MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e639ef803c3d793f9f0f3a9e4bca874b78e278f9be248103b7a691dbbfbf7b69. 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 1 File information Comments
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SHA256 hash: e639ef803c3d793f9f0f3a9e4bca874b78e278f9be248103b7a691dbbfbf7b69
SHA3-384 hash: 0c0cfd70a48434cf964baef47064859233bbb74cc6c6d9cc87a9e77ea0d5a661eb3f13c0f963899d5c816122c6cd36e7
SHA1 hash: 6013f960a5832b92b2ee8347c208761dc0a24d58
MD5 hash: 7b5d04515a8b84877cd75427ec392b85
humanhash: winter-lima-alaska-floor
File name:maybecreatebesthingswithgreatnicewhichgivenbreakingthingstobe.hta
Download: download sample
Signature Formbook
Create hunting rule
File size:159'618 bytes
First seen:2024-12-05 04:36:28 UTC
Last seen:Never
File type:HTML Application (hta) hta
MIME type:text/html
ssdeep 96:4owZw9d6yfajsbUoJ3S46INpy7AE5INVWa2pCbFCbUoJ3S46INpy7AD5INVWa2p5:4Lwaq+xOixqDckQ
Threatray 41 similar samples on MalwareBazaar
TLSH T115F3C341E93400EDFAFD5E9BB5BDA54E35A423579FC99D8D4227FB80D8A338EA4408C4
Magika txt
Reporter abuse_ch
Tags:FormBook hta

Intelligence

File Origin
# of uploads :
1
# of downloads :
92
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.JS.Obfus-95.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67512def12e85e185e760028
Tags:
dropper gumen shell sage
Result
Verdict:
Malicious
File Type:
HTA File - Malicious
Link:
https://app.docguard.net/e639ef803c3d793f9f0f3a9e4bca874b78e278f9be248103b7a691dbbfbf7b69/results/dashboard
Payload URLs
URL
File name
http://172.245.123.3/784/verygreattrafficwithniceworkingskilltobegood.tIF
HTA File
Behaviour
BlacklistAPI detected
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/67512df1fc405957650c77c7/reports/eb7da589-2a86-41f1-b2e9-fe1cf809a1ce/overview
Verdict:
Malicious
Labled as:
VBS.Asthma.2.ED2B9567
Link:
https://www.hybrid-analysis.com/sample/e639ef803c3d793f9f0f3a9e4bca874b78e278f9be248103b7a691dbbfbf7b69
Result
Threat name:
Cobalt Strike, FormBook, HTMLPhisher
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Detection:
malicious
Classification:
phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1568883
Signature
AI detected suspicious sample
Antivirus detection for URL or domain
Detected Cobalt Strike Beacon
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
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
PowerShell case anomaly found
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Potentially Suspicious PowerShell Child Processes
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Suspicious MSHTA Child Process
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious command line found
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 HtmlPhish44
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1568883 Sample: maybecreatebesthingswithgre... Startdate: 05/12/2024 Architecture: WINDOWS Score: 100 57 www.yu12345.xyz 2->57 59 www.tophcom.online 2->59 61 17 other IPs or domains 2->61 91 Suricata IDS alerts for network traffic 2->91 93 Malicious sample detected (through community Yara rule) 2->93 95 Antivirus detection for URL or domain 2->95 99 12 other signatures 2->99 13 mshta.exe 1 2->13         started        signatures3 97 Performs DNS queries to domains with low reputation 57->97 process4 signatures5 113 Suspicious command line found 13->113 115 PowerShell case anomaly found 13->115 16 cmd.exe 1 13->16         started        process6 signatures7 71 Detected Cobalt Strike Beacon 16->71 73 Suspicious powershell command line found 16->73 75 Wscript starts Powershell (via cmd or directly) 16->75 77 PowerShell case anomaly found 16->77 19 powershell.exe 3 45 16->19         started        24 conhost.exe 16->24         started        process8 dnsIp9 63 172.245.123.3, 49707, 49759, 80 AS-COLOCROSSINGUS United States 19->63 51 verygreattrafficwi...kingskilltobego.vbS, Unicode 19->51 dropped 53 C:\Users\user\AppData\...\dtaz5slk.cmdline, Unicode 19->53 dropped 101 Loading BitLocker PowerShell Module 19->101 26 wscript.exe 1 19->26         started        29 csc.exe 3 19->29         started        file10 signatures11 process12 file13 105 Detected Cobalt Strike Beacon 26->105 107 Suspicious powershell command line found 26->107 109 Wscript starts Powershell (via cmd or directly) 26->109 111 2 other signatures 26->111 32 powershell.exe 15 16 26->32         started        35 firefox.exe 26->35         started        55 C:\Users\user\AppData\Local\...\dtaz5slk.dll, PE32 29->55 dropped 37 cvtres.exe 1 29->37         started        signatures14 process15 signatures16 79 Writes to foreign memory regions 32->79 81 Injects a PE file into a foreign processes 32->81 39 aspnet_compiler.exe 32->39         started        42 conhost.exe 32->42         started        process17 signatures18 103 Maps a DLL or memory area into another process 39->103 44 lSomfUdjbC.exe 39->44 injected process19 dnsIp20 65 wmnfkj.a.1112dns.com 154.82.100.177, 50023, 50024, 50025 ROOTNETWORKSUS Seychelles 44->65 67 www.tophcom.online 162.213.249.216, 50005, 50006, 50008 NAMECHEAP-NETUS United States 44->67 69 5 other IPs or domains 44->69 117 Found direct / indirect Syscall (likely to bypass EDR) 44->117 48 ieUnatt.exe 13 44->48         started        signatures21 process22 signatures23 83 Tries to steal Mail credentials (via file / registry access) 48->83 85 Tries to harvest and steal browser information (history, passwords, etc) 48->85 87 Modifies the context of a thread in another process (thread injection) 48->87 89 2 other signatures 48->89
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/e639ef803c3d793f9f0f3a9e4bca874b78e278f9be248103b7a691dbbfbf7b69
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e639ef803c3d793f9f0f3a9e4bca874b78e278f9be248103b7a691dbbfbf7b69/
Threat name:
Script-WScript.Trojan.Asthma
Create hunting rule
Status:
Malicious
First seen:
2024-12-05 04:18:11 UTC
File Type:
Text
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4y467ab4hv4t7hyphkpexsuhjn4oe6hzxysica5xu2i5xp57pnuq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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error
Formbook
+ 31 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
defense_evasion discovery execution
Link:
https://tria.ge/reports/241205-e8s79svnhl/
Behaviour
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Blocklisted process makes network request
Evasion via Device Credential Deployment
Malware Config
Dropper Extraction:
https://res.cloudinary.com/dytflt61n/image/upload/v1733134947/bklpyseyeut4impw50n1.jpg%20
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/e639ef803c3d793f9f0f3a9e4bca874b78e278f9be248103b7a691dbbfbf7b69

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)

File information

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

Web download

Formbook

HTML Application (hta) hta e639ef803c3d793f9f0f3a9e4bca874b78e278f9be248103b7a691dbbfbf7b69

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3330902/
  
Delivery method
Distributed via web download

Comments