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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1a3a57ffc001e71f1081bbf604b178d8e577144ad92486f14f672e4c3b299083. 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


Threat unknown


Vendor detections: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1a3a57ffc001e71f1081bbf604b178d8e577144ad92486f14f672e4c3b299083
SHA3-384 hash: 4724a9755b1bcb70ea7d9a8fdac555fd1dade07060eaa056c25a4e4927cb27b218df7d07d7b28648ee9d0e99af08a757
SHA1 hash: 8bc48f5bab2ef2531e4dd15659cde1f555c539db
MD5 hash: 4e1ba120649f1373133c9a2eab85f83e
humanhash: pluto-sixteen-fish-football
File name:form_91484.pdf.ps1
Download: download sample
File size:27'193 bytes
First seen:2026-04-14 07:29:12 UTC
Last seen:Never
File type:PowerShell (PS) ps1
MIME type:text/plain
ssdeep 384:Q3C0vWvH4FQaFDlOs7VvlPbyR2IDk6jMTICxdU9j74YbI/8a:f0OH4SaFx1NlP62Iw64nxqV4Yc8a
TLSH T1ACC27D62BE94E1785BCF370B76F0F89255747BB2908EA50CA0DE448117DDEE0E63C5A2
Magika powershell
Reporter abuse_ch
Tags:ps1

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Script.SNH-gen.79788435.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69ddece445787c53e5397f85
Tags:
ransomware phishing
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
aes anti-vm base64 crypto evasive fingerprint masquerade obfuscated powershell powershell soft-404
Link:
https://www.filescan.io/uploads/69ddecde5ea31bc68a28bfc6/reports/3253a347-7036-41f7-a93b-a6c04d2cabed/overview
Verdict:
Malicious
Labled as:
PowerShell_Kryptik_KC_trojan
Link:
https://www.hybrid-analysis.com/sample/1a3a57ffc001e71f1081bbf604b178d8e577144ad92486f14f672e4c3b299083
Verdict:
Malicious
File Type:
ps1
First seen:
2026-04-13T12:35:00Z UTC
Last seen:
2026-04-13T13:05:00Z UTC
Hits:
~10
Detections:
PDM:Trojan.Win32.Generic
Link:
https://opentip.kaspersky.com/1a3a57ffc001e71f1081bbf604b178d8e577144ad92486f14f672e4c3b299083/results?tab=lookup
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1897871
Signature
AI detected malicious Powershell script
Bypasses PowerShell execution policy
Deletes itself after installation
Found suspicious powershell code related to unpacking or dynamic code loading
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Uses an obfuscated file name to hide its real file extension (double extension)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1897871 Sample: form_91484.pdf.ps1 Startdate: 14/04/2026 Architecture: WINDOWS Score: 100 26 9d5e8284821be4ddd23a0ac321ea71a7.xyz 2->26 28 winup.su 2->28 30 refundonex.com 2->30 36 Malicious sample detected (through community Yara rule) 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Yara detected Powershell download and execute 2->40 44 5 other signatures 2->44 8 wscript.exe 1 2->8         started        11 powershell.exe 15 46 2->11         started        signatures3 42 Performs DNS queries to domains with low reputation 26->42 process4 dnsIp5 46 Suspicious powershell command line found 8->46 48 Wscript starts Powershell (via cmd or directly) 8->48 50 Bypasses PowerShell execution policy 8->50 58 3 other signatures 8->58 15 powershell.exe 14 33 8->15         started        32 refundonex.com 87.121.52.71, 443, 49689, 49694 NETERRA-ASBG Bulgaria 11->32 34 winup.su 87.121.52.72, 443, 49693, 49698 NETERRA-ASBG Bulgaria 11->34 22 C:\Users\user\AppData\Roaming\...\update.ps1, ASCII 11->22 dropped 24 C:\Users\user\AppData\...\launcher.vbs, ASCII 11->24 dropped 52 Deletes itself after installation 11->52 54 Found suspicious powershell code related to unpacking or dynamic code loading 11->54 56 Loading BitLocker PowerShell Module 11->56 18 conhost.exe 11->18         started        file6 signatures7 process8 signatures9 60 Found suspicious powershell code related to unpacking or dynamic code loading 15->60 62 Loading BitLocker PowerShell Module 15->62 20 conhost.exe 15->20         started        process10
Score:
48%
Verdict:
Susipicious
File Type:
SCRIPT
Link:
https://malprob.io/report/1a3a57ffc001e71f1081bbf604b178d8e577144ad92486f14f672e4c3b299083
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1a3a57ffc001e71f1081bbf604b178d8e577144ad92486f14f672e4c3b299083/
Verdict:
Malicious
Threat:
Trojan.Win32
Link:
https://tip.neiki.dev/file/1a3a57ffc001e71f1081bbf604b178d8e577144ad92486f14f672e4c3b299083
Threat name:
Script-PowerShell.Trojan.Boxter
Create hunting rule
Status:
Malicious
First seen:
2026-04-13 19:55:18 UTC
File Type:
Text (PowerShell)
AV detection:
14 of 37 (37.84%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=di5fp76aahtr6eebxp3ajmly3dsxofck3esin4kpm4xeyozjscbq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution
Link:
https://tria.ge/reports/260414-jbjd1shs5s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Command and Scripting Interpreter: PowerShell
Deletes itself
Badlisted process makes network request
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/1a3a57ffc001e71f1081bbf604b178d8e577144ad92486f14f672e4c3b299083

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:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:SUSP_PowerShell_Base64_Decode
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects PowerShell code to decode Base64 data. This can yield many FP
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)

File information

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

Web download

PowerShell (PS) ps1 1a3a57ffc001e71f1081bbf604b178d8e577144ad92486f14f672e4c3b299083

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3818631/
  
Delivery method
Distributed via web download

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