MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 39505bf9b61e4886a5e886d9ec0b50f00ce691c8c7c6934fdb62a90ee0eb7997. 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

Neshta

Vendor detections: 18

Intelligence 18 IOCs YARA 22 File information Comments

SHA256 hash:	39505bf9b61e4886a5e886d9ec0b50f00ce691c8c7c6934fdb62a90ee0eb7997
SHA3-384 hash:	74a6ab7e39738e100fab2d5a3e7e4e2d5512cb87de86e339dd1d87f80365271365963479af42664f6fc033a8299485ac
SHA1 hash:	5f4caa9c70e3aa6994c76a416a3192b272879475
MD5 hash:	7e7c78851deff9d56a07aa149014f4f0
humanhash:	pasta-golf-jupiter-xray
File name:	XClient.exe
Download:	download sample
Signature	Neshta Create hunting rule
File size:	103'424 bytes
First seen:	2025-02-07 07:22:54 UTC
Last seen:	2025-02-12 15:07:01 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	9f4693fc0c511135129493f2161d1e86 (250 x Neshta, 15 x Formbook, 14 x AgentTesla)
ssdeep	1536:JxqjQ+P04wsmJCgQ5eVOH9SNI5bj/OWVsqXl9ikVruPWVRDFaNIp1kbgwyr:sr85CAVOHUNIbj/OYlXqe1EIbkbgnr
Threatray	751 similar samples on MalwareBazaar
TLSH	T163A3AE14F7F28532E1BE5FF84CB16241C53AB6336C2657AF68D4058E9E2B6C4CD086E6
TrID	86.8% (.EXE) Win32 Executable Borland Delphi 6 (262638/61) 3.4% (.EXE) Win64 Executable (generic) (10522/11/4) 3.3% (.EXE) DOS Borland compiled Executable (generic) (10000/1/2) 2.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 1.4% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
Reporter	JAMESWT_WT
Tags:	74-249-113-208 exe github-com--mailclone2500 Neshta xworm

Intelligence

File Origin

# of uploads :

# of downloads :

494

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

https://github.com/mailclone2500/stealer

Verdict:

Malicious activity

Analysis date:

2024-11-06 20:13:07 UTC

Tags:

github lumma stealer telegram evasion arch-doc

Link:

https://app.any.run/tasks/776e00de-2001-4ac2-8146-6d5bed4a622c

Note:

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

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67a5b63cab8a2d1c6bcd64de

Tags:

downloader dropper neshta virus

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Creating a file in the %temp% subdirectories

Сreating synchronization primitives

Creating a process from a recently created file

Creating a file in the Windows directory

Modifying an executable file

Connection attempt

Creating a file in the Program Files subdirectories

Creating a file

Unauthorized injection to a recently created process

Enabling autorun with the shell\open\command registry branches

Infecting executable files

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-vm asyncrat backdoor borland_delphi fingerprint neshta obfuscated overlay packed packer_detected rat xworm

Link:

https://www.filescan.io/uploads/67a5b4e91ee194700efdb748/reports/84449398-09bb-440f-8b64-5f86ff0f7002/overview

Verdict:

Malicious

Labled as:

Neshta.A

Link:

https://www.hybrid-analysis.com/sample/39505bf9b61e4886a5e886d9ec0b50f00ce691c8c7c6934fdb62a90ee0eb7997

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

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/c2140820-e3c4-4505-a2ec-96f8e5b701bd

Result

Threat name:

Neshta, XWorm

Detection:

malicious

Classification:

spre.troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1609031

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

Antivirus detection for dropped file

C2 URLs / IPs found in malware configuration

Creates an undocumented autostart registry key

Drops executable to a common third party application directory

Drops or copies MsMpEng.exe (Windows Defender, likely to bypass HIPS)

Drops PE files with a suspicious file extension

Found malware configuration

Infects executable files (exe, dll, sys, html)

Joe Sandbox ML detected suspicious sample

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

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

Sample uses string decryption to hide its real strings

Suricata IDS alerts for network traffic

Yara detected Neshta

Yara detected XWorm

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/39505bf9b61e4886a5e886d9ec0b50f00ce691c8c7c6934fdb62a90ee0eb7997

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/39505bf9b61e4886a5e886d9ec0b50f00ce691c8c7c6934fdb62a90ee0eb7997/

Threat name:

Win32.Virus.Neshta

Status:

Malicious

First seen:

2025-02-07 05:32:53 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

37 of 38 (97.37%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=hfifx6nwdzeinjpiq3m6yc2q6agoneoiy7djgt63mkuq5yhlpglq._file

