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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1dc91422d8be6bd2a95af9da48ba184e39bf799251b6e148efd4d1aa8ee9cb42. 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: 15


Intelligence 15 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1dc91422d8be6bd2a95af9da48ba184e39bf799251b6e148efd4d1aa8ee9cb42
SHA3-384 hash: 1c127c001ac0e31b655cf74d8359a5ea1a6e259dd6cbd8ed04042e5af9018e959b02a947626a4941c249903fc68f5505
SHA1 hash: ad2cbb1b9f79d2d43a1d4c4450b70667c39d3e18
MD5 hash: 920c37212c85a08d7116fa9734cb701f
humanhash: eleven-lactose-cat-pennsylvania
File name:RFQXSNPXMP21-2113050-Xcsd-tf2.docx
Download: download sample
Signature Formbook
Create hunting rule
File size:4'163'577 bytes
First seen:2026-11-09 07:52:58 UTC
Last seen:Never
File type:Word file docx
MIME type:application/vnd.openxmlformats-officedocument.wordprocessingml.document
ssdeep 98304:hrqb8fM9Mh7PGhzP3KlytaLFwt19OWdbGmxnP+S8k7nFUEAMQqtBb+wwN0Zu3:xqb8fM987s5aLFTWdDGZcuEAMQgb/e
TLSH T1B61623F5C74586CFD011FDEBA2876B9B2EC8A1A369A80CD004D5D63FB0B564E2569CC3
TrID 52.2% (.DOCX) Word Microsoft Office Open XML Format document (23500/1/4)
38.8% (.ZIP) Open Packaging Conventions container (17500/1/4)
8.8% (.ZIP) ZIP compressed archive (4000/1)
Magika docx
Reporter lowmal3
Tags:docx FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
94
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
MSO
Details
Link:
https://research.acce.ciphertechsolutions.com/results/4ff7ef59-c6af-4fc2-a66a-25c7147471c6/
Malware family:
n/a
ID:
1
File name:
docx
Verdict:
Malicious activity
Analysis date:
2026-11-09 13:52:20 UTC
Tags:
phish-ml-docx susp-powershell external-template
Link:
https://app.any.run/tasks/7982c362-a5f9-4e8b-993d-7d15a86473ec

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Legit
File type:
application/vnd.openxmlformats-officedocument.wordprocessingml.document
Has a screenshot:
False
Contains macros:
False
Detection(s):
MiscreantPunch.EXEInsideOfRTF.1.UNOFFICIAL
Create hunting rule

MiscreantPunch.RTF.2017-0199.Obfus.171711.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31655.XmlHeur.v2.afchunk.rtf.UNOFFICIAL
Create hunting rule

Sanesecurity.Shelter.Malware.BadRtf.ObjUpd.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.RTF.Injection-3.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.PKILLOOXMLRelsAfChunkBannedFileEXT.20220427.UNOFFICIAL
Create hunting rule

TwinWave.EvilISO.TheMountian.20221223.UNOFFICIAL
Create hunting rule

YARA.DITEKSHEN_INDICATOR_RTF_Malver_Objects.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6af1c2ddac89c90fc65a8cd4
Tags:
shellcode robin shell hunk
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Changing the Zone.Identifier stream
Searching for synchronization primitives
Launching a process
Creating a window
Creating a process with a hidden window
Launching the default Windows debugger (dwwin.exe)
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Deleting a recently created file
Creating synchronization primitives
Creating a file in the %AppData% directory
Possible injection to a system process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by asynchronous procedure call
Running batch commands by exploiting the app vulnerability
Creating a process from a recently created file
Result
Verdict:
Malicious
File Type:
RTF File
Link:
https://app.docguard.net/1dc91422d8be6bd2a95af9da48ba184e39bf799251b6e148efd4d1aa8ee9cb42/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Labled as:
GT:VB.SmvCncPw.1.A9B8FD15;Exploit.RTF
Link:
https://www.hybrid-analysis.com/sample/1dc91422d8be6bd2a95af9da48ba184e39bf799251b6e148efd4d1aa8ee9cb42
Gathering data
Verdict:
Malicious
File Type:
docx
Detections:
Trojan.PowerShell.Agent.gen Trojan.MSOffice.SAgent.sb Trojan.MSOffice.Agent.sb Exploit.MSOffice.CVE-2018-0802.b Trojan.VBS.Shelod.sb Trojan.VBS.SAgent.sb Trojan.JS.SAgent.sb Trojan-Dropper.Win32.Injector.sb Backdoor.Win32.Androm.sb HEUR:Trojan.Script.Generic Exploit.MSOffice.CVE-2017-11882.sb
Link:
https://opentip.kaspersky.com/1dc91422d8be6bd2a95af9da48ba184e39bf799251b6e148efd4d1aa8ee9cb42/results?tab=lookup
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/2002918
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Verdict:
inconclusive
YARA:
3 match(es)
Tags:
Office Document
Link:
https://app.malva.re/file/920c37212c85a08d7116fa9734cb701f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1dc91422d8be6bd2a95af9da48ba184e39bf799251b6e148efd4d1aa8ee9cb42/
Threat name:
Script.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2026-11-09 07:53:24 UTC
File Type:
Document
Extracted files:
190
AV detection:
17 of 38 (44.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dxeriiwyxzv5fkk27hneroqyjy4366mskg3ocshp2ti2vdxjznba._file
Verdict:
malicious
Label(s):
Formbook
Create hunting rule
Link:
https://reports.threatray.com/97e0a04e-1d95-4944-96fd-ea372d21e1fb
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/261109-jq4y9sav4p/
Behaviour
Checks processor information in registry
Enumerates system info in registry
NTFS ADS
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Malware Family:
n/a
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/e93ea372-2b03-4f68-98dd-7dace3bc488b
Malware Family:
smvcncpw
Create hunting rule
Malicious:
True
Tags:
cve-2017-11882 docx exploit attachment
Link:
https://intel.virussign.com/intelligence/file/1dc91422d8be6bd2a95af9da48ba184e39bf799251b6e148efd4d1aa8ee9cb42
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1dc91422d8be/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.10
Link:
https://yomi.yoroi.company/submissions/1dc91422d8be6bd2a95af9da48ba184e39bf799251b6e148efd4d1aa8ee9cb42

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:Embedded_RTF_File
Create hunting rule
Author:Nicholas Dhaeyer - @DhaeyerWolf
Description:Related to CVE-2023-36884. Hunts for any zip-like archive (eg. office documents) that have an embedded .rtf file, based on the '.rtf' extension of the file.
Rule name:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:MULTI_Malware_Unknown_ForgeAuto_4f67e0b3_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (archive, etat extrait)
Rule name:SUSP_INDICATOR_RTF_MalVer_Objects
Create hunting rule
Author:ditekSHen
Description:Detects RTF documents with non-standard version and embedding one of the object mostly observed in exploit (e.g. CVE-2017-11882) documents.
Reference:https://github.com/ditekshen/detection
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb

File information

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

Comments