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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dd4d50ce92e68f93aa418297a1bf17d304e7e36748edcf553e3585a4fe75fa69. 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: 13


Intelligence 13 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dd4d50ce92e68f93aa418297a1bf17d304e7e36748edcf553e3585a4fe75fa69
SHA3-384 hash: 5c2bba9f4e909dcdefc805aa65cf989b9680fd0b044d12dba2ede09bcedd5e520c4451760cc721b276c8fe85a563c197
SHA1 hash: fb7ca41862bec461c23824b1fe4c1912aad786dd
MD5 hash: 867937db98236acd9a79bb32af23c464
humanhash: iowa-ceiling-hamper-delta
File name:DOC269788-6786.xls.vbs
Download: download sample
Signature Formbook
Create hunting rule
File size:925'527 bytes
First seen:2026-09-07 17:41:58 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 12288:P2LP/98VLhVCP/gPV1Jqc7g9K13/T+33M5PNS3rPHeUPDNTW:KPVGooWKxanWarPHev
TLSH T12A15B051BFC82A69AFAC190FE0BEAE0E43F21705D95270DDA7572B0B295FE4C440B196
Magika vba
Reporter abuse_ch
Tags:FormBook vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
103
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/84372/
Detection(s):
SecuriteInfo.com.Script.SNH-gen.25816512.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ac7525362124a8529d0ffcb
Tags:
infosteal vmdetect
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm dropper evasive macros masquerade obfuscated packed svchost.exe
Link:
https://www.filescan.io/uploads/6a9ef77a2d00e594ed04bdf6/reports/5437196c-43c0-4cae-b192-91241012a18a/overview
Verdict:
Malicious
Labled as:
Trojan/VBS.Agent
Link:
https://www.hybrid-analysis.com/sample/dd4d50ce92e68f93aa418297a1bf17d304e7e36748edcf553e3585a4fe75fa69
Verdict:
Malicious
File Type:
vbs
First seen:
2026-09-07T13:03:00Z UTC
Last seen:
2026-09-09T10:24:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/dd4d50ce92e68f93aa418297a1bf17d304e7e36748edcf553e3585a4fe75fa69/results?tab=lookup
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1969498
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Benign windows process drops PE files
Drops PE files with benign system names
Found direct / indirect Syscall (likely to bypass EDR)
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
Potential malicious VBS script found (has network functionality)
Queues an APC in another process (thread injection)
Sigma detected: Cscript/Wscript Uncommon Script Extension Execution
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: System File Execution Location Anomaly
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Suricata IDS alerts for network traffic
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)
Unusual module load detection (module proxying)
Uses an obfuscated file name to hide its real file extension (double extension)
VBScript performs obfuscated calls to suspicious functions
Windows Scripting host queries suspicious COM object (likely to drop second stage)
WScript reads language and country specific registry keys (likely country aware script)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1969498 Sample: DOC269788-6786.xls.vbs Startdate: 07/09/2026 Architecture: WINDOWS Score: 100 44 www.wfbsj.com 2->44 46 www.webinarjam.net 2->46 48 21 other IPs or domains 2->48 72 Suricata IDS alerts for network traffic 2->72 74 Antivirus detection for dropped file 2->74 76 Antivirus / Scanner detection for submitted sample 2->76 78 12 other signatures 2->78 12 wscript.exe 3 2 2->12         started        signatures3 process4 signatures5 90 Benign windows process drops PE files 12->90 92 VBScript performs obfuscated calls to suspicious functions 12->92 94 Windows Scripting host queries suspicious COM object (likely to drop second stage) 12->94 96 2 other signatures 12->96 15 wscript.exe 4 3 12->15         started        process6 file7 42 C:\Users\user\AppData\Local\Temp\adobe.js, ASCII 15->42 dropped 62 WScript reads language and country specific registry keys (likely country aware script) 15->62 19 wscript.exe 2 15->19         started        23 EXCEL.EXE 108 57 15->23         started        signatures8 process9 dnsIp10 40 C:\Users\user\AppData\Local\...