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Windows
Analysis Report
r3zg12.msi
Overview
General Information
| Sample Name: | r3zg12.msi |
| Analysis ID: | 878465 |
| MD5: | 665afc8f8b7972f427fe1bd90d263032 |
| SHA1: | cc36e48f383750eb9416961b52ee3100b6e30688 |
| SHA256: | d764436caf7114d880f982d208bd9514a433772dcac851f27c510d1597e26edd |
| Tags: | msi |
| Infos: |  |
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Detection
Qbot
| Score: | 92 |
| Range: | 0 - 100 |
| Whitelisted: | false |
| Confidence: | 100% |
Signatures
Found malware configuration
Yara detected Qbot
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
Writes to foreign memory regions
Allocates memory in foreign processes
Injects a PE file into a foreign processes
C2 URLs / IPs found in malware configuration
Sample uses string decryption to hide its real strings
Potentially malicious time measurement code found
Queries the volume information (name, serial number etc) of a device
Yara signature match
Deletes files inside the Windows folder
May sleep (evasive loops) to hinder dynamic analysis
Uses code obfuscation techniques (call, push, ret)
Creates files inside the system directory
Internet Provider seen in connection with other malware
Detected potential crypto function
Contains functionality to query CPU information (cpuid)
IP address seen in connection with other malware
Contains functionality for execution timing, often used to detect debuggers
Found inlined nop instructions (likely shell or obfuscated code)
Modifies existing windows services
PE file contains an invalid checksum
Drops PE files
Contains functionality to read the PEB
Connects to several IPs in different countries
Launches processes in debugging mode, may be used to hinder debugging
Checks for available system drives (often done to infect USB drives)
Creates or modifies windows services
Found large amount of non-executed APIs
Uses Microsoft's Enhanced Cryptographic Provider
Allocates memory within range which is reserved for system DLLs (kernel32.dll, advapi32.dll, etc)
Creates a process in suspended mode (likely to inject code)
Found WSH timer for Javascript or VBS script (likely evasive script)
Classification
| Name | Description | Attribution | Blogpost URLs | Link |
|---|---|---|---|---|
| QakBot, qbotQbot | QBot is a modular information stealer also known as Qakbot or Pinkslipbot. It has been active for years since 2007. It has historically been known as a banking Trojan, meaning that it steals financial data from infected systems, and a loader using C2 servers for payload targeting and download. |
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AV Detection |
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| Source: |
Malware Configuration Extractor: | ||