General
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Target
acf84ea685f614a0bd5ee87c46ed083b9f0c7e82b5ca50de9c38407952c39c4eN.exe
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Size
3.1MB
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Sample
241216-dy42catkcn
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MD5
182315687f5f35cdf35103bcf51f4b60
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SHA1
5714baa4a693938a8df4250f1d1de08402f99e3f
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SHA256
acf84ea685f614a0bd5ee87c46ed083b9f0c7e82b5ca50de9c38407952c39c4e
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SHA512
5f26459ca04b60e52fc4bc75c9e741de5109c09b215dcc5f62dd737ed3ff45228182ad515dba3ea4cf8b58643c7770d276440e49a4d4320d948ccc3063d1c3ca
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SSDEEP
98304:vqqng3iVFfLjrgy9D7wzVkvpVaJs7KM1ajtG7:vPn7vKdBG
Static task
static1
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
https://sordid-snaked.cyou/api
https://awake-weaves.cyou/api
https://wrathful-jammy.cyou/api
https://debonairnukk.xyz/api
https://diffuculttan.xyz/api
https://effecterectz.xyz/api
https://deafeninggeh.biz/api
https://immureprech.biz/api
https://tacitglibbr.biz/api
https://impend-differ.biz/api
https://print-vexer.biz/api
https://dare-curbys.biz/api
https://covery-mover.biz/api
https://formy-spill.biz/api
https://dwell-exclaim.biz/api
https://zinc-sneark.biz/api
https://se-blurry.biz/api
https://drive-connect.cyou/api
https://shineugler.biz/api
Extracted
stealc
stok
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Extracted
cryptbot
Extracted
lumma
https://tacitglibbr.biz/api
https://drive-connect.cyou/api
https://shineugler.biz/api
Targets
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Target
acf84ea685f614a0bd5ee87c46ed083b9f0c7e82b5ca50de9c38407952c39c4eN.exe
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Size
3.1MB
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MD5
182315687f5f35cdf35103bcf51f4b60
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SHA1
5714baa4a693938a8df4250f1d1de08402f99e3f
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SHA256
acf84ea685f614a0bd5ee87c46ed083b9f0c7e82b5ca50de9c38407952c39c4e
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SHA512
5f26459ca04b60e52fc4bc75c9e741de5109c09b215dcc5f62dd737ed3ff45228182ad515dba3ea4cf8b58643c7770d276440e49a4d4320d948ccc3063d1c3ca
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SSDEEP
98304:vqqng3iVFfLjrgy9D7wzVkvpVaJs7KM1ajtG7:vPn7vKdBG
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Amadey family
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Cryptbot family
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Lumma family
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Stealc family
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Xmrig 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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XMRig Miner payload
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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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
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Modify Authentication Process
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create 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 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
5Credentials In Files
5Discovery
Browser Information 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