Overview

overview

10

Static

static

3

Nursultan.exe

windows7-x64

7

Nursultan.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Nursultan.exe

  • Size

    11.6MB

  • Sample

    240704-1d3n4sseje

  • MD5

    cab2bb07f49101514b776de08326fa1c

  • SHA1

    643c0b0e105e764051cc57371530be3bf9231e54

  • SHA256

    9060e8eef770da46598eda8d5b38f5ed66c0216cf1d34e1a6bc7c8ecc47991e5

  • SHA512

    bdf3dd0547d5ce2a08a150e8a0ad174067bd3d1b61ab300286e9769dcc65495e1d332b9da84b82a07c38e72cd715728527871bf504fbff570edda00dacb2fdfe

  • SSDEEP

    196608:AhT6sIDRuNyGLPAW0SwLRXgWPmpzdhqiMeNvX+wfm/pf+xfdiTWRZyTlKsnSrwWH:rsSjGUW05L1V8dfvX+9/pWF0CRGAsnSn

Score
10/10
exelastealerdefense_evasionevasionpersistenceprivilege_escalationpyinstallerspywarestealerupx

Malware Config

Targets

    • Target

      Nursultan.exe

    • Size

      11.6MB

    • MD5

      cab2bb07f49101514b776de08326fa1c

    • SHA1

      643c0b0e105e764051cc57371530be3bf9231e54

    • SHA256

      9060e8eef770da46598eda8d5b38f5ed66c0216cf1d34e1a6bc7c8ecc47991e5

    • SHA512

      bdf3dd0547d5ce2a08a150e8a0ad174067bd3d1b61ab300286e9769dcc65495e1d332b9da84b82a07c38e72cd715728527871bf504fbff570edda00dacb2fdfe

    • SSDEEP

      196608:AhT6sIDRuNyGLPAW0SwLRXgWPmpzdhqiMeNvX+wfm/pf+xfdiTWRZyTlKsnSrwWH:rsSjGUW05L1V8dfvX+9/pWF0CRGAsnSn

    Score
    10/10
    upxexelastealerdefense_evasionevasionpersistenceprivilege_escalationspywarestealer

    • Exela Stealer

      Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.

      stealerexelastealer

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Modifies Windows Firewall

      evasion

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Hide Artifacts: Hidden Files and Directories

      defense_evasion
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Account Manipulation

1
T1098

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Account Manipulation

1
T1098

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Process Discovery

1
T1057

Query Registry

1
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks