MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2c09f242ce0a6b8fe0a1a889d866d72cace7d83ea71765372215cc0eb85ffa6. 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: 13


Intelligence 13 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b2c09f242ce0a6b8fe0a1a889d866d72cace7d83ea71765372215cc0eb85ffa6
SHA3-384 hash: f9fd4d9207f0a9fd93d2dee2d96adde132e0dc499eade4146370beaf115308a46debdcbb1bdf4c07638adbae9382b5e1
SHA1 hash: 88b26ace223fc96b1b6f147100eaf46983c72cb5
MD5 hash: 48b367ca7149f6cb469659e3338b4335
humanhash: bulldog-illinois-fillet-wisconsin
File name:list of orders for confirmation.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:486'544 bytes
First seen:2026-04-20 06:17:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 46ce5c12b293febbeb513b196aa7f843 (37 x GuLoader, 21 x RemcosRAT, 9 x AgentTesla)
ssdeep 6144:uX45rw628jOcfk63e1alvgAdhtVuI8tr3RNzHQBdZhKg7xBSnfIU1IG:uX4TjXx3TaCf8DNLQPKgLtG
TLSH T141A4024137D6C887EC750A301CB293A31AB1BF75C61A928FBA99F71B1C732E24D0D566
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 8800f8f8e8e8ead8 (2 x GuLoader, 1 x PureHVNC)
Reporter lowmal3
Tags:exe GuLoader signed

Code Signing Certificate

Organisation:Sprgeskemas
Issuer:Sprgeskemas
Algorithm:sha256WithRSAEncryption
Valid from:2026-03-24T10:13:33Z
Valid to:2027-03-24T10:13:33Z
Serial number: 18ff51d864c1f355e7280c8040b82f7b86489ef3
Thumbprint Algorithm:SHA256
Thumbprint: 15f92f232ed31be484c107dc15dc65522cb96b3c8c296aece50cbd7cc63df86d
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
158
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
GuLoader NSIS
Details
GuLoader
a c2 URL, a useragent string, and a string XOR key
GuLoader
an XOR decryption key and an extracted component
NSIS
extracted archive contents
Link:
https://research.acce.ciphertechsolutions.com/results/74f41ebc-21d4-42e5-9032-884120ba6db1/
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-04-20 06:19:17 UTC
Tags:
netreactor stealer purehvnc
Link:
https://app.any.run/tasks/89f86370-f685-4d3f-8d2b-246afb953b70

