MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b505f559a8898cad2b847c4ec9c5df87b4ddf57feba87636ccaeb0b77a02787. 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 1

SHA256 hash: 3b505f559a8898cad2b847c4ec9c5df87b4ddf57feba87636ccaeb0b77a02787
SHA3-384 hash: 0657ba741ea7f2a7f17ea2caa66b6d46483b20c5df5c5fefbb807a53c1636bc1eaab9e1dc6675aeb687f87cff92fcca8
SHA1 hash: 5e7dda6377c32dc89c8921810ed137212a81c24f
MD5 hash: 564bde462391879098bfb71072ae2398
humanhash: carolina-eighteen-california-delaware
File name:564bde462391879098bfb71072ae2398
Download: download sample
Signature AgentTesla
File size:34'222 bytes
First seen:2023-07-04 16:37:23 UTC
Last seen:2023-07-04 19:29:17 UTC
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 768:FFx0XaIsnPRIa4fwJMZDkflm8G+6NWLnDWZvLA0U:Ff0Xvx3EMCmnxNWLnD4jG
TLSH T19CE24E5AE78F0265CF411273531B4E899ABDB22EB35454B138AC437433EDC3D4266ABC
TrID 71.4% (.PZ2) Poser pose (12500/1/4)
28.5% (.RTF) Rich Text Format (5000/1)
Reporter zbetcheckin
Tags:AgentTesla CVE-2017-11882 rtf

Intelligence


File Origin
# of uploads :
2
# of downloads :
118
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
564bde462391879098bfb71072ae2398
Verdict:
Malicious activity
Analysis date:
2023-07-04 16:40:14 UTC
Tags:
exploit cve-2017-11882 loader agenttesla

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
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
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
embedequation exploit packed shellcode
Result
Verdict:
MALICIOUS
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
72 / 100
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Behaviour
Behavior Graph:
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2023-07-04 14:36:42 UTC
File Type:
Document
Extracted files:
3
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
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
Drops file in Windows 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
Verdict:
Malicious
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
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
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 3b505f559a8898cad2b847c4ec9c5df87b4ddf57feba87636ccaeb0b77a02787

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-07-04 16:37:24 UTC

url : hxxp://87.121.221.212/millianozx.doc