MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d36ed137f9ad6964486285f443f21a27510c8b15f40ef2c47911b5a47b8bc083. 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: d36ed137f9ad6964486285f443f21a27510c8b15f40ef2c47911b5a47b8bc083
SHA3-384 hash: eabb21c9bf2d5f61b2c99cbde0e4e15dcf2820978636c1c5ae7f1e80e0355464c4ef28941e0e110d16b5d767cf7651f7
SHA1 hash: 8da68794e088d9007e4a1768e1de18e6dffd2829
MD5 hash: e8376db8625ab4c07c66cbd8c5ae372c
humanhash: alanine-sweet-avocado-skylark
File name:arquivo_889bb95255b5492b83d70b0c212262d0.vbs
Download: download sample
Signature Formbook
File size:132'999 bytes
First seen:2025-05-03 10:23:49 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 384:2geNsi3ruVoJs9tHQ9I0OLzxHGtpL08ev9tfk+nnnnO:ssi3ruVoJs9tHQ9I0OLzxHGt9pl
Threatray 14 similar samples on MalwareBazaar
TLSH T141D3444BCC9092064976ADA1BDEDBF49041FD39B82061CC1BAF7AB74F523893C46856F
Magika vba
Reporter smica83
Tags:FormBook HUN kimber-lovestoblog-com vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
106
Origin country :
HU HU
Vendor Threat Intelligence
Verdict:
Malicious
Score:
95.7%
Tags:
xtreme shell sage
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 evasive obfuscated opendir opendir overlay powershell
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
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
Queues an APC in another process (thread injection)
Sigma detected: Base64 Encoded PowerShell Command Detected
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)
VBScript performs obfuscated calls to suspicious functions
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: 1680502 Sample: arquivo_889bb95255b5492b83d... Startdate: 03/05/2025 Architecture: WINDOWS Score: 100 47 kimber.lovestoblog.com 2->47 49 www.yeupnz.info 2->49 51 7 other IPs or domains 2->51 71 Suricata IDS alerts for network traffic 2->71 73 Malicious sample detected (through community Yara rule) 2->73 75 Antivirus detection for URL or domain 2->75 77 9 other signatures 2->77 11 wscript.exe 1 2->11         started        14 wscript.exe 2->14         started        signatures3 process4 signatures5 83 VBScript performs obfuscated calls to suspicious functions 11->83 85 Suspicious powershell command line found 11->85 87 Wscript starts Powershell (via cmd or directly) 11->87 89 2 other signatures 11->89 16 powershell.exe 14 16 11->16         started        process6 dnsIp7 43 kimber.lovestoblog.com 185.27.134.99, 49693, 80 WILDCARD-ASWildcardUKLimitedGB United Kingdom 16->43 45 ia601205.us.archive.org 207.241.227.135, 443, 49692 INTERNET-ARCHIVEUS United States 16->45 67 Writes to foreign memory regions 16->67 69 Injects a PE file into a foreign processes 16->69 20 cmd.exe 16->20         started        23 cmd.exe 1 16->23         started        25 conhost.exe 16->25         started        signatures8 process9 signatures10 79 Maps a DLL or memory area into another process 20->79 27 eZBjooaDxwrSJ.exe 20->27 injected 30 conhost.exe 23->30         started        process11 signatures12 91 Maps a DLL or memory area into another process 27->91 93 Found direct / indirect Syscall (likely to bypass EDR) 27->93 32 svchost.exe 13 27->32         started        35 ctfmon.exe 27->35         started        process13 signatures14 59 Tries to steal Mail credentials (via file / registry access) 32->59 61 Tries to harvest and steal browser information (history, passwords, etc) 32->61 63 Modifies the context of a thread in another process (thread injection) 32->63 65 3 other signatures 32->65 37 eZBjooaDxwrSJ.exe 32->37 injected 41 firefox.exe 32->41         started        process15 dnsIp16 53 www.yeupnz.info 47.83.1.90, 49697, 80 VODANETInternationalIP-BackboneofVodafoneDE United States 37->53 55 e5725.a.akamaiedge.net 23.5.3.236, 49706, 49707, 49708 NTT-COMMUNICATIONS-2914US United States 37->55 57 2 other IPs or domains 37->57 81 Found direct / indirect Syscall (likely to bypass EDR) 37->81 signatures17
Threat name:
Script.Trojan.Generic
Status:
Suspicious
First seen:
2025-05-03 10:24:11 UTC
File Type:
Binary
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
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.

Formbook

Visual Basic Script (vbs) vbs d36ed137f9ad6964486285f443f21a27510c8b15f40ef2c47911b5a47b8bc083

(this sample)

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