General
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Target
file.exe
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Size
2.9MB
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Sample
241215-vmljasslgq
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MD5
1d272c9aa998704c62b578a03ea79db0
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SHA1
0bfb5ffd37a278143649f15efbf3b8725b25f89b
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SHA256
a33b0b0c51bcff2ee0eb94ee480383fbf4971bc723f06c95361b24805d8e4f9a
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SHA512
8de05686653f6779327abd212946ea3bcad946fd6e014accd47d411d58c7eb95b62365e015daa0ea94d6bb5835227e7c657fca72a88a1de41674e99a078be6c8
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SSDEEP
49152:0wH8eUbUu/g2CpfY3m9/Py/vxbhOQ1kK1dkUsVXos3xfHfMm3ScftLQJiME+N:0wT5u/g2CpfY3m9/PexbQAkK1dkh3xvL
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://shineugler.biz/api
https://tacitglibbr.biz/api
Extracted
stealc
stok
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Extracted
lumma
https://shineugler.biz/api
https://tacitglibbr.biz/api
https://drive-connect.cyou/api
Extracted
cryptbot
Targets
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Target
file.exe
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Size
2.9MB
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MD5
1d272c9aa998704c62b578a03ea79db0
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SHA1
0bfb5ffd37a278143649f15efbf3b8725b25f89b
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SHA256
a33b0b0c51bcff2ee0eb94ee480383fbf4971bc723f06c95361b24805d8e4f9a
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SHA512
8de05686653f6779327abd212946ea3bcad946fd6e014accd47d411d58c7eb95b62365e015daa0ea94d6bb5835227e7c657fca72a88a1de41674e99a078be6c8
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SSDEEP
49152:0wH8eUbUu/g2CpfY3m9/Py/vxbhOQ1kK1dkUsVXos3xfHfMm3ScftLQJiME+N:0wT5u/g2CpfY3m9/PexbQAkK1dkh3xvL
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Amadey family
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Cryptbot family
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Dcrat family
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Lumma family
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Stealc family
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DCRat 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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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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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
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
4Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
3Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
5Credentials In Files
5Discovery
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