MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 acb4fdd8eab403dd309015ff8d73334ce7fb1656a627ae837804e59a1b20005a. 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: 15

Intelligence 15 IOCs YARA 5 File information Comments

SHA256 hash:	acb4fdd8eab403dd309015ff8d73334ce7fb1656a627ae837804e59a1b20005a
SHA3-384 hash:	48a7b12706ce5b34a10bc34bd0e515eb4e2d9a2fc0788079026a38f6beebbba365761141043c620c00ab33ee08ac15a5
SHA1 hash:	ae3623103310c8bc62efcb8538800efeffee931f
MD5 hash:	52922ceeab0a95443710310269e0bd6b
humanhash:	rugby-snake-virginia-illinois
File name:	Loader.exe
Download:	download sample
Signature	BridgeAgent Create hunting rule
File size:	5'506'403 bytes
First seen:	2026-10-07 16:02:30 UTC
Last seen:	Never
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	4203bcc197a677cc6e618642dfca870e (1 x BridgeAgent)
ssdeep	49152:xs+66Hc/D0wh/wi94JQcnq0HNIg7krE5nYwe4U4ae/b9HWcXotBi7Nwe:O+cX9wi9bVEkKDTLB2hqNV
TLSH	T11E46AE4D387AF3BAD088DB7F98A45640766000FD188B5FF31E95D6CE6E4B34A6A76043
TrID	51.9% (.EXE) Win64 Executable (generic) (6522/11/2) 16.1% (.EXE) OS/2 Executable (generic) (2029/13) 15.9% (.EXE) Generic Win/DOS Executable (2002/3) 15.9% (.EXE) DOS Executable (generic) (2000/1)
Magika	pebin
Reporter	wok
Tags:	BridgeAgent exe pdfwkrnl-sys stealer vuln-driver

Intelligence

File Origin

# of uploads :

# of downloads :

216

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

Loader.exe

Verdict:

Malicious activity

Analysis date:

2026-10-07 15:58:24 UTC

Tags:

pdfwkrnl-sys vuln-driver ip-check bridgeagent backdoor loader rust evasion

Link:

https://app.any.run/tasks/2cf210d8-f2d3-49cb-8e2e-b89e5a29770e

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/90992/

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ad0405a6f551121ba15ab2a

Tags:

dropper extens virus

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching a process

Creating a process with a hidden window

DNS request

Connection attempt

Sending a custom TCP request

Sending an HTTP GET request

Creating a file in the %temp% directory

Creating a file in the Windows subdirectories

Creating a service

Launching a service

Loading a system driver

Deleting a recently created file

Creating a file in the %AppData% directory

Creating a process from a recently created file

Creating a file

Moving a recently created file

Сreating synchronization primitives

Reading critical registry keys

Using the Windows Management Instrumentation requests

Searching for synchronization primitives

Launching the process to change network settings

Enabling autorun for a service

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

Stealing user critical data

Unauthorized injection to a recently created process

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

adaptive-context anti-debug cmd installer-heuristic lolbin masquerade mingw overlay packed reconnaissance smb

Link:

https://www.filescan.io/uploads/6ac66d42aded5e3ddaf652d4/reports/683b76f9-9b2d-49a3-9b80-61fdb926f989/overview

Verdict:

Malicious

Labled as:

Win64/GenKryptik_AGeneric.FHW trojan

Link:

https://www.hybrid-analysis.com/sample/acb4fdd8eab403dd309015ff8d73334ce7fb1656a627ae837804e59a1b20005a

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-10-07T14:08:00Z UTC

Last seen:

2026-10-09T11:24:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/acb4fdd8eab403dd309015ff8d73334ce7fb1656a627ae837804e59a1b20005a/results?tab=lookup

Malware family:

Mistic

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/a7bf2d5b-382f-4115-914b-8fb665f71a92

Score:

83%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/acb4fdd8eab403dd309015ff8d73334ce7fb1656a627ae837804e59a1b20005a

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

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

Link:

https://app.malva.re/file/52922ceeab0a95443710310269e0bd6b

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/acb4fdd8eab403dd309015ff8d73334ce7fb1656a627ae837804e59a1b20005a/

Threat name:

Win64.Trojan.Generic

Status:

Suspicious

First seen:

2026-10-07 16:03:21 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

17 of 38 (44.74%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=vs2p3whkwqb52meqcx7y24ztjtt7wfswuyt25a3yatszugzaabna._file

Verdict:

malicious

Label(s):

LunexLoader

Link:

https://reports.threatray.com/073ea985-812f-41be-aff7-0418a75fc798

Result

Malware family:

bridgeagent

Score:

10/10

Tags:

family:bridgeagent backdoor defense_evasion discovery execution loader persistence privilege_escalation spyware stealer

Link:

https://tria.ge/reports/261007-thfltabt3v/

Behaviour

Gathers network information

Modifies registry key

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: LoadsDriver

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

cURL User-Agent

Command and Scripting Interpreter: PowerShell

Event Triggered Execution: Netsh Helper DLL

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

System Network Configuration Discovery: Wi-Fi Discovery

Hide Artifacts: Ignore Process Interrupts

Discovers running processes

Adds Run key to start application

Enumerates connected drives

Looks up external IP address via web service

Executes dropped EXE

Reads ssh keys stored on the system

Reads user/profile data of web browsers

Downloads MZ/PE file

Detects BridgeAgent aka ShadowHVNC loader

Family: BridgeAgent,ShadowHVNC

Malware Config

C2 Extraction:

93.152.213.149

Unpacked files

SH256 hash:

acb4fdd8eab403dd309015ff8d73334ce7fb1656a627ae837804e59a1b20005a

MD5 hash:

52922ceeab0a95443710310269e0bd6b

SHA1 hash:

ae3623103310c8bc62efcb8538800efeffee931f

Link:

https://www.unpac.me/results/577b32aa-bd70-42a7-9dd1-595f5f631a53/

Malware family:

ChromElevator

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/acb4fdd8eab4/report/overview.html

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/acb4fdd8eab403dd309015ff8d73334ce7fb1656a627ae837804e59a1b20005a

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

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	Sus_CMD_Powershell_Usage Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

Rule name:	WIN_Malware_Unknown_ForgeAuto_3ee43008 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Sample_Unique_69354b41 Create hunting rule
Author:	Marjoriefort
Description:	Specimen unique (soumission Bazaar) - strings distinctifs propres au sample
Reference:	69354b41e10daf03d3f3af881b32d5c0fec56b1cfe96629fd4c5263413a42854.exe