MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 898216543dfbe03ead8ae9e2963d972b1963da5e00addab93702a9ec1a4b216a. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
QuasarRAT
Vendor detections: 8
| SHA256 hash: | 898216543dfbe03ead8ae9e2963d972b1963da5e00addab93702a9ec1a4b216a |
|---|---|
| SHA3-384 hash: | 94aea8075e3250738e6df3284e730a8565d72cde6e20b37242c39aa4d8d197026ab429c87355c32d8c915739cf180e2c |
| SHA1 hash: | f7a9335dac3834b5f42e0eaab4b2442d9915fd62 |
| MD5 hash: | efd0a1f6c70a1d26cbb5cf4d2bcc9222 |
| humanhash: | fruit-eight-december-jig |
| File name: | efd0a1f6c70a1d26cbb5cf4d2bcc9222 |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 1'513'984 bytes |
| First seen: | 2021-06-24 12:37:50 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'614 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 24576:X63Cw+Gxs4h+AAO8jbUGapm+huD8ClDVc8HpKnR2lYmJLRW6ZUG:QCR+sW+AAOSbvm7uD8ylpKaYmJU6W |
| Threatray | 112 similar samples on MalwareBazaar |
| TLSH | 55651233718AC16DC633C538A602E528FD576E532DF2990E67D03BBD1976260BA34F92 |
| Reporter |  zbetcheckin |
| Tags: | 32 exe QuasarRAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 195.133.40.84:9521 | https://threatfox.abuse.ch/ioc/153256/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
efd0a1f6c70a1d26cbb5cf4d2bcc9222
Verdict:
Suspicious activity
Analysis date:
2021-06-24 12:44:39 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Result
Threat name:
Quasar
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Perseus
Status:
Malicious
First seen:
2021-06-21 19:47:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
31
AV detection:
23 of 46 (50.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
suspicious
Similar samples:
+ 102 additional samples on MalwareBazaar
Result
Malware family:
quasar
Score:
10/10
Tags:
family:quasar botnet:matic spyware trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Quasar Payload
Quasar RAT
Malware Config
C2 Extraction:
127.0.0.1:9521
195.133.40.84:9521
nwocbautemxpq.ratkings.net:9521
195.133.40.84:9521
nwocbautemxpq.ratkings.net:9521
Unpacked files
SH256 hash:
e73661a764cc091dc0bfcb954265bc575beb72486b51140ba608a2519f96f413
MD5 hash:
01ed6bf7c62efb9b0a8fd9410ddc8ecc
SHA1 hash:
a62f01b0c2ef4b0a5d9c846f41264f4a4e4fa32c
SH256 hash:
1c94ea2ad63dbc3914d3c4dbc1c85bcb650386c3d33d61990536e27c825b2bb2
MD5 hash:
4417f30f7eef439aed8936eddc495bfe
SHA1 hash:
4d7fccd9b6957744a2edeab6b06980dc144d841a
SH256 hash:
3e42b7042e49eb4cc68fd8b74134090409c8321714fb2dfd2cf7d651b36002a8
MD5 hash:
3c428ce863a5f01e56e0fc47f684dd8f
SHA1 hash:
1a4b6c7914ce7ab9b6752eb7eb498fc522e3d635
SH256 hash:
898216543dfbe03ead8ae9e2963d972b1963da5e00addab93702a9ec1a4b216a
MD5 hash:
efd0a1f6c70a1d26cbb5cf4d2bcc9222
SHA1 hash:
f7a9335dac3834b5f42e0eaab4b2442d9915fd62
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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