MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 ce1285f6f87bfc3c2a7f51f1f9f4829d94fed5504f9b892f7e2a62b6b4acf4bc. 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: 18
| SHA256 hash: | ce1285f6f87bfc3c2a7f51f1f9f4829d94fed5504f9b892f7e2a62b6b4acf4bc |
|---|---|
| SHA3-384 hash: | 72d8593d67ecec319e9b26fec78f1df0005a5e75e8705fae1fc562aa97c8d64f980bb36c0081b3820b5bb23f3c26230e |
| SHA1 hash: | 2f35709941e29f6f40605634b2fcfc54d3cc95f6 |
| MD5 hash: | 938db4df6a0e927f4f41b0a31217581c |
| humanhash: | vermont-uniform-nitrogen-spaghetti |
| File name: | Juniorer.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 473'721 bytes |
| First seen: | 2026-04-22 12:37:40 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 573bb7b41bc641bd95c0f5eec13c233b (66 x GuLoader, 32 x AgentTesla, 31 x RemcosRAT) |
| ssdeep | 12288:5TA+Q4NwA7qpMVZhWCxScT+6Vt0SGZNu49ezMgIz:5TAP4Nwvojx7T+kuu8eAgIz |
| Threatray | 2'519 similar samples on MalwareBazaar |
| TLSH | T1EBA4231023E6F852ED6306751B3B6AF766B978605179470F23957EAF39B0B80E02EF11 |
| 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 | 72e0d4dcc061e060 (3 x GuLoader, 2 x RemcosRAT) |
| Reporter |  James_inthe_box |
| Tags: | exe GuLoader |
Intelligence
File Origin
# of uploads :
1
# of downloads :
196
Origin country :
USVendor Threat Intelligence
Malware configuration found for:
GuLoader
NSIS
Details
GuLoader
an XOR decryption key and an extracted component
GuLoader
a c2 URL, a useragent string, and a string XOR key
NSIS
extracted archive contents
Malware family:
remcos
ID:
1
File name:
_ce1285f6f87bfc3c2a7f51f1f9f4829d94fed5504f9b892f7e2a62b6b4acf4bc.exe
Verdict:
Malicious activity
Analysis date:
2026-04-22 12:39:29 UTC
Tags:
rat remcos
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Guloader
Detection(s):
Verdict:
Malicious
Score:
70%
Tags:
injection obfusc
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Searching for the window
Creating a file
Creating a file in the %temp% directory
Delayed reading of the file
Restart of the analyzed sample
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug fingerprint installer installer installer-heuristic microsoft_visual_cc nsis soft-404
Verdict:
Malicious
Labled as:
Agent.OUDT
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-04-22T08:52:00Z UTC
Last seen:
2026-04-24T05:09:00Z UTC
Hits:
~100
Verdict:
Unknown
Score:
96%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable NSIS Installer PE (Portable Executable) PE File Layout Win 32 Exe x86
Detection:
remcos
Verdict:
Malicious
Threat:
Family.REMCOS
Threat name:
Win32.Trojan.Guloader
Status:
Malicious
First seen:
2026-04-22 12:37:31 UTC
File Type:
PE (Exe)
Extracted files:
12
AV detection:
16 of 24 (66.67%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
cloudeye
Similar samples:
+ 2'509 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remotehost defense_evasion discovery rat trojan
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
System policy modification
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Contacts third-party web service commonly abused for C2
Loads dropped DLL
Family: Remcos
UAC bypass
Malware Config
C2 Extraction:
192.3.45.9:2404
Unpacked files
SH256 hash:
ce1285f6f87bfc3c2a7f51f1f9f4829d94fed5504f9b892f7e2a62b6b4acf4bc
MD5 hash:
938db4df6a0e927f4f41b0a31217581c
SHA1 hash:
2f35709941e29f6f40605634b2fcfc54d3cc95f6
SH256 hash:
8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
MD5 hash:
9b38a1b07a0ebc5c7e59e63346ecc2db
SHA1 hash:
97332a2ffcf12a3e3f27e7c05213b5d7faa13735
Malware family:
Remcos
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | 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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