MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a74f7219f672e155f20c501b9285630b07e70922c058fa3713c29012b8cbdb8c. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments 1

SHA256 hash: a74f7219f672e155f20c501b9285630b07e70922c058fa3713c29012b8cbdb8c
SHA3-384 hash: 5eacf732f9460381b6188ff67fee5b9e2c210ea9f95df01c75df555c1ad834e4010ffd5f563d57f3cc8ab951b36cb25f
SHA1 hash: 85fcd05b810401dffc45b6c2cb831787a8a131d3
MD5 hash: 02e73ef6a6bde5caa7628ee916111f60
humanhash: princess-skylark-north-lemon
File name:02e73ef6a6bde5caa7628ee916111f60
Download: download sample
Signature AgentTesla
File size:92'763 bytes
First seen:2024-07-26 04:37:45 UTC
Last seen:2024-07-26 05:25:26 UTC
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 384:/0kgUrKbZx8JmEAGNygqZ9Z8bB4GviVYgBzv5i/QG6luWjSsmPbkFJ:TgUr2Z+yVZznSGzvg4GYui1mPoJ
TLSH T13393F198D78F41A6CF54A33B132B0A8805FDB73EB30515A674AC837537AEC2D44A95BC
Reporter zbetcheckin
Tags:AgentTesla CVE-2017-11882 rtf

Intelligence


File Origin
# of uploads :
2
# of downloads :
90
Origin country :
FR FR
Vendor Threat Intelligence
Verdict:
Malicious
Score:
92.5%
Tags:
Discovery Exploit Generic Network Office Trojan
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Searching for synchronization primitives
Launching a process
Creating a window
Result
Verdict:
Malicious
File Type:
RTF File
Behaviour
BlacklistAPI detected
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Document exploit detected (process start blacklist hit)
Found malware configuration
Injects a PE file into a foreign processes
Installs new ROOT certificates
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Office equation editor drops PE file
Office equation editor establishes network connection
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: Equation Editor Network Connection
Sigma detected: File Dropped By EQNEDT32EXE
Sigma detected: Suspicious Binary In User Directory Spawned From Office Application
Sigma detected: Suspicious Microsoft Office Child Process
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1482785 Sample: 2FBexXRCHR.rtf Startdate: 26/07/2024 Architecture: WINDOWS Score: 100 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for dropped file 2->48 50 14 other signatures 2->50 8 WINWORD.EXE 291 13 2->8         started        process3 process4 10 EQNEDT32.EXE 12 8->10         started        15 EQNEDT32.EXE 8->15         started        dnsIp5 34 198.46.174.139, 49163, 80 AS-COLOCROSSINGUS United States 10->34 24 C:\Users\user\AppData\Roaming\winiti.exe, PE32 10->24 dropped 26 C:\Users\user\AppData\Local\...\winiti[1].exe, PE32 10->26 dropped 60 Office equation editor establishes network connection 10->60 62 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 10->62 17 winiti.exe 1 7 10->17         started        file6 signatures7 process8 signatures9 36 Antivirus detection for dropped file 17->36 38 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->38 40 Machine Learning detection for dropped file 17->40 42 Injects a PE file into a foreign processes 17->42 20 winiti.exe 12 2 17->20         started        process10 dnsIp11 28 smtp.jlahuachem.com 20->28 30 208.91.198.143, 25 PUBLIC-DOMAIN-REGISTRYUS United States 20->30 32 4 other IPs or domains 20->32 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 20->52 54 Installs new ROOT certificates 20->54 56 Tries to steal Mail credentials (via file / registry access) 20->56 58 2 other signatures 20->58 signatures12
Threat name:
Document-Office.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2024-07-25 08:55:27 UTC
File Type:
Document
Extracted files:
4
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla credential_access discovery 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
Office loads VBA resources, possible macro or embedded object present
System Location Discovery: System Language Discovery
Drops file in Windows directory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Executes dropped EXE
Loads dropped DLL
Reads WinSCP keys stored on the system
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
Credentials from Password Stores: Credentials from Web Browsers
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
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 a74f7219f672e155f20c501b9285630b07e70922c058fa3713c29012b8cbdb8c

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2024-07-26 04:37:46 UTC

url : hxxp://198.46.174.139/xampp/ezm/ez/somethinggreatwithmeentiretimegetmebackthingsgreatgoinggreatthignseverwewhichamazingthings___________reallygreatthingseverhappened.doc