MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a283013584e013da4231d524de5b6f6a8267ed302ec77e1ff003669c0928613e. 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: | a283013584e013da4231d524de5b6f6a8267ed302ec77e1ff003669c0928613e |
|---|---|
| SHA3-384 hash: | ed5333409088739fc308a3fa5d967da9872a748c162d20858565aa4afc23154e578f143734d3274b5c9e1113409370f0 |
| SHA1 hash: | e8532ee8fe7f82b2f9c64906ae55b14f4d11e9cb |
| MD5 hash: | 3631a0f06957cbe338ce0519567e8290 |
| humanhash: | red-alanine-pizza-lemon |
| File name: | Quotation Request.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 102'400 bytes |
| First seen: | 2020-08-18 11:06:11 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | a3789d47e59a45ec67fc971d9895fb96 (1 x GuLoader) |
| ssdeep | 768:uuZuwZFhTy7qqNo5Q2gRRlL5h1ro+EHfi/HRt1UcMeuI:qwZFVyOqNo5QnRJ5hGHK/L1qD |
| Threatray | 1 similar samples on MalwareBazaar |
| TLSH | 1CA38DB333C85C29FEC942376A6AC09891B6AD75158E8B0FAA49337D14327957CD036F |
| Reporter |  abuse_ch |
| Tags: | exe GuLoader |
abuse_ch
Malspam distributing GuLoader:HELO: sme01.small-dns.com
Sending IP: 14.102.148.51
From: Marty Carpetz <martycarpetz@synthetic.net>
Reply-To: benoson@vivaldi.net
Subject: Quotation Request
Attachment: Quotation Request.img (contains "Quotation Request.exe")
GuLoader payload URL:
https://drive.google.com/uc?export=download&id=1yKHODGCPXiTmEHfQ1DyJHKYo8eWyf5U1
Intelligence
File Origin
# of uploads :
1
# of downloads :
252
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a process with a hidden window
Creating a file
DNS request
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Setting a single autorun event
Unauthorized injection to a system process
Detection:
guloader
Threat name:
Win32.Trojan.Quasar
Status:
Malicious
First seen:
2020-08-18 11:08:06 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
guloader
Result
Malware family:
quasar
Score:
10/10
Tags:
persistence trojan spyware family:quasar
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Quasar RAT
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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