MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5a79b64adec77f42d8dd611c6b1293d837da680b5cce818fbd24068cade7c2c9. 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: 5a79b64adec77f42d8dd611c6b1293d837da680b5cce818fbd24068cade7c2c9
SHA3-384 hash: e566c1ffc1646324e00b027e0b2844e352ff3d30f24975e19d8b2a06b62947f67e573375d09dcb1c85ae70a986501663
SHA1 hash: 33c57fc366c5156987e1dd0be3dfa9b46f8dd6c2
MD5 hash: 466361e65e80d6309fbdbe104356a310
humanhash: xray-florida-batman-gee
File name:gunzipped
Download: download sample
Signature AgentTesla
Create hunting rule
File size:435'712 bytes
First seen:2020-06-17 10:11:57 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 12288:2+IxUUuLz0uiJQsNXosFKWi0p+lxzDmcy9:2fHufQQsegNiA+7mcy
Threatray 10'680 similar samples on MalwareBazaar
TLSH 8A940206B6D4C714C1785A3AC8D7009003BAAEA36621F72B7DC8775E2D037F6594A7DB
Reporter abuse_ch
Tags:AgentTesla ESP geo Santander


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: vxsys-smtpclusterma-03.srv.cat
Sending IP: 46.16.60.199
From: Factoring y Confirming - Grupo Santander <fycuot@gruposantander.com>
Subject: Confirming - Aviso de pago
Attachment: 6786782343232321_PDF.gz (contains "gunzipped")

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/19488/
Detection(s):
SecuriteInfo.com.BehavesLike.Generic.fc.30295.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-17 10:37:06 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lj43msw6y57ufwg5meogweut3a35u2allthidd55eqdizlphyleq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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87b6456b3368ef7dc9b78b73855341c550025285e26c05af3ecd17815737de34
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8ad15f68fcbdc182e9a092c8fe391a25b89dfa4fd30840ff8c0b644d66e3053e
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c4f0b3610d084b670fbcd8d5405153b208907ac348a190df4cfa41b1dc4f029c
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e08fedcdcfc38684de2868ee177397876a60e28f6cbaf54f6eeb31c5280b0901
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f34f4e3d8e9c1ec1d066d75d07f3d93c70931d6a54d736dc12f83b8277db2557
AgentTesla
+ 10'670 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200624-fw8jvav4tx/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email 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.

Malspam

AgentTesla

gz ef4dcd952b1d4f5e416413b220448953bd6274e9e25c794efd7aaf1f328fe415

AgentTesla

Executable exe 5a79b64adec77f42d8dd611c6b1293d837da680b5cce818fbd24068cade7c2c9

(this sample)

  
Dropped by
MD5 058608ee7efbd07af63e6cbf88792a1a
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 ef4dcd952b1d4f5e416413b220448953bd6274e9e25c794efd7aaf1f328fe415
Cape
Cape
https://www.capesandbox.com/analysis/19488/

Comments