MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9703a6f7740686187df364a6adb905c49546d8a1b1e491d1a7163686e464ec6b. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9703a6f7740686187df364a6adb905c49546d8a1b1e491d1a7163686e464ec6b
SHA3-384 hash: 8f997f512e8d039c72562e330bb13f54131a640b51126d902801a6f14d9c477d2df13aced808b6a73721792a885ea227
SHA1 hash: 54a2222dfb1d43f780c99c7a41419945d72612fe
MD5 hash: 880a805907901b93175e959191aaa351
humanhash: cold-network-salami-apart
File name:001100020098454_05-13-2020.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:419'840 bytes
First seen:2020-05-13 06:54:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:rplqowEZSeq5A1j0rAApN+oiunmZ3ie2qT9FUeu7lS3zYo6md+hjwqNNcXFb:rpldMeq0j0H+oivZH2qqBiJRWVNy1b
Threatray 10'748 similar samples on MalwareBazaar
TLSH 5C94023C676E4A2FC36922B5B08584C023F5C6672553F3CC8CAAB1C7DA75BD652628C7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: main.vmx.hu
Sending IP: 178.248.200.106
From: Octav Voiculescu <octavoiculescu2@gmail.com>
Subject: ultima plata
Attachment: 001100020098454_05-13-2020.7z (contains "001100020098454_05-13-2020.exe")

AgentTesla SMTP exfil server:
mail.elhelado.com.mx:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Agenttesla
Create hunting rule
Status:
Malicious
First seen:
2020-05-13 07:00:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=s4b2n53ua2dbq7ptmstk3oifyskunwfbwhsjdunhcy3inzde5rvq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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733b9a08b05ec70c7ac0d28dd9b9e832c85e668342fffe880e0e2ab5222de082
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c38e21ddf88594dbb6f35436ae1189a206cacf018cd30a24e27f535e623931dd
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df51332b5c9509be6212d1ce634b4ab0783529276b59713d31a5d021c7c4d611
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e390ee24fef5920157d9c28af8d232cd542f30b193481fef6fffb007631f374b
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ea670197c4b63ece359ea040ed0bf43b585b5c16b82441e5e628aab0542ca37d
AgentTesla
+ 10'738 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-qt9veqs9bj/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
rezer0
AgentTesla
CoreEntity .NET Packer
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: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

7z 2537581d7fb21ca9583c34ae1e260df52658ec22dcb7650c6835c1239789a0e1

AgentTesla

Executable exe 9703a6f7740686187df364a6adb905c49546d8a1b1e491d1a7163686e464ec6b

(this sample)

  
Dropped by
MD5 e987bf2626bb3ec2b67cb51f7af40f90
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 2537581d7fb21ca9583c34ae1e260df52658ec22dcb7650c6835c1239789a0e1

Comments