MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4962c3dba2f96f31a98e105eddc0e5e7a474a5368c6f851e86f91bf05654ab86. 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: 12


Intelligence 12 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4962c3dba2f96f31a98e105eddc0e5e7a474a5368c6f851e86f91bf05654ab86
SHA3-384 hash: df8f6473371703aabe3e662f5dbd410a0c63e8da8faac462d1fdf6d77afc39ec249e87adf053de8534c7144988368e53
SHA1 hash: 4e45a50877a83388c84364c2ceb969ce136dae4b
MD5 hash: 572304f6b5fe3cb059e6bb7443d5341e
humanhash: early-lamp-eight-robin
File name:clearpicturewithmebestthingsforgivenmebest.hta
Download: download sample
Signature Formbook
Create hunting rule
File size:14'486 bytes
First seen:2025-03-17 00:17:06 UTC
Last seen:Never
File type:HTML Application (hta) hta
MIME type:text/html
ssdeep 48:361GhGeDGRiGet472+vfvAG1O9pymEuAwX9OGkGfGeeGUG:KzeE5eayevxelEuAfe7
Threatray 494 similar samples on MalwareBazaar
TLSH T1E7524040DD14FEB107C3632269CD98F6651C1B1D741364CAB46C68ADE735678B8CA8D6
Magika html
Reporter abuse_ch
Tags:FormBook hta

