Users\Admin\AppData\Local\Temp\3fd303be0f23b8596d510f95e96e02b3.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2196

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\da5126c2c3394fcb8998a3506f4dbfc0.xml
    MD5

    a36564afc14b3eb0849c01a3afdb9944

    SHA1

    4dcee9fae3fde4e46b08529bc0ba067150686f07

    SHA256

    9d4342f763c5d62a06f69aa6fdcb1caa376ff2f2c0972f36b487f73b4d221996

    SHA512

    782082aa36ae056734e90fc079c813dfef59420571a1b70cde4cf15eb6c870f85b2bfe0748ef4db9df3d010c08671bff744d78178ba75bf2ba02b665f044ae89

    Download Submit
  • memory/2196-12-0x00000000050D0000-0x00000000050D1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2196-4-0x000000000040188B-mapping.dmp
    Download
  • memory/2196-7-0x0000000000400000-0x000000000047A000-memory.dmp
    Filesize

    488KB

    Download
  • memory/2196-3-0x0000000000400000-0x000000000047A000-memory.dmp
    Filesize

    488KB

    Download
  • memory/2196-9-0x0000000073850000-0x0000000073F3E000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/2196-10-0x00000000028F0000-0x0000000002954000-memory.dmp
    Filesize

    400KB

    Download
  • memory/2196-13-0x0000000005670000-0x0000000005671000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2196-14-0x00000000063A0000-0x00000000063A1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2196-15-0x00000000062F0000-0x00000000062F1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2196-16-0x00000000062B0000-0x00000000062B1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3192-2-0x0000000000000000-mapping.dmp
    Download
  • memory/3980-6-0x0000000000000000-mapping.dmp
    Download
  • memory/4048-5-0x00000000023F0000-0x000000000246A000-memory.dmp
    Filesize

    488KB

    Download