MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a42211a1473beae5b4cc46448d2f5ebef5abcf0127eb4fd89bbfc1b7f79c96ad. 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

SkuldStealer

Vendor detections: 13

Intelligence 13 IOCs YARA 53 File information Comments

SHA256 hash:	a42211a1473beae5b4cc46448d2f5ebef5abcf0127eb4fd89bbfc1b7f79c96ad
SHA3-384 hash:	b0a2f4b093d44719a7fa4796c11df05c2fd4e5222c07a316dee01f1b2253b48fb46b0251c77e2e2c4a197dea5001ae3e
SHA1 hash:	44f34e38c1227bd5158647037a31d18f61eb2a44
MD5 hash:	f6ea7c5fa4fded8709bb547db8eb28dd
humanhash:	finch-east-snake-alanine
File name:	a42211a1473beae5b4cc46448d2f5ebef5abcf0127eb4fd89bbfc1b7f79c96ad.exe
Download:	download sample
Signature	SkuldStealer Create hunting rule
File size:	29'963'776 bytes
First seen:	2026-11-11 02:05:38 UTC
Last seen:	2026-11-11 02:18:16 UTC
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	2b2bed2bb25c7b08cbe837c36f3d4e14 (1 x SkuldStealer)
ssdeep	24576:CuOVPXlWKq1pFFGEzJKBJi7UGaU1uqYqpaoBrOFe6h3/avmiIJNXJkHfTguTT+4z:z+cOK6/5c7uOjV6i4qV
TLSH	T16667CFC9B62A8CC2EC013EF5AC111EC75F5486318A680159357B2D488F6F5FACD4EEB9
TrID	39.8% (.EXE) Generic Win/DOS Executable (2002/3) 39.7% (.EXE) DOS Executable (generic) (2000/1) 20.0% (.SCORE) Music Craft Score (1007/6) 0.3% (.DBF) Sybase iAnywhere database files (19/3)
Magika	pebin
Reporter	Tuxxin
Tags:	exe SkuldStealer

Intelligence

File Origin

# of uploads :

# of downloads :

182

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

exe

Verdict:

No threats detected

Analysis date:

2026-11-11 02:07:03 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/def41001-6d7b-4ddf-8391-2f0d3ba165eb

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/99306/

Verdict:

Malicious

Score:

90.2%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6af3cd9bbeffd05f052af0d7

Tags:

injection extens virus

Result

Verdict:

Clean

Maliciousness:

Behaviour

Sending a custom TCP request

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-debug anti-vm hacktool overlay packed packed stealer

Link:

https://www.filescan.io/uploads/6af3cd96d9c2b4bc0c33ffa9/reports/b25aec28-4225-4eba-87ac-a5e236128879/overview

Verdict:

Malicious

Labled as:

Lazy.Generic

Link:

https://www.hybrid-analysis.com/sample/a42211a1473beae5b4cc46448d2f5ebef5abcf0127eb4fd89bbfc1b7f79c96ad

Verdict:

Malicious

File Type:

exe x64

Link:

https://opentip.kaspersky.com/a42211a1473beae5b4cc46448d2f5ebef5abcf0127eb4fd89bbfc1b7f79c96ad/results?tab=lookup

Result

Threat name:

Go Stealer, Skuld Stealer

Detection:

malicious

Classification:

troj.spyw.evad

Score:

68 / 100

Link:

https://www.joesandbox.com/analysis/2003784

Signature

Multi AV Scanner detection for submitted file

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

Yara detected Go Stealer

Yara detected Skuld Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

83%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/a42211a1473beae5b4cc46448d2f5ebef5abcf0127eb4fd89bbfc1b7f79c96ad

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

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

Link:

https://app.malva.re/file/f6ea7c5fa4fded8709bb547db8eb28dd

Gathering data

Threat name:

Win64.Trojan.AdvML

Status:

Malicious

First seen:

2026-11-11 03:17:38 UTC

AV detection:

17 of 38 (44.74%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=uqrbdikhhpvolngmizci2l26x322xtybe7vu7we3x7a3p544s2wq._file

