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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 067143d4b2fc78bbad00e0a5619b8f8cc587225abc0511fa0e8eaf17c7f7cd46. 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: 17


Intelligence 17 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 067143d4b2fc78bbad00e0a5619b8f8cc587225abc0511fa0e8eaf17c7f7cd46
SHA3-384 hash: f5bd15c1e15d4619569af3a31a712772453a1994fe90b47f3a18b149ea97ea6b7975fa94b7255cb9f066fc9e13e2a12e
SHA1 hash: 7ee4db989b38d26166587e7df202844b897ce292
MD5 hash: f121e97cec4947e08c3fce3c951fbfc7
humanhash: july-bakerloo-item-march
File name:PI_BOSBOUTROS_BOSANGEL_22012026.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:773'600 bytes
First seen:2026-01-22 07:34:46 UTC
Last seen:2026-02-05 15:27:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 46ce5c12b293febbeb513b196aa7f843 (47 x GuLoader, 21 x RemcosRAT, 15 x AgentTesla)
ssdeep 12288:qX4rQ/u9FAptCO5Z014pkRASypYqXq7Wl71kb6hpb1PBYBr90LUJ58R7M6tqcgJK:04rQ/uPAaAZnpk1ypYq6qV1y69BYoumH
Threatray 2'461 similar samples on MalwareBazaar
TLSH T1D9F4F1927304C107D39107B8DCB9FAF42765BFACDB9B4663BB247E1DB836682480B551
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10522/11/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
dhash icon 2b23633b3f2b3323 (5 x GuLoader, 5 x RemcosRAT)
Reporter lowmal3
Tags:exe GuLoader signed

