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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ecf8ad892580ee1d46e92bfbc7970d8f3f8857baec59e61d4fe11449988e8a61. 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 YARA File information Comments

SHA256 hash: ecf8ad892580ee1d46e92bfbc7970d8f3f8857baec59e61d4fe11449988e8a61
SHA3-384 hash: 81a6e79e8bc9e0a948469ba95c370e4b934087c6d1737fd32863b66ae9ab0b34f51a077e5ea5b348d230225df695b667
SHA1 hash: aeeafada8672c928b1cfb431932591d49f76bda8
MD5 hash: 2befd6102e37ee3d483fe85a5ecfd4f5
humanhash: iowa-pasta-berlin-autumn
File name:Request For Quotation.js
Download: download sample
Signature STRRAT
File size:848'934 bytes
First seen:2026-09-22 15:10:12 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 3072:OJErxRERdyhms03THZn43aHewVKIiKPolxxURkwn593cfYoKiKP4GLkINX9xuNEB:W
TLSH T164051F55B36A098B1B0BEE34341A1D6377B80B61EFCC49C49257EE998C5EFC70259E0B
Magika javascript
Reporter abuse_ch
Tags:js STRRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
139
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-09-22T04:17:00Z UTC
Last seen:
2026-09-22T12:00:00Z UTC
Hits:
~1000
Result
Threat name:
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Exploit detected, runtime environment dropped PE file
Exploit detected, runtime environment starts unknown processes
Found malware configuration
JavaScript source code contains call to eval containing suspicious API calls
JavaScript source code contains functionality to generate code involving a shell, file or stream
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: WScript or CScript Dropper
Uses schtasks.exe or at.exe to add and modify task schedules
Windows Scripting host queries suspicious COM object (likely to drop second stage)
WScript reads language and country specific registry keys (likely country aware script)
Yara detected AllatoriJARObfuscator
Yara detected STRRAT
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1976285 Sample: Request For Quotation.js Startdate: 22/09/2026 Architecture: WINDOWS Score: 100 50 str-master.pw 2->50 52 repo1.maven.org.cdn.cloudflare.net 2->52 54 3 other IPs or domains 2->54 64 Found malware configuration 2->64 66 Malicious sample detected (through community Yara rule) 2->66 68 Antivirus detection for URL or domain 2->68 70 8 other signatures 2->70 10 wscript.exe 1 7 2->10         started        14 notepad.exe 2->14         started        16 notepad.exe 2->16         started        18 2 other processes 2->18 signatures3 process4 file5 46 C:\Users\user\AppData\Roaming\zoydygsmi.txt, Zip 10->46 dropped 74 JScript performs obfuscated calls to suspicious functions 10->74 76 Windows Scripting host queries suspicious COM object (likely to drop second stage) 10->76 78 WScript reads language and country specific registry keys (likely country aware script) 10->78 20 javaw.exe 22 10->20         started        signatures6 process7 dnsIp8 56 github.com 172.182.252.133, 443, 49713 MICROSOFT-CORP-MSN-AS-BLOCK-MicrosoftCorporationUS United States 20->56 58 release-assets.githubusercontent.com 185.199.108.133, 443, 49717 FASTLY-FastlyIncUS United States 20->58 60 repo1.maven.org.cdn.cloudflare.net 104.18.19.12, 443, 49714, 49715 CLOUDFLARENET-CloudflareIncUS Canada 20->60 23 java.exe 1 16 20->23         started        process9 file10 44 C:\Users\user\...\jna2755060762504414701.dll, PE32 23->44 dropped 26 cmd.exe 1 23->26         started        29 java.exe 10 23->29         started        33 conhost.exe 23->33         started        process11 dnsIp12 72 Uses schtasks.exe or at.exe to add and modify task schedules 26->72 35 schtasks.exe 26->35         started        38 conhost.exe 26->38         started        62 str-master.pw 46.165.199.9, 80 LEASEWEB-DE-FRA-10DE Germany 29->62 48 C:\Users\user\...\jna244369186509838115.dll, PE32 29->48 dropped 40 conhost.exe 29->40         started        file13 signatures14 process15 file16 42 stdout, ASCII 35->42 dropped
Verdict:
inconclusive
YARA:
1 match(es)
Tags:
Javascript T1059.007
Threat name:
Script-JS.Trojan.Cryxos
Status:
Malicious
First seen:
2026-09-22 12:57:43 UTC
File Type:
Text (JavaScript)
AV detection:
5 of 36 (13.89%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:strrat execution persistence privilege_escalation ransomware stealer trojan
Behaviour
Opens file in notepad (likely ransom note)
Scheduled Task/Job: Scheduled Task
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Executes a command shell one-liner
Adds Run key to start application
Checks computer location settings
Creates a file in the Startup directory
Loads dropped DLL
Family: STRRAT
Malware Config
C2 Extraction:
jetos.2waky.com:3609
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Comments