MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ccc8b0785fbfe6d9e9aeb55db3d61eda595b21567c12a06a4c15f48b2923baa2. 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: 13

Intelligence 13 IOCs YARA 35 File information Comments

SHA256 hash:	ccc8b0785fbfe6d9e9aeb55db3d61eda595b21567c12a06a4c15f48b2923baa2
SHA3-384 hash:	75d61cd1fa7f2c8419ca5816d696404b3a88ee748066e16756c1901bd18be03a99624ab2f6e3e03518f44e64b4d49616
SHA1 hash:	1d88e287db2b9bb659688d8b79e418d7504c3145
MD5 hash:	a378359637b5d95388debc25f568ce9f
humanhash:	beer-autumn-speaker-don
File name:	BootstraperNew.exe
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	1'806'093 bytes
First seen:	2025-02-08 15:03:10 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	b1c5b1beabd90d9fdabd1df0779ea832 (11 x CoinMiner, 10 x QuasarRAT, 8 x AsyncRAT)
ssdeep	49152:1Djlabwz9Om4Yd3cY6nbdoQi5i1kpMWQQx8:Zqw/4wKoQpWW
Threatray	477 similar samples on MalwareBazaar
TLSH	T1E785120AF6A809F8E0B7E53889574D13E7757C4913608B8F13A5166B2F673A0DE3E721
TrID	48.7% (.EXE) Win64 Executable (generic) (10522/11/4) 23.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 9.3% (.EXE) OS/2 Executable (generic) (2029/13) 9.2% (.EXE) Generic Win/DOS Executable (2002/3) 9.2% (.EXE) DOS Executable Generic (2000/1)
Magika	pebin
File icon (PE):
dhash icon	9494b494d4aeaeac (917 x DCRat, 486 x NirCmd, 172 x RedLineStealer)
Reporter	aachum
Tags:	AsyncRAT exe xworm

iamaachum

https://www.youtube.com/watch?v=PLTtPgwG6OA => https://workupload.com/start/EWAPCnehzcY

XWorm C2: set-reduces.gl.at.ply.gg:28950

Intelligence

File Origin

# of uploads :

# of downloads :

484

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

BootstraperNew.exe

Verdict:

Malicious activity

Analysis date:

2025-02-08 14:56:00 UTC

Tags:

evasion xworm enigma antivm delphi remote xor-url generic

Link:

https://app.any.run/tasks/20709f2d-a366-468e-b9f4-1ce8bbf704ee

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

Win.Packed.Bladabindi-10017056-0

Gathering data

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Searching for the window

Сreating synchronization primitives

Searching for synchronization primitives

Creating a file

Creating a process from a recently created file

Creating a file in the %temp% directory

Searching for analyzing tools

Using the Windows Management Instrumentation requests

DNS request

Connection attempt

Sending an HTTP GET request

Creating a process with a hidden window

Adding an exclusion to Microsoft Defender

Verdict:

Malicious

Labled as:

Win/malicious_confidence_70%

Link:

https://www.hybrid-analysis.com/sample/ccc8b0785fbfe6d9e9aeb55db3d61eda595b21567c12a06a4c15f48b2923baa2

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/c5fee894-969a-49aa-956b-4983dcb58ddb

Result

Threat name:

XWorm

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1610106

Signature

Adds a directory exclusion to Windows Defender

Antivirus detection for dropped file

Antivirus detection for URL or domain

Bypasses PowerShell execution policy

C2 URLs / IPs found in malware configuration

Check if machine is in data center or colocation facility

Connects to many ports of the same IP (likely port scanning)

Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

Drops PE files with benign system names

Found malware configuration

Hides threads from debuggers

Joe Sandbox ML detected suspicious sample

Loading BitLocker PowerShell Module

Machine Learning detection for dropped file

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

PE file contains section with special chars

PE file has nameless sections

Protects its processes via BreakOnTermination flag

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

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: Schedule system process

Sigma detected: Script Interpreter Execution From Suspicious Folder

Sigma detected: Suspect Svchost Activity

Sigma detected: Suspicious Script Execution From Temp Folder

Sigma detected: System File Execution Location Anomaly

Suricata IDS alerts for network traffic

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Tries to detect sandboxes and other dynamic analysis tools (window names)

Uses schtasks.exe or at.exe to add and modify task schedules

Yara detected XWorm

Behaviour

Behavior Graph:

Download SVG

Score:

96%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/ccc8b0785fbfe6d9e9aeb55db3d61eda595b21567c12a06a4c15f48b2923baa2

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/ccc8b0785fbfe6d9e9aeb55db3d61eda595b21567c12a06a4c15f48b2923baa2/

Threat name:

Win32.Ransomware.Xworm

Status:

Malicious

First seen:

2025-02-08 14:56:02 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

16 of 38 (42.11%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ztela6c7x7tnt2nowvo3hvq63jmvwikwpqjka2smcx2iwkjdxkra._file