Code Signing Certificate

Organisation:Algedonics
Issuer:Algedonics
Algorithm:sha256WithRSAEncryption
Valid from:2025-11-27T05:45:31Z
Valid to:2026-11-27T05:45:31Z
Serial number: 3f00e43f4e2d2a6749e5a2ad960570e9c6dbee4b
Thumbprint Algorithm:SHA256
Thumbprint: 6bc54b73e5f0f940d98d74063d632a0f7e03ed02696bbc227b421dcf968da48b
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
151
Origin country :
DE DE
Vendor 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
Link:
https://research.acce.ciphertechsolutions.com/results/ccfc1ef9-9309-467f-b470-fdbcc5f99a52/
Malware family:
remcos
Create hunting rule
ID:
1
File name:
PI_BOSBOUTROS_BOSANGEL_22012026.exe
Verdict:
Malicious activity
Analysis date:
2026-01-22 02:45:15 UTC
Tags:
rat remcos remote stealer mpress
Link:
https://app.any.run/tasks/e2949ad9-0329-4916-abd4-0d432946f77f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/49703/
Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69719967f3cf908ba50732b0
Tags:
injection obfusc crypt
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug blackhole guloader installer installer installer-heuristic microsoft_visual_cc nsis signed soft-404
Link:
https://www.filescan.io/uploads/6971d34a55805a763fef6688/reports/0dadae5a-2beb-44a3-b391-4d3d0180fd25/overview
Verdict:
Malicious
Labled as:
Trojan.DLLhijack
Link:
https://www.hybrid-analysis.com/sample/067143d4b2fc78bbad00e0a5619b8f8cc587225abc0511fa0e8eaf17c7f7cd46
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-01-21T20:45:00Z UTC
Last seen:
2026-01-24T05:22:00Z UTC
Hits:
~1000
Detections:
Trojan.Win32.GuLoader.djf PDM:Trojan.Win32.Generic Trojan.Win32.Guloader.sb Trojan-Dropper.Win32.Injector.sb Trojan-Downloader.Win32.Minix.sb Trojan.Win32.Agent.sb Trojan.NSIS.Makoob.sbe Trojan.NSIS.Makoob.sba Backdoor.Win32.Remcos.sb VHO:Backdoor.Win32.Remcos.gen
Link:
https://opentip.kaspersky.com/067143d4b2fc78bbad00e0a5619b8f8cc587225abc0511fa0e8eaf17c7f7cd46/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5425b7a8-4e2e-430d-92a3-ca231e020269
Result
Threat name:
Remcos, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1855531
Signature
AI detected suspicious PE digital signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Creates autostart registry keys with suspicious names
Detected Remcos RAT
Found direct / indirect Syscall (likely to bypass EDR)
Found malware configuration
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Switches to a custom stack to bypass stack traces
Tries to detect virtualization through RDTSC time measurements
Unusual module load detection (module proxying)
Yara detected GuLoader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1855531 Sample: PI_BOSBOUTROS_BOSANGEL_2201... Startdate: 22/01/2026 Architecture: WINDOWS Score: 100 52 192.210.186.231 AS-COLOCROSSINGUS United States 2->52 54 drive.usercontent.google.com 2->54 56 drive.google.com 2->56 58 Found malware configuration 2->58 60 Antivirus / Scanner detection for submitted sample 2->60 62 Multi AV Scanner detection for submitted file 2->62 64 4 other signatures 2->64 9 PI_BOSBOUTROS_BOSANGEL_22012026.exe 65 2->9         started        13 remcos.exe 25 2->13         started        15 remcos.exe 10 2->15         started        signatures3 process4 file5 42 C:\Users\user\AppData\Local\...\System.dll, PE32 9->42 dropped 72 Tries to detect virtualization through RDTSC time measurements 9->72 74 Unusual module load detection (module proxying) 9->74 76 Switches to a custom stack to bypass stack traces 9->76 17 PI_BOSBOUTROS_BOSANGEL_22012026.exe 2 10 9->17         started        22 PI_BOSBOUTROS_BOSANGEL_22012026.exe 9->22         started        44 C:\Users\user\AppData\Local\...\System.dll, PE32 13->44 dropped 78 Found direct / indirect Syscall (likely to bypass EDR) 13->78 24 remcos.exe 13->24         started        26 remcos.exe 13->26         started        signatures6 process7 dnsIp8 48 drive.usercontent.google.com 142.250.72.161, 443, 49725 GOOGLEUS United States 17->48 50 drive.google.com 142.251.35.78, 443, 49723 GOOGLEUS United States 17->50 38 C:\ProgramData\Remcos\remcos.exe, PE32 17->38 dropped 40 C:\ProgramData\...\remcos.exe:Zone.Identifier, ASCII 17->40 dropped 66 Detected Remcos RAT 17->66 68 Creates autostart registry keys with suspicious names 17->68 70 Found direct / indirect Syscall (likely to bypass EDR) 17->70 28 remcos.exe 25 17->28         started        32 PI_BOSBOUTROS_BOSANGEL_22012026.exe 17->32         started        file9 signatures10 process11 file12 46 C:\Users\user\AppData\Local\...\System.dll, PE32 28->46 dropped 80 Antivirus detection for dropped file 28->80 82 Multi AV Scanner detection for dropped file 28->82 84 Tries to detect virtualization through RDTSC time measurements 28->84 86 Switches to a custom stack to bypass stack traces 28->86 34 remcos.exe 10 28->34         started        36 remcos.exe 28->36         started        signatures13 process14
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/067143d4b2fc78bbad00e0a5619b8f8cc587225abc0511fa0e8eaf17c7f7cd46
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable NSIS Installer PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/f121e97cec4947e08c3fce3c951fbfc7
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/067143d4b2fc78bbad00e0a5619b8f8cc587225abc0511fa0e8eaf17c7f7cd46/
Threat name:
Win32.Trojan.Sonbokli
Create hunting rule
Status:
Malicious
First seen:
2026-01-22 01:28:00 UTC
File Type:
PE (Exe)
Extracted files:
37
AV detection:
3 of 38 (7.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=azyuhvfs7r4lxlia4cswdg4prtcyois2xqcrd6qor2xrpr7xzvda._file
Verdict:
malicious
Label(s):
cloudeye
Create hunting rule
Similar samples:
038da33f8a4482e112b68cd8eb315e10e8a0117a0194b881669c40a41ae0cbc5
GuLoader
05c1c274fab9c2dbc679e70b67d748599a1fe6e05f49729ba10af76424460f30
GuLoader
067143d4b2fc78bbad00e0a5619b8f8cc587225abc0511fa0e8eaf17c7f7cd46
GuLoader
177cfa885f0765b9f144317458a981980d76e123ecc2db7f5b93168bcc8a50a9
GuLoader
4242331eb73992002f5988cdbb14d018710c33492d32cb0358b516acdff30a15
GuLoader
70739509527d295d9c35471acb163d7769b08a3b4933cda1f3c7ae599727b4df
GuLoader
73763f1e185e783f42d48007efb4ea67d05196a461971129e78d3cb3f4c8f6c4
GuLoader
9a75a37b7bce57d0936384da613c9623e7d311c7550d9ffb14d723c9b118ae45
GuLoader
b77a470abcad2acdddec07438813988ed2fd51fc4215ab1e8b803c7df3f90539
GuLoader
error
GuLoader
+ 2'451 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection discovery persistence rat
Link:
https://tria.ge/reports/260122-je138shy5h/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Contacts third-party web service commonly abused for C2
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Detected Nirsoft tools
NirSoft MailPassView
Remcos
Remcos family
Malware Config
C2 Extraction:
192.210.186.231:2404
Unpacked files
SH256 hash:
067143d4b2fc78bbad00e0a5619b8f8cc587225abc0511fa0e8eaf17c7f7cd46
MD5 hash:
f121e97cec4947e08c3fce3c951fbfc7
SHA1 hash:
7ee4db989b38d26166587e7df202844b897ce292
Link:
https://www.unpac.me/results/19b1e5d3-b6b3-4104-b9e6-56fd68c17548/
SH256 hash:
8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
MD5 hash:
9b38a1b07a0ebc5c7e59e63346ecc2db
SHA1 hash:
97332a2ffcf12a3e3f27e7c05213b5d7faa13735
Link:
https://www.unpac.me/results/19b1e5d3-b6b3-4104-b9e6-56fd68c17548/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/067143d4b2fc/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/067143d4b2fc78bbad00e0a5619b8f8cc587225abc0511fa0e8eaf17c7f7cd46

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
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects NSIS installers by .ndata section + NSIS header string
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

GuLoader

Executable exe 067143d4b2fc78bbad00e0a5619b8f8cc587225abc0511fa0e8eaf17c7f7cd46

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/49703/

Comments