MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 83a8639bcc89feb2b1cb1a2c39e642a4b06c5bcf97da8c4ad2c0f1f2cd2e2d33. 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

Stealc

Vendor detections: 12

Intelligence 12 IOCs YARA 24 File information Comments

SHA256 hash:	83a8639bcc89feb2b1cb1a2c39e642a4b06c5bcf97da8c4ad2c0f1f2cd2e2d33
SHA3-384 hash:	1458923f913fa5c27ea90a55922f48a1bd35ba548783cb8400ea6fdadf3379844753b7540f588fee4859f110bb348050
SHA1 hash:	328d93e1a616cd1b5e35f17f3e52f2bb23968273
MD5 hash:	82dfc9f963a008f0fecd0bd2d23b5256
humanhash:	ten-lake-seventeen-vermont
File name:	OurNew.exe
Download:	download sample
Signature	Stealc Create hunting rule
File size:	2'578'336 bytes
First seen:	2026-10-25 18:52:36 UTC
Last seen:	Never
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	d42595b695fc008ef2c56aabd8efd68e (1'475 x Vidar, 354 x RemusStealer, 139 x Stealc)
ssdeep	24576:q/+Ysr64KPIMdMVZUjMHn029xNF/9aRyNelegrLTQsRr4vAjKABimCa5jZ2m:q/lG64NMGgjMH0Yxz9y4Cqycm
TLSH	T148C56C07FCA149E6C0AEA231496795927B71BC491F3223DB2E60B7782F72BE05D79710
TrID	33.1% (.EXE) Win64 Executable (generic) (6522/11/2) 25.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 10.4% (.ICL) Windows Icons Library (generic) (2059/9) 10.3% (.EXE) OS/2 Executable (generic) (2029/13) 10.1% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
Reporter	aachum
Tags:	dropped-by-OffLoader exe Stealc

iamaachum

https://firstalwayshere.com/OurNew.exe

Intelligence

File Origin

# of uploads :

# of downloads :

182

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-10-25 18:56:35 UTC

Tags:

stealc stealer

Link:

https://app.any.run/tasks/e44807f8-4b24-4020-bc15-55a992439716

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/94498/

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ade501eafb06e650cd8fd58

Tags:

injection obfusc crypt

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file in the %temp% directory

Creating a process from a recently created file

Creating a process with a hidden window

Creating synchronization primitives

Connection attempt

Sending an HTTP POST request

Sending a custom TCP request

Launching a service

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-debug anti-vm crypto evasive expired-cert golang invalid-signature masquerade obfuscated packed signed

Link:

https://www.filescan.io/uploads/6ade50193f4bab9a93654343/reports/d7f10f06-e730-4135-b736-90f9c66e6ad5/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_90%

Link:

https://www.hybrid-analysis.com/sample/83a8639bcc89feb2b1cb1a2c39e642a4b06c5bcf97da8c4ad2c0f1f2cd2e2d33

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-10-25T15:59:00Z UTC

Last seen:

2026-10-26T03:23:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/83a8639bcc89feb2b1cb1a2c39e642a4b06c5bcf97da8c4ad2c0f1f2cd2e2d33/results?tab=lookup

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/cf958fdc-ae45-4c66-b391-93999ffbd2af

Result

Threat name:

Stealc

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1991418

Signature

Antivirus detection for dropped file

C2 URLs / IPs found in malware configuration

Contains functionality to inject code into remote processes

Found malware configuration

Hides threads from debuggers

Multi AV Scanner detection for submitted file

Potentially malicious time measurement code found

Sample uses string decryption to hide its real strings

Switches to a custom stack to bypass stack traces

Yara detected Stealc

Yara detected Stealc v2

Behaviour

Behavior Graph:

Download SVG

Score:

96%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/83a8639bcc89feb2b1cb1a2c39e642a4b06c5bcf97da8c4ad2c0f1f2cd2e2d33

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/83a8639bcc89feb2b1cb1a2c39e642a4b06c5bcf97da8c4ad2c0f1f2cd2e2d33/

Threat name:

Win64.Trojan.Egairtigado

Status:

Malicious

First seen:

2026-10-25 18:53:43 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

20 of 38 (52.63%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=qoughg6mrh7lfmoldiwdtzscusygyw6ps7niyswsydy7ftjofuzq._file

Result

Malware family:

n/a

Score:

7/10

Tags:

defense_evasion discovery

Link:

https://tria.ge/reports/261025-xjq1qassey/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

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

Suspicious use of NtSetInformationThreadHideFromDebugger

Executes dropped EXE

Unpacked files

SH256 hash:

83a8639bcc89feb2b1cb1a2c39e642a4b06c5bcf97da8c4ad2c0f1f2cd2e2d33

MD5 hash:

82dfc9f963a008f0fecd0bd2d23b5256

SHA1 hash:

328d93e1a616cd1b5e35f17f3e52f2bb23968273

Link:

https://www.unpac.me/results/01a7f29d-599d-4c88-8fcc-61df481d2a94/

Malware family:

Stealc.v2

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/83a8639bcc89/report/overview.html

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

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/83a8639bcc89feb2b1cb1a2c39e642a4b06c5bcf97da8c4ad2c0f1f2cd2e2d33

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

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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

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

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

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

Rule name:	TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:	https://cyfare.net/

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

Rule name:	WIN_Malware_Unknown_ForgeAuto_30f84f37 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

Stealc

exe 83a8639bcc89feb2b1cb1a2c39e642a4b06c5bcf97da8c4ad2c0f1f2cd2e2d33

(this sample)

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/94498/

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