MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d00544cef451b7c386bf2b5ffa29b9735e4818cabf5e94d087e14fb3e4f8b75f. 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: 19


Intelligence 19 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d00544cef451b7c386bf2b5ffa29b9735e4818cabf5e94d087e14fb3e4f8b75f
SHA3-384 hash: 9dc7b3fcc155611096baf1ccc60d07a8d3dbd8783647a5a67b4bbc1cecb51ebb4876b83c19f943472cef9943611f20a7
SHA1 hash: 25b6df247e65b827e32a6383f87837c266bf7c06
MD5 hash: ee6aab15ac1fab53ea38583ef3742b8b
humanhash: missouri-glucose-idaho-jupiter
File name:RFQ- PR Ref 34838 ITR6967.docx
Download: download sample
Signature Formbook
Create hunting rule
File size:1'007'494 bytes
First seen:2025-12-09 11:49:20 UTC
Last seen:Never
File type:Word file docx
MIME type:application/octet-stream
ssdeep 24576:X2gdrFt1ro4NshtRjEZuPIaSV9VWikwzM6ez5:PxtdNQt1EZuPIaSVjWiHzM/
TLSH T1192522B722DC3C3DD49D26FB7A4B307679646D8656B4388810173BDD1C98A9E260A0FF
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 :
225
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
MSO
Details
MSO
extracted OLE packages, if they are present within the input OOXML document
Link:
https://research.acce.ciphertechsolutions.com/results/db1666e5-2f10-439b-bb18-4bf716a3ab5f/
Malware family:
n/a
ID:
1
File name:
RFQ- PR Ref 34838 ITR6967.docx
Verdict:
No threats detected
Analysis date:
2025-12-09 11:52:19 UTC
Tags:
generated-doc arch-doc
Link:
https://app.any.run/tasks/36bf52d0-5a5a-47f0-bb5a-6bc9c4f211c7

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):
SecuriteInfo.com.Exploit.Rtf.Obfuscated.32.22823.18339.UNOFFICIAL
Create hunting rule

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

MiscreantPunch.EXEInsideOfRTF.1.UNOFFICIAL
Create hunting rule

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

TwinWave.EvilDoc.PKillDOCXEmbeddedHexyEXEAxelF.20210920.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Heur.30512.12291.UNOFFICIAL
Create hunting rule

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

SecuriteInfo.com.Heur.16680.23983.UNOFFICIAL
Create hunting rule

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

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69380cffdb58e1a2c22baca2
Tags:
extens shell sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Сreating synchronization primitives
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
Loading a suspicious library
Launching the default Windows debugger (dwwin.exe)
Running batch commands by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
RTF File
Link:
https://app.docguard.net/d00544cef451b7c386bf2b5ffa29b9735e4818cabf5e94d087e14fb3e4f8b75f/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
evasive explorer lolbin
Link:
https://www.filescan.io/uploads/69380cfbd12d1c79d42b704c/reports/13701f47-143a-4229-b2a5-47e2565865a7/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/d00544cef451b7c386bf2b5ffa29b9735e4818cabf5e94d087e14fb3e4f8b75f
Label:
Malicious
Suspicious Score:
10/10
Score Malicious:
1%
Score Benign:
0%
Link:
https://www.malware.ai/gui/files/?id=81b2e707-33fe-474c-87d7-6ea08041a6d5
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/d00544cef451b7c386bf2b5ffa29b9735e4818cabf5e94d087e14fb3e4f8b75f
Verdict:
Malicious
File Type:
docx
First seen:
2025-12-08T08:18:00Z UTC
Last seen:
2025-12-11T09:48:00Z UTC
Hits:
~100
Detections:
Trojan-Spy.Win32.Noon.sb HEUR:Exploit.Win32.CVE-2017-11882.a Trojan.Win64.Agent.sb HEUR:Trojan.Win64.Agent.gen HEUR:Exploit.MSOffice.CVE-2017-11882.b Trojan.Win32.Agentb.sb Trojan.Win32.Agent.sb HEUR:Trojan.Win32.Generic Exploit.MSOffice.CVE-2017-11882.sb HEUR:Exploit.MSOffice.Generic Backdoor.Win32.Androm Trojan.MSOffice.SAgent.sb Trojan.MSOffice.Agent.sb Exploit.MSOffice.CVE-2018-0802.b Trojan-Dropper.Win32.Injector.sb
Link:
https://opentip.kaspersky.com/d00544cef451b7c386bf2b5ffa29b9735e4818cabf5e94d087e14fb3e4f8b75f/results?tab=lookup
Score:
78%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/d00544cef451b7c386bf2b5ffa29b9735e4818cabf5e94d087e14fb3e4f8b75f
Verdict:
Malware
YARA:
3 match(es)
Tags:
Moderately Suspicious Document Office Document Remote Template Injection T1221
Link:
https://app.malva.re/file/ee6aab15ac1fab53ea38583ef3742b8b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d00544cef451b7c386bf2b5ffa29b9735e4818cabf5e94d087e14fb3e4f8b75f/
Verdict:
Malicious
Threat:
Exploit.Win32.CVE-2017-11882
Link:
https://tip.neiki.dev/file/d00544cef451b7c386bf2b5ffa29b9735e4818cabf5e94d087e14fb3e4f8b75f
Threat name:
Document-RTF.Trojan.Etset
Create hunting rule
Status:
Malicious
First seen:
2025-12-08 13:09:46 UTC
File Type:
Document
Extracted files:
484
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2acujtxukg34hbv7fnp7uknzonpeqggkx5pjjueh4fh3hzhyw5pq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
error
Formbook
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/251209-nzqkfsd18b/
Behaviour
Checks processor information in registry
Enumerates system info in registry
NTFS ADS
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Verdict:
Suspicious
Tags:
maldoc
YARA:
RTF_Shellcode
Link:
https://app.threat.zone/submission/c7962f47-427e-4967-9df6-25dbce63af75
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d00544cef451/report/overview.html
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/d00544cef451b7c386bf2b5ffa29b9735e4818cabf5e94d087e14fb3e4f8b75f

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:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:MAL_RTF_Embedded_OLE_PE
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious string often used in PE files in a hex encoded object stream
Reference:https://www.nextron-systems.com/2018/01/22/creating-yara-rules-detect-embedded-exe-files-ole-objects/
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: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.

Malspam

Formbook

Word file docx d00544cef451b7c386bf2b5ffa29b9735e4818cabf5e94d087e14fb3e4f8b75f

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments