MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6270216a0917518e451b68a50f0cba330771b22429c7b7795465c45688951740. 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: 15


Intelligence 15 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6270216a0917518e451b68a50f0cba330771b22429c7b7795465c45688951740
SHA3-384 hash: 0234ad3e915130188d98a1a23880ee2b467b495bd6a7a9e3614f07b938444f23ccf1094d5a02fdc9c2f387f8e5f84a62
SHA1 hash: 3ceab68ab5de6d3542ec2a574dfaa906f4e3b611
MD5 hash: 0be9fad29e0b27d2b418265817618d08
humanhash: neptune-bluebird-saturn-utah
File name:fhjgfutdcuidudxoxixixyudtuddctuctct.exe
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:3'266'048 bytes
First seen:2023-03-30 05:55:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'605 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 49152:3vtt62XlaSFNWPjljiFa2RoUYI0rRJ6IbR3LoGdjTHHB72eh2NT:3vP62XlaSFNWPjljiFXRoUYI0rRJ6i
TLSH T151E56B143BF85E27E1BBE277E5B0041267F0FC1AB363EB0B6581677A1C53B5098426A7
TrID 53.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
12.0% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
9.5% (.SCR) Windows screen saver (13097/50/3)
7.6% (.EXE) Win64 Executable (generic) (10523/12/4)
4.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Reporter Anonymous
Tags:exe QuasarRAT Qussar RAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
335
Origin country :
GB GB
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
fhjgfutdcuidudxoxixixyudtuddctuctct.exe
Verdict:
Malicious activity
Analysis date:
2023-03-30 05:56:56 UTC
Tags:
asyncrat quasar
Link:
https://app.any.run/tasks/043ceaf5-cf0e-441f-9665-2a66efe66f60

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
QuasarStealer
Create hunting rule
Link:
https://www.capesandbox.com/analysis/378653/
Detection(s):
Win.Malware.Generic-9883083-0
Create hunting rule

Win.Malware.Msilheracles-9900242-0
Create hunting rule

ditekSHen.MALWARE.Win.Trojan.QuasarStealer.UNOFFICIAL
Create hunting rule

Win.Packed.Downeks-6898097-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% subdirectories
Launching a process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm downeks keylogger quasar quasarrat rat stealer
Link:
https://www.filescan.io/uploads/64252474688c0e6397b3a101/reports/d41c63d8-ca32-484b-960d-306d876e4fd8/overview
Verdict:
Malicious
Labled as:
Trojan.MSIL.Quasar
Link:
https://www.hybrid-analysis.com/sample/6270216a0917518e451b68a50f0cba330771b22429c7b7795465c45688951740
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
Link:
https://analyze.intezer.com/analyses/33581202-e790-485d-9bb8-9d8dac9199a2
Result
Threat name:
Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1204847
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Generic Downloader
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
quasar
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6270216a0917518e451b68a50f0cba330771b22429c7b7795465c45688951740/
Threat name:
ByteCode-MSIL.Trojan.Quasar
Create hunting rule
Status:
Malicious
First seen:
2023-03-30 05:56:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mjycc2qjc5iy4ri3ncsq6df2gmdxdmrefhd3o6kumxcfncevc5aa._file
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:quasar botnet:office04 spyware trojan
Link:
https://tria.ge/reports/230330-gm124acf5v/
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Executes dropped EXE
Quasar RAT
Quasar payload
Malware Config
C2 Extraction:
sense-null.at.ply.gg:14292
Unpacked files
SH256 hash:
6270216a0917518e451b68a50f0cba330771b22429c7b7795465c45688951740
MD5 hash:
0be9fad29e0b27d2b418265817618d08
SHA1 hash:
3ceab68ab5de6d3542ec2a574dfaa906f4e3b611
Detections:
QuasarRAT
Create hunting rule
Link:
https://www.unpac.me/results/9817319b-3b15-42e8-97ac-df76f83d82ae/
Malware family:
QuasarRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6270216a0917/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:INDICATOR_SUSPICIOUS_GENInfoStealer
Create hunting rule
Author:ditekSHen
Description:Detects executables containing common artifcats observed in infostealers
Rule name:MALWARE_Win_QuasarStealer
Create hunting rule
Author:ditekshen
Description:Detects Quasar infostealer
Rule name:MAL_QuasarRAT_May19_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:MAL_QuasarRAT_May19_1_RID2E1E
Create hunting rule
Author:Florian Roth
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/378653/

Comments