General
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Target
c2bee3616cf5c0f19ecc5738ee39a8c3d0d0523c2178177b86563d5a3d758d0f_Sigmanly
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Size
2.8MB
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Sample
241220-zr6r9atnds
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MD5
61cb850896f4b6aac18c72e82eb9ac90
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SHA1
c1fcdd242b13e4c5ad99f7e76da886288622b6dc
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SHA256
c2bee3616cf5c0f19ecc5738ee39a8c3d0d0523c2178177b86563d5a3d758d0f
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SHA512
d156751d3d9e353a116e55cbc9a9e87da03a4d29efe529344ce996324ec361f0472724bb8162c2be7ea6f291aaf2f7cbbc8659672777e182e40283fa661a2043
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SSDEEP
49152:nZNt60MWKf4ZmSXyOQqcxSdj04drGcnaj0GpmeogTOpGg:nZNt66Kf4Zm4yOraSd44ZGEaoGpkzGg
Static task
static1
Behavioral task
behavioral1
Sample
c2bee3616cf5c0f19ecc5738ee39a8c3d0d0523c2178177b86563d5a3d758d0f_Sigmanly.exe
Resource
win7-20240729-en
Malware Config
Extracted
amadey
4.42
9c9aa5
http://185.215.113.43
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install_dir
abc3bc1985
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install_file
skotes.exe
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strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
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url_paths
/Zu7JuNko/index.php
Extracted
lumma
Targets
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Target
c2bee3616cf5c0f19ecc5738ee39a8c3d0d0523c2178177b86563d5a3d758d0f_Sigmanly
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Size
2.8MB
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MD5
61cb850896f4b6aac18c72e82eb9ac90
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SHA1
c1fcdd242b13e4c5ad99f7e76da886288622b6dc
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SHA256
c2bee3616cf5c0f19ecc5738ee39a8c3d0d0523c2178177b86563d5a3d758d0f
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SHA512
d156751d3d9e353a116e55cbc9a9e87da03a4d29efe529344ce996324ec361f0472724bb8162c2be7ea6f291aaf2f7cbbc8659672777e182e40283fa661a2043
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SSDEEP
49152:nZNt60MWKf4ZmSXyOQqcxSdj04drGcnaj0GpmeogTOpGg:nZNt66Kf4Zm4yOraSd44ZGEaoGpkzGg
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Amadey family
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Detect Vidar Stealer
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Lumma family
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Vidar family
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Enumerates VirtualBox registry keys
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Blocklisted process makes network request
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Downloads MZ/PE file
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Sets service image path in registry
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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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Drops startup file
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Executes dropped EXE
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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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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Uses the VBS compiler for execution
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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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Legitimate hosting services abused for malware hosting/C2
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Drops file in System32 directory
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Enumerates processes with tasklist
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
2PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
2Disable or Modify Tools
2Modify Registry
5Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
3Discovery
Browser Information Discovery
1Process Discovery
1Query Registry
9Remote System Discovery
1System Information Discovery
5System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1Virtualization/Sandbox Evasion
3