MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4545d48db19349484d97681beaa8832f25663250db0e5ff16ef36e9e8ea8766. 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

BridgeAgent

Vendor detections: 11

Intelligence 11 IOCs YARA 22 File information Comments

SHA256 hash:	c4545d48db19349484d97681beaa8832f25663250db0e5ff16ef36e9e8ea8766
SHA3-384 hash:	7491af09bd5ca8eeffa933109f15e274433f9fd47c4e8749ff575ed0d64559ea9e10d04b6ba3ecf1ffaa5c30cb6141b3
SHA1 hash:	4583d76c84332d13ceada6f14d3c3b382312e30b
MD5 hash:	e3b578aa02e2fc3fb557e83f4186395e
humanhash:	uniform-alpha-finch-sierra
File name:	staonchik.exe
Download:	download sample
Signature	BridgeAgent Create hunting rule
File size:	7'530'496 bytes
First seen:	2026-10-07 16:08:53 UTC
Last seen:	Never
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	2797ccba8cc94a31426670b81b0c4915 (3 x BridgeAgent)
ssdeep	98304:MHmDGmUndlw9Ahji5c4LZa/AFptlYs9B1qU:IGGYR99n
TLSH	T199762A11BA6F55ACD55BC8B487068A239E2130DB1B3AB9FF018486393F69BF01B3D754
TrID	37.0% (.EXE) Win64 Executable (generic) (6522/11/2) 28.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 11.5% (.EXE) OS/2 Executable (generic) (2029/13) 11.3% (.EXE) Generic Win/DOS Executable (2002/3) 11.3% (.EXE) DOS Executable (generic) (2000/1)
Magika	pebin
Reporter	wok
Tags:	backdoor BridgeAgent exe Rust

Intelligence

File Origin

# of uploads :

# of downloads :

205

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

staonchik.exe

Verdict:

Malicious activity

Analysis date:

2026-10-07 16:07:31 UTC

Tags:

bridgeagent backdoor rust

Link:

https://app.any.run/tasks/0ff4c34d-72ef-4dbb-8e01-e7b7d3336a99

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/90993/

Detection(s):

SecuriteInfo.com.Trojan.Siggen34.31417.10341.3310.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file

Moving a recently created file

Launching a process

Creating a process from a recently created file

Сreating synchronization primitives

Deleting a recently created file

Connection attempt

Sending a custom TCP request

Replacing files

Launching a service

Using the Windows Management Instrumentation requests

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

adaptive-context anti-debug crypto fingerprint keylogger reconnaissance rust

Link:

https://www.filescan.io/uploads/6ac66eadaded5e3ddaf65579/reports/241c390f-157f-4356-af75-fa677035a274/overview

Verdict:

Malicious

Labled as:

Doina.Generic

Link:

https://www.hybrid-analysis.com/sample/c4545d48db19349484d97681beaa8832f25663250db0e5ff16ef36e9e8ea8766

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-10-07T14:19:00Z UTC

Last seen:

2026-10-09T10:03:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/c4545d48db19349484d97681beaa8832f25663250db0e5ff16ef36e9e8ea8766/results?tab=lookup

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/e8aaf5f2-d198-4e18-bd53-eb22fc26289f

Score:

61%

Verdict:

Susipicious

File Type:

Link:

https://malprob.io/report/c4545d48db19349484d97681beaa8832f25663250db0e5ff16ef36e9e8ea8766

Verdict:

inconclusive

YARA:

5 match(es)

Tags:

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

Link:

https://app.malva.re/file/e3b578aa02e2fc3fb557e83f4186395e

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c4545d48db19349484d97681beaa8832f25663250db0e5ff16ef36e9e8ea8766/

Threat name:

Win64.Trojan.Scar

Status:

Malicious

First seen:

2026-10-07 16:09:23 UTC

File Type:

PE+ (Exe)

AV detection:

17 of 24 (70.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=yrkf2sg3de2jjbgzo2a35kuiglzfmyzfbwyol7yw543ot2hkq5ta._file

Result

Malware family:

bridgeagent

Score:

10/10

Tags:

family:bridgeagent backdoor defense_evasion discovery loader persistence

Link:

https://tria.ge/reports/261007-tlxdqs1wfz/

Behaviour

Modifies registry key

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

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

Hide Artifacts: Ignore Process Interrupts

Adds Run key to start application

Enumerates connected drives

Executes dropped EXE

Detects BridgeAgent aka ShadowHVNC loader

Family: BridgeAgent,ShadowHVNC

Malware Config

C2 Extraction:

93.152.213.149

Unpacked files

SH256 hash:

c4545d48db19349484d97681beaa8832f25663250db0e5ff16ef36e9e8ea8766

MD5 hash:

e3b578aa02e2fc3fb557e83f4186395e

SHA1 hash:

4583d76c84332d13ceada6f14d3c3b382312e30b

Link:

https://www.unpac.me/results/d93cf5ec-5671-41ff-bf6f-b0dd513fec29/

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/c4545d48db19349484d97681beaa8832f25663250db0e5ff16ef36e9e8ea8766

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_OutputDebugStringA_iat Create hunting rule

Rule name:	ClearWater_Ransomware Create hunting rule
Author:	Arrbat
Description:	Detects ClearWater ransomware using a mix of family-specific names, 7-Zip SFX metadata, and anti-recovery indicators

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__API 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:	Disable_Defender Create hunting rule
Author:	iam-py-test
Description:	Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen

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

Rule name:	grakate_stealer_nov_2021 Create hunting rule

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	ProgramLanguage_Rust Create hunting rule
Author:	albertzsigovits
Description:	Application written in Rust programming language

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	Rustyloader_mem_loose Create hunting rule
Author:	James_inthe_box
Description:	Corroded buerloader
Reference:	https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24

Rule name:	SCRIPT_Dropper_Unknown_ForgeAuto_aaa464f7 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (script_js, etat binaire)

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:	telebot_framework Create hunting rule
Author:	vietdx.mb

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_Clipboard_Clipper_Thengavar Create hunting rule
Author:	Thengavar
Description:	Detects malware manipulating the Windows clipboard for clipping or crypto stealing attacks