MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8cb171a920f81e1caa15fcb1ab3c4b5110dbc7a4d541f5ad1fb268eda834baf. 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

RevStealer

Vendor detections: 12

Intelligence 12 IOCs YARA 1 File information Comments

SHA256 hash:	b8cb171a920f81e1caa15fcb1ab3c4b5110dbc7a4d541f5ad1fb268eda834baf
SHA3-384 hash:	3176324d366ba390383e067c130ccb8880771d231a52cd54acacc2f4f2023df80743320fef236228c6cbe61fdd8b432f
SHA1 hash:	be8b6c18bc84a4d33a1df436f22084087bd53f02
MD5 hash:	59f0cd409329ccb0f06cc3bf6618488b
humanhash:	march-coffee-massachusetts-enemy
File name:	b8cb171a920f81e1caa15fcb1ab3c4b5110dbc7a4d541f5ad1fb268eda834baf.exe
Download:	download sample
Signature	RevStealer Create hunting rule
File size:	3'027'456 bytes
First seen:	2026-08-26 15:10:45 UTC
Last seen:	2026-09-10 11:12:32 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	5a2ed47d8c6c6433dbc831d38c92042b (44 x RevStealer)
ssdeep	49152:ZeusnIUaZBh7p3DCwHPQR3ZhVa36bZpHT3eNRGMrxI+jHBPbQWmjGp0s4hPYi9Ao:ZeusId3DCwHYzUMhjejGWXjHZkWmK03a
TLSH	T16BE523A479CA7E71F036C3B746A3B4FE722D3B5681B08C4E2AC86B156D1291C2C77749
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	whack_sh
Tags:	exe RevStealer whack.sh

Intelligence

File Origin

# of uploads :

# of downloads :

182

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/4fa3f797-22ae-4225-8009-73bc14a3e19b/

Malware family:

n/a

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-08-26 15:16:19 UTC

Tags:

stealer etherhiding

Link:

https://app.any.run/tasks/d0e5e022-b2b0-4f0e-934a-5da7713aeff3

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/82898/

Detection(s):

SecuriteInfo.com.Win64.Evo-gen.13186135.UNOFFICIAL

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ac3c36f20ba0e2385cd49b6

Tags:

ransomware autorun crypt sage

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Launching a process

Creating a process with a hidden window

Searching for synchronization primitives

Setting an event handler

DNS request

Moving of the original file

Setting a global event handler for the keyboard

Enabling autorun by creating a file

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/6a8f0210e190c30781765663/reports/e52b68b1-9f76-4410-9af9-60b0e0313c1c/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/b8cb171a920f81e1caa15fcb1ab3c4b5110dbc7a4d541f5ad1fb268eda834baf

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-08-26T10:52:00Z UTC

Last seen:

2026-08-27T20:36:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/b8cb171a920f81e1caa15fcb1ab3c4b5110dbc7a4d541f5ad1fb268eda834baf/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/6affc8d3-b479-4fb4-baf9-9eec536483a9

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/b8cb171a920f81e1caa15fcb1ab3c4b5110dbc7a4d541f5ad1fb268eda834baf

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

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

Link:

https://app.malva.re/file/59f0cd409329ccb0f06cc3bf6618488b

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b8cb171a920f81e1caa15fcb1ab3c4b5110dbc7a4d541f5ad1fb268eda834baf/

Threat name:

Win64.Trojan.Malgent

Status:

Malicious

First seen:

2026-08-26 14:33:46 UTC

File Type:

PE+ (Exe)

AV detection:

19 of 24 (79.17%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=xdfrogusb6a6dsvbl7frvm6ewuiq3pd2jvkb6wwr7mti5wudjoxq._file

Result

Malware family:

n/a

Score:

7/10

Tags:

execution persistence spyware stealer

Link:

https://tria.ge/reports/260826-skp3laea23/

Behaviour

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: RenamesItself

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Accesses cryptocurrency files/wallets, possible credential harvesting

Reads user/profile data of web browsers

Unpacked files

SH256 hash:

b8cb171a920f81e1caa15fcb1ab3c4b5110dbc7a4d541f5ad1fb268eda834baf

MD5 hash:

59f0cd409329ccb0f06cc3bf6618488b

SHA1 hash:

be8b6c18bc84a4d33a1df436f22084087bd53f02

Link:

https://www.unpac.me/results/24b98d92-aacd-4690-8d45-a7fffafe777b/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/b8cb171a920f/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/b8cb171a920f81e1caa15fcb1ab3c4b5110dbc7a4d541f5ad1fb268eda834baf

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:	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/