MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7a1b5d1b9ace3b084cb8cb116a29b659347d3154d16d62c959abd2ab79499d4e. 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

ACRStealer

Vendor detections: 13

Intelligence 13 IOCs YARA 20 File information Comments

SHA256 hash:	7a1b5d1b9ace3b084cb8cb116a29b659347d3154d16d62c959abd2ab79499d4e
SHA3-384 hash:	3cd66126321fc0721ca651e07ca8a7aa4b0797c04d453f31699f4097714e9e0f1eba591779dffb99e33465bfa48a1ade
SHA1 hash:	f887bbbf2c410b00f472504205343de37db189cb
MD5 hash:	441528669a96bfee906758bc72b5dfa8
humanhash:	equal-mango-eight-item
File name:	uRgOy.exe
Download:	download sample
Signature	ACRStealer Create hunting rule
File size:	2'317'512 bytes
First seen:	2026-05-29 00:04:14 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	9cbefe68f395e67356e2a5d8d1b285c0 (65 x Vidar, 64 x LummaStealer, 49 x AuroraStealer)
ssdeep	49152:oxxrS/4P/TNiSMxsmRk7ipfI1iODClZtYD1c38o:09S/8/TNiSyshcAiR738o
TLSH	T1CCB59E42FCDB54B1E906123288B292FF2331AD095B3A9FC3D9447E7ABC774A50932795
TrID	29.5% (.EXE) Win64 Executable (generic) (6522/11/2) 22.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 20.3% (.EXE) Win32 Executable (generic) (4504/4/1) 9.1% (.EXE) OS/2 Executable (generic) (2029/13) 9.0% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
dhash icon	8c3ce488b898dc4c (3 x ACRStealer)
Reporter	aachum
Tags:	ACRStealer cloud55file-cc exe ht-overpassheader-surf signed

Code Signing Certificate

Organisation:	seekingalpha.com
Issuer:	GlobalSign Atlas R3 DV TLS CA 2025 Q4
Algorithm:	sha256WithRSAEncryption
Valid from:	2025-12-09T01:00:31Z
Valid to:	2027-01-10T01:00:30Z
Serial number:	01fd9f5b7b690b97ffb8332c60fe090f
Intelligence:	15 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:	SHA256
Thumbprint:	d5821a02eefa85cfc67fe7297e86aa5f9b0abfab5c1b4411e7dfeda711ab27d7
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

iamaachum

http://cloud55file.cc/load/os1/uRgOy.exe

ACRStealer C2: ht.overpassheader.surf

Intelligence

File Origin

# of uploads :

# of downloads :

140

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

smoke

ID:

File name:

http://vxvault.net/URL_List.php

Verdict:

Malicious activity

Analysis date:

2026-05-28 18:16:31 UTC

Tags:

loader generic auto smoke stealer golang vidar

Link:

https://app.any.run/tasks/67212542-09e7-4fb3-a94d-160d92d50d87

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/68370/

Detection(s):

SecuriteInfo.com.Trojan.Siggen32.45636.9319.673.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6a18d807c73fda38a80a8bfe

Tags:

ransomware spoof shell blic

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Connection attempt to an infection source

Sending a custom TCP request

Query of malicious DNS domain

Sending a TCP request to an infection source

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

adaptive-context anti-vm crypto evasive golang packed signed

Link:

https://www.filescan.io/uploads/6a18d804099ef368af0a3b38/reports/fdf1e73c-9707-4e9a-93ab-a9b028a388d8/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_90%

Link:

https://www.hybrid-analysis.com/sample/7a1b5d1b9ace3b084cb8cb116a29b659347d3154d16d62c959abd2ab79499d4e

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-05-27T14:08:00Z UTC

Last seen:

2026-05-30T14:59:00Z UTC

Hits:

~100

Detections:

Backdoor.Win32.Gsb.sb Backdoor.Win32.Gsb.gen VHO:Backdoor.Win64.GoBin.gen

Link:

https://opentip.kaspersky.com/7a1b5d1b9ace3b084cb8cb116a29b659347d3154d16d62c959abd2ab79499d4e/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/d9207937-63cf-4cb4-8a35-13e9b9c40d2a

