MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8c61b12e46c9e3ca225dda7d18a7d703dc4cbc9b3c9943c989953364bf05d8a. 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

Threat unknown

Vendor detections: 9

Intelligence 9 IOCs YARA 29 File information Comments

SHA256 hash:	a8c61b12e46c9e3ca225dda7d18a7d703dc4cbc9b3c9943c989953364bf05d8a
SHA3-384 hash:	12483acf3a10260c440b16453feb3a4d3ffaef90d1dc33e00b30b183ba62da58564aff310ebc1dd9cab31f83b27ea92a
SHA1 hash:	8046295b20cd000f88c648f73849e3bd86592a66
MD5 hash:	4913194c25d993f66117cc486b54e9ef
humanhash:	fourteen-papa-cold-arizona
File name:	file
Download:	download sample
File size:	18'391'432 bytes
First seen:	2026-10-07 08:08:45 UTC
Last seen:	2026-10-07 08:44:05 UTC
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	c2d457ad8ac36fc9f18d45bffcd450c2 (74 x Vidar, 39 x RemusStealer, 24 x CobaltStrike)
ssdeep	49152:ouF4Y7PdekQ1oiDk12Dl5gGMU+qvdwwsQPmVmiPmRpJn76loxZXnqXISQZYhd9OZ:oaeXDFDw58dH7fQ/5fQf7s6o+B
TLSH	T188071E13370801DCD563EAB184B44A2A02F47DAC89347A3ECCE92E641F167597FEEB56
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	Bitsight
Tags:	54e64e dropped-by-amadey exe signed

Code Signing Certificate

Organisation:	Northern Field
Issuer:	Northern Field
Algorithm:	sha256WithRSAEncryption
Valid from:	2026-09-30T08:05:21Z
Valid to:	2027-10-07T08:05:21Z
Serial number:	22410aab800e1b160e6b9e4cd7d2a817
Thumbprint Algorithm:	SHA256
Thumbprint:	54408991abd511629c9734da5750c40a19fcdcb46ad01a55240b61216d3edf9c
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Bitsight

url: http://91.92.242.236/files-129312398/files/file_2121294d832f0c1d.exe

Intelligence

File Origin

# of uploads :

# of downloads :

203

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-10-07 08:12:39 UTC

Tags:

telegram stealer v20-stealer v20 golang

Link:

https://app.any.run/tasks/b5d5d9c5-a61b-445f-8f3f-ab4f47dea60f

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/90942/

Detection(s):

SecuriteInfo.com.W64.WinGo.J.gen.Eldorado.29229.27444.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ad02c356f551121ba15a2f8

Tags:

injection vmdetect stealer virus

Result

Verdict:

Clean

Maliciousness:

Behaviour

Сreating synchronization primitives

DNS request

Connection attempt

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-vm golang invalid-signature self-signed-cert signed

Link:

https://www.filescan.io/uploads/6ac5fe3106305ae2206fc2c5/reports/54900b65-9c30-4a55-afef-7064d7592edc/overview

Verdict:

Malicious

Labled as:

WinGo/Kryptik.ABX trojan

Link:

https://www.hybrid-analysis.com/sample/a8c61b12e46c9e3ca225dda7d18a7d703dc4cbc9b3c9943c989953364bf05d8a

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-10-07T06:24:00Z UTC

Last seen:

2026-10-08T15:36:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/a8c61b12e46c9e3ca225dda7d18a7d703dc4cbc9b3c9943c989953364bf05d8a/results?tab=lookup

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/ab521986-e488-4106-8267-13310cca86f2

Score:

98%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/a8c61b12e46c9e3ca225dda7d18a7d703dc4cbc9b3c9943c989953364bf05d8a

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

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

Link:

https://app.malva.re/file/4913194c25d993f66117cc486b54e9ef

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a8c61b12e46c9e3ca225dda7d18a7d703dc4cbc9b3c9943c989953364bf05d8a/

Threat name:

Win64.Trojan.Resmus

Status:

Malicious

First seen:

2026-10-07 08:09:26 UTC

File Type:

PE+ (Exe)

AV detection:

21 of 38 (55.26%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=vddbwexenspdzirf3wt5dct5oa64js6jwpezipeytfjtms7qlwfa._file

Result

Malware family:

n/a

Score:

7/10

Tags:

defense_evasion discovery spyware stealer

Link:

https://tria.ge/reports/261007-j19bqsv16q/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Browser Information Discovery

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

System Time Discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Reads WinSCP keys stored on the system

Reads user/profile data of web browsers

Unpacked files

SH256 hash:

a8c61b12e46c9e3ca225dda7d18a7d703dc4cbc9b3c9943c989953364bf05d8a

MD5 hash:

4913194c25d993f66117cc486b54e9ef

SHA1 hash:

8046295b20cd000f88c648f73849e3bd86592a66

Link:

https://www.unpac.me/results/1d25b594-e28d-4e9b-813b-14a9f9d6351d/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/a8c61b12e46c/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/a8c61b12e46c9e3ca225dda7d18a7d703dc4cbc9b3c9943c989953364bf05d8a

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:	Check_Qemu_Description Create hunting rule

Rule name:	Check_VBox_Description Create hunting rule

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:	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:	GoBinTest Create hunting rule

Rule name:	golang Create hunting rule

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:	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:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

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:	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:	TelegramAPIMalware_PowerShell_EXE Create hunting rule
Author:	@polygonben
Description:	Hunting for pwsh malware using Telegram for C2

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:	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_Unknown_ForgeAuto_30f84f37 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_3ee43008 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

exe a8c61b12e46c9e3ca225dda7d18a7d703dc4cbc9b3c9943c989953364bf05d8a

(this sample)

Dropped by

Amadey

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/90942/

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