MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 e3bb363542c6d38bc7cf43863d0247e9e9c96c5176f4c0cf4bbd3bbe2afbd31e. 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
| SHA256 hash: | e3bb363542c6d38bc7cf43863d0247e9e9c96c5176f4c0cf4bbd3bbe2afbd31e |
|---|---|
| SHA3-384 hash: | 77092cf6912adf4fb3a53c21eee7cfd56731cdb28257e24b9afd76f1298c3778781c9308e14292fd6c2ed6e126767a03 |
| SHA1 hash: | a4061def7aac0b44f8acd3c210294f0274486c10 |
| MD5 hash: | 870d091c46b19cece0c7000c9491a6b8 |
| humanhash: | may-helium-mockingbird-kansas |
| File name: | semisacred.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 61'440 bytes |
| First seen: | 2020-10-22 06:36:07 UTC |
| Last seen: | 2020-10-22 13:34:23 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 29dcb0c2534e8966a6eea76d9e43947a (3 x GuLoader) |
| ssdeep | 384:k0hYBiEfF3liasCBrwitLtLtNZjqT0vVjihLU59Jk/0:k0clACBrwKxxvqQdi5UvJ6 |
| Threatray | 2'692 similar samples on MalwareBazaar |
| TLSH | F65328DFB304C03DFDA54E744A3AB68756B33F291C036A0E65183B2E6E3044898A3F56 |
| Reporter |  abuse_ch |
| Tags: | exe FedEx GuLoader |
abuse_ch
Malspam distributing GuLoader:HELO: pap.pulapint.nl
Sending IP: 167.99.187.212
From: FedEx Express shippment <FedEx@fedexshipping.com>
Reply-To: FedExshipping@fedex.de, FedExshipping@fedex.com
Subject: FedEx BILL OF LADING SHIPPING DOCUMENTS
Attachment: FedExShipmentBillOfLading21102020.img (contains "semisacred.exe")
GuLoader payload URL:
https://nyclofttours.com/2_UVIwMVloNr82.bin
Intelligence
File Origin
# of uploads :
2
# of downloads :
151
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Contains functionality to hide a thread from the debugger
Detected RDTSC dummy instruction sequence (likely for instruction hammering)
Hides threads from debuggers
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Potential malicious icon found
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected GuLoader
Yara detected VB6 Downloader Generic
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Vebzenpak
Status:
Malicious
First seen:
2020-10-21 23:49:06 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
24 of 29 (82.76%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
suspicious
Similar samples:
+ 2'682 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
1/10
Tags:
n/a
Behaviour
Suspicious use of SetWindowsHookEx
Unpacked files
SH256 hash:
e3bb363542c6d38bc7cf43863d0247e9e9c96c5176f4c0cf4bbd3bbe2afbd31e
MD5 hash:
870d091c46b19cece0c7000c9491a6b8
SHA1 hash:
a4061def7aac0b44f8acd3c210294f0274486c10
Please note that we are no longer able to provide a coverage score for Virus Total.
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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