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Windows Analysis Report ZZGJ1bZClw.exe
Overview
General Information
Detection
Djvu
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Found malware configuration
Multi AV Scanner detection for submitted file
Detected unpacking (overwrites its own PE header)
Yara detected Djvu Ransomware
Detected unpacking (changes PE section rights)
Multi AV Scanner detection for dropped file
Machine Learning detection for sample
Injects a PE file into a foreign processes
Contains functionality to inject code into remote processes
Machine Learning detection for dropped file
C2 URLs / IPs found in malware configuration
Uses 32bit PE files
Yara signature match
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to query locales information (e.g. system language)
Uses code obfuscation techniques (call, push, ret)
Detected potential crypto function
Found potential string decryption / allocating functions
Contains functionality to check if a debugger is running (OutputDebugString,GetLastError)
JA3 SSL client fingerprint seen in connection with other malware
Contains functionality to call native functions
Contains functionality to dynamically determine API calls
Contains functionality which may be used to detect a debugger (GetProcessHeap)
IP address seen in connection with other malware
Contains functionality for execution timing, often used to detect debuggers
Creates a DirectInput object (often for capturing keystrokes)
PE file contains strange resources
Drops PE files
Contains functionality to read the PEB
Uses cacls to modify the permissions of files
Contains functionality to launch a program with higher privileges
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
Uses Microsoft's Enhanced Cryptographic Provider
Contains functionality to query network adapater information
Creates a process in suspended mode (likely to inject code)
Classification
Process Tree |
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Malware Configuration |
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Threatname: Djvu |
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{"Download URLs": ["http://securebiz.org/dl/build2.exe", "http://wrrst.top/files/1/build3.exe"], "C2 url": "http://wrrst.top/fhsgtsspen6/get.php", "Ransom note file": "_readme.txt", "Ransom note": "ATTENTION!\r\n\r\nDon't worry, you can return all your files!\r\nAll your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key.\r\nThe only method of recovering files is to purchase decrypt tool and unique key for you.\r\nThis software will decrypt all your encrypted files.\r\nWhat guarantees you have?\r\nYou can send one of your encrypted file from your PC and we decrypt it for free.\r\nBut we can decrypt only 1 file for free. File must not contain valuable information.\r\nYou can get and look video overview decrypt tool:\r\nhttps://we.tl/t-J0DxAGRqKO\r\nPrice of private key and decrypt software is $980.\r\nDiscount 50% available if you contact us first 72 hours, that's price for you is $490.\r\nPlease note that you'll never restore your data without payment.\r\nCheck your e-mail \"Spam\" or \"Junk\" folder if you don't get answer more than 6 hours.\r\n\r\n\r\nTo get this software you need write on our e-mail:\r\nmanager@mailtemp.ch\r\n\r\nReserve e-mail address to contact us:\r\nmanagerhelper@airmail.cc\r\n\r\nYour personal ID:\r\n0334gSd743d", "Ignore Files": ["ntuser.dat", "ntuser.dat.LOG1", "ntuser.dat.LOG2", "ntuser.pol", ".sys", ".ini", ".DLL", ".dll", ".blf", ".bat", ".lnk", ".regtrans-ms", "C:\\SystemID\\", "C:\\Users\\Default User\\", "C:\\Users\\Public\\", "C:\\Users\\All Users\\", "C:\\Users\\Default\\", "C:\\Documents and Settings\\", "C:\\ProgramData\\", "C:\\Recovery\\", "C:\\System Volume Information\\", "C:\\Users\\%username%\\AppData\\Roaming\\", "C:\\Users\\%username%\\AppData\\Local\\", "C:\\Windows\\", "C:\\PerfLogs\\", "C:\\ProgramData\\Microsoft\\", "C:\\ProgramData\\Package Cache\\", "C:\\Users\\Public\\", "C:\\$Recycle.Bin\\", "C:\\$WINDOWS.