MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 eb4c64f160030cfee24f7fe0a49479bb538e746b2c73e9574f8fc80e36d3cae0. 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: 16
| SHA256 hash: | eb4c64f160030cfee24f7fe0a49479bb538e746b2c73e9574f8fc80e36d3cae0 |
|---|---|
| SHA3-384 hash: | 3156845acd4bc0bb6d241568f7a692f56190de6c511303cf84be7c161373f1f10482d7dd058ab453488362f8532d8645 |
| SHA1 hash: | 5f5a15d04fd5099a95748a22b0ae668cfce3da76 |
| MD5 hash: | bd95ca686b05d785e18787c30c73b484 |
| humanhash: | oklahoma-saturn-cat-sixteen |
| File name: | Request For Quotation.vbs |
| Download: | download sample |
| Signature | Formbook |
| File size: | 62'343 bytes |
| First seen: | 2025-10-28 08:25:57 UTC |
| Last seen: | Never |
| File type: |  vbs |
| MIME type: | text/plain |
| ssdeep | 96:qikOfwux6SHxCQSjAodLU6R7VuY0IU1LxmQocVSjCD8RocgSSjAuSG6NnJVuYoUQ:xez8OithCe1 |
| Threatray | 2'825 similar samples on MalwareBazaar |
| TLSH | T13F53B7A425F456FBA29F2FF8C0EDA1C275603F0A1657A71F51B1AAB0D12B1C54D33A0B |
| Magika | vba |
| Reporter |  abuse_ch |
| Tags: | FormBook vbs |
Intelligence
File Origin
# of uploads :
1
# of downloads :
71
Origin country :
SEVendor Threat Intelligence
Detection:
n/a
Verdict:
Malicious
Score:
70%
Tags:
spawn hype sage
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
base64 base64 evasive obfuscated obfuscated opendir opendir overlay powershell
Verdict:
Malicious
Labled as:
VBS/Obfuscated.DJ trojan
Verdict:
Malicious
File Type:
vbs
First seen:
2025-10-28T00:17:00Z UTC
Last seen:
2025-10-29T10:18:00Z UTC
Hits:
~100
Detections:
Trojan.Agentb.TCP.C&C Trojan.JS.SAgent.sb HEUR:Trojan.Script.Generic Trojan-Spy.Noon.HTTP.ServerRequest
Result
Threat name:
Caminho Loader, FormBook
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Creates processes via WMI
Found malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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 detect virtualization through RDTSC time measurements
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 Caminho Loader
Yara detected FormBook
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Score:
57%
Verdict:
Susipicious
File Type:
SCRIPT
Verdict:
Malware
YARA:
1 match(es)
Tags:
Scripting.FileSystemObject VBScript
Detection:
formbook
Verdict:
Malicious
Threat:
Family.FORMBOOK
Threat name:
Script-WScript.Backdoor.FormBook
Status:
Suspicious
First seen:
2025-10-28 08:31:05 UTC
File Type:
Binary
AV detection:
7 of 23 (30.43%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 2'815 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:zl28 discovery execution rat spyware stealer trojan
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Formbook payload
Formbook
Formbook family
Process spawned unexpected child process
Malware Config
Dropper Extraction:
http://ia801507.us.archive.org/20/items/msi-pro-with-b-64_20251024/MSI_PRO_with_b64.png
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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