MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5f2517598649fe78e58966a15e9fea89e43ee57aa0ad6b779ef18be53eb39a2b. 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: 5f2517598649fe78e58966a15e9fea89e43ee57aa0ad6b779ef18be53eb39a2b
SHA3-384 hash: 64788efb48c1274377a1c64545e98a258294db9b924e0e0bc7148c9be8b0b5417f0d1ad97f32bd74f26f7bf48a184b3f
SHA1 hash: 233b379864856fbf578425af6143595c3b264382
MD5 hash: 32f65b5608137599eb88b876132d1321
humanhash: louisiana-arkansas-glucose-eleven
File name:Documents.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:597'504 bytes
First seen:2020-06-10 17:55:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:4QDG3UEK0c4/udxUTERdn3baa7x/XfCBcWlWq0OBPFGI:lDGEjdxLdnrnXf9WlWG
Threatray 11'032 similar samples on MalwareBazaar
TLSH 72D4D04435957E8FC22E4DB644632C109BB066637E1BF3836CCB25DA65AEF864B40F4B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: magna-systems.com
Sending IP: 45.90.222.93
From: Silva David <harin@magna-systems.com>
Subject: Corrected documents for your approval
Attachment: Documents.zip (contains "Documents.exe")

AgentTesla SMTP exfil server:
smtp.1and1.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.hc.27264.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-10 17:56:09 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=l4srowmgjh7hrzmjm2qv5h7krhsd5zl2ucwww5466gf6kpvttivq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
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9ffb2bb2203d01f3638f25d093aeefdb50211b3a3c00a8e4a561d58a01d71225
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b39cb05c58a4611094a2753578e094d0b08b6194fba47725bec03028b9f8b972
AgentTesla
da5b47ddd8d07eccd9cbe46fe79214834b10b19aa3dcf6e7bd11d4681d9e5177
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de78d6ebc53d0a17441d132529eb2db65ec206e7f4223382337e190aec29b150
AgentTesla
f495df589f3d5ada5d486d3795de4ddf24d296ae6af572a635ad00c4ed716088
AgentTesla
fca57bc3188f4383efe5bfd8a6c0e3058273c7dca96ef9360f6290790f8883b6
AgentTesla
+ 11'022 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-qrnhw8n82j/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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
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

zip b37950e9376965942f8dddc16f447d9b93c7c286917c9371b0e83d06f7700bbc

AgentTesla

Executable exe 5f2517598649fe78e58966a15e9fea89e43ee57aa0ad6b779ef18be53eb39a2b

(this sample)

  
Dropped by
MD5 93121dc283326135820472935dfbef7c
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 b37950e9376965942f8dddc16f447d9b93c7c286917c9371b0e83d06f7700bbc

Comments