MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66bc491ac60ff2af35a6b35984b68b5054b8f70b30c1b9e07d1c4e3163fdf767. 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


AsyncRAT


Vendor detections: 14


Intelligence 14 IOCs YARA 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 66bc491ac60ff2af35a6b35984b68b5054b8f70b30c1b9e07d1c4e3163fdf767
SHA3-384 hash: 19661d11591361b257f615aaeb9fa9885435568c5351d9cbe5379a546d1913ea0aa2ef514d51675897644dd16ec342e6
SHA1 hash: 8604e6082a89f9731beba669de3520788dd70d6a
MD5 hash: 11484da8db8f1bbeaff9b8b4b7387e7d
humanhash: butter-mockingbird-red-bacon
File name:11484da8db8f1bbeaff9b8b4b7387e7d
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:548'352 bytes
First seen:2024-05-03 04:05:14 UTC
Last seen:2024-05-03 04:27:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'123 x AgentTesla, 20'137 x Formbook, 12'362 x SnakeKeylogger)
ssdeep 6144:MoEjg84W5xNSuIdNqqS+lsrKAe3Y8l/v:QgE5xwuIKp+N
Threatray 666 similar samples on MalwareBazaar
TLSH T1A7C4AEE847788551EE643BF5ACE1DCB2815FBF1DBDA5EA499414F0323337EAD800069A
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 6493646ce8c817c8 (1 x AsyncRAT)
Reporter zbetcheckin
Tags:32 AsyncRAT exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
394
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
66bc491ac60ff2af35a6b35984b68b5054b8f70b30c1b9e07d1c4e3163fdf767.exe
Verdict:
Malicious activity
Analysis date:
2024-05-03 04:09:35 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/baed8876-aa26-4b5b-98cf-62bcb081145e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.MulDrop23.44572.7123.26102.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Running batch commands
Launching a process
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Searching for synchronization primitives
Creating a file in the %AppData% directory
Creating a window
DNS request
Connection attempt
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Setting a global event handler for the keyboard
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
asyncrat packed
Link:
https://www.filescan.io/uploads/663462acde9c2e310309b3ef/reports/2232f078-1221-43c3-b71e-c7c1b1f2b94e/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/66bc491ac60ff2af35a6b35984b68b5054b8f70b30c1b9e07d1c4e3163fdf767
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5a4a198c-948d-4f0b-b728-fc8420ccfae7
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1435777
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Drops PE files with benign system names
Found malware configuration
Loading BitLocker PowerShell Module
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
Sample uses string decryption to hide its real strings
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: System File Execution Location Anomaly
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1435777 Sample: a2e1G18mbz.exe Startdate: 03/05/2024 Architecture: WINDOWS Score: 100 63 Found malware configuration 2->63 65 Malicious sample detected (through community Yara rule) 2->65 67 Antivirus detection for URL or domain 2->67 69 13 other signatures 2->69 8 a2e1G18mbz.exe 5 2->8         started        process3 file4 55 C:\Users\user\AppData\Local\...\svchost.exe, PE32 8->55 dropped 57 C:\Users\user\AppData\Local\Temp\abobus.exe, PE32+ 8->57 dropped 59 C:\Users\user\AppData\Local\Temp\System.exe, PE32 8->59 dropped 77 Drops PE files with benign system names 8->77 12 System.exe 1 8->12         started        15 svchost.exe 1 8->15         started        17 abobus.exe 8 8->17         started        signatures5 process6 signatures7 79 Antivirus detection for dropped file 12->79 81 Multi AV Scanner detection for dropped file 12->81 83 Machine Learning detection for dropped file 12->83 85 Bypasses PowerShell execution policy 12->85 19 powershell.exe 23 12->19         started        22 powershell.exe 12->22         started        24 powershell.exe 12->24         started        87 Adds a directory exclusion to Windows Defender 15->87 26 powershell.exe 23 15->26         started        28 powershell.exe 15->28         started        30 powershell.exe 15->30         started        32 cmd.exe 1 17->32         started        34 conhost.exe 17->34         started        process8 signatures9 71 Loading BitLocker PowerShell Module 19->71 36 conhost.exe 19->36         started        38 conhost.exe 22->38         started        40 conhost.exe 24->40         started        42 conhost.exe 26->42         started        44 conhost.exe 28->44         started        46 conhost.exe 30->46         started        73 Uses ping.exe to sleep 32->73 75 Uses ping.exe to check the status of other devices and networks 32->75 48 PING.EXE 1 32->48         started        51 PING.EXE 1 32->51         started        53 10 other processes 32->53 process10 dnsIp11 61 127.0.0.1 unknown unknown 48->61
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/66bc491ac60ff2af35a6b35984b68b5054b8f70b30c1b9e07d1c4e3163fdf767
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/66bc491ac60ff2af35a6b35984b68b5054b8f70b30c1b9e07d1c4e3163fdf767/
Threat name:
ByteCode-MSIL.Trojan.AsyncRAT
Create hunting rule
Status:
Malicious
First seen:
2024-04-27 22:26:02 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=m26esgwgb7zk6nngwnmyjnulkbklr5ylgda3tyd5drhdcy7565tq._file
Verdict:
malicious
Similar samples:
13d8b891a0f9c00af8c624a5bfd24f42d15fba3e19225d29b9af39cd9f8cea03
AsyncRAT
9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b
AsyncRAT
b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07
AsyncRAT
d0ccfefffd4ef338a7f0544462a2d3c572e90ce211df0aee17d3ffb04c39d62a
AsyncRAT
+ 656 additional samples on MalwareBazaar
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm execution persistence rat trojan
Link:
https://tria.ge/reports/240503-en3wzaef51/
Behaviour
Creates scheduled task(s)
Enumerates processes with tasklist
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Xworm
Malware Config
C2 Extraction:
your-purchasing.gl.at.ply.gg:35731
logo-active.gl.at.ply.gg:25835
Unpacked files
SH256 hash:
6b129d4a5aa3cc91abc19dae5922f857282d4c37e7f23df626d9b9ca8f845061
MD5 hash:
a788becf083156d7fac2be10c6d08d4e
SHA1 hash:
4ff004a365b01bd590667baf797d906a927ca218
Detections:
MALWARE_Win_XWorm
Create hunting rule
win_mal_XWorm
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
MALWARE_Win_AsyncRAT
Create hunting rule
Link:
https://www.unpac.me/results/a5cefe59-cfc9-4a18-a24c-416e591e980e/
SH256 hash:
66bc491ac60ff2af35a6b35984b68b5054b8f70b30c1b9e07d1c4e3163fdf767
MD5 hash:
11484da8db8f1bbeaff9b8b4b7387e7d
SHA1 hash:
8604e6082a89f9731beba669de3520788dd70d6a
Link:
https://www.unpac.me/results/a5cefe59-cfc9-4a18-a24c-416e591e980e/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/66bc491ac60f/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/66bc491ac60ff2af35a6b35984b68b5054b8f70b30c1b9e07d1c4e3163fdf767

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:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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.

Web download

AsyncRAT

Executable exe 66bc491ac60ff2af35a6b35984b68b5054b8f70b30c1b9e07d1c4e3163fdf767

(this sample)

  
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 (HIGH_ENTROPY_VA)high

Comments


Avatar
zbet commented on 2024-05-03 04:05:15 UTC

url : hxxps://loader.oxy.st/get/ff481eed8e53ac2a7061ffcaeee5b75b/neverlose-crack.exe