MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c516aacac2686547b0261c0612b5c8085390b6736c71ad3e90e2f855c8709e2a. 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: 12

Intelligence 12 IOCs YARA 27 File information Comments

SHA256 hash:	c516aacac2686547b0261c0612b5c8085390b6736c71ad3e90e2f855c8709e2a
SHA3-384 hash:	e93f2ed172f96934335b10ab6a1920cd830a713f900a393b45736fcc532672702bfe488867532d714acb61463b54e6f8
SHA1 hash:	13c2663c15a2c27789686730a1b52e2ddffbef22
MD5 hash:	58458c8769daca288527b1d1af95cbf1
humanhash:	eight-venus-mexico-stairway
File name:	c516aacac2686547b0261c0612b5c8085390b6736c71ad3e90e2f855c8709e2a
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	1'230'336 bytes
First seen:	2026-09-10 11:09:29 UTC
Last seen:	2026-10-19 07:19:34 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	aff49c8e3178cf6bff89b55da167fda4 (3 x AsyncRAT)
ssdeep	24576:rIXX/qaaXPpP732gvVVIF+ds/0bVbhS1oDs90AdH:rQX/qr2F+i0bNhS3H
TLSH	T17F45AE19E3D942F8E523D234CBA65232E77178060365B9EB0799EA152F73ED06B3E311
TrID	37.0% (.EXE) Win64 Executable (generic) (6522/11/2) 28.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 11.5% (.EXE) OS/2 Executable (generic) (2029/13) 11.3% (.EXE) Generic Win/DOS Executable (2002/3) 11.3% (.EXE) DOS Executable (generic) (2000/1)
Magika	pebin
Reporter	adrian__luca
Tags:	AsyncRAT exe

Intelligence

File Origin

# of uploads :

# of downloads :

164

Origin country :

Vendor Threat Intelligence

No detections

Detection:

XWorm

Link:

https://www.capesandbox.com/analysis/84920/

Verdict:

Malicious

Score:

93.3%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ac96ac8269d1e73157c91a5

Tags:

shellcode autorun virus

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching a process

Сreating synchronization primitives

Launching a service

Using the Windows Management Instrumentation requests

Connection attempt to an infection source

Sending a TCP request to an infection source

Enabling autorun by creating a file

Unauthorized injection to a system process

Verdict:

Malicious

Labled as:

Yogi.Generic

Link:

https://www.hybrid-analysis.com/sample/c516aacac2686547b0261c0612b5c8085390b6736c71ad3e90e2f855c8709e2a

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-08-25T04:10:00Z UTC

Last seen:

2026-09-12T08:48:00Z UTC

Hits:

~1000

Link:

https://opentip.kaspersky.com/c516aacac2686547b0261c0612b5c8085390b6736c71ad3e90e2f855c8709e2a/results?tab=lookup

Malware family:

XWorm

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/79e0eadf-7911-40a3-a97a-b20bde42d41c

Score:

95%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/c516aacac2686547b0261c0612b5c8085390b6736c71ad3e90e2f855c8709e2a

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64

Link:

https://app.malva.re/file/58458c8769daca288527b1d1af95cbf1

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c516aacac2686547b0261c0612b5c8085390b6736c71ad3e90e2f855c8709e2a/

Threat name:

Win64.Backdoor.Purelogstealer

Status:

Malicious

First seen:

2026-08-25 08:09:38 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

25 of 36 (69.44%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=yulkvswcnbsupmbgdqdbfnoibbjzbnttnry22puq4l4flsdqtyva._file

Result

Malware family:

xworm

Score:

10/10

Tags:

family:xworm discovery persistence privilege_escalation rat trojan

Link:

https://tria.ge/reports/260910-m933vsv1a1/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Creates a file in the Startup directory

Detect Xworm Payload

Family: Xworm

Malware Config

C2 Extraction:

103.83.86.174:2929

Unpacked files

SH256 hash:

c516aacac2686547b0261c0612b5c8085390b6736c71ad3e90e2f855c8709e2a

MD5 hash:

58458c8769daca288527b1d1af95cbf1

SHA1 hash:

13c2663c15a2c27789686730a1b52e2ddffbef22

Link:

https://www.unpac.me/results/2b9a13de-f9a2-4477-98a7-a0a446f272d2/

Malware family:

XWorm

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/c516aacac268/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:	ByteCode_MSIL_Backdoor_AsyncRAT Create hunting rule
Author:	ReversingLabs
Description:	Yara rule that detects AsyncRAT backdoor.

Rule name:	CP_Script_Inject_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerCheck__MemoryWorkingSet Create hunting rule
Author:	Fernando Mercês
Description:	Anti-debug process memory working set size check
Reference:	http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/

Rule name:	Detect_PowerShell_Obfuscation Create hunting rule
Author:	daniyyell
Description:	Detects obfuscated PowerShell commands commonly used in malicious scripts.

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA Create hunting rule
Author:	ditekSHen
Description:	Detects Windows executables referencing non-Windows User-Agents

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:	NET Create hunting rule
Author:	malware-lu

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	Njrat Create hunting rule
Author:	botherder https://github.com/botherder
Description:	Njrat

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	pe_imphash Create hunting rule

Rule name:	rat_win_xworm_v3 Create hunting rule
Author:	Sekoia.io
Description:	Finds XWorm (version XClient, v3) samples based on characteristic strings

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SEH__vectored Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

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:	Sus_CMD_Powershell_Usage Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

Rule name:	ThreadControl__Context Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:	https://cyfare.net/

Rule name:	VECT_Ransomware Create hunting rule
Author:	Mustafa Bakhit
Description:	Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

Rule name:	win_xworm_w0 Create hunting rule
Author:	jeFF0Falltrades
Description:	Detects win.xworm.

Rule name:	xworm Create hunting rule
Author:	jeFF0Falltrades

File information

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

Cape

https://www.capesandbox.com/analysis/84920/

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample