wannacry

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General

Target

LCrypt0rX.zip
Size

3.4MB
Sample

241019-kw4q5axepf
MD5

720802788787b51c93b18ef551d016cf
SHA1

f20ae72a9966d763406d4cf19e8fd0859faa66a5
SHA256

a04ccc459ad4dcd2cff42884c5c64f2032aad33473ba737828747b932cecb99a
SHA512

44944398674aca3dc5180d23841940dc879410f26278b22bdacb01d7470fe9dbf50e6906e858e3e08cdc6fc758860899d31e2b2e7c2809475ae7669d7f7977b2
SSDEEP

98304:rsxula3VQodjlF4OeldBVaZtHHUSMn98IHLHJsBRXpw9wi:mulalQWS7WnH0SM98IHLHJsBG7

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\Documents\@[email protected]

Family

wannacry

Ransom Note

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: 115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �

Wallets

115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\other malware cuz why not\@[email protected]

Family

wannacry

Ransom Note

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: 12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �

Wallets

12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw

Targets

- Target
  
  LCRYPT0R/LCRYPT (OBFUSCATED).vbs
- Size
  
  320KB
- MD5
  
  6f55f68db81f8ef546730ec2a141f4a7
- SHA1
  
  36087198ac97da02d84046de0a91554475ab65a5
- SHA256
  
  cdbed092e0488b81c8711db71123028cf9276b35384656448d9477016158a954
- SHA512
  
  ec722ca125ca7c8f61ca934906ef02a1bf74285e987c4dde5b9599c317a9fcc02689b284f99a447916aa6341ef2a2ddcc7a5a0b6d0f8634cd844cfa478264373
- SSDEEP
  
  1536:SbG4qdVG4xsDhTF+eHH1XWKllcNpZOE74lxGqUyJWaxVlM4yUEWFWLWnVCOrDJTA:/xuRFXmYK7ZWE4/vq/pfrMe6s9
Score

9^/10

defense_evasion discovery evasion execution impact persistence ransomware
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware defense_evasion impact execution
- Blocklisted process makes network request
- Disables RegEdit via registry modification
  evasion
- Adds Run key to start application
  persistence
- Legitimate hosting services abused for malware hosting/C2
- Drops file in System32 directory
- Sets desktop wallpaper using registry
  ransomware
behavioral1 behavioral2
- Target
  
  LCRYPT0R/LCrypt0rX.vbs
- Size
  
  12KB
- MD5
  
  24cbd3ad1736fa6950e220bba381429b
- SHA1
  
  44ceaa0b8622f64ad1e1d2283c4cfcc8629be152
- SHA256
  
  719ed739717c7ac5a2bbac4187738df3ead0e38e31f4a656e976e9a5716a9af0
- SHA512
  
  fc8fb1b1d06bf331c234af985f0fe2269d2f552dbd315507bb9796bb20eec948531c08e3f385ed9a1e6a8e86001fcbad2a8a8601fb1265621d634c975ce99ab8
- SSDEEP
  
  384:HobplStxYHQHSH7l+ii3qF2ZNvLyyB8dstnH+7Me:aM22M
Score

9^/10

defense_evasion discovery evasion execution impact persistence ransomware
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware defense_evasion impact execution
- Blocklisted process makes network request
- Disables RegEdit via registry modification
  evasion
- Adds Run key to start application
  persistence
- Legitimate hosting services abused for malware hosting/C2
- Drops file in System32 directory
- Sets desktop wallpaper using registry
  ransomware
behavioral3 behavioral4
- Target
  
  other malware cuz why not/[email protected]
- Size
  
  3.4MB
- MD5
  
  84c82835a5d21bbcf75a61706d8ab549
- SHA1
  
  5ff465afaabcbf0150d1a3ab2c2e74f3a4426467
- SHA256
  
  ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa
- SHA512
  
  90723a50c20ba3643d625595fd6be8dcf88d70ff7f4b4719a88f055d5b3149a4231018ea30d375171507a147e59f73478c0c27948590794554d031e7d54b7244
- SSDEEP
  
  98304:QqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2g3x:QqPe1Cxcxk3ZAEUadzR8yc4gB
Score

10^/10

wannacry defense_evasion discovery execution impact persistence ransomware spyware stealer worm
- Wannacry
  WannaCry is a ransomware cryptoworm.
  ransomware worm wannacry
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware defense_evasion impact execution
- Drops startup file
- Executes dropped EXE
- Loads dropped DLL
- Modifies file permissions
  discovery
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- File and Directory Permissions Modification: Windows File and Directory Permissions Modification
  defense_evasion
- Sets desktop wallpaper using registry
  ransomware
behavioral5 behavioral6
- Target
  
  other malware cuz why not/loveletterworm.vbs
- Size
  
  10KB
- MD5
  
  d94e46e40f5663dd698dad3369f1f782
- SHA1
  
  9c511b8ddf0c2c9ce9c32d92cdf60c1e3d1c8abf
- SHA256
  
  bc39d64a797497d2e0e6cd498f7b84c6fa2464cc7dc29114ef9af438089c5f25
- SHA512
  
  07e6f98ba6374f68886f9f642598744b91954a76e1b23fdb9ece89835b596d9bde68c96eedf5f2bbbad3d53b84b7d1dd231ebb9e8d9757996d2779b4c802bd02
- SSDEEP
  
  192:brjZcrmlHV31G7sMBMLMLMiMhM5MmMhMrMXM57Mksc/021wqIVCPsz87sGdOVRJS:brjOi1V31GoIGWFqAHqi407/sX/pVCdV
Score

1^/10
behavioral7 behavioral8