Intelligence

File Origin
# of uploads :
1
# of downloads :
152
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67d788083962f1a6f4722d74
Tags:
autoit emotet
Result
Verdict:
Malicious
File Type:
HTA File - Malicious
Link:
https://app.docguard.net/4962c3dba2f96f31a98e105eddc0e5e7a474a5368c6f851e86f91bf05654ab86/results/dashboard
Payload URLs
URL
File name
http://172.245.123.24/530/cosses.exe
HTA File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
powershell
Link:
https://www.filescan.io/uploads/67d76a3c0a7899f35798a3ea/reports/235e7338-4d99-4e81-846a-0404c786227a/overview
Verdict:
Malicious
Labled as:
VBS.Asthma.2.09AFD884
Link:
https://www.hybrid-analysis.com/sample/4962c3dba2f96f31a98e105eddc0e5e7a474a5368c6f851e86f91bf05654ab86
Result
Verdict:
MALICIOUS
Details
Base64 Encoded URL
Detected an ANSI or UNICODE http:// or https:// base64 encoded URL prefix.
Result
Threat name:
Cobalt Strike, FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1640150
Signature
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
Detected Cobalt Strike Beacon
Found direct / indirect Syscall (likely to bypass EDR)
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
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 dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
PowerShell case anomaly found
Powershell drops PE file
Queues an APC in another process (thread injection)
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Suspicious MSHTA Child Process
Sigma detected: Suspicious Process Parents
Suricata IDS alerts for network traffic
Suspicious command line 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)
Writes to foreign memory regions
Yara detected FormBook
Yara detected Powershell decode and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1640150 Sample: clearpicturewithmebestthing... Startdate: 17/03/2025 Architecture: WINDOWS Score: 100 57 www.zeniow.xyz 2->57 59 www.vaishnavi.xyz 2->59 61 18 other IPs or domains 2->61 79 Suricata IDS alerts for network traffic 2->79 81 Antivirus detection for URL or domain 2->81 83 Multi AV Scanner detection for dropped file 2->83 87 8 other signatures 2->87 13 mshta.exe 1 2->13         started        signatures3 85 Performs DNS queries to domains with low reputation 59->85 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 PowerShell case anomaly found 16->75 19 powershell.exe 45 16->19         started        24 conhost.exe 16->24         started        process8 dnsIp9 63 172.245.123.24, 49717, 80 AS-COLOCROSSINGUS United States 19->63 49 C:\Users\user\AppData\Roaming\cosses.exe, PE32 19->49 dropped 51 C:\Users\user\AppData\Local\...\cosses[1].exe, PE32 19->51 dropped 53 C:\Users\user\AppData\...\fjq1drut.cmdline, Unicode 19->53 dropped 89 Loading BitLocker PowerShell Module 19->89 91 Powershell drops PE file 19->91 26 cosses.exe 2 19->26         started        29 csc.exe 3 19->29         started        file10 signatures11 process12 file13 103 Multi AV Scanner detection for dropped file 26->103 105 Binary is likely a compiled AutoIt script file 26->105 107 Writes to foreign memory regions 26->107 109 2 other signatures 26->109 32 svchost.exe 26->32         started        55 C:\Users\user\AppData\Local\...\fjq1drut.dll, PE32 29->55 dropped 35 cvtres.exe 1 29->35         started        signatures14 process15 signatures16 77 Maps a DLL or memory area into another process 32->77 37 hudFv7yP8kEYIbmJoqYH.exe 32->37 injected process17 signatures18 93 Found direct / indirect Syscall (likely to bypass EDR) 37->93 40 calc.exe 13 37->40         started        process19 signatures20 95 Tries to steal Mail credentials (via file / registry access) 40->95 97 Tries to harvest and steal browser information (history, passwords, etc) 40->97 99 Modifies the context of a thread in another process (thread injection) 40->99 101 3 other signatures 40->101 43 hudFv7yP8kEYIbmJoqYH.exe 40->43 injected 47 firefox.exe 40->47         started        process21 dnsIp22 65 shedsworld.shop 162.255.118.68, 49770, 49771, 49772 NAMECHEAP-NETUS United States 43->65 67 statusq.studio 13.248.243.5, 49762, 49763, 49764 AMAZON-02US United States 43->67 69 7 other IPs or domains 43->69 111 Found direct / indirect Syscall (likely to bypass EDR) 43->111 signatures23
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/4962c3dba2f96f31a98e105eddc0e5e7a474a5368c6f851e86f91bf05654ab86
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4962c3dba2f96f31a98e105eddc0e5e7a474a5368c6f851e86f91bf05654ab86/
Threat name:
Script-WScript.Trojan.Asthma
Create hunting rule
Status:
Malicious
First seen:
2025-03-13 16:26:55 UTC
File Type:
Text (HTML)
Extracted files:
1
AV detection:
10 of 36 (27.78%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jfrmhw5c7fxtdkmocbpn3qhf46shjjjwrrxykhug7en7avsuvoda._file
Verdict:
malicious
Label(s):
unc_loader_036
Create hunting rule
Similar samples:
0cf82032506f68325f882f8cbdab76cda268a7807b8063a5b8a4fce94f963ff5
Formbook
1631a36156fa9b9c4f6079c5e8fb44f423f142fb92960ef55306ef9c1dad9c9f
Formbook
2e911f1f12cdbe9e6da0d0c0c7906ccbdd669751c98a75e556890b2a0e5b0af5
Formbook
5942293d4ed06c7427d43524f4226be05ead22d7cb55ec2373fcb482fab62c4b
Formbook
9504393cf0679893bff43bd2c1bd463b3dcdbb00f76803b9a58d948b69f09989
Formbook
ea62408c9bec28dd22e73ba292def6019dd2fc93dd1a1663fd15e5b4ce1ea09b
Formbook
error
Formbook
fe290aa1e7d15fe57535dc61d027008d209eea93d48656a2f0022e921d0419a3
Formbook
fe6feeb4f0951e003ba5e3d621474b3870ca0a84d7c62bec2315a2978c20848e
Formbook
+ 484 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
defense_evasion discovery execution
Link:
https://tria.ge/reports/250317-alkv6axls3/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
AutoIT Executable
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Blocklisted process makes network request
Downloads MZ/PE file
Evasion via Device Credential Deployment
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/4962c3dba2f96f31a98e105eddc0e5e7a474a5368c6f851e86f91bf05654ab86

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:Formbook
Create hunting rule
Author:kevoreilly
Description:Formbook Payload
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(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 4962c3dba2f96f31a98e105eddc0e5e7a474a5368c6f851e86f91bf05654ab86

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3479455/
  
Delivery method
Distributed via web download

Comments