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Windows
Analysis Report
OneDrive.exe
Overview
General Information
Detection
Quasar
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Quasar RAT
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Generic Downloader
Allocates memory with a write watch (potentially for evading sandboxes)
Contains long sleeps (>= 3 min)
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
IP address seen in connection with other malware
Internet Provider seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
Queries the volume information (name, serial number etc) of a device
Sample execution stops while process was sleeping (likely an evasion)
Sigma detected: Suspicious Add Scheduled Task Parent
Sigma detected: Suspicious Schtasks From Env Var Folder
Uses 32bit PE files
Uses code obfuscation techniques (call, push, ret)
Yara signature match
Classification
- System is w10x64
- OneDrive.exe (PID: 3184 cmdline:
"C:\Users\ user\Deskt op\OneDriv e.exe" MD5: 7056E050EBBFCA6AE325797D51EB2D0A) - schtasks.exe (PID: 5268 cmdline:
"schtasks" /create / tn "Micros oft OneDri ve" /sc ON LOGON /tr "C:\Users\ user\AppDa ta\Roaming \Onedrive\ Onedrive.e xe" /rl HI GHEST /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - conhost.exe (PID: 6752 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) - Onedrive.exe (PID: 6348 cmdline:
"C:\Users\ user\AppDa ta\Roaming \Onedrive\ Onedrive.e xe" MD5: 7056E050EBBFCA6AE325797D51EB2D0A) - schtasks.exe (PID: 5408 cmdline:
"schtasks" /create / tn "Micros oft OneDri ve" /sc ON LOGON /tr "C:\Users\ user\AppDa ta\Roaming \Onedrive\ Onedrive.e xe" /rl HI GHEST /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - conhost.exe (PID: 1816 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D)
- Onedrive.exe (PID: 5460 cmdline:
C:\Users\u ser\AppDat a\Roaming\ Onedrive\O nedrive.ex e MD5: 7056E050EBBFCA6AE325797D51EB2D0A)
- cleanup
Name | Description | Attribution | Blogpost URLs | Link |
---|---|---|---|---|
Quasar RAT, QuasarRAT | Quasar RAT is a malware family written in .NET which is used by a variety of attackers. The malware is fully functional and open source, and is often packed to make analysis of the source more difficult. |
{"Version": "1.4.1", "Host:Port": "147.185.221.22:54755;", "SubDirectory": "Onedrive", "InstallName": "Onedrive.exe", "MutexName": "9cabbafb-503b-49f1-ab22-adc756455c10", "StartupKey": "Microsoft OneDrive", "Tag": "Test", "LogDirectoryName": "Logs", "ServerSignature": "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", "ServerCertificate": "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"}
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_Quasar | Yara detected Quasar RAT | Joe Security | ||
JoeSecurity_GenericDownloader_1 | Yara detected Generic Downloader | Joe Security | ||
MAL_QuasarRAT_May19_1 | Detects QuasarRAT malware | Florian Roth |
| |
INDICATOR_SUSPICIOUS_GENInfoStealer | Detects executables containing common artifcats observed in infostealers | ditekSHen |
| |
MALWARE_Win_QuasarStealer | Detects Quasar infostealer | ditekshen |
|
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_Quasar | Yara detected Quasar RAT | Joe Security | ||
JoeSecurity_GenericDownloader_1 | Yara detected Generic Downloader | Joe Security | ||
MAL_QuasarRAT_May19_1 | Detects QuasarRAT malware | Florian Roth |
| |
INDICATOR_SUSPICIOUS_GENInfoStealer | Detects executables containing common artifcats observed in infostealers | ditekSHen |
| |
MALWARE_Win_QuasarStealer | Detects Quasar infostealer | ditekshen |
|
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_Quasar | Yara detected Quasar RAT | Joe Security | ||
JoeSecurity_Quasar | Yara detected Quasar RAT | Joe Security | ||
JoeSecurity_Quasar | Yara detected Quasar RAT | Joe Security |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_Quasar | Yara detected Quasar RAT | Joe Security | ||
JoeSecurity_GenericDownloader_1 | Yara detected Generic Downloader | Joe Security | ||
MAL_QuasarRAT_May19_1 | Detects QuasarRAT malware | Florian Roth |
| |
INDICATOR_SUSPICIOUS_GENInfoStealer | Detects executables containing common artifcats observed in infostealers | ditekSHen |
| |
MALWARE_Win_QuasarStealer | Detects Quasar infostealer | ditekshen |
|
System Summary |
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Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Florian Roth (Nextron Systems): |
⊘No Suricata rule has matched
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AV Detection |
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Source: | Avira: |
Source: | Avira: |
Source: | Malware Configuration Extractor: |