Verdict:

malicious

Label(s):

neshta

Neshta

0c0c9a19db1f89d94ddcd8af54fa631798e3ccc82743faae6d9818759f2dbcc1

Neshta

548e403cfad22d1e87842b66925f31b64cae77d1f5371b845cb1dcd66fe99a92

Neshta

889c2ec3e88c2a47de4bcc6d88cb74d21a01088330fb240788c81968ba16155b

Neshta

d5f162d4ab50a806c77d3462307ddaefb30135bb6a8ecbe75afc253a2c3cbd2c

Neshta

dcd991e908b442aabbb173c5dcc29bb2f1444d64e128a989b281ebb9afc9a1b0

Neshta

error

Neshta

+ 741 additional samples on MalwareBazaar

Result

Malware family:

xworm

Score:

10/10

Tags:

family:neshta family:xworm discovery persistence rat spyware stealer trojan

Link:

https://tria.ge/reports/250207-h7yyxatmay/

Behaviour

Modifies registry class

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Drops file in Program Files directory

Drops file in Windows directory

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Modifies system executable filetype association

Reads user/profile data of web browsers

Detect Neshta payload

Detect Xworm Payload

Neshta

Neshta family

Xworm

Xworm family

Malware Config

C2 Extraction:

127.0.0.1:6000
74.249.113.208:6000

Verdict:

Malicious

Tags:

rat xworm trojan neshta Win.Trojan.Neshuta-1

YARA:

win_mal_XWorm MALWARE_Win_XWorm EXE_Virus_Neshta_March2024 Windows_Virus_Neshta_2a5a14c8 MAL_Neshta_Generic MALWARE_Win_Neshta MAL_Malware_Imphash_Mar23_1

Link:

https://app.threat.zone/submission/3ad5d360-822a-4e0f-a39c-60f850d39ab8

Unpacked files

SH256 hash:

39505bf9b61e4886a5e886d9ec0b50f00ce691c8c7c6934fdb62a90ee0eb7997

MD5 hash:

7e7c78851deff9d56a07aa149014f4f0

SHA1 hash:

5f4caa9c70e3aa6994c76a416a3192b272879475

Detections:

win_neshta_auto

win_xworm_w0

win_neshta_g0

Neshta

Link:

https://www.unpac.me/results/61013e45-0b36-4240-a594-57f7bd8092ea/

Malware family:

XWorm

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/39505bf9b61e/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/39505bf9b61e4886a5e886d9ec0b50f00ce691c8c7c6934fdb62a90ee0eb7997

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

Rule name:	EXE_Virus_Neshta_March2024 Create hunting rule
Author:	Yashraj Solanki - Cyber Threat Intelligence Analyst at Bridewell

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_Neshta Create hunting rule
Author:	ditekSHen
Description:	Detects Neshta

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

Rule name:	MAL_Malware_Imphash_Mar23_1 Create hunting rule
Author:	Arnim Rupp
Description:	Detects malware by known bad imphash or rich_pe_header_hash
Reference:	https://yaraify.abuse.ch/statistics/

Rule name:	MAL_Neshta_Generic Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Neshta malware
Reference:	Internal Research

Rule name:	MAL_Neshta_Generic_RID2DC9 Create hunting rule
Author:	Florian Roth
Description:	Detects Neshta malware
Reference:	Internal Research

Rule name:	neshta_v1 Create hunting rule
Author:	RandomMalware

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

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	shellcode Create hunting rule
Author:	nex
Description:	Matched shellcode byte patterns

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:	Windows_Virus_Neshta_2a5a14c8 Create hunting rule
Author:	Elastic Security

Rule name:	win_neshta_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator

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

Rule name:	xworm Create hunting rule
Author:	jeFF0Falltrades

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.

No further information available

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_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
MULTIMEDIA_API	Can Play Multimedia	gdi32.dll::StretchDIBits
SHELL_API	Manipulates System Shell	shell32.dll::ShellExecuteA
WIN32_PROCESS_API	Can Create Process and Threads	kernel32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	kernel32.dll::GetDriveTypeA kernel32.dll::GetStartupInfoA kernel32.dll::GetCommandLineA
WIN_BASE_EXEC_API	Can Execute other programs	kernel32.dll::WinExec
WIN_BASE_IO_API	Can Create Files	kernel32.dll::CreateDirectoryA kernel32.dll::CreateFileA kernel32.dll::DeleteFileA kernel32.dll::GetWindowsDirectoryA kernel32.dll::GetFileAttributesA kernel32.dll::FindFirstFileA
WIN_REG_API	Can Manipulate Windows Registry	advapi32.dll::RegOpenKeyExA advapi32.dll::RegQueryValueExA advapi32.dll::RegSetValueExA

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