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/62335/
Detection(s):
SecuriteInfo.com.FileRepMalware.63345361.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69e5c4fbf68adfe1003b9632
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a file in the %AppData% subdirectories
Delayed reading of the file
Searching for the window
Creating a file
Unauthorized injection to a recently created process
Restart of the analyzed sample
Gathering data
Verdict:
Suspicious
Labled as:
Injector.RNAI
Link:
https://www.hybrid-analysis.com/sample/b2c09f242ce0a6b8fe0a1a889d866d72cace7d83ea71765372215cc0eb85ffa6
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-04-20T01:15:00Z UTC
Last seen:
2026-04-21T09:34:00Z UTC
Hits:
~100
Detections:
Trojan-Dropper.Scrop.HTTP.C&C Backdoor.Win32.Androm.wcux Backdoor.Androm.HTTP.Download Trojan.Win32.Guloader.sb VHO:Backdoor.Win32.Androm.gen Trojan.Makoob.HTTP.C&C Trojan-PSW.Stealer.HTTP.C&C PDM:Trojan.Win32.Generic Trojan.NSIS.Makoob.sbb Trojan.NSIS.Makoob.sba Trojan-Downloader.Win32.Minix.sb
Link:
https://opentip.kaspersky.com/b2c09f242ce0a6b8fe0a1a889d866d72cace7d83ea71765372215cc0eb85ffa6/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ab11e895-14fe-45f9-9074-710d226279aa
Result
Threat name:
GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1900861
Signature
AI detected suspicious PE digital signature
Creates a thread in another existing process (thread injection)
Found many strings related to Crypto-Wallets (likely being stolen)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Multi AV Scanner detection for submitted file
Switches to a custom stack to bypass stack traces
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected GuLoader
Yara detected MSIL Injector
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1900861 Sample: list of orders for confirma... Startdate: 20/04/2026 Architecture: WINDOWS Score: 100 44 Multi AV Scanner detection for submitted file 2->44 46 Yara detected MSIL Injector 2->46 48 Yara detected GuLoader 2->48 50 6 other signatures 2->50 8 list of orders for confirmation.exe 2 33 2->8         started        process3 file4 30 C:\Users\user\AppData\Local\...\System.dll, PE32 8->30 dropped 11 list of orders for confirmation.exe 15 10 8->11         started        16 list of orders for confirmation.exe 8->16         started        process5 dnsIp6 36 45.225.135.61, 3398, 49682, 49688 RACKSPHERECH Panama 11->36 32 list of orders for confirmation.exe.log, ASCII 11->32 dropped 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->52 54 Tries to steal Mail credentials (via file / registry access) 11->54 56 Found many strings related to Crypto-Wallets (likely being stolen) 11->56 58 6 other signatures 11->58 18 chrome.exe 1 11->18         started        21 chrome.exe 11->21 injected 23 chrome.exe 11->23 injected 25 list of orders for confirmation.exe 11->25         started        file7 signatures8 process9 dnsIp10 34 192.168.2.7, 138, 3398, 443 unknown unknown 18->34 27 chrome.exe 18->27         started        process11 dnsIp12 38 www.google.com 142.251.150.119, 443, 49697, 49702 GOOGLEUS United States 27->38 40 ogads-pa.clients6.google.com 142.251.167.95, 443, 49722, 49723 GOOGLEUS United States 27->40 42 3 other IPs or domains 27->42
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b2c09f242ce0a6b8fe0a1a889d866d72cace7d83ea71765372215cc0eb85ffa6
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b2c09f242ce0a6b8fe0a1a889d866d72cace7d83ea71765372215cc0eb85ffa6/
Verdict:
Malicious
Threat:
Family.PUREHVNC
Link:
https://tip.neiki.dev/file/b2c09f242ce0a6b8fe0a1a889d866d72cace7d83ea71765372215cc0eb85ffa6
Threat name:
Win32.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2026-04-20 03:31:21 UTC
File Type:
PE (Exe)
Extracted files:
9
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wlaj6jbm4ctlr7qkdkej3btnolfm47md5jyxmu3sefomb24f76ta._file
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:guloader collection discovery downloader spyware stealer
Link:
https://tria.ge/reports/260420-g18n4aaz7p/
Behaviour
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
System Time Discovery
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses Microsoft Outlook profiles
Loads dropped DLL
Reads WinSCP keys stored on the system
Reads user/profile data of web browsers
Family: Guloader,Cloudeye
Unpacked files
SH256 hash:
b2c09f242ce0a6b8fe0a1a889d866d72cace7d83ea71765372215cc0eb85ffa6
MD5 hash:
48b367ca7149f6cb469659e3338b4335
SHA1 hash:
88b26ace223fc96b1b6f147100eaf46983c72cb5
Link:
https://www.unpac.me/results/0fd60ff1-2baa-4470-946e-b0aa60f241c9/
SH256 hash:
8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
MD5 hash:
9b38a1b07a0ebc5c7e59e63346ecc2db
SHA1 hash:
97332a2ffcf12a3e3f27e7c05213b5d7faa13735
Link:
https://www.unpac.me/results/0fd60ff1-2baa-4470-946e-b0aa60f241c9/
Malware family:
PureHVNC
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b2c09f242ce0/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/b2c09f242ce0a6b8fe0a1a889d866d72cace7d83ea71765372215cc0eb85ffa6

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:Lumma_Stealer_Detection
Create hunting rule
Author:ashizZz
Description:Detects a specific Lumma Stealer malware sample using unique strings and behaviors
Reference:https://seanthegeek.net/posts/compromized-store-spread-lumma-stealer-using-fake-captcha/
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:VECT_Ransomware
Create hunting rule
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.

Malspam

GuLoader

Executable exe b2c09f242ce0a6b8fe0a1a889d866d72cace7d83ea71765372215cc0eb85ffa6

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/62335/

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