MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8fac7f5a497d4b313250507c1939fab835e49b75f532dea338231747784588da. 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

GuLoader

Vendor detections: 4

Intelligence 4 IOCs YARA 1 File information Comments

SHA256 hash:	8fac7f5a497d4b313250507c1939fab835e49b75f532dea338231747784588da
SHA3-384 hash:	ffd3f8673f5e4be3f9d1b79ac2078bc1f0404b90d02dfd162699f6b995cc01080989f3823f885c5f9e2a0502f4df9c3c
SHA1 hash:	95b1905c08746d7cb1eabacc24a3478325b77fd9
MD5 hash:	45b5caaaf4809f0cb4366bbb2e7287bc
humanhash:	fix-connecticut-maryland-ceiling
File name:	Devis urgent requis pour un projet en cours France BTSH2561.exe
Download:	download sample
Signature	GuLoader Create hunting rule
File size:	53'248 bytes
First seen:	2020-06-08 12:12:50 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	ed57d38212442c6fbd5a6c2cae3bca29 (3 x GuLoader)
ssdeep	768:vQCk639djLiKajnB/Hi+NbguqpxZiJn0Zd65yq4xXTlVX:Fn9dj2Ki1ZMHpxU35yq4BxVX
Threatray	1'001 similar samples on MalwareBazaar
TLSH	D333D717B6ED4012F2054AF3FC659EDC1636EC21C502BF0B5988BA7F1F70606ADA561E
Reporter	abuse_ch
Tags:	exe GuLoader

abuse_ch

Malspam distributing GuLoader:

HELO: clean306.mxserver.ro
Sending IP: 46.102.249.41
From: Jordan Tyrban <jordan@lalemant-france.fr>
Subject: Devis urgent requis pour un projet en cours France BTSH2561
Attachment: Devis urgent requis pour un projet en cours France BTSH2561.gz (contains "Devis urgent requis pour un projet en cours France BTSH2561.exe")

GuLoader payload URL:
https://drive.google.com/uc?export=download&id=1dh61IWa7fEtgrnP8A53Q04fHssd8qOWY

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/7016/

Detection(s):

SecuriteInfo.com.Cerberus.7323.8368.UNOFFICIAL

Gathering data

Threat name:

Win32.Trojan.Vebzenpak

Status:

Malicious

First seen:

2020-06-08 09:26:53 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=r6wh6wsjpvftcmsqkb6bsop2xa26jg3v6uzn5izyemluo6cfrdna._file

Verdict:

malicious

Label(s):

guloader

Result

Malware family:

n/a

Score:

5/10

Tags:

n/a

Link:

https://tria.ge/reports/201109-54g1cqq9ln/

Behaviour

Suspicious use of SetWindowsHookEx

Suspicious use of NtSetInformationThreadHideFromDebugger

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

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:	win_vobfus_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator