MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3876672f635e0e9854a9cd990389b11934612d1e1b6efc4948bfcda1b8759290. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments
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SHA256 hash: 3876672f635e0e9854a9cd990389b11934612d1e1b6efc4948bfcda1b8759290
SHA3-384 hash: 0ca018b302507273636744077c75f3c43f89693952cd142fb11a3377e57f04c1adfe819634de1a75e6bb488f577ccd78
SHA1 hash: 2ccbdea83594d08f3e03585925c5393c62529e0a
MD5 hash: b99633b4350c3aa515fe23981bc1d906
humanhash: pasta-minnesota-oranges-glucose
File name:b99633b4350c3aa515fe23981bc1d906.doc
Download: download sample
Signature Formbook
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File size:181'938 bytes
First seen:2020-09-01 16:59:59 UTC
Last seen:Never
File type:Word file doc
MIME type:text/rtf
ssdeep 3072:CXiOmJ9C/Xw0XfC7Rrx8n9KQ6bhfa4CNB64qsg6st8VxyqiI22OenwgE8MXma1+n:Dgu7RN89d6bVKZNg6st8VxUd8za1lJz2
TLSH 0E04CA9CC49702A88F89ABB86B1F1F85114C776EF704A6337234A77527E2C7B901697C
Reporter theDark3d
Tags:doc FormBook Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
184
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27301.RtfHeur.BadVer.UNOFFICIAL
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SecuriteInfo.com.FakeRTF-2.UNOFFICIAL
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TwinWave.EvilDoc.RTFFakeVersionWithObjUpdateUKSurfMix.20200514.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a window
DNS request
Creating a file in the %AppData% directory
Creating a file in the %AppData% subdirectories
Launching a service
Creating a file
Reading critical registry keys
Launching a file downloaded from the Internet
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Creating a process from a recently created file
Unauthorized injection to a system process
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/456827
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3876672f635e0e9854a9cd990389b11934612d1e1b6efc4948bfcda1b8759290/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
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Status:
Malicious
First seen:
2020-09-01 17:01:09 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hb3gol3dlyhjqvfjzwmqhcnrde2gcli6dnxpyskix7g2dodvskia._file
Result
Malware family:
formbook
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Score:
  10/10
Tags:
rat spyware trojan stealer family:formbook
Link:
https://tria.ge/reports/200901-ykt7bne5q2/
Behaviour
Launches Equation Editor
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Suspicious use of SetThreadContext
Loads dropped DLL
Reads user/profile data of web browsers
Blacklisted process makes network request
Executes dropped EXE
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.masion2.info/u6ga/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Exploit
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3876672f635e0e9854a9cd990389b11934612d1e1b6efc4948bfcda1b8759290

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:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples

File information

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

Comments