General
- Target $nuker.exe
- Size 11.3MB
- Sample260802-jbcw8sfa74
- SHA256 4f9d17c77bce6244d4fe70f87049044e795c29a26b8744a4eb42b3f9fdb02941
- MD5 2cb7b20429f463e2044b9cf4ae79d745
- SHA1 1a12134516edfb74bac1f6175241e441fbc59f12
- SHA512 04d2bdbeed36eabccf91b93ce1742a3f515e528abec69e9b1f4eb0347313833e99d37913e124623c04914b37490e1f98a9f92f026a8d53c39b8989fdc64c6b01
- SSDEEP 196608:roa5AX8uMxYevLYj12/sitGOJunJripDZMRUJuvPyxD+8rrNOW12J1sYPo:c/X89xFvMcDtGZnJGtORyuvWi8rrN5Gx
- TLSH T11CC63316F5E22EE4DA0F7DF3D08899418254C8D61E5CED649B2D1F980ECEC25988FADC
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
$nuker.exe
Resource
win10ltsc2021-20260513-en
Malware Config
Targets
-
- Target $nuker.exe
- Size 11.3MB
- SHA256 4f9d17c77bce6244d4fe70f87049044e795c29a26b8744a4eb42b3f9fdb02941
- MD5 2cb7b20429f463e2044b9cf4ae79d745
- SHA1 1a12134516edfb74bac1f6175241e441fbc59f12
- SHA512 04d2bdbeed36eabccf91b93ce1742a3f515e528abec69e9b1f4eb0347313833e99d37913e124623c04914b37490e1f98a9f92f026a8d53c39b8989fdc64c6b01
- SSDEEP 196608:roa5AX8uMxYevLYj12/sitGOJunJripDZMRUJuvPyxD+8rrNOW12J1sYPo:c/X89xFvMcDtGZnJGtORyuvWi8rrN5Gx
- TLSH T11CC63316F5E22EE4DA0F7DF3D08899418254C8D61E5CED649B2D1F980ECEC25988FADC
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Family: 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.
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Grants admin privileges
Uses net.exe to modify the user's privileges.
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Modifies Windows Firewall
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Clipboard Data
Adversaries may collect data stored in the clipboard from users copying information within or between applications.
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Executes dropped EXE
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Loads dropped DLL
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Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Obfuscated Files or Information: Command Obfuscation
Adversaries may obfuscate content during command execution to impede detection.
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Discovers running processes
Running process information can be used to identify security tools or plan follow-on actions.
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Hide Artifacts: Hidden Files and Directories
MITRE ATT&CK Enterprise v16
Persistence
Account Manipulation
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Account Manipulation
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Obfuscated Files or Information
1Command Obfuscation
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3Discovery
Browser Information Discovery
1Network Service Discovery
1Permission Groups Discovery
1Local Groups
1Process Discovery
1Query Registry
1System Information Discovery
5System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
2Internet Connection Discovery
1Wi-Fi Discovery
1System Network Connections Discovery
1