MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8df3f6979cddda955efe2734b84c83411b4f0fa4ff1200794a9c9a99a173b9ad. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8df3f6979cddda955efe2734b84c83411b4f0fa4ff1200794a9c9a99a173b9ad
SHA3-384 hash: e234464da01f0995b5d81043ab49feebdce45a01a96e0be172e9fb0e82378ae47292a840b7b540c89ad76fde32f41981
SHA1 hash: 871ea6930b15b8a3330a87b49a813d4b3a0ae990
MD5 hash: a411cdd47ab4018b9ea9eafe3e3e47e4
humanhash: bakerloo-maryland-johnny-beer
File name:mmmmmmmmmmmm.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:469'504 bytes
First seen:2020-06-17 12:51:06 UTC
Last seen:2020-06-17 13:42:14 UTC
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:r0bUsv7J8hVGCHJtpQh6VJ2mIgSvb0YYPvHCS5N1LHtAM+s:rdsvOhkEXf29AN55DtANs
Threatray 10'896 similar samples on MalwareBazaar
TLSH C0A4D03C43E8BB13D57D87B9D865110CD2E1C5A166D7EB8D4A0330EA8A2B756F72312B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server.linux108.papaki.gr
Sending IP: 185.138.43.36
From: Ian Walker <iwalker@multipowerproducts.com>
Reply-To: Ian Walker <iwalker@multipowerproducts.com>
Subject: confirmation of bank details
Attachment: bank details b.zip (contains "mmmmmmmmmmmm.exe")

AgentTesla SMTP exfil server:

% Information related to '194.5.98.0 - 194.5.98.255'

% Abuse contact for '194.5.98.0 - 194.5.98.255' is 'abuse@inter-cloud.tech'

inetnum: 194.5.98.0 - 194.5.98.255
netname: Privacy_Online
descr: Longyearbyen, Svalbard und Jan Mayen
country: SJ
admin-c: RA9926-RIPE
tech-c: RA9926-RIPE
org: ORG-NFAS6-RIPE
status: ASSIGNED PA
mnt-by: inter-cloud-mnt
created: 2019-04-26T16:42:54Z
last-modified: 2020-03-13T23:11:55Z
source: RIPE
:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/19539/
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.54526.7213.29638.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-17 13:35:28 UTC
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rxz7nf443xnjkxx6e42lqtedienu6d5e74jaa6kktsnjtiltxgwq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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883d8161ac8d88fb5e14aa487743ea14a8937f0144e66f3bb1211e2e88cf0128
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a1356a4ee42e9568831bf6b92bb9a5500b779614436bca52f0ee64e98ff0eaf7
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+ 10'886 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla persistence
Link:
https://tria.ge/reports/200624-pz6vlc2dxs/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Adds Run entry to start application
Maps connected drives based on registry
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
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.

bfc01cf42217c4a5a617537823556b8f

AgentTesla

Executable exe 8df3f6979cddda955efe2734b84c83411b4f0fa4ff1200794a9c9a99a173b9ad

(this sample)

  
Dropped by
MD5 bfc01cf42217c4a5a617537823556b8f
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/19539/

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