chaos

General

Target

cho2.exe
Size

22KB
Sample

240429-j7nnlsee7y
MD5

29fa75458106f03a11560ca466363129
SHA1

89db6502c8170f260b48d80ee0ece3380ba77eb5
SHA256

3f5ade39f3658b6da93987f7ba7dba38d7d94096638ef9f3565790e6ab73eef7
SHA512

28a58b096f560ac4cd03b96f77f7e0cbe7e96c4fb56fb6758c3e4ff7304e3ae4e0db35570f69070c676e45143dedb7be50556bc80f38364400ea2d43bec99188
SSDEEP

384:j3Mg/bqo2uOv0tpDnqp+Ao4+X0Z/dJZr91C8OWh0et:Vqo2BDp+J4+kRrZr9hLyet

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\Documents\read_it.txt

Ransom Note

!!! ATTENTION !!! Your device has been locked by our ransomware. To regain access to your device and your files, you must pay a ransom of : $100 USD in Bitcoin. Bitcoin Address: bc1qgk07vhn53ws7khy3840gjjvlw7qgzftfjgweq2 Once payment is made, please send an email to [email protected] with the transaction ID as proof of payment. Upon confirmation of your payment, you will receive instructions on how to unlock your device. !!! ATTENTION !!!

Emails

[email protected]

Targets

- Target
  
  cho2.exe
- Size
  
  22KB
- MD5
  
  29fa75458106f03a11560ca466363129
- SHA1
  
  89db6502c8170f260b48d80ee0ece3380ba77eb5
- SHA256
  
  3f5ade39f3658b6da93987f7ba7dba38d7d94096638ef9f3565790e6ab73eef7
- SHA512
  
  28a58b096f560ac4cd03b96f77f7e0cbe7e96c4fb56fb6758c3e4ff7304e3ae4e0db35570f69070c676e45143dedb7be50556bc80f38364400ea2d43bec99188
- SSDEEP
  
  384:j3Mg/bqo2uOv0tpDnqp+Ao4+X0Z/dJZr91C8OWh0et:Vqo2BDp+J4+kRrZr9hLyet
Score

10^/10

chaos evasion ransomware spyware stealer
- Chaos
  Ransomware family first seen in June 2021.
  ransomware chaos
- Chaos Ransomware
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware
- Modifies boot configuration data using bcdedit
  ransomware evasion
- Deletes backup catalog
  Uses wbadmin.exe to inhibit system recovery.
  ransomware
- Drops startup file
- Executes dropped EXE
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Drops desktop.ini file(s)
- Drops file in System32 directory
behavioral1