MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b539a573c022b9076c26f3a581bbf7d9867e597193148855730134fb2877e88. 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


PureLogsStealer


Vendor detections: 11


Intelligence 11 IOCs 1 YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4b539a573c022b9076c26f3a581bbf7d9867e597193148855730134fb2877e88
SHA3-384 hash: 5f7c51284d416c08f3ea083bc218894848a042c89c62a17ba0f41b0727060e196a1021a0607a9a9fdbbb6f903fb99898
SHA1 hash: 491a6adcf442b85432997cfd201d70f04b3de26d
MD5 hash: 29e0018c54595d7b81c292bc3c206a56
humanhash: friend-hydrogen-item-wisconsin
File name:file
Download: download sample
Signature PureLogsStealer
Create hunting rule
File size:3'475'592 bytes
First seen:2025-11-19 01:46:15 UTC
Last seen:2025-11-19 02:21:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash d42595b695fc008ef2c56aabd8efd68e (92 x Rhadamanthys, 70 x Vidar, 41 x LummaStealer)
ssdeep 49152:+Q1+r47VoT8kiCycETgzOGIvog+k/oBXs:+9bycE0ztk/Es
TLSH T117F57D072CC148B9E099F23588B761A77B74BC080731A7D32E51AF785E73BD12AB6395
TrID 44.4% (.EXE) Win64 Executable (generic) (10522/11/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter Bitsight
Tags:dropped-by-amadey exe fbf543 PureLogsStealer signed

Code Signing Certificate

Organisation:malwarebytes.com
Issuer:E8
Algorithm:sha256WithRSAEncryption
Valid from:2025-10-27T04:51:28Z
Valid to:2026-01-25T04:51:27Z
Serial number: 06fd124783ec7ce3ae260d2b770fae5bf0dd
Thumbprint Algorithm:SHA256
Thumbprint: ab55f970a21597a70a0bb97ce7ab0d53e9dd9def8fe5cb05e666332df9624a36
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
Bitsight
url: http://178.16.55.189/files/1671711641/WLEkZwB.exe

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
144.76.96.36:7705 https://threatfox.abuse.ch/ioc/1646394/

Intelligence

File Origin
# of uploads :
4
# of downloads :
149
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2025-11-19 01:48:02 UTC
Tags:
golang auto-reg stealer purecrypter netreactor purehvnc
Link:
https://app.any.run/tasks/e659f3f3-ffc1-4d20-8453-b61db1b6a6f2

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/38628/
Detection(s):
SecuriteInfo.com.W64.GoKryptik.MH.tr.11909.3312.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=691d2171434cd67b17c2fffb
Tags:
injection dropper emotet sage
Result
Verdict:
Clean
Maliciousness:

Behaviour
Launching cmd.exe command interpreter
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context anti-vm cmd golang lolbin signed
Link:
https://www.filescan.io/uploads/691d216fe68d9822a37ca4f9/reports/deb890eb-07a5-414c-8758-bbc1a063c3e2/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/4b539a573c022b9076c26f3a581bbf7d9867e597193148855730134fb2877e88
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-11-18T22:09:00Z UTC
Last seen:
2025-11-19T18:18:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.Win64.Generic
Link:
https://opentip.kaspersky.com/4b539a573c022b9076c26f3a581bbf7d9867e597193148855730134fb2877e88/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/8555422c-55b4-4d85-9d2f-57051262a7a9
Score:
45%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/4b539a573c022b9076c26f3a581bbf7d9867e597193148855730134fb2877e88
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/29e0018c54595d7b81c292bc3c206a56
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4b539a573c022b9076c26f3a581bbf7d9867e597193148855730134fb2877e88/
Verdict:
Malicious
Threat:
Trojan.Win64
Link:
https://tip.neiki.dev/file/4b539a573c022b9076c26f3a581bbf7d9867e597193148855730134fb2877e88
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jnjzuvz4aivza5wcn45fqg57pwmgpzmxdeyurbkxgaju7muhp2ea._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
collection discovery persistence
Link:
https://tria.ge/reports/251119-b64z7sds5d/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Browser Information Discovery
System Location Discovery: System Language Discovery
Drops file in Windows directory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Executes dropped EXE
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/3aa6c537-37c4-4072-8d81-7e87bdc628b5
Unpacked files
SH256 hash:
4b539a573c022b9076c26f3a581bbf7d9867e597193148855730134fb2877e88
MD5 hash:
29e0018c54595d7b81c292bc3c206a56
SHA1 hash:
491a6adcf442b85432997cfd201d70f04b3de26d
Link:
https://www.unpac.me/results/4a20db23-f8fe-4dff-982c-08f6e705a9d2/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4b539a573c02/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/4b539a573c022b9076c26f3a581bbf7d9867e597193148855730134fb2877e88

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:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:Detect_Go_GOMAXPROCS
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Golangmalware
Create hunting rule
Author:Dhanunjaya
Description:Malware in Golang
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:golang_duffcopy_amd64
Create hunting rule
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Web download

PureLogsStealer

Executable exe 4b539a573c022b9076c26f3a581bbf7d9867e597193148855730134fb2877e88

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3711678/
Cape
Cape
https://www.capesandbox.com/analysis/38628/

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