General
- Target .gitignore
- Size 13B
- Sample240721-brplzascqc
- SHA256 a251b542f8d816aa389009d8e1cb059d35c5553387362a07b030161b076432b3
- MD5 8de70a2cb48504f474cccade2cc3d20b
- SHA1 7cfe378309941545d80f7d6a20348294e02ed9a4
- SHA512 221747e0b98083359980b6ec9659703659a2d78715e6d0fdf089e63487c88811352702c9656128238bda8c378cf6bdb713b683b6cf92257db31b375f83de9bf0
- MD5 SHA1 SHA512
Static task
static1
Behavioral task
behavioral1
Sample
.gitignore
Resource
win10v2004-20240709-en
Malware Config
Extracted
-
C:\Users\Admin\Downloads\!Please Read Me!.txt
-
wannacry
- Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �
-
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Targets
-
- Target .gitignore
- Size 13B
- SHA256 a251b542f8d816aa389009d8e1cb059d35c5553387362a07b030161b076432b3
- MD5 8de70a2cb48504f474cccade2cc3d20b
- SHA1 7cfe378309941545d80f7d6a20348294e02ed9a4
- SHA512 221747e0b98083359980b6ec9659703659a2d78715e6d0fdf089e63487c88811352702c9656128238bda8c378cf6bdb713b683b6cf92257db31b375f83de9bf0
- MD5 SHA1 SHA512
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Disables use of System Restore points
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Downloads MZ/PE file
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Event Triggered Execution: Image File Execution Options Injection
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Modifies Windows Firewall
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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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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
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Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1