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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1c8071c09a7f4b7bce1339b71d2522547aae5b41ed8d80a821a990a2f2b991fc. 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


STRRAT


Vendor detections: 10


Intelligence 10 IOCs 1 YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1c8071c09a7f4b7bce1339b71d2522547aae5b41ed8d80a821a990a2f2b991fc
SHA3-384 hash: 225ae3037c4a41a5f139755b0eb8cc2ef68b9a504f28ca46b94579333c1c75dbcade540fbe7ed6aba0276a8e3f566133
SHA1 hash: 23cc34f2013735925e38062b6057ce6475ef72fc
MD5 hash: 76e53592594fdba63a81f2078f331e06
humanhash: wisconsin-butter-massachusetts-nineteen
File name:PROOF OF PAYMENT.js
Download: download sample
Signature STRRAT
Create hunting rule
File size:210'466 bytes
First seen:2025-07-08 09:20:13 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 6144:eQ8b900oiz42ScuJID+Z40W5pEZQ7bFJgi+/5zY:1AX42SJIDL4ZEcG
TLSH T1AE24D31C7785E657DBB820088FEA332FC2F4D9756304716965192B7EE913EBE301A9C8
Magika javascript
Reporter abuse_ch
Tags:js STRRAT


Avatar
abuse_ch
STRRAT C2:
66.179.10.197:5610

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
66.179.10.197:5610 https://threatfox.abuse.ch/ioc/1554448/

Intelligence

File Origin
# of uploads :
1
# of downloads :
38
Origin country :
NL NL
Vendor Threat Intelligence
Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=686ce2dfc9eb974737678acb
Tags:
autorun emotet
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
evasive obfuscated obfuscated
Link:
https://www.filescan.io/uploads/686ce2e40737c4165a945cb6/reports/3374ed5c-593c-4c5e-8739-27ab5533b6c4/overview
Verdict:
Malicious
Labled as:
GT:JS.Acsogenixx.1594
Link:
https://www.hybrid-analysis.com/sample/1c8071c09a7f4b7bce1339b71d2522547aae5b41ed8d80a821a990a2f2b991fc
Result
Threat name:
STRRAT
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1730767
Signature
Exploit detected, runtime environment dropped PE file
Exploit detected, runtime environment starts unknown processes
Found malware configuration
JavaScript source code contains functionality to generate code involving a shell, file or stream
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sample has a suspicious name (potential lure to open the executable)
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Yara detected AllatoriJARObfuscator
Yara detected STRRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1730767 Sample: PROOF OF PAYMENT.js Startdate: 08/07/2025 Architecture: WINDOWS Score: 100 71 jareyo.duckdns.org 2->71 73 str-master.pw 2->73 75 5 other IPs or domains 2->75 91 Suricata IDS alerts for network traffic 2->91 93 Found malware configuration 2->93 95 Malicious sample detected (through community Yara rule) 2->95 99 9 other signatures 2->99 11 wscript.exe 1 2 2->11         started        15 notepad.exe 2->15         started        17 notepad.exe 2->17         started        19 2 other processes 2->19 signatures3 97 Uses dynamic DNS services 71->97 process4 file5 67 C:\Users\user\AppData\Roaming\vsprmpk.txt, Zip 11->67 dropped 101 JScript performs obfuscated calls to suspicious functions 11->101 103 Windows Scripting host queries suspicious COM object (likely to drop second stage) 11->103 21 javaw.exe 22 11->21         started        signatures6 process7 dnsIp8 77 github.com 140.82.114.4, 443, 49716 GITHUBUS United States 21->77 79 objects.githubusercontent.com 185.199.109.133, 443, 49721 FASTLYUS Netherlands 21->79 81 dualstack.sonatype.map.fastly.net 199.232.192.209, 443, 49717, 49718 FASTLYUS United States 21->81 24 java.exe 1 16 21->24         started        process9 file10 65 C:\Users\user\...\jna8299853646520630522.dll, PE32 24->65 dropped 27 java.exe 10 24->27         started        31 cmd.exe 1 24->31         started        34 conhost.exe 24->34         started        process11 dnsIp12 83 jareyo.duckdns.org 66.179.10.197, 49727, 5610 SRS-6-Z-7381US United States 27->83 85 ip-api.com 208.95.112.1, 49729, 80 TUT-ASUS United States 27->85 87 str-master.pw 178.162.203.202, 80 LEASEWEB-DE-FRA-10DE Germany 27->87 69 C:\Users\user\...\jna3507979408071083334.dll, PE32 27->69 dropped 36 cmd.exe 27->36         started        38 cmd.exe 27->38         started        40 cmd.exe 27->40         started        46 2 other processes 27->46 105 Uses schtasks.exe or at.exe to add and modify task schedules 31->105 42 conhost.exe 31->42         started        44 schtasks.exe 31->44         started        file13 signatures14 process15 process16 48 WMIC.exe 36->48         started        51 conhost.exe 36->51         started        53 conhost.exe 38->53         started        55 WMIC.exe 38->55         started        57 conhost.exe 40->57         started        59 WMIC.exe 40->59         started        61 conhost.exe 46->61         started        63 WMIC.exe 46->63         started        signatures17 89 Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes) 48->89
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/1c8071c09a7f4b7bce1339b71d2522547aae5b41ed8d80a821a990a2f2b991fc
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1c8071c09a7f4b7bce1339b71d2522547aae5b41ed8d80a821a990a2f2b991fc/
Verdict:
Malicious
Threat:
Script-JS.Trojan.Cryxos
Link:
https://tip.neiki.dev/file/1c8071c09a7f4b7bce1339b71d2522547aae5b41ed8d80a821a990a2f2b991fc
Threat name:
Script-JS.Trojan.Acsogenixx
Create hunting rule
Status:
Malicious
First seen:
2025-07-08 09:20:28 UTC
File Type:
Text (JavaScript)
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dsahdqe2p5fxxtqthg3r2jjckr5k4w2b5wgybkbbvgikf4vzsh6a._file
Result
Malware family:
strrat
Create hunting rule
Score:
  10/10
Tags:
family:strrat execution persistence ransomware stealer trojan
Link:
https://tria.ge/reports/250708-laytesem5z/
Behaviour
Modifies registry class
Opens file in notepad (likely ransom note)
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Drops startup file
Loads dropped DLL
STRRAT
Strrat family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/1c8071c09a7f4b7bce1339b71d2522547aae5b41ed8d80a821a990a2f2b991fc

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_STRRAT_javascripts_Malware
Create hunting rule
Author:daniyyell
Description:Detects obfuscated JavaScript code indicative of STRRAT malware.

File information

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

Comments