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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b623d32b769220a3d46a495fabc93e117d8743863e4d54e026fe1ec69a82abc9. 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



Formbook


Vendor detections: 11


Intelligence 11 IOCs YARA File information Comments

SHA256 hash: b623d32b769220a3d46a495fabc93e117d8743863e4d54e026fe1ec69a82abc9
SHA3-384 hash: 888e11a8a18be12b28883537266832af56d90df31bc4cf56591cfcd88aa486ff659abc3028fce7188b5154c32a2c9dd3
SHA1 hash: d0fd4aa80a928faca64a61f1ed8e1176a6e7ed06
MD5 hash: 4f40c679e0346406dc3fa1dcc2705be5
humanhash: artist-uncle-wisconsin-lion
File name:Quotation.JS
Download: download sample
Signature Formbook
File size:4'410'347 bytes
First seen:2026-09-17 15:05:06 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 98304:0Mw+LM7rDHFUlc0GngMVOuRlkH13aTCFq/NAyMeywVHQuq7HD18:0MwWM7r7FUa0GnDVOuRYs11MywvbD18
TLSH T1851619C072CA74712E396B2CBB7E9A2084196807D9869F1C356CF11C7BA7927F358DD2
Magika txt
Reporter abuse_ch
Tags:FormBook js

Intelligence


File Origin
# of uploads :
1
# of downloads :
167
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug dropper evasive obfuscated packed repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-09-17T06:44:00Z UTC
Last seen:
2026-09-19T11:35:00Z UTC
Hits:
~1000
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Found API chain indicative of debugger detection
Found direct / indirect Syscall (likely to bypass EDR)
JavaScript source code contains call to eval() to check own source code (likely for evading instrumentation)
JavaScript source code contains functionality to generate code involving a shell, file or stream
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
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 FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1974345 Sample: Quotation.JS.js Startdate: 17/09/2026 Architecture: WINDOWS Score: 100 33 yinhe2.top 2->33 35 parking.d.parity.domains 2->35 37 5 other IPs or domains 2->37 43 Suricata IDS alerts for network traffic 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 Yara detected FormBook 2->47 49 4 other signatures 2->49 10 wscript.exe 3 2->10         started        signatures3 process4 signatures5 59 Windows Scripting host queries suspicious COM object (likely to drop second stage) 10->59 61 WScript reads language and country specific registry keys (likely country aware script) 10->61 13 SKKZILNUXYMKGDQD.PIF 1 10->13         started        process6 signatures7 63 Found API chain indicative of debugger detection 13->63 65 Modifies the context of a thread in another process (thread injection) 13->65 67 Maps a DLL or memory area into another process 13->67 69 3 other signatures 13->69 16 7sgR1arZLfOazI.exe 13->16 injected 20 conhost.exe 13->20         started        process8 dnsIp9 27 parking.d.parity.domains 104.219.250.36, 49711, 80 NAMECHEAP-NET-NamecheapIncUS United States 16->27 29 dumbsplash.com 179.237.100.236, 49712, 49713, 49714 INFOMANIAK-ASCH Switzerland 16->29 31 yinhe2.top 15.197.225.128, 49716, 49717, 49718 AMAZON-02-AmazoncomIncUS Canada 16->31 39 Maps a DLL or memory area into another process 16->39 41 Found direct / indirect Syscall (likely to bypass EDR) 16->41 22 SearchFilterHost.exe 13 16->22         started        signatures10 process11 signatures12 51 Tries to steal Mail credentials (via file / registry access) 22->51 53 Tries to harvest and steal browser information (history, passwords, etc) 22->53 55 Modifies the context of a thread in another process (thread injection) 22->55 57 3 other signatures 22->57 25 firefox.exe 22->25         started        process13
Gathering data
Threat name:
Script.Trojan.Heuristic
Status:
Malicious
First seen:
2026-09-17 12:56:10 UTC
File Type:
Text (JavaScript)
AV detection:
7 of 23 (30.43%)
Threat level:
  2/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook execution rat spyware stealer trojan
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Checks computer location settings
Executes dropped EXE
Family: Formbook
Formbook payload
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