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Analysis Report Request for Quotation.exe
Overview
General Information
Detection
Remcos
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Detected Remcos RAT
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Remcos RAT
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
Maps a DLL or memory area into another process
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file access)
Tries to steal Mail credentials (via file registry)
Yara detected WebBrowserPassView password recovery tool
Antivirus or Machine Learning detection for unpacked file
Contains capabilities to detect virtual machines
Contains functionality for read data from the clipboard
Contains functionality to call native functions
Contains functionality to check the parent process ID (often done to detect debuggers and analysis systems)
Contains functionality to download and launch executables
Contains functionality to dynamically determine API calls
Contains functionality to enumerate process and check for explorer.exe or svchost.exe (often used for thread injection)
Contains functionality to enumerate running services
Contains functionality to launch a control a shell (cmd.exe)
Contains functionality to query CPU information (cpuid)
Contains functionality to query locales information (e.g. system language)
Contains functionality to read the PEB
Contains functionality to read the clipboard data
Contains functionality to shutdown / reboot the system
Contains functionality to simulate mouse events
Creates a process in suspended mode (likely to inject code)
Detected TCP or UDP traffic on non-standard ports
Detected potential crypto function
Drops PE files
Enables debug privileges
Extensive use of GetProcAddress (often used to hide API calls)
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found potential string decryption / allocating functions
IP address seen in connection with other malware
Internet Provider seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
PE file contains sections with non-standard names
Potential key logger detected (key state polling based)
Queries the volume information (name, serial number etc) of a device
Sample execution stops while process was sleeping (likely an evasion)
Sample file is different than original file name gathered from version info
Uses 32bit PE files
Uses Microsoft's Enhanced Cryptographic Provider
Uses code obfuscation techniques (call, push, ret)
Uses the keyboard layout for branch decision (may execute only for specific keyboard layouts)
Yara signature match
Classification
Startup |
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Malware Configuration |
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Threatname: Remcos |
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{"Host:Port:Password": "103.89.88.238:4299:s%qDr", "Assigned name": "RemoteHost", "Connect interval": "1", "Install flag": "Disable", "Setup HKCU\\Run": "Enable", "Setup HKLM\\Run": "Disable", "Install path": "AppData", "Copy file": "excel.exe", "Startup value": "excel", "Hide file": "Disable", "Mutex": "excel-8OHAVR", "Keylog flag": "1", "Keylog path": "AppData", "Keylog file": "logs.dat", "Keylog crypt": "Disable", "Hide keylog file": "Disable", "Screenshot flag": "Disable", "Screenshot time": "10", "Take Screenshot option": "Disable", "Take screenshot title": "wikipedia;solitaire;", "Take screenshot time": "5", "Screenshot path": "AppData", "Screenshot file": "Screenshots", "Screenshot crypt": "Disable", "Mouse option": "Disable", "Delete file": "Disable", "Audio record time": "5", "Audio path": "AppData", "Audio folder": "MicRecords", "Connect delay": "0"}
Yara Overview |
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Memory Dumps |
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Source | Rule | Description | Author | Strings |
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JoeSecurity_Remcos | Yara detected Remcos RAT | Joe Security | ||
Remcos_1 | Remcos Payload | kevoreilly |
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REMCOS_RAT_variants | unknown | unknown |
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JoeSecurity_Remcos | Yara detected Remcos RAT | Joe Security | ||
Remcos_1 | Remcos Payload | kevoreilly |
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Click to see the 7 entries |
Unpacked PEs |
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Source | Rule | Description | Author | Strings |
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JoeSecurity_Remcos | Yara detected Remcos RAT | Joe Security | ||
Remcos_1 | Remcos Payload | kevoreilly |
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REMCOS_RAT_variants | unknown | unknown |
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JoeSecurity_Remcos | Yara detected Remcos RAT | Joe Security | ||
Remcos_1 | Remcos Payload | kevoreilly |
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Click to see the 13 entries |
Sigma Overview |
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No Sigma rule has matched |
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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: |
Multi AV Scanner detection for submitted file | Show sources |
Source: | Virustotal: | Perma Link | ||
Source: | ReversingLabs: |
Yara detected Remcos RAT | Show sources |
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Machine Learning detection for sample | Show sources |
Source: | Joe Sandbox ML: |
Source: | Avira: | ||
Source: | Avira: | ||
Source: | Avira: |
Source: | Code function: | 3_2_00404423 |
Compliance: |
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Detected unpacking (overwrites its own PE header) | Show sources |
Source: | Unpacked PE file: |
Uses 32bit PE files | Show sources |
Source: | Static PE information: |
Contains modern PE file flags such as dynamic base (ASLR) or NX | Show sources |
Source: | Static PE information: |
Binary contains paths to debug symbols | Show sources |
Source: | Binary string: | ||
Source: | Binary string: |
Source: | Code function: | 0_2_00405A15 | |
Source: | Code function: | 0_2_004065C1 | |
Source: | Code function: | 0_2_004027A1 | |
Source: | Code function: |