MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 87eb95add82c1c9df19d4fb798583d1e62f04eb27dd654c50fa153ea2731f58d. 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: | 87eb95add82c1c9df19d4fb798583d1e62f04eb27dd654c50fa153ea2731f58d |
|---|---|
| SHA3-384 hash: | 937234d4c316f6da19886dfb03ceca850a9d503191647221f290bd12f70076e91d502982f6287368588123a793557b38 |
| SHA1 hash: | 0bc604ce9d15624ccd21b14ab1970de72183a8d3 |
| MD5 hash: | 0d4036c9207875749e901bdd70a6d817 |
| humanhash: | carolina-lemon-glucose-lima |
| File name: | RFQ5983.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 124'648 bytes |
| First seen: | 2021-02-01 09:56:17 UTC |
| Last seen: | 2021-02-01 11:39:23 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f0a455656e6ddb23a520f37451bfba76 (1 x GuLoader) |
| ssdeep | 1536:ZNj7CgOagwzqoLZHHwyTV5H+DfvXM5uuHxlOnYA17l8ubAPAVQAjr:qgOagwDLZnfrHGfvX+uuHAMPAm2 |
| Threatray | 4'708 similar samples on MalwareBazaar |
| TLSH | ABC31903F968AC81E205EF300834F9A96692FCFD6FD2CF1B70557B4A1EB67016D5426A |
| Reporter |  abuse_ch |
| Tags: | exe GuLoader |
abuse_ch
Malspam distributing GuLoader:HELO: cloud01.worldeyecam.com
Sending IP: 66.115.164.12
From: Baker Sudqi Abubaker <bsabibekar@adnoc.ae>
Subject: NEW ORDER FROM EXHIBITION
Attachment: RFQ5983.zip (contains "RFQ5983.exe")
GuLoader payload URL:
https://drive.google.com/uc?export=download&id=1YAhYGS-v6BLnWt8V79sI89lhpXBsU2xC
Intelligence
File Origin
# of uploads :
2
# of downloads :
201
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ5983.exe
Verdict:
No threats detected
Analysis date:
2021-02-01 09:59:36 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Guloader
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
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:
troj.evad
Score:
72 / 100
Signature
Detected RDTSC dummy instruction sequence (likely for instruction hammering)
Multi AV Scanner detection for submitted file
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.Worm.Wbvb
Status:
Malicious
First seen:
2021-02-01 09:57:29 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
guloader
Similar samples:
+ 4'698 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
1/10
Tags:
n/a
Behaviour
Suspicious use of SetWindowsHookEx
Unpacked files
SH256 hash:
87eb95add82c1c9df19d4fb798583d1e62f04eb27dd654c50fa153ea2731f58d
MD5 hash:
0d4036c9207875749e901bdd70a6d817
SHA1 hash:
0bc604ce9d15624ccd21b14ab1970de72183a8d3
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.15
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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