General
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Target
b625fd4264473e9806dbfc5a97522862bfc9d028f8cd573290767f783533fd00
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Size
2.9MB
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Sample
241216-rbckgaskdt
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MD5
89d1c50d5d4cdceb44cc0168d8c43bd4
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SHA1
a99df7be978e3b2fe55bc514fb80fbc07fa8d5dc
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SHA256
b625fd4264473e9806dbfc5a97522862bfc9d028f8cd573290767f783533fd00
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SHA512
4bf62dec382d98a828158eafe12834e86f93ec92a45b976704209c992c566e775d46effdd23af517b3a2f811f2ee3f4cc315f740c3c67f1670ac3979c67d9214
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SSDEEP
49152:o67tlqAlCI8Zd7bF80zmfnXN7yaCy2EKm9njd/2OhFqJd:xtlqAlP8ZdPF80ifnXN7yaCy2EKm9jtk
Static task
static1
Behavioral task
behavioral1
Sample
b625fd4264473e9806dbfc5a97522862bfc9d028f8cd573290767f783533fd00.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
b625fd4264473e9806dbfc5a97522862bfc9d028f8cd573290767f783533fd00.exe
Resource
win10v2004-20241007-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
stealc
stok
http://185.215.113.206
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url_path
/c4becf79229cb002.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://shineugler.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
Extracted
cryptbot
Extracted
lumma
https://tacitglibbr.biz/api
https://shineugler.biz/api
Targets
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Target
b625fd4264473e9806dbfc5a97522862bfc9d028f8cd573290767f783533fd00
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Size
2.9MB
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MD5
89d1c50d5d4cdceb44cc0168d8c43bd4
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SHA1
a99df7be978e3b2fe55bc514fb80fbc07fa8d5dc
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SHA256
b625fd4264473e9806dbfc5a97522862bfc9d028f8cd573290767f783533fd00
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SHA512
4bf62dec382d98a828158eafe12834e86f93ec92a45b976704209c992c566e775d46effdd23af517b3a2f811f2ee3f4cc315f740c3c67f1670ac3979c67d9214
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SSDEEP
49152:o67tlqAlCI8Zd7bF80zmfnXN7yaCy2EKm9njd/2OhFqJd:xtlqAlP8ZdPF80ifnXN7yaCy2EKm9jtk
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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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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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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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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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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
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
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