Resubmissions
12/05/2024, 23:12
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240512-2h1kzsgd4s 10General
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Target
https://github.com/Da2dalus/The-MALWARE-Repo/tree/master/Ransomware
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Sample
240512-2w4jssbe92
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Da2dalus/The-MALWARE-Repo/tree/master/Ransomware
Resource
win10v2004-20240426-en
Malware Config
Extracted
C:\Users\Admin\README_HOW_TO_UNLOCK.TXT
http://zvnvp2rhe3ljwf2m.onion
Targets
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Target
https://github.com/Da2dalus/The-MALWARE-Repo/tree/master/Ransomware
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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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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit
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Renames multiple (65) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Downloads MZ/PE file
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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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Loads dropped DLL
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Obfuscated with Agile.Net obfuscator
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
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Legitimate hosting services abused for malware hosting/C2
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Indicator Removal
2File Deletion
2Modify Registry
2Pre-OS Boot
1Bootkit
1