MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a675b3c98999d8816eee415eb6e28a21f46548fcb0a9faa600b587cf77a7681. 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


AgentTesla


Vendor detections: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3a675b3c98999d8816eee415eb6e28a21f46548fcb0a9faa600b587cf77a7681
SHA3-384 hash: 21cfc30ddd541a0deaa7c199b413403df575ffedec2ca19b3d707b97ed703493ae1a9fc511384c1605d80e6c7ac66fc7
SHA1 hash: 3618b9c332c94369172628e36cf4762b4da36546
MD5 hash: 5bc3e77d81966ad07b31088aa6312d05
humanhash: cup-apart-lamp-double
File name:5bc3e77d81966ad07b31088aa6312d05.rtf
Download: download sample
Signature AgentTesla
Create hunting rule
File size:39'949 bytes
First seen:2023-07-10 12:12:21 UTC
Last seen:Never
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 768:SFx0XaIsnPRIa4fwJMe9EBCD2bCLiIguH:Sf0Xvx3EMaEBCD2bCLLguH
TLSH T18503E44AE79F02688F910276171B1E89A6BDB23EF3515572346C837433DDC3E4266ABC
TrID 71.4% (.PZ2) Poser pose (12500/1/4)
28.5% (.RTF) Rich Text Format (5000/1)
Reporter abuse_ch
Tags:AgentTesla CVE-2017-11882 rtf

Intelligence

File Origin
# of uploads :
1
# of downloads :
115
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
5bc3e77d81966ad07b31088aa6312d05.rtf
Verdict:
Malicious activity
Analysis date:
2023-07-10 12:21:41 UTC
Tags:
exploit cve-2017-11882 loader agenttesla
Link:
https://app.any.run/tasks/6df7ee30-1da2-48db-b718-18f46426ae1d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Sanesecurity.Malware.28669.RtfHeur.UNOFFICIAL
Create hunting rule

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

MiscreantPunch.EvilRTF.CommonLure.UNOFFICIAL
Create hunting rule

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

TwinWave.EvilDoc.PKILLLureTextKingOfWishfulThinking.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for synchronization primitives
Launching a process
Creating a window
Creating a file in the %AppData% directory
Сreating synchronization primitives
Sending an HTTP GET request to an infection source 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/3a675b3c98999d8816eee415eb6e28a21f46548fcb0a9faa600b587cf77a7681/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
embedequation exploit exploit packed shellcode
Link:
https://www.filescan.io/uploads/64abf5cf4b573cca625dc0fd/reports/959a8731-cf91-4f33-a387-c855265bc1a2/overview
Verdict:
Malicious
Labled as:
CVE-2018-0802
Link:
https://www.hybrid-analysis.com/sample/3a675b3c98999d8816eee415eb6e28a21f46548fcb0a9faa600b587cf77a7681
Result
Verdict:
MALICIOUS
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1270073
Behaviour
Behavior Graph:
n/a
Detection:
cve-2017-11882-shellcode
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3a675b3c98999d8816eee415eb6e28a21f46548fcb0a9faa600b587cf77a7681/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2023-07-10 12:13:04 UTC
File Type:
Document
Extracted files:
3
AV detection:
15 of 38 (39.47%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hjtvwpeytgoyqfxo4qk6w3riuipumvepzmfj7ktabnmhz532o2aq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230710-pdqtrsba6s/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Launches Equation Editor
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Office loads VBA resources, possible macro or embedded object present
Enumerates physical storage devices
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Blocklisted process makes network request
Downloads MZ/PE file
AgentTesla
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3a675b3c9899/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:INDICATOR_RTF_MalVer_Objects
Create hunting rule
Author:ditekSHen
Description:Detects RTF documents with non-standard version and embeding one of the object mostly observed in exploit documents.
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

File information

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

Web download

AgentTesla

Rich Text Format (RTF) rtf 3a675b3c98999d8816eee415eb6e28a21f46548fcb0a9faa600b587cf77a7681

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2676903/
  
Delivery method
Distributed via web download

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