MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f3da1cd07b0b75677db8728683206e463680c0e10333a35ca37977445426e09. 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: 16


Intelligence 16 IOCs YARA 15 File information Comments
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SHA256 hash: 8f3da1cd07b0b75677db8728683206e463680c0e10333a35ca37977445426e09
SHA3-384 hash: 91045ad645b15e02c92362cf0dad310860b7ea7096fbf854b7fe00d5d88810c65d5b4ccb8aa2ee6082a491989189bbc3
SHA1 hash: a763d01f4dfa0e0067c8c740f5520729de190295
MD5 hash: e7807ac712edf628b46487cc7f881e26
humanhash: mexico-robin-charlie-low
File name:e7.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:79'872 bytes
First seen:2023-11-24 13:35:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 1536:B8MQ8NcLvefQzKvZ53323McKbPa+yhcuHG6gReOwGFoKOiL:VQqcLaQzupLbPLyhf4ReOwkUiL
TLSH T1E5739C5C37E54925E2FF5BF058F27642CA38EA575D03D22F24CA018A172BA89CD417EB
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter 0x746f6d6669
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
341
Origin country :
DE DE
Vendor Threat Intelligence
Detection:
XWorm
Create hunting rule
Link:
https://www.capesandbox.com/analysis/460019/
Detection(s):
Win.Packed.njRAT-10002074-1
Create hunting rule

Win.Packed.Msilzilla-10002982-0
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ditekSHen.MALWARE.Win.Trojan.AsyncRAT.UNOFFICIAL
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ditekSHen.MALWARE.Win.XWorm.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
DNS request
Sending an HTTP GET request
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm cmd explorer fingerprint hook keylogger lolbin packed replace schtasks schtasks xworm
Link:
https://www.filescan.io/uploads/6560a6c51abc4cc67ceef40f/reports/aba078f2-1b12-48d9-9539-921638404a2d/overview
Verdict:
Malicious
Labled as:
Backdoor.MSIL.XWorm
Link:
https://www.hybrid-analysis.com/sample/8f3da1cd07b0b75677db8728683206e463680c0e10333a35ca37977445426e09
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.
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/dc4afc4d-7ed8-43d3-ba68-bec1eeda88df
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1347427
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected Generic Downloader
Yara detected Telegram Recon
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8f3da1cd07b0b75677db8728683206e463680c0e10333a35ca37977445426e09
Detection:
xworm
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8f3da1cd07b0b75677db8728683206e463680c0e10333a35ca37977445426e09/
Threat name:
ByteCode-MSIL.Backdoor.XWorm
Create hunting rule
Status:
Malicious
First seen:
2023-11-23 11:26:36 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
20 of 23 (86.96%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r462dtihwc3vm563q4ugqmqg4rrwqdaocaztunokg6lxirkcnyeq._file
Verdict:
malicious
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm persistence rat trojan
Link:
https://tria.ge/reports/231124-qv8xcacd6z/
Behaviour
Creates scheduled task(s)
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
Looks up external IP address via web service
Checks computer location settings
Drops startup file
Executes dropped EXE
Detect Xworm Payload
Xworm
Malware Config
C2 Extraction:
specified-cuba.gl.at.ply.gg:7593
Unpacked files
SH256 hash:
8f3da1cd07b0b75677db8728683206e463680c0e10333a35ca37977445426e09
MD5 hash:
e7807ac712edf628b46487cc7f881e26
SHA1 hash:
a763d01f4dfa0e0067c8c740f5520729de190295
Detections:
XWorm
Create hunting rule
win_delivery_check_g0
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MALWARE_Win_AsyncRAT
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win_xworm_bytestring
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win_xworm_simple_strings
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MALWARE_Win_XWorm
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INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
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INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
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Link:
https://www.unpac.me/results/4c3aef47-0fbf-4a4d-917e-82e95cd22d32/
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/8f3da1cd07b0b75677db8728683206e463680c0e10333a35ca37977445426e09

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Author:ditekSHen
Description:Detects executables using Telegram Chat Bot
Rule name:MALWARE_Win_AsyncRAT
Create hunting rule
Author:ditekSHen
Description:Detects AsyncRAT
Rule name:MALWARE_Win_XWorm
Create hunting rule
Author:ditekSHen
Description:Detects XWorm
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
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
Rule name:SUSP_DOTNET_PE_List_AV
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs
Rule name:win_delivery_check_g0
Create hunting rule
Rule name:win_xworm_bytestring
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects bytestring present in unobfuscated xworm
Rule name:win_xworm_simple_strings
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects simple strings present in unobfuscated xworm

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/460019/

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