General
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Target
1d272c9aa998704c62b578a03ea79db0.bin
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Size
1.7MB
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Sample
241217-bdlm6avqhz
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MD5
230bafb29f1eb90d6d8e4fd2648641c2
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SHA1
b33af0fc061e9c57b91539ecaa1ae6c2e489e294
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SHA256
fcd46a31c433d5737c08a4b921a510ad3edeb7baa159509598d913bb336a47aa
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SHA512
c2f6b325bbf6dc3c218b4a7ff9ce40bc847a0fbffac91b989b9007433492b7050686df97e9c30664e0d88ed093c47e8acedac7b5aa54838e2492465eceaf5df4
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SSDEEP
24576:WRfjN15pfAgd08MzAVxlEJG7EaB0klJ99GGbkC4oUkU+MyL9zfDgrBlS0iNHXr1A:6Rpffo6xL7xB0qJ9oGgbow5Abbr1A
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://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
stealc
stok
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Targets
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Target
a33b0b0c51bcff2ee0eb94ee480383fbf4971bc723f06c95361b24805d8e4f9a.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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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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Suspicious use of NtCreateUserProcessOtherParentProcess
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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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Drops startup file
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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
4Subvert Trust Controls
1Install Root Certificate
1Virtualization/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