General
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Target
file.exe
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Size
1.8MB
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Sample
241128-vtn8rszkfp
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MD5
219102badbb121620fad64e347befbb9
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SHA1
82c660860a5ba0134c33047d24f30e3fcb05a258
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SHA256
87743b7b88cf1f3c8a1e335fa76eaf105c1332fecf64b3242d77679b20c16f8e
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SHA512
9682bd12c0d0967944375f485f10c4773c55bb2d97505fe6058b4d204b4a4f319196acf22ae832d3e9af6986140f3daea8768114f5991060909ddf157ad5de21
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SSDEEP
49152:X8AwQRQTQQMHWF1FzavH3W7WmbThJHbEzp8vhS6y0l:X83M2FGWLTDHbEzp8vhS5Y
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240903-en
Malware Config
Extracted
stealc
drum
http://185.215.113.206
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url_path
/c4becf79229cb002.php
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
https://preside-comforter.sbs
https://savvy-steereo.sbs
https://copper-replace.sbs
https://record-envyp.sbs
https://slam-whipp.sbs
https://wrench-creter.sbs
https://looky-marked.sbs
https://plastic-mitten.sbs
https://tail-cease.cyou
https://hallowed-noisy.sbs
Extracted
lumma
https://tail-cease.cyou/api
Targets
-
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Target
file.exe
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Size
1.8MB
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MD5
219102badbb121620fad64e347befbb9
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SHA1
82c660860a5ba0134c33047d24f30e3fcb05a258
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SHA256
87743b7b88cf1f3c8a1e335fa76eaf105c1332fecf64b3242d77679b20c16f8e
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SHA512
9682bd12c0d0967944375f485f10c4773c55bb2d97505fe6058b4d204b4a4f319196acf22ae832d3e9af6986140f3daea8768114f5991060909ddf157ad5de21
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SSDEEP
49152:X8AwQRQTQQMHWF1FzavH3W7WmbThJHbEzp8vhS6y0l:X83M2FGWLTDHbEzp8vhS5Y
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Amadey family
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Lumma family
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Stealc 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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Download via BitsAdmin
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Downloads MZ/PE file
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Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Drops startup file
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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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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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Accesses cryptocurrency files/wallets, possible credential harvesting
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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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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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
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
BITS Jobs
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Component Object Model Hijacking
1Modify Authentication Process
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Access Token Manipulation
1Create Process with Token
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Component Object Model Hijacking
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Access Token Manipulation
1Create Process with Token
1BITS Jobs
1Impair Defenses
2Disable or Modify Tools
2Modify Authentication Process
1Modify Registry
4Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
3Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
4Credentials In Files
4Discovery
Browser Information Discovery
1Peripheral Device 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