MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f71b8185345a7a8d923db61ae9c9f68bb53b7c3d26e825aa80dca05c5879cc87. 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: | f71b8185345a7a8d923db61ae9c9f68bb53b7c3d26e825aa80dca05c5879cc87 |
|---|---|
| SHA3-384 hash: | ac1347fd0cb05f071924bbc77c2fc22b41f9fb45addf74c5307ae5ac16d69214b10a0342d4f772f20a8f6b4e0eee3c0f |
| SHA1 hash: | 2415dbc04f44bbf8e08d2b220cca62b19dcf0b4c |
| MD5 hash: | 7dde7c9cd99e746cfba02aab9d123e95 |
| humanhash: | kilo-hot-missouri-skylark |
| File name: | CMathari specification sheets pdf.bat |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 102'400 bytes |
| First seen: | 2020-04-17 07:22:17 UTC |
| Last seen: | 2020-04-17 07:49:39 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 8fc98dc152cc34f80507f4f1587627bf (1 x GuLoader) |
| ssdeep | 768:L2HKMxdVwn9cUlBLF4XRFtrb0w4XCfPSPl1bY5t9FIyhh14NpbZAs:aHXxdVwnxlBKxn0w4XhbYkNlr |
| Threatray | 703 similar samples on MalwareBazaar |
| TLSH | 98A30920B694FE86D1254AB1AEB5C7FC4164BD32DD056E0B34C83F9F2A71A813461F6E |
| Reporter |  abuse_ch |
| Tags: | COVID-19 exe GuLoader |
abuse_ch
COVID-19 themed malspam distributing GuLoader:HELO: cmatharihospital.co.ke
Sending IP: 209.58.149.66
From: "PROCUREMENT"<procurement@cmatharihospital.co.ke>
Subject: Re: Request for quotation for COVID-19 medical supplies
Attachment: CMathari specification sheets pdf.arj (contains "CMathari specification sheets pdf.bat")
GuLoader payload URL:
https://drive.google.com/uc?export=download&id=1JjINt15aGYMLnhka6bVHB0FaLAjpjyWg
Intelligence
File Origin
# of uploads :
2
# of downloads :
99
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Gathering data
Threat name:
Win32.Trojan.Injector
Status:
Malicious
First seen:
2020-04-17 07:35:35 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
25 of 31 (80.65%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
guloader
Similar samples:
+ 693 additional samples on MalwareBazaar
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 web download
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_NX | Missing Non-Executable Memory Protection | critical |
| CHECK_PIE | Missing Position-Independent Executable (PIE) Protection | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| VB_API | Legacy Visual Basic API used | MSVBVM60.DLL::__vbaObjSetAddref MSVBVM60.DLL::EVENT_SINK_AddRef MSVBVM60.DLL::__vbaFileOpen MSVBVM60.DLL::__vbaLateMemCallLd |
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