MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5b76f37e407cb88f6e33cadd2ef5be1cca9dde9c31e881b9a583d6f0a231ca41. 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: 3


Intelligence 3 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5b76f37e407cb88f6e33cadd2ef5be1cca9dde9c31e881b9a583d6f0a231ca41
SHA3-384 hash: 57110fd5406c0c6f4208f60560019bd906e91a82c67529dcbb5e166e71b6b746a6f23807a8cf5725368b434ebf3ed64e
SHA1 hash: a53f0ab229a8fa3ae98ba1029079ebc13c9edea1
MD5 hash: a8358a84a11cfbbc9dc53f7f86f81395
humanhash: papa-diet-white-blue
File name:09777665.xlsm
Download: download sample
Signature AgentTesla
Create hunting rule
File size:49'749 bytes
First seen:2020-07-02 08:26:30 UTC
Last seen:Never
File type:Excel file xlsm
MIME type:application/octet-stream
ssdeep 768:sufCaYM3VTb9OT5T9RLD2ZiKS3zIV2ZA8MQ0nItejELLHKvGbOBPNT:sMCaFb9ONTTmJlV2Zn0nIcjELcGbcT
TLSH C023BF25910FB2A4C1BBA7B821DC039EF5F8B80CC2D2F40B594543901FA65695ECBF9E
Reporter abuse_ch
Tags:AgentTesla CVE-2017-11882 xlsm


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: esenyepartners.com
Sending IP: 88.218.16.214
From: WELL PATENT LAW FIRM <selcuk@esenyepartners.com>
Subject: COURT ORDER ON PENDING EPDA
Attachment: 09777665.xlsm

AgentTesla payload URL:
http://192.3.31.219/nsEEXqvKIwwJoah.exe

AgentTesla SMTP exfil server:
mail.qatarpharmas.org:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
94
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.DOCXRSTRGOOD.SCRIPTING.FILESYSTEMOBJECT.200630.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.ExcelSploitPlainSong.20200420.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.JS.Downloader-24.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.VBS.Agent-25.UNOFFICIAL
Create hunting rule

MiscreantPunch.EvilDoc.Exploit.2017-11882.M3.UNOFFICIAL
Create hunting rule

Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5b76f37e407cb88f6e33cadd2ef5be1cca9dde9c31e881b9a583d6f0a231ca41/
Threat name:
Document-Office.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2020-07-02 08:28:03 UTC
AV detection:
18 of 29 (62.07%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ln3pg7saps4i63rtzlos55n6dtfj3xu4ghuidonfqplpbirrzjaq._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Link:
https://tria.ge/reports/200702-ph9qwlev96/
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Launches Equation Editor
Script User-Agent
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
NTFS ADS
Creates scheduled task(s)
Suspicious use of SetWindowsHookEx
NTFS ADS
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
Enumerates system info in registry
Script User-Agent
Suspicious behavior: AddClipboardFormatListener
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Office loads VBA resources, possible macro or embedded object present
Program crash
Suspicious use of SetThreadContext
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
Blacklisted process makes network request
Blacklisted process makes network request
Executes dropped EXE
Process spawned unexpected child process
Process spawned unexpected child process
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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

Malspam

AgentTesla

Excel file xlsm 5b76f37e407cb88f6e33cadd2ef5be1cca9dde9c31e881b9a583d6f0a231ca41

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments