MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1c1e6f8a36871157f3c8e9544ace1ce91fdd5cd11915650b92b3ec158c444072. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1c1e6f8a36871157f3c8e9544ace1ce91fdd5cd11915650b92b3ec158c444072
SHA3-384 hash: 35f511a41063b3298409ffe645da2aa4022fdbfce0486db91b7e3d19e0e9f29e3d81f25662527eba8942f287aecef86a
SHA1 hash: 792a37bcbd4055f9a6f5c506dff9162e8f8208f0
MD5 hash: 809d260bab490b6b4ffe4b45ce0945eb
humanhash: bacon-winter-crazy-carpet
File name:SecuriteInfo.com.W32.ETap.B.17703.18245
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:1'680'384 bytes
First seen:2025-05-24 21:23:50 UTC
Last seen:2025-05-24 22:20:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 195344e91058dfd7b562048904e11ebf (2 x QuasarRAT)
ssdeep 24576:xLZ9bHmoevcdjrC/o6f5eeohvjgfkwnX+4K9jYdFFmz7yMZm18+tFVvD8IWoYgp1:xLZtxevOrqf4FgfO4CjYjT/XFLWoLv
TLSH T1A7753307A7ABD0F5DF9890B4A0C68C7D95A53C7AB97A39F403B54224E9C23E19B8D053
TrID 41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
26.1% (.EXE) Win64 Executable (generic) (10522/11/4)
12.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.1% (.ICL) Windows Icons Library (generic) (2059/9)
5.0% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter SecuriteInfoCom
Tags:exe QuasarRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
499
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.ETap.B.17703.18245.exe
Verdict:
Malicious activity
Analysis date:
2025-05-24 21:33:35 UTC
Tags:
auto-reg
Link:
https://app.any.run/tasks/9c2adfdf-2dd2-4f2d-b48e-a8491bd781c5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.W32.ETap.B.17703.18245.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68323a724912a6b9dd4d07d0
Tags:
dropper virus
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug explorer lolbin packed packed packer_detected
Link:
https://www.filescan.io/uploads/68323914fd02ed5e05865436/reports/f71882d5-63c5-411e-b985-72c2735d2041/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/1c1e6f8a36871157f3c8e9544ace1ce91fdd5cd11915650b92b3ec158c444072
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/4e599b6c-6746-46a9-9f73-4196910c5c64
Result
Threat name:
Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1698610
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Contains functionality to inject threads in other processes
Creates a thread in another existing process (thread injection)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects code into the Windows Explorer (explorer.exe)
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Sample uses string decryption to hide its real strings
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1698610 Sample: SecuriteInfo.com.W32.ETap.B... Startdate: 24/05/2025 Architecture: WINDOWS Score: 100 23 brolyx95.duckdns.org 2->23 25 ax-0003.ax-msedge.net 2->25 27 3 other IPs or domains 2->27 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 49 4 other signatures 2->49 8 SecuriteInfo.com.W32.ETap.B.17703.18245.exe 1 2->8         started        11 explorer.exe 86 128 2->11         started        signatures3 47 Uses dynamic DNS services 23->47 process4 dnsIp5 51 Contains functionality to inject threads in other processes 8->51 53 Injects code into the Windows Explorer (explorer.exe) 8->53 55 Writes to foreign memory regions 8->55 61 2 other signatures 8->61 14 explorer.exe 21 14 8->14 injected 29 ax-0003.ax-msedge.net 150.171.27.12, 443, 49696 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 11->29 57 System process connects to network (likely due to code injection or exploit) 11->57 59 Query firmware table information (likely to detect VMs) 11->59 signatures6 process7 dnsIp8 31 brolyx95.duckdns.org 176.160.157.96, 49692, 49695, 8888 BOUYGTEL-ISPFR France 14->31 63 System process connects to network (likely due to code injection or exploit) 14->63 65 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 14->65 67 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->67 18 SecuriteInfo.com.W32.ETap.B.17703.18245.exe 14->18         started        21 SecuriteInfo.com.W32.ETap.B.17703.18245.exe 14->21         started        signatures9 process10 signatures11 33 Injects code into the Windows Explorer (explorer.exe) 18->33 35 Writes to foreign memory regions 18->35 37 Allocates memory in foreign processes 18->37 39 Creates a thread in another existing process (thread injection) 21->39
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/1c1e6f8a36871157f3c8e9544ace1ce91fdd5cd11915650b92b3ec158c444072
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1c1e6f8a36871157f3c8e9544ace1ce91fdd5cd11915650b92b3ec158c444072/
Threat name:
Win64.Trojan.Xiclog
Create hunting rule
Status:
Malicious
First seen:
2025-05-24 21:24:13 UTC
File Type:
PE+ (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dqpg7crwq4ivp46i5fkevtq45ep52xgrdekwkc4swpwbldceibza._file
Verdict:
malicious
Label(s):
donut_injector
Create hunting rule
quasarrat
Create hunting rule
Similar samples:
error
QuasarRAT
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:donutloader family:quasar botnet:bot loader persistence spyware trojan
Link:
https://tria.ge/reports/250524-z89kgaaq6t/
Behaviour
Checks SCSI registry key(s)
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Adds Run key to start application
Enumerates connected drives
Boot or Logon Autostart Execution: Active Setup
Detects DonutLoader
DonutLoader
Donutloader family
Quasar RAT
Quasar family
Quasar payload
Malware Config
C2 Extraction:
brolyx95.duckdns.org:8888
Unpacked files
SH256 hash:
1c1e6f8a36871157f3c8e9544ace1ce91fdd5cd11915650b92b3ec158c444072
MD5 hash:
809d260bab490b6b4ffe4b45ce0945eb
SHA1 hash:
792a37bcbd4055f9a6f5c506dff9162e8f8208f0
Link:
https://www.unpac.me/results/4d3bcbb8-9c21-4e08-9fb9-08bc789a2d86/
Malware family:
DonutLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1c1e6f8a3687/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/1c1e6f8a36871157f3c8e9544ace1ce91fdd5cd11915650b92b3ec158c444072

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:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Web download

QuasarRAT

Executable exe 1c1e6f8a36871157f3c8e9544ace1ce91fdd5cd11915650b92b3ec158c444072

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3551855/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::OpenProcess
KERNEL32.dll::WriteProcessMemory
KERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetStartupInfoA
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegOpenKeyExA
ADVAPI32.dll::RegSetValueExA

Comments