MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85fdf27f838853042df02b42bc9de3dbfe921436e341497da60fcd07787ea31a. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments 1

SHA256 hash: 85fdf27f838853042df02b42bc9de3dbfe921436e341497da60fcd07787ea31a
SHA3-384 hash: 4224bc6f08066b1d237a7a603771ac1a0e2cdbc2905644360ecb7e6a3c983b3819515291c9549d1077f398b431a76837
SHA1 hash: f884870c741481e5600427456452131ae3e920ed
MD5 hash: 904a7777ae86d1364b590d38cdea2b7b
humanhash: oven-pasta-table-tennis
File name:904a7777ae86d1364b590d38cdea2b7b
Download: download sample
Signature AgentTesla
File size:35'496 bytes
First seen:2023-07-04 03:59:25 UTC
Last seen:Never
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 768:/Fx0XaIsnPRIa4fwJMjZK59fOm02Qhlu9P:/f0Xvx3EMjZIQm02qs9P
TLSH T1E2F2C35AE38F02648F511273671B4A89A6BDB63DB35054B1389C837433EDC7E42B66BC
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 :
1
# of downloads :
114
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
904a7777ae86d1364b590d38cdea2b7b
Verdict:
Malicious activity
Analysis date:
2023-07-04 04:01:37 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
Creating a window
Сreating synchronization primitives
Result
Verdict:
Malicious
File Type:
RTF File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
embedequation exploit exploit packed shellcode
Result
Verdict:
MALICIOUS
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2023-07-03 08:54:05 UTC
File Type:
Document
Extracted files:
3
AV detection:
16 of 24 (66.67%)
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
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
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 85fdf27f838853042df02b42bc9de3dbfe921436e341497da60fcd07787ea31a

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-07-04 03:59:26 UTC

url : hxxp://185.246.220.60/chamberzx.doc