MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c89e79c7b9ceb8f6119e162a8b1cb60e917414b23f5d1bd9af18484afcf5a744. 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: 10

Intelligence 10 IOCs YARA 5 File information Comments 1

SHA256 hash:	c89e79c7b9ceb8f6119e162a8b1cb60e917414b23f5d1bd9af18484afcf5a744
SHA3-384 hash:	861bdd7a65ed11b3e19a048492c974177d8cd9c419c36bdd20dd17590b21f563419b6f467f3b6df5e1f869f691f9615e
SHA1 hash:	7318b132184dc61d2d4ab0cafcb92f4d42713e46
MD5 hash:	f5aa3f31bda65602bba172cef64877f7
humanhash:	speaker-nineteen-twenty-hotel
File name:	f5aa3f31bda65602bba172cef64877f7
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	3'570'337 bytes
First seen:	2024-05-10 14:20:25 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	0ae9e38912ff6bd742a1b9e5c003576a (10 x DCRat, 7 x RedLineStealer, 4 x AsyncRAT)
ssdeep	98304:nyrsvYKsYfAlXxgc2qWybQBKDHb/JCyAO+:FYw2ycNlbdTb/4yAO+
Threatray	1'368 similar samples on MalwareBazaar
TLSH	T155F53303BAC884B1D49324335729EB21D77CFD221F2D87C7A354565E9E264C08A7AFB6
TrID	89.0% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39) 3.5% (.EXE) Win64 Executable (generic) (10523/12/4) 2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 1.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 1.5% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):
dhash icon	9494b494d4aeaeac (832 x DCRat, 172 x RedLineStealer, 134 x CryptOne)
Reporter	zbetcheckin
Tags:	32 AsyncRAT exe

Intelligence

File Origin

# of uploads :

# of downloads :

363

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

c89e79c7b9ceb8f6119e162a8b1cb60e917414b23f5d1bd9af18484afcf5a744.exe

Verdict:

Malicious activity

Analysis date:

2024-05-10 14:27:09 UTC

Tags:

remote xworm

Link:

https://app.any.run/tasks/08484c53-d3cf-4590-80c2-9841090e0f3d

Note:

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

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Searching for the window

Сreating synchronization primitives

Searching for synchronization primitives

Creating a file in the %temp% directory

Creating a process from a recently created file

Searching for analyzing tools

Connection attempt

Verdict:

Malicious

Labled as:

Win/malicious_confidence_70%

Link:

https://www.hybrid-analysis.com/sample/c89e79c7b9ceb8f6119e162a8b1cb60e917414b23f5d1bd9af18484afcf5a744

Malware family:

XWorm

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/db5c580c-7ace-4ebd-986a-e8b8e8eaa39d

Result

Threat name:

XWorm

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1439672

Signature

Antivirus detection for dropped file

C2 URLs / IPs found in malware configuration

Detected unpacking (changes PE section rights)

Found malware configuration

Hides threads from debuggers

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

PE file contains section with special chars

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

Query firmware table information (likely to detect VMs)

Sample uses string decryption to hide its real strings

Snort IDS alert for network traffic

Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)

Tries to detect sandboxes / dynamic malware analysis system (registry check)

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

Yara detected XWorm

Behaviour

Behavior Graph:

Download SVG

Score:

96%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/c89e79c7b9ceb8f6119e162a8b1cb60e917414b23f5d1bd9af18484afcf5a744

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c89e79c7b9ceb8f6119e162a8b1cb60e917414b23f5d1bd9af18484afcf5a744/

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=zcphtr5zz24pmem6cyviwhfwb2ixiffsh5orxwnpdbeev7hvu5ca._file

Verdict:

malicious

AsyncRAT

7286f654cd20d04b97fe0eac2f6ab36e6503c33b9747512043684b210ca4c87f

AsyncRAT

7315002d20a661dfb3c4ddec0e5443879fcfd45f84e5bed8df0dcb730c5a3b4c

AsyncRAT

79b602eb2703918564bbfa01cded77f8e8308adbeec88a6709d2d78f7509a9a9

AsyncRAT

d53bf41616a88bda36fcc57594529271ac4abf4a568cac98af802592145d0396

AsyncRAT

eff25e4f37052bfd3d8e82cb7d1f6f16119cfbc6177f29d0697ae0d90cb87837

AsyncRAT

+ 1'358 additional samples on MalwareBazaar

Result

Malware family:

n/a

Score:

9/10

Tags:

evasion themida trojan

Link:

https://tria.ge/reports/240510-rnz7asad8s/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Suspicious use of NtSetInformationThreadHideFromDebugger

Checks whether UAC is enabled

Checks BIOS information in registry

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Themida packer

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Unpacked files

SH256 hash:

dcb842f5e0da9d486cad34d4b809dcaadf9ec4d6991fdb22bdc9aea66489ad1a

MD5 hash:

c02a029c978f13b753c6b578b1588c75

SHA1 hash:

e125d59451e7f467bfd329a00a506decbcd91d83

Link:

https://www.unpac.me/results/5b05a65d-bed5-48e6-883e-2f24711c273d/

SH256 hash:

c89e79c7b9ceb8f6119e162a8b1cb60e917414b23f5d1bd9af18484afcf5a744

MD5 hash:

f5aa3f31bda65602bba172cef64877f7

SHA1 hash:

7318b132184dc61d2d4ab0cafcb92f4d42713e46

Link:

https://www.unpac.me/results/5b05a65d-bed5-48e6-883e-2f24711c273d/

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/c89e79c7b9ceb8f6119e162a8b1cb60e917414b23f5d1bd9af18484afcf5a744

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

Rule name:	maldoc_find_kernel32_base_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

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

File information

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

Web download

AsyncRAT

exe c89e79c7b9ceb8f6119e162a8b1cb60e917414b23f5d1bd9af18484afcf5a744

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2845614/

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 (HIGH_ENTROPY_VA)	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

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zbet commented on 2024-05-10 14:20:26 UTC

url : hxxp://a0980248.xsph.ru/kis.exe