MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b76287db4bfe144f654a0a2a5082cc500282309e40eb09f1b8b0139834b0da84. 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

DonutLoader

Vendor detections: 15

Intelligence 15 IOCs YARA 21 File information Comments

SHA256 hash:	b76287db4bfe144f654a0a2a5082cc500282309e40eb09f1b8b0139834b0da84
SHA3-384 hash:	47264aa126fa259cad8e97b16e084f3b31654443bad7592c9e1a8c392243ca8b4cd6df706218281be7eef44806acf8b1
SHA1 hash:	15ae68fe001d2c871689b888b3c5be8db6488049
MD5 hash:	8c99148c6173a13860e41cb78ee92697
humanhash:	island-failed-louisiana-happy
File name:	file
Download:	download sample
Signature	DonutLoader Create hunting rule
File size:	2'451'456 bytes
First seen:	2025-12-16 07:12:18 UTC
Last seen:	2025-12-16 07:13:45 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	d42595b695fc008ef2c56aabd8efd68e (128 x Vidar, 92 x Rhadamanthys, 51 x Stealc)
ssdeep	24576:lGXSwzuMy8CZ/5DDgBxKZS4uW7VQ+A2ndWXA0GmcoeleTNj4HGu2+oc3rtSkgf:lGXRKMWZ/JD4wcmVQ+pWUmPJf
Threatray	244 similar samples on MalwareBazaar
TLSH	T1ACB57C4BBCE119FAC0ADA23088725195BB61BC452F3123D72E90B3782FB2BE09D75755
TrID	44.4% (.EXE) Win64 Executable (generic) (10522/11/4) 21.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 8.7% (.ICL) Windows Icons Library (generic) (2059/9) 8.5% (.EXE) OS/2 Executable (generic) (2029/13) 8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
Reporter	Bitsight
Tags:	donutloader dropped-by-amadey exe fbf543

Bitsight

url: http://178.16.55.189/files/371836541/zQgGAoN.exe

Intelligence

File Origin

# of uploads :

# of downloads :

103

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

_b76287db4bfe144f654a0a2a5082cc500282309e40eb09f1b8b0139834b0da84.exe

Verdict:

Malicious activity

Analysis date:

2025-12-16 07:13:39 UTC

Tags:

stealer golang

Link:

https://app.any.run/tasks/070bcdd1-2cde-4b4b-ab2b-8e0e13ea9995

Note:

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

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/45175/

Detection(s):

Win.Malware.Wingo-10058333-0

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6941068c4d2b81828c3b42db

Tags:

ransomware virus crypt

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

DNS request

Connection attempt

Sending a custom TCP request

Behavior that indicates a threat

Sending an HTTP GET request

Connection attempt to an infection source

Sending an HTTP GET request to an infection source

Query of malicious DNS domain

Verdict:

Malicious

Labled as:

WinGo/ShellcodeRunner.UG trojan

Link:

https://www.hybrid-analysis.com/sample/b76287db4bfe144f654a0a2a5082cc500282309e40eb09f1b8b0139834b0da84

Verdict:

Malicious

File Type:

exe x64

First seen:

2025-12-16T04:20:00Z UTC

Last seen:

2025-12-16T06:25:00Z UTC

Hits:

~100

Detections:

PDM:Trojan.Win32.Generic Trojan.Win64.DonutInjector.sb Trojan.Win64.Donut.sb Trojan.Win64.Agentb.sb Trojan.Win32.Shellcode.sb Trojan.Win32.Shellcode.jol Trojan-PSW.Vidar.HTTP.C&C

Link:

https://opentip.kaspersky.com/b76287db4bfe144f654a0a2a5082cc500282309e40eb09f1b8b0139834b0da84/results?tab=lookup

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/bdd865d7-2e30-4c18-89a0-3273cadce431

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/b76287db4bfe144f654a0a2a5082cc500282309e40eb09f1b8b0139834b0da84

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

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

Link:

https://app.malva.re/file/8c99148c6173a13860e41cb78ee92697

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b76287db4bfe144f654a0a2a5082cc500282309e40eb09f1b8b0139834b0da84/

Verdict:

Malicious

Threat:

Family.DONUTLOADER

Link:

https://tip.neiki.dev/file/b76287db4bfe144f654a0a2a5082cc500282309e40eb09f1b8b0139834b0da84

Threat name:

Win64.Trojan.ShellcodeRunner

Status:

Malicious

First seen:

2025-12-16 07:13:15 UTC

File Type:

PE+ (Exe)

AV detection:

14 of 23 (60.87%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=w5ripw2l7yke6zkkbivfbawmkabieme6idvqt4nywajzqnfq3kca._file

Verdict:

malicious

Label(s):

maskgramstealer

Result

Malware family:

donutloader

Score:

10/10

Tags:

family:donutloader discovery loader spyware stealer

Link:

https://tria.ge/reports/251216-h161yawmgq/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Drops file in Windows directory

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Reads WinSCP keys stored on the system

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Detects DonutLoader

DonutLoader

Donutloader family

Verdict:

Suspicious

Tags:

Suspicious_POST_body

YARA:

n/a

Link:

https://app.threat.zone/submission/70d73dfa-608c-43bf-8272-36c5db6329a1

Unpacked files

SH256 hash:

b76287db4bfe144f654a0a2a5082cc500282309e40eb09f1b8b0139834b0da84

MD5 hash:

8c99148c6173a13860e41cb78ee92697

SHA1 hash:

15ae68fe001d2c871689b888b3c5be8db6488049

Link:

https://www.unpac.me/results/e595a4ae-2baf-4375-acfc-b17f61afce90/

Malware family:

DonutLoader

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/b76287db4bfe/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

0.98

Link:

https://yomi.yoroi.company/submissions/b76287db4bfe144f654a0a2a5082cc500282309e40eb09f1b8b0139834b0da84

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:	command_and_control Create hunting rule
Author:	CD_R0M_
Description:	This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group

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

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

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

Rule name:	DetectGoMethodSignatures Create hunting rule
Author:	Wyatt Tauber
Description:	Detects Go method signatures in unpacked Go binaries

Rule name:	Detect_Go_GOMAXPROCS Create hunting rule
Author:	Obscurity Labs LLC
Description:	Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata

Rule name:	GoBinTest Create hunting rule

Rule name:	golang Create hunting rule

Rule name:	Golangmalware Create hunting rule
Author:	Dhanunjaya
Description:	Malware in Golang

Rule name:	golang_binary_string Create hunting rule
Description:	Golang strings present

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

Rule name:	golang_duffcopy_amd64 Create hunting rule

Rule name:	HiveRansomware Create hunting rule
Author:	Dhanunjaya
Description:	Yara Rule To Detect Hive V4 Ransomware

Rule name:	identity_golang Create hunting rule
Author:	Eric Yocam
Description:	find Golang malware

Rule name:	ProgramLanguage_Golang Create hunting rule
Author:	albertzsigovits
Description:	Application written in Golang programming language

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

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

File information

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

Web download

DonutLoader

exe b76287db4bfe144f654a0a2a5082cc500282309e40eb09f1b8b0139834b0da84

(this sample)

Dropped by

Amadey

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3734461/

Cape

https://www.capesandbox.com/analysis/45175/

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