~BT\\", "C:\\dell\\", "C:\\Intel\\", "C:\\MSOCache\\", "C:\\Program Files\\", "C:\\Program Files (x86)\\", "C:\\Games\\", "C:\\Windows.old\\", "D:\\Users\\%username%\\AppData\\Roaming\\", "D:\\Users\\%username%\\AppData\\Local\\", "D:\\Windows\\", "D:\\PerfLogs\\", "D:\\ProgramData\\Desktop\\", "D:\\ProgramData\\Microsoft\\", "D:\\ProgramData\\Package Cache\\", "D:\\Users\\Public\\", "D:\\$Recycle.Bin\\", "D:\\$WINDOWS.~BT\\", "D:\\dell\\", "D:\\Intel\\", "D:\\MSOCache\\", "D:\\Program Files\\", "D:\\Program Files (x86)\\", "D:\\Games\\", "E:\\Users\\%username%\\AppData\\Roaming\\", "E:\\Users\\%username%\\AppData\\Local\\", "E:\\Windows\\", "E:\\PerfLogs\\", "E:\\ProgramData\\Desktop\\", "E:\\ProgramData\\Microsoft\\", "E:\\ProgramData\\Package Cache\\", "E:\\Users\\Public\\", "E:\\$Recycle.Bin\\", "E:\\$WINDOWS.~BT\\", "E:\\dell\\", "E:\\Intel\\", "E:\\MSOCache\\", "E:\\Program Files\\", "E:\\Program Files (x86)\\", "E:\\Games\\", "F:\\Users\\%username%\\AppData\\Roaming\\", "F:\\Users\\%username%\\AppData\\Local\\", "F:\\Windows\\", "F:\\PerfLogs\\", "F:\\ProgramData\\Desktop\\", "F:\\ProgramData\\Microsoft\\", "F:\\Users\\Public\\", "F:\\$Recycle.Bin\\", "F:\\$WINDOWS.~BT\\", "F:\\dell\\", "F:\\Intel\\"], "Public Key": "-----BEGIN PUBLIC KEY-----\\\\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArYJyPCdGXOHid5eRLZKu\\\\nENptbpVJMEM6G4BWw0nZYRXqRcd8Eb\\/3wUMhIoEQPkSKUXomQ3kizWBjBXWIGfQj\\\\n7MlW+meuXudxwQKT1RgulOB1NqJRO6Cl7t4i2o5N76gvBnWLr+MGAgrXSlNt9j91\\\\n6ML3VoblAdI2UKfFllBhVjK96cSfX4ppCnJvzCsUV7KeEbzadqZxnsQ5c9G1yx5N\\\\nkpsZlWLVaVt+kiaMkU+oPZU4bsj4JqhZaLxC0llhYmxtE\\/menvg8LLEDpUx7M14C\\\\nnFsACVdbiJ9QNpoS2j5KXB6ZLtNN3Ywhf6FdtahfsizCEuHzBtB2yKmqrMuieyps\\\\nKQIDAQAB\\\\n-----END PUBLIC KEY-----"}
Yara Overview |
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Memory Dumps |
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Source | Rule | Description | Author | Strings |
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JoeSecurity_Djvu | Yara detected Djvu Ransomware | Joe Security | ||
JoeSecurity_Djvu | Yara detected Djvu Ransomware | Joe Security | ||
JoeSecurity_Djvu | Yara detected Djvu Ransomware | Joe Security | ||
SUSP_XORed_URL_in_EXE | Detects an XORed URL in an executable | Florian Roth |
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JoeSecurity_Djvu | Yara detected Djvu Ransomware | Joe Security | ||
Click to see the 28 entries |
Unpacked PEs |
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Source | Rule | Description | Author | Strings |
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SUSP_XORed_URL_in_EXE | Detects an XORed URL in an executable | Florian Roth |
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JoeSecurity_Djvu | Yara detected Djvu Ransomware | Joe Security | ||
SUSP_XORed_URL_in_EXE | Detects an XORed URL in an executable | Florian Roth |
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JoeSecurity_Djvu | Yara detected Djvu Ransomware | Joe Security | ||
SUSP_XORed_URL_in_EXE | Detects an XORed URL in an executable | Florian Roth |
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Click to see the 51 entries |
Sigma Overview |
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No Sigma rule has matched |
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Jbx Signature Overview |
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Click to jump to signature section
Show All Signature Results
AV Detection: |
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Found malware configuration | Show sources |
Source: | Malware Configuration Extractor: |