General
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Target
1ee6ec183955133fae54f8c576975b4babcabc6162962da89278762ca0eec9baN.exe
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Size
3.6MB
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Sample
241219-b16lvaskak
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MD5
5bb0e98e8561a87a17e3764a8833d980
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SHA1
8178adb057322e0c8d39eb5a67794659f0b8b028
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SHA256
1ee6ec183955133fae54f8c576975b4babcabc6162962da89278762ca0eec9ba
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SHA512
45e17668f67fe966f6c8a057c5e97efb90500bbcf8e1d8f200edd2b1c2f5f71500e0472be09df746c49048178ba931155c9a90964ecd32263d95589137a69881
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SSDEEP
49152:tkNUb/5n5tfWVGiIQao9R73FLXxlvEJ6gvBP90hWIdwPowjezV4XvJar0UQor:zJ5t+8iIEFLXxlvQ6sBeWIOj8gjUB
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
asyncrat
0.5.6
null
BDC28EF86F
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delay
5
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install
true
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install_file
Microsoft.exe
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install_folder
%AppData%
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pastebin_config
https://pastebin.com/raw/B3ir1TTU
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://atten-supporse.biz/api
Extracted
cryptbot
http://home.fivetk5vt.top/hLfzXsaqNtoEGyaUtOMJ1734
Extracted
stealc
stok
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Extracted
lumma
https://tacitglibbr.biz/api
https://atten-supporse.biz/api
Targets
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Target
1ee6ec183955133fae54f8c576975b4babcabc6162962da89278762ca0eec9baN.exe
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Size
3.6MB
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MD5
5bb0e98e8561a87a17e3764a8833d980
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SHA1
8178adb057322e0c8d39eb5a67794659f0b8b028
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SHA256
1ee6ec183955133fae54f8c576975b4babcabc6162962da89278762ca0eec9ba
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SHA512
45e17668f67fe966f6c8a057c5e97efb90500bbcf8e1d8f200edd2b1c2f5f71500e0472be09df746c49048178ba931155c9a90964ecd32263d95589137a69881
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SSDEEP
49152:tkNUb/5n5tfWVGiIQao9R73FLXxlvEJ6gvBP90hWIdwPowjezV4XvJar0UQor:zJ5t+8iIEFLXxlvQ6sBeWIOj8gjUB
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Amadey family
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Asyncrat family
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Cryptbot family
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Lumma family
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Stealc family
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Xmrig family
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Async RAT payload
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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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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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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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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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Legitimate hosting services abused for malware hosting/C2
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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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
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
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 Registry
3Virtualization/Sandbox Evasion
3Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3Discovery
Browser Information Discovery
1Query Registry
8Remote System Discovery
1System Information Discovery
4System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1Virtualization/Sandbox Evasion
3