Result

Threat name:

ACR Stealer, GO Stealer

Detection:

malicious

Classification:

troj.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1920093

Signature

Allocates memory in foreign processes

Antivirus detection for URL or domain

Creates processes via WMI

Found direct / indirect Syscall (likely to bypass EDR)

Found many strings related to Crypto-Wallets (likely being stolen)

Hides threads from debuggers

Joe Sandbox ML detected suspicious sample

Maps a DLL or memory area into another process

Multi AV Scanner detection for submitted file

Obfuscated command line found

Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)

Sigma detected: Potentially Suspicious PowerShell Child Processes

Suricata IDS alerts for network traffic

Suspicious execution chain found

Suspicious powershell command line found

Switches to a custom stack to bypass stack traces

Tries to access browser extension known for cryptocurrency wallets

Tries to harvest and steal browser information (history, passwords, etc)

Tries to steal Crypto Currency Wallets

Unusual module load detection (module proxying)

Windows Scripting host queries suspicious COM object (likely to drop second stage)

Windows shortcut file (LNK) contains suspicious command line arguments

Writes or reads registry keys via WMI

Writes to foreign memory regions

WScript reads language and country specific registry keys (likely country aware script)

Wscript starts Powershell (via cmd or directly)

Yara detected ACR Stealer

Yara detected GO Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/7a1b5d1b9ace3b084cb8cb116a29b659347d3154d16d62c959abd2ab79499d4e

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/7a1b5d1b9ace3b084cb8cb116a29b659347d3154d16d62c959abd2ab79499d4e/

Verdict:

Malicious

Threat:

Family.VIDAR

Link:

https://tip.neiki.dev/file/7a1b5d1b9ace3b084cb8cb116a29b659347d3154d16d62c959abd2ab79499d4e

Threat name:

Win32.Trojan.Egairtigado

Status:

Malicious

First seen:

2026-05-28 00:22:05 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

27 of 37 (72.97%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=pinv2g42zy5qqtfyzmiwuknwle2h2mku2fwwfskzvpjkw6kjtvha._file

Result

Malware family:

n/a

Score:

10/10

Tags:

adware defense_evasion discovery execution persistence spyware stealer

Link:

https://tria.ge/reports/260529-acq1taev6v/

Behaviour

Enumerates system info in registry

Kills process with taskkill

Modifies Internet Explorer settings

Script User-Agent

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Browser Information Discovery

Enumerates physical storage devices

System Location Discovery: System Language Discovery

System Time Discovery

Drops file in Windows directory

Suspicious use of NtSetInformationThreadHideFromDebugger

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Badlisted process makes network request

Command and Scripting Interpreter: PowerShell

Process spawned unexpected child process

Suspicious use of NtCreateUserProcessOtherParentProcess

Malware Config

Dropper Extraction:

https://ultahost.gl

Unpacked files

SH256 hash:

7a1b5d1b9ace3b084cb8cb116a29b659347d3154d16d62c959abd2ab79499d4e

MD5 hash:

441528669a96bfee906758bc72b5dfa8

SHA1 hash:

f887bbbf2c410b00f472504205343de37db189cb

Link:

https://www.unpac.me/results/fef661f2-e82f-4d13-85ea-475abf444c52/

SH256 hash:

1f73dca685b7f2deb4519c07f8ce31f29680c2ed1bd216994d97b9442f9b386b

MD5 hash:

3b8a7bd7cae70ccf1d8131ffa2f30413

SHA1 hash:

04ac3d7128c17d7ac28e8ae2473dbc77a5a43536

Link:

https://www.unpac.me/results/fef661f2-e82f-4d13-85ea-475abf444c52/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/7a1b5d1b9ace/report/overview.html

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

Threat name:

Legit

Score:

0.08

Link:

https://yomi.yoroi.company/submissions/7a1b5d1b9ace3b084cb8cb116a29b659347d3154d16d62c959abd2ab79499d4e

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:	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_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:	pe_no_import_table Create hunting rule
Description:	Detect pe file that no import table

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:	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/