MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 91a75290effdceda2b1b0a8c2a16db9e172f406ae6ecce19539b0bdc5656613f. 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: 7
| SHA256 hash: | 91a75290effdceda2b1b0a8c2a16db9e172f406ae6ecce19539b0bdc5656613f |
|---|---|
| SHA3-384 hash: | aa4d0c034e43f0a925dd7a3aa5f00fbead4860c0484b8318d0b66335ea94debbb113cf9b3d0c5a4f12555185e1849f27 |
| SHA1 hash: | a87e892f654ae12167b934eef883562e6d7284ba |
| MD5 hash: | 18e2c9f5c6e870ffd1e639e286ab38bc |
| humanhash: | west-south-south-failed |
| File name: | 315800_Invoice_confirmation.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 94'208 bytes |
| First seen: | 2021-01-08 19:05:08 UTC |
| Last seen: | 2021-01-08 20:28:26 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 690ed9eee3aab240a93936dee17050b4 (6 x GuLoader) |
| ssdeep | 768:JSxchMqP008iO0kx/BGJZwI6Zqp5X5LwxBS0kCjYjt8/mTk2ZISmQwEVH8ZvBaWY:phMp52f5LwbWumT1oREVH8Xx2 |
| Threatray | 4'561 similar samples on MalwareBazaar |
| TLSH | 2793B4BFF3A0F732C34194F51A643E604798783219399B87E681671E3A799FEA124713 |
| Reporter |  abuse_ch |
| Tags: | Charter exe GuLoader |
abuse_ch
Malspam distributing GuLoader:HELO: impout003.msg.chrl.nc.charter.net
Sending IP: 47.43.20.27
From: Jerry David <nataly5@parfum-bhs.ru>
Subject: Payment Confirmation..
Attachment: 315800_Invoice_confirmation.iso (contains "315800_Invoice_confirmation.exe")
GuLoader payload URL:
https://dailyhintnews.com.ng/cam/janomo_IMpaIzePcr199.bin
Intelligence
File Origin
# of uploads :
2
# of downloads :
375
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
315800_Invoice_confirmation.exe
Verdict:
No threats detected
Analysis date:
2021-01-08 19:09:36 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Guloader
Detection(s):
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
rans.troj.evad
Score:
84 / 100
Signature
Executable has a suspicious name (potential lure to open the executable)
Initial sample is a PE file and has a suspicious name
Multi AV Scanner detection for submitted file
Potential malicious icon found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected GuLoader
Yara detected VB6 Downloader Generic
Behaviour
Behavior Graph:
Threat name:
Win32.Downloader.GuloaderCrypt
Status:
Malicious
First seen:
2021-01-08 19:06:08 UTC
AV detection:
15 of 29 (51.72%)
Threat level:
3/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
guloader
Similar samples:
+ 4'551 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
1/10
Tags:
n/a
Behaviour
Suspicious use of SetWindowsHookEx
Unpacked files
SH256 hash:
91a75290effdceda2b1b0a8c2a16db9e172f406ae6ecce19539b0bdc5656613f
MD5 hash:
18e2c9f5c6e870ffd1e639e286ab38bc
SHA1 hash:
a87e892f654ae12167b934eef883562e6d7284ba
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
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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