\svchost.exe, PE32 19->40 dropped 80 WScript reads language and country specific registry keys (likely country aware script) 19->80 26 svchost.exe 19->26         started        56 mr-b01.tm-azurefd.net 150.171.109.116, 443, 49733, 49734 MICROSOFT-CORP-MSN-AS-BLOCK-MicrosoftCorporationUS South Africa 23->56 58 mr-z01.tm-azurefd.net 150.171.109.117, 443, 49751, 49752 MICROSOFT-CORP-MSN-AS-BLOCK-MicrosoftCorporationUS South Africa 23->58 60 52.110.1.21, 443, 49727 MICROSOFT-CORP-MSN-AS-BLOCK-MicrosoftCorporationUS United States 23->60 file11 signatures12 process13 signatures14 82 Antivirus detection for dropped file 26->82 84 Multi AV Scanner detection for dropped file 26->84 86 Modifies the context of a thread in another process (thread injection) 26->86 88 5 other signatures 26->88 29 3aFF7KIm.exe 26->29 injected process15 signatures16 98 Maps a DLL or memory area into another process 29->98 100 Found direct / indirect Syscall (likely to bypass EDR) 29->100 32 SearchProtocolHost.exe 13 29->32         started        process17 signatures18 64 Tries to steal Mail credentials (via file / registry access) 32->64 66 Tries to harvest and steal browser information (history, passwords, etc) 32->66 68 Modifies the context of a thread in another process (thread injection) 32->68 70 3 other signatures 32->70 35 Yfs9OOK2T9pIRf.exe 32->35 injected 38 firefox.exe 32->38         started        process19 dnsIp20 50 www.wfbsj.com 43.243.46.203, 49746, 49748, 49749 XRUI-AS-APXRUITECHNOLOGYLIMITEDHK Hong Kong SAR China 35->50 52 bili13xin12jiqun.cdn.dun555.com 149.104.32.140, 49740, 49741, 49742 CNSERVERS-CNSERVERSLLCUS United States 35->52 54 4 other IPs or domains 35->54
Score:
94%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/dd4d50ce92e68f93aa418297a1bf17d304e7e36748edcf553e3585a4fe75fa69
Verdict:
Malware
YARA:
1 match(es)
Tags:
AdoDb.stream COM Behavior Trace DeObfuscated Microsoft.xmldom Obfuscated SCRipting.filesystemobject SOS: 0.99 T1027 T1059.005 VBScript WScript.Shell
Link:
https://app.malva.re/file/867937db98236acd9a79bb32af23c464
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dd4d50ce92e68f93aa418297a1bf17d304e7e36748edcf553e3585a4fe75fa69/
Threat name:
Script-WScript.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2026-09-07 17:42:20 UTC
File Type:
Text (VBS)
AV detection:
10 of 23 (43.48%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3vgvbtus42hzhksbqkl2dpyx2mcopy3hjdw46vj6gwc2j7tv7juq._file
Verdict:
malicious
Label(s):
Formbook
Create hunting rule
Link:
https://reports.threatray.com/749c7869-5480-41d8-a3ee-b02b5fddecfd
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery execution
Link:
https://tria.ge/reports/260907-v949xssbrd/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Executes a VBScript file via the Windows Script Host.
Checks computer location settings
Executes dropped EXE
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/dd4d50ce92e68f93aa418297a1bf17d304e7e36748edcf553e3585a4fe75fa69

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__GlobalFlags
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:detect_tiny_vbs
Create hunting rule
Author:daniyyell
Description:Detects tiny VBS delivery technique
Rule name:dgaagas
Create hunting rule
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
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:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:TH_Win_ETW_Bypass_2025_CYFARE
Create hunting rule
Author:CYFARE
Description:Windows ETW Bypass Detection Rule - 2025
Reference:https://cyfare.net/
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/84372/

Comments