MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 71edc5d3af61a28750161c1d43c18e0a0dc05beb4140f852ef56d941e48dbee3. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 71edc5d3af61a28750161c1d43c18e0a0dc05beb4140f852ef56d941e48dbee3
SHA3-384 hash: 4bbfd22350c79bdbbc48fd0e47feb924f6e669821b473cd4d88fc1dc913a83a8c9c7991123dbdcfe902af03a7a38f388
SHA1 hash: 921b8792cba78e91c616f976b81e11d736a38e46
MD5 hash: d6dd5282c062f8f1829472613e46b3b1
humanhash: idaho-failed-summer-beryllium
File name:ETA 17th.xlsx
Download: download sample
Signature AgentTesla
Create hunting rule
File size:797'184 bytes
First seen:2020-08-14 10:38:29 UTC
Last seen:2020-08-14 13:14:29 UTC
File type:Excel file xlsx
MIME type:application/encrypted
ssdeep 12288:hqjMWkktchiPhaq5PZ8DSwya7h97gU4rX53oK09P5kd02Udx4LmVHtrCY9eNy/:qYh8aqvGSw9h9ys9PRfXrSy/
TLSH 97052302EDFD9E13DC5BA53E5746BA64249CDCB32F63E94175AC70ACC07893A5AC0E81
Reporter abuse_ch
Tags:AgentTesla xlsx


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: yagacotton.com
Sending IP: 95.211.253.212
From: info@yagacotton.com
Subject: ARRIVAL NOTICE & INVOICE ETA 17th AUG 2020
Attachment: ETA 17th.xlsx

AgentTesla payload URL:
http://newrainfallfloodinghighongloballythsitim.duckdns.org/bug/vbc.exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
66
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Doc.Packed.EncryptedDoc-6563700-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
DNS request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Running batch commands
Creating a process with a hidden window
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Launching a service
Sending an HTTP GET request
Launching a file downloaded from the Internet
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Creating a process from a recently created file
Enabling autorun
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/429466
Signature
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Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 267211 Sample: ETA 17th.xlsx Startdate: 16/08/2020 Architecture: WINDOWS Score: 48 12 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->12 6 EXCEL.EXE 165 50 2->6         started        8 mspaint.exe 27 2 2->8         started        process3 process4 10 splwow64.exe 6->10         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/71edc5d3af61a28750161c1d43c18e0a0dc05beb4140f852ef56d941e48dbee3/
Threat name:
Document-Office.Downloader.Donoff
Create hunting rule
Status:
Malicious
First seen:
2020-08-14 10:40:08 UTC
File Type:
Document
Extracted files:
6
AV detection:
17 of 29 (58.62%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ohw4lu5pmgriouawdqouhqmobig4aw7lifapquxpk3mudzenx3rq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200814-ywksbph896/
Behaviour
Launches Equation Editor
Modifies registry class
NTFS ADS
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Blacklisted process makes network request
Executes dropped EXE
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Exploit
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/71edc5d3af61a28750161c1d43c18e0a0dc05beb4140f852ef56d941e48dbee3

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:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples

File information

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

Malspam

AgentTesla

Excel file xlsx 71edc5d3af61a28750161c1d43c18e0a0dc05beb4140f852ef56d941e48dbee3

(this sample)

NanoCore

Executable exe 0e5145baf6696e39a17a338aea37c1c8c9ecaec92cbb5482867bcfd3d1b204d8

  
URLhaus
https://urlhaus.abuse.ch/url/433089/
  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 0e5145baf6696e39a17a338aea37c1c8c9ecaec92cbb5482867bcfd3d1b204d8
  
Dropping
MD5 eeb367b4638dee836b85775432cebefe

Comments