MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 909c33d6348be0cf34686e22658f9957c57ca0dfdcd47c1000e6b0ec61502547. 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: 9


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: 909c33d6348be0cf34686e22658f9957c57ca0dfdcd47c1000e6b0ec61502547
SHA3-384 hash: 04566fea4b6561a47a9d120f34fa9d17a82a1edb3534ef48e837a485a7921f89a78c0c21703ba461b6e45ee62eb6c540
SHA1 hash: 632979ad3705044a4c71e2a321fb6b6c640de270
MD5 hash: 4447e56fc173186fbdc1b9fadd0be75a
humanhash: lima-don-ohio-utah
File name:Renovation Budget Draft.js
Download: download sample
Signature Formbook
File size:1'365'282 bytes
First seen:2025-04-17 11:28:38 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 192:COTPAGin++ZqzOTPAGin++ZqYOTPAGin++ZqzOTPAGin++ZqYOTPAGin++ZqzOTp:i/G4VTHGq/A3c7KG05K4DdeSM8AOKX
Threatray 43 similar samples on MalwareBazaar
TLSH T13555BF4B431B3DA1F8C3125A79BC2D651CC95DD328D7371CEB7A0488AE18A3ADAB3574
Magika javascript
Reporter abuse_ch
Tags:FormBook js

Intelligence


File Origin
# of uploads :
1
# of downloads :
461
Origin country :
NL NL
Vendor Threat Intelligence
Verdict:
Malicious
Score:
96.5%
Tags:
obfuscate cryxos xtreme shell
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
evasive obfuscated obfuscated overlay powershell
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Connects to a pastebin service (likely for C&C)
Creates autostart registry keys with suspicious values (likely registry only malware)
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
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)
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
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)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected FormBook
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1667439 Sample: Renovation Budget Draft.js Startdate: 17/04/2025 Architecture: WINDOWS Score: 100 48 www.computetools.xyz 2->48 50 paste.ee 2->50 52 11 other IPs or domains 2->52 76 Suricata IDS alerts for network traffic 2->76 78 Malicious sample detected (through community Yara rule) 2->78 80 Multi AV Scanner detection for submitted file 2->80 86 10 other signatures 2->86 11 wscript.exe 1 1 2->11         started        14 svchost.exe 1 1 2->14         started        signatures3 82 Performs DNS queries to domains with low reputation 48->82 84 Connects to a pastebin service (likely for C&C) 50->84 process4 dnsIp5 92 JScript performs obfuscated calls to suspicious functions 11->92 94 Suspicious powershell command line found 11->94 96 Wscript starts Powershell (via cmd or directly) 11->96 98 2 other signatures 11->98 17 powershell.exe 15 16 11->17         started        60 127.0.0.1 unknown unknown 14->60 signatures6 process7 dnsIp8 42 paste.ee 23.186.113.60, 443, 49684, 49685 KLAYER-GLOBALNL Reserved 17->42 44 archive.org 207.241.224.2, 443, 49682 INTERNET-ARCHIVEUS United States 17->44 46 ia801700.us.archive.org 207.241.233.30, 443, 49683 INTERNET-ARCHIVEUS United States 17->46 70 Creates autostart registry keys with suspicious values (likely registry only malware) 17->70 72 Writes to foreign memory regions 17->72 74 Injects a PE file into a foreign processes 17->74 21 MSBuild.exe 17->21         started        24 cmd.exe 1 17->24         started        26 conhost.exe 17->26         started        signatures9 process10 signatures11 88 Maps a DLL or memory area into another process 21->88 28 sTTMdhOjOlJcAtWeopylV.exe 21->28 injected 31 conhost.exe 24->31         started        process12 signatures13 100 Maps a DLL or memory area into another process 28->100 102 Found direct / indirect Syscall (likely to bypass EDR) 28->102 33 dfrgui.exe 13 28->33         started        process14 signatures15 62 Tries to steal Mail credentials (via file / registry access) 33->62 64 Tries to harvest and steal browser information (history, passwords, etc) 33->64 66 Modifies the context of a thread in another process (thread injection) 33->66 68 3 other signatures 33->68 36 sTTMdhOjOlJcAtWeopylV.exe 33->36 injected 40 firefox.exe 33->40         started        process16 dnsIp17 54 ku188.today 50.6.195.108, 49706, 49707, 49708 UNIFIEDLAYER-AS-1US United States 36->54 56 cyberpraxis.pro 109.234.166.73, 49697, 80 O2SWITCHFR France 36->56 58 2 other IPs or domains 36->58 90 Found direct / indirect Syscall (likely to bypass EDR) 36->90 signatures18
Threat name:
Script-JS.Trojan.Cryxos
Status:
Malicious
First seen:
2025-04-17 11:29:31 UTC
File Type:
Text (JavaScript)
AV detection:
7 of 24 (29.17%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery execution persistence
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Blocklisted process makes network request
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.

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