MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 59fe088c225db51aa890774554a1df2045f466c8d135d212cd0f68ef1d71593f. 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: 11
| SHA256 hash: | 59fe088c225db51aa890774554a1df2045f466c8d135d212cd0f68ef1d71593f |
|---|---|
| SHA3-384 hash: | 3e37e09b893e3d9598fde7bab3450d51085bcde63d6b713acbeb3d7c8c00576425b6c630b66780774feeeb536c53f5fc |
| SHA1 hash: | c789abc78b4d226ce8435c155aad9a610954b908 |
| MD5 hash: | 7abcf337c1c80ab2041481d5ae2617c1 |
| humanhash: | whiskey-ack-eight-freddie |
| File name: | 59fe088c225db51aa890774554a1df2045f466c8d135d212cd0f68ef1d71593f |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 302'344 bytes |
| First seen: | 2026-05-08 12:25:03 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | b34f154ec913d2d2c435cbd644e91687 (592 x GuLoader, 130 x RemcosRAT, 84 x EpsilonStealer) |
| ssdeep | 6144:7RlWosD1jFB6o+9fJDQAXDXjdikuTkvYbCsThOJq:9wD1jGoQfKAXDB8kVJq |
| Threatray | 2'403 similar samples on MalwareBazaar |
| TLSH | T12C5423093270E017E43A43B1BA314A539AB5FF1C35E8962B43546A5DBC227406F6F7EB |
| TrID | 50.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 10.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 10.5% (.EXE) Win64 Executable (generic) (6522/11/2) 8.1% (.EXE) Win16 NE executable (generic) (5038/12/1) 7.2% (.EXE) Win32 Executable (generic) (4504/4/1) |
| Magika | pebin |
| dhash icon | c4dadadad2f492c2 (148 x GuLoader, 51 x RemcosRAT, 23 x VIPKeylogger) |
| Reporter |  adrian__luca |
| Tags: | exe GuLoader signed |
Code Signing Certificate
| Organisation: | Dioxin |
|---|---|
| Issuer: | Dioxin |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2026-03-27T06:27:34Z |
| Valid to: | 2027-03-27T06:27:34Z |
| Serial number: | 70bb0dc6bb04c64d8a3c7f8d3073773e5c43d1e6 |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | c6a008bd86dd878df03c7ddcd1a6aba9cc82d35b726febf8706a90ec814ec3d1 |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
1
# of downloads :
101
Origin country :
HUVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-05-08 14:00:32 UTC
Tags:
auto-reg
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Gathering data
Result
Verdict:
Suspicious
Maliciousness:
Behaviour
Creating a window
Searching for the window
Creating a file in the %AppData% subdirectories
Delayed reading of the file
Creating a file in the %temp% subdirectories
Sending a custom TCP request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-03-30T07:49:00Z UTC
Last seen:
2026-04-21T23:49:00Z UTC
Hits:
~100
Verdict:
Suspicious
Score:
97%
Verdict:
Malware
File Type:
PE
Gathering data
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2026-04-01 01:38:19 UTC
File Type:
PE (Exe)
Extracted files:
10
AV detection:
19 of 36 (52.78%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
cloudeye
Similar samples:
+ 2'393 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
discovery persistence
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Loads dropped DLL
Unpacked files
SH256 hash:
59fe088c225db51aa890774554a1df2045f466c8d135d212cd0f68ef1d71593f
MD5 hash:
7abcf337c1c80ab2041481d5ae2617c1
SHA1 hash:
c789abc78b4d226ce8435c155aad9a610954b908
SH256 hash:
a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7
MD5 hash:
75ed96254fbf894e42058062b4b4f0d1
SHA1 hash:
996503f1383b49021eb3427bc28d13b5bbd11977
SH256 hash:
feb6364375d0ab081e9cdf11271c40cb966af295c600903383b0730f0821c0be
MD5 hash:
ca95c9da8cef7062813b989ab9486201
SHA1 hash:
c555af25df3de51aa18d487d47408d5245dba2d1
Malware family:
GuLoader
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.52
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | Detect_NSIS_Nullsoft_Installer |
|---|---|
| Author: | Obscurity Labs LLC |
| Description: | Detects NSIS installers by .ndata section + NSIS header string |
| Rule name: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | VECT_Ransomware |
|---|---|
| Author: | Mustafa Bakhit |
| Description: | Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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