MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 3301b53caeb2482dda0672a4f99b1032a76cb3393407a39017a4bc8e3069fd75. 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: 17
| SHA256 hash: | 3301b53caeb2482dda0672a4f99b1032a76cb3393407a39017a4bc8e3069fd75 |
|---|---|
| SHA3-384 hash: | 7083039300f60fa7637e06db414d4c736ef8884d247dd9ebc70b9e23e246f0a66c136bd65a9ff3829bd7c221cb6c4096 |
| SHA1 hash: | 018fdb1d80de9493d17a3225d242ee9fc3e6728e |
| MD5 hash: | 83ab6775cf9cc1d55bbb189854699c8f |
| humanhash: | seven-florida-failed-friend |
| File name: | Windows Client.exe |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 3'266'048 bytes |
| First seen: | 2023-12-27 01:24:44 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 49152:evkt62XlaSFNWPjljiFa2RoUYIRTRJ6UbR3LoGdiTHHB72eh2NT:ev462XlaSFNWPjljiFXRoUYIRTRJ6e |
| Threatray | 290 similar samples on MalwareBazaar |
| TLSH | T18AE56B143BF85E27E1BBE277E5B0041267F0FC1AB363EB0B6581677A1C53B5098426A7 |
| TrID | 37.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 29.5% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 8.4% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 6.7% (.SCR) Windows screen saver (13097/50/3) 5.3% (.EXE) Win64 Executable (generic) (10523/12/4) |
| Reporter |  smica83 |
| Tags: | exe HUN kicsiwilly-ddns-net QuasarRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
322
Origin country :
HUVendor Threat Intelligence
Malware family:
quasar
ID:
1
File name:
q_jo.exe
Verdict:
Malicious activity
Analysis date:
2023-12-23 15:07:36 UTC
Tags:
quasar rat remote asyncrat
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
QuasarStealer
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% subdirectories
Launching a process
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Creating a file
DNS request
Setting a keyboard event handler
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-vm certreq control crypto expand explorer hook infostealer keylogger lolbin quasar quasarrat rat remote replace schtasks stealer stealer
Verdict:
Malicious
Labled as:
MSIL.PasswordStealerA.Generic
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
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found 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 dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Generic Downloader
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Score:
99%
Verdict:
Malware
File Type:
PE
Detection:
quasar
Threat name:
ByteCode-MSIL.Trojan.Quasar
Status:
Malicious
First seen:
2023-12-25 01:03:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
20 of 23 (86.96%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 280 additional samples on MalwareBazaar
Result
Malware family:
quasar
Score:
10/10
Tags:
family:quasar botnet:cserkesz01 spyware trojan
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:
kicsiwilly.ddns.net:4782
Unpacked files
SH256 hash:
3301b53caeb2482dda0672a4f99b1032a76cb3393407a39017a4bc8e3069fd75
MD5 hash:
83ab6775cf9cc1d55bbb189854699c8f
SHA1 hash:
018fdb1d80de9493d17a3225d242ee9fc3e6728e
Detections:
QuasarRAT
malware_windows_xrat_quasarrat
win_quasarrat_j2
MALWARE_Win_QuasarStealer
cn_utf8_windows_terminal
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
MAL_QuasarRAT_May19_1
INDICATOR_SUSPICIOUS_Binary_References_Browsers
INDICATOR_SUSPICIOUS_GENInfoStealer
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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