Verdict:

malicious

Label(s):

xworm

AsyncRAT

2395de00a23d65cb4eb0805b96fb8f326f5045413b0d19185727e302b0133bcf

AsyncRAT

4c56a8b9240482001057f944497eaac980f91c8cb4c80a67dbf3c8706eb3990a

AsyncRAT

ce6f6b28c7c9e687a2664d31f1e4719143f23d96118a072f2116c72ed95e7ec5

AsyncRAT

d013f217195c38d4c65063ba7001c7e2bd2b131fa0e130e5f3814ea72f0dd91a

AsyncRAT

d45c18b4e1e2910557efbc6a4375feb6dd1faaf3b21efd892c11d7d695a4c261

AsyncRAT

error

AsyncRAT

+ 467 additional samples on MalwareBazaar

Result

Malware family:

xworm

Score:

10/10

Tags:

family:xworm discovery rat trojan

Link:

https://tria.ge/reports/250208-se6s6asqhq/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Program crash

System Location Discovery: System Language Discovery

System Network Configuration Discovery: Internet Connection Discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Looks up external IP address via web service

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Downloads MZ/PE file

Detect Xworm Payload

Xworm

Xworm family

Malware Config

C2 Extraction:

set-reduces.gl.at.ply.gg:28950

Verdict:

Malicious

Tags:

Win.Packed.Bladabindi-10017056-0 external_ip_lookup

YARA:

n/a

Link:

https://app.threat.zone/submission/510c8abd-9725-44d5-9261-e15310c24c44

Unpacked files

SH256 hash:

ccc8b0785fbfe6d9e9aeb55db3d61eda595b21567c12a06a4c15f48b2923baa2

MD5 hash:

a378359637b5d95388debc25f568ce9f

SHA1 hash:

1d88e287db2b9bb659688d8b79e418d7504c3145

Link:

https://www.unpac.me/results/cffc78c3-dcf7-453e-8cc9-2ee19d3aa790/

SH256 hash:

b2249f5105cc208e95d559ef92783eb1dc824fb6fca9a3596e6a0139161af502

MD5 hash:

3ae688a1356c87103f12f78f36d44c7d

SHA1 hash:

2e4d0a10a3b00f6effa14fba95a075bcaae217fb

Link:

https://www.unpac.me/results/cffc78c3-dcf7-453e-8cc9-2ee19d3aa790/

Malware family:

XWorm

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/ccc8b0785fbf/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/ccc8b0785fbfe6d9e9aeb55db3d61eda595b21567c12a06a4c15f48b2923baa2

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:	Borland Create hunting rule
Author:	malware-lu

Rule name:	ByteCode_MSIL_Backdoor_AsyncRAT Create hunting rule
Author:	ReversingLabs
Description:	Yara rule that detects AsyncRAT backdoor.

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

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

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

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

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

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:	EnigmaStub Create hunting rule
Author:	@bartblaze
Description:	Identifies Enigma packer stub.

Rule name:	EXE_RAT_XWorm_April2024 Create hunting rule
Author:	Yashraj Solanki - Cyber Threat Intelligence Analyst at Bridewell

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:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

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

Rule name:	SelfExtractingRAR Create hunting rule
Author:	Xavier Mertens
Description:	Detects an SFX archive with automatic script execution

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

Rule name:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

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)

Rule name:	test_Malaysia Create hunting rule
Author:	rectifyq
Description:	Detects file containing malaysia string

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

Rule name:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

Rule name:	win_xworm_bytestring Create hunting rule
Author:	Matthew @ Embee_Research
Description:	Detects bytestring present in unobfuscated xworm

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

Rule name:	XWorm Create hunting rule
Author:	ditekSHen
Description:	Detects XWorm

Rule name:	xworm_kingrat Create hunting rule
Author:	jeFF0Falltrades

File information

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

Web download

AsyncRAT

exe ccc8b0785fbfe6d9e9aeb55db3d61eda595b21567c12a06a4c15f48b2923baa2

(this sample)

Link

https://tria.ge/250208-r8x8fasmcl/

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (FORCE_INTEGRITY)	high

Reviews

ID	Capabilities	Evidence
GDI_PLUS_API	Interfaces with Graphics	gdiplus.dll::GdiplusStartup gdiplus.dll::GdiplusShutdown gdiplus.dll::GdipAlloc
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryExA KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetSystemInfo KERNEL32.dll::GetStartupInfoW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::AllocConsole KERNEL32.dll::AttachConsole KERNEL32.dll::WriteConsoleW KERNEL32.dll::FreeConsole KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateHardLinkW KERNEL32.dll::CreateFileW KERNEL32.dll::CreateFileMappingW KERNEL32.dll::DeleteFileW KERNEL32.dll::MoveFileW KERNEL32.dll::MoveFileExW

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