Result

Malware family:

n/a

Score:

7/10

Tags:

defense_evasion discovery persistence privilege_escalation spyware stealer trojan

Link:

https://tria.ge/reports/261111-cjhn5ade86/

Behaviour

GoLang User-Agent

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Browser Information Discovery

Event Triggered Execution: Netsh Helper DLL

Modifies trusted root certificate store through registry

Reads the TCP/IP host and domain name from the registry

System Network Configuration Discovery: Wi-Fi Discovery

Checks installed software on the system

Looks up external IP address via web service

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Malware Family:

n/a

Verdict:

Suspicious

Tags:

n/a

YARA:

BlacklistAnalysisTool INDICATOR_SUSPICIOUS_References_SecTools dbgdetect_procs BlacklistSandbox UNPROTECT_disable_process Detect_Monitoring

Link:

https://app.threat.zone/submission/309d8ef5-b205-4e58-82e4-8485f7ec813e

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/a42211a1473b/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/a42211a1473beae5b4cc46448d2f5ebef5abcf0127eb4fd89bbfc1b7f79c96ad

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:	aix Create hunting rule
Author:	Tim Brown @timb_machine
Description:	AIX binary

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:	data_manipulation Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects data manipulation routines including XOR encoding, Base64 references, and RC4 PRGA encryption

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:	dependsonpythonailib Create hunting rule
Author:	Tim Brown
Description:	Hunts for dependencies on Python AI libraries

Rule name:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

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:	dsc Create hunting rule
Author:	Aaron DeVera
Description:	Discord domains

Rule name:	enterpriseapps2 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Enterprise apps

Rule name:	enterpriseunix2 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Enterprise UNIX

Rule name:	exploit_any_poppopret Create hunting rule
Author:	Jeff White [karttoon@gmail.com] @noottrak
Description:	Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.

Rule name:	FreddyBearDropper Create hunting rule
Author:	Dwarozh Hoshiar
Description:	Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.

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:	Golang_Find_CSC846 Create hunting rule
Author:	Ashar Siddiqui
Description:	Find Go Signatuers

Rule name:	Golang_Find_CSC846_Simple Create hunting rule
Author:	Ashar Siddiqui
Description:	Find Go Signatuers

Rule name:	grakate_stealer_nov_2021 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:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore Create hunting rule
Author:	ditekSHen
Description:	Detects executables containing SQL queries to confidential data stores. Observed in infostealers

Rule name:	INDICATOR_SUSPICIOUS_References_SecTools Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many IR and analysis tools

Rule name:	ldpreload Create hunting rule
Author:	xorseed
Reference:	https://stuff.rop.io/

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

Rule name:	Multi_Generic_Threat_19854dc2 Create hunting rule
Author:	Elastic Security

Rule name:	MULTI_Malware_Unknown_ForgeAuto_9d9a5cf9 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (inconnu, etat binaire)

Rule name:	MULTI_Malware_Unknown_ForgeAuto_de8d8480 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (inconnu, etat binaire)

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

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	RemusStealer_GoPayload Create hunting rule
Author:	burger
Description:	Detects RemusStealer Go-compiled payload

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:	Suspicious_Golang_Binary Create hunting rule
Author:	Tim Machac
Description:	Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)

Rule name:	telebot_framework Create hunting rule
Author:	vietdx.mb

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

Rule name:	unixredflags3 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for UNIX red flags

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

Rule name:	WIN_Malware_Fantom_ForgeAuto_98e6f354_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Fantom (pe, etat extrait)

Rule name:	WIN_Malware_PythonStealer_ForgeAuto_b24cb5bd Create hunting rule
Author:	Marjoriefort
Description:	Detects PythonStealer (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_30f84f37 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_37b4704b Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_5001c94c Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

File information

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

Web download

SkuldStealer

exe a42211a1473beae5b4cc46448d2f5ebef5abcf0127eb4fd89bbfc1b7f79c96ad

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/4056784/

Cape

https://www.capesandbox.com/analysis/99306/

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