Overview

overview

8

Static

static

3

nursultan.exe

windows10-2004-x64

8

nursultan.exe

windows11-ltsc_2024-x64

8

Sharing

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General

  • Target
    nursultan.exe
  • Size 93.9MB
  • Sample260810-sraw9acj4w
  • SHA256 2c12490f6ab94cd9332d8db991df49d97690801b99ebd8ec520b78100930e915
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
credential_accessdiscoveryexecutionpersistenceprivilege_escalationpyinstallerspywarestealer

Malware Config

Targets

    • Target
      nursultan.exe
    • Size 93.9MB
    • SHA256 2c12490f6ab94cd9332d8db991df49d97690801b99ebd8ec520b78100930e915
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    credential_accessdiscoveryexecutionpersistenceprivilege_escalationspywarestealer

    • Drops file in Drivers directory

    • Manipulates Digital Signatures

      Attackers can apply techniques such as modifying certain DLL exports to make their binary seem valid.

    • Boot or Logon Autostart Execution: Print Processors

      Adversaries may abuse print processors to run malicious DLLs during system boot for persistence and/or privilege escalation.

      persistence

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

      credential_accessstealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

      discovery

    • Drops file in System32 directory

    • Modifies termsrv.dll

      Commonly used to allow simultaneous RDP sessions.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Windows Command Shell

1
T1059.003

Persistence

Boot or Logon Autostart Execution

2
T1547

Print Processors

1
T1547.012

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Print Processors

1
T1547.012

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Browser Information Discovery

1
T1217

System Network Configuration Discovery

2
T1016

Internet Connection Discovery

1
T1016.001

Wi-Fi Discovery

1
T1016.002

Lateral Movement

Remote Services

1
T1021

Remote Desktop Protocol

1
T1021.001

Collection

Data from Local System

2
T1005

Command and Control

Exfiltration

Impact

Tasks