Overview

overview

10

Static

static

10

Nursultan (1).exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Nursultan (1).exe
  • Size 291KB
  • Sample261007-psdgzsay2k
  • SHA256 921d351ed3acf1ffd2bd8eec0b1d802d6a1d74b25486256bf6e72168bb615866
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
antarctida_stealerdiscoverypersistenceprivilege_escalationspywarestealer

Malware Config

Extracted

Family

  • antarctida_stealer

C2

  • https://api.telegram.org/bot8807436223:AAE5nu0u0SouD6hLxDfwilqY3orcWw0_fY0/sendMessage?chat_id=8751860504

Mutex

  • CJ9U739B7ZC0FGY19WMUCCA6VLJ6K3BJ7ZD17U3RCS89B5J6L1J22SER9J740XYC

Attributes
  • Wifi

    true

  • bot_token

    8807436223:AAE5nu0u0SouD6hLxDfwilqY3orcWw0_fY0

  • browsers

    true

  • chat_id

    8751860504

  • crypto

    true

  • gaming

    true

  • grabber

    false

  • hide

    false

  • hosts

    true

  • mail

    false

  • messengers

    true

  • mutex

    CJ9U739B7ZC0FGY19WMUCCA6VLJ6K3BJ7ZD17U3RCS89B5J6L1J22SER9J740XYC

  • netstat

    true

  • process_dump

    false

  • product_key

    true

  • screenshot

    true

  • sockets

    false

  • sys_info

    true

Targets

    • Target
      Nursultan (1).exe
    • Size 291KB
    • SHA256 921d351ed3acf1ffd2bd8eec0b1d802d6a1d74b25486256bf6e72168bb615866
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryantarctida_stealerpersistenceprivilege_escalationspywarestealer

    • Family: AntarctidaStealer

      AntarctidaStealer is an Windows stealer written in C#.

      stealerantarctida_stealer

    • Drops file in Drivers directory

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Looks up external IP address via web service

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

      discovery
    behavioral1

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Persistence

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

3
T1016

Internet Connection Discovery

1
T1016.001

Wi-Fi Discovery

1
T1016.002

System Network Connections Discovery

1
T1049

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks