General
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Target
discord avatar.png
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Size
1.7MB
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Sample
240816-pg7xfstgke
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MD5
abec54b62898617b9be74f17ad596407
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SHA1
96eeee626b55e349d5f1b52e2e8e63cdc1597153
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SHA256
0c6bbbed3657cdfcff1d2d1cff246d3b506345b93a8ea39f4d09fabe97690a26
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SHA512
2bd06bf3bf1488b71d298bedb420db667e8f98e003b68541a10f666d19ce5bee4f9598b28e54b16dd2f9e9433e41ecd839491833c0e472b177fcbc7f285938e2
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SSDEEP
49152:nW4Cbp1xZz+W98KOH747UdDfJlE3SXNvQLPzYkogZuM:waWydrE3SdsPSAuM
Static task
static1
Behavioral task
behavioral1
Sample
discord avatar.png
Resource
win10v2004-20240802-en
Malware Config
Targets
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Target
discord avatar.png
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Size
1.7MB
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MD5
abec54b62898617b9be74f17ad596407
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SHA1
96eeee626b55e349d5f1b52e2e8e63cdc1597153
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SHA256
0c6bbbed3657cdfcff1d2d1cff246d3b506345b93a8ea39f4d09fabe97690a26
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SHA512
2bd06bf3bf1488b71d298bedb420db667e8f98e003b68541a10f666d19ce5bee4f9598b28e54b16dd2f9e9433e41ecd839491833c0e472b177fcbc7f285938e2
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SSDEEP
49152:nW4Cbp1xZz+W98KOH747UdDfJlE3SXNvQLPzYkogZuM:waWydrE3SdsPSAuM
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Cobalt Strike reflective loader
Detects the reflective loader used by Cobalt Strike.
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Contains code to disable Windows Defender
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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Contacts a large (626) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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Creates new service(s)
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Downloads MZ/PE file
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Drops file in Drivers directory
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Event Triggered Execution: Image File Execution Options Injection
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Manipulates Digital Signatures
Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.
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Possible privilege escalation attempt
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Modifies powershell logging option
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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Suspicious use of NtCreateThreadExHideFromDebugger
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1System Services
1Service Execution
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Defense Evasion
File and Directory Permissions Modification
1Modify Registry
4Subvert Trust Controls
2Install Root Certificate
1SIP and Trust Provider Hijacking
1Discovery
Browser Information Discovery
1Network Service Discovery
2Peripheral Device Discovery
2Query Registry
9System Information Discovery
9System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1