MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a1e51e256516338037deafe0cc2d3a0d3e5853ac534bb2fce79ea69246c4dc6. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4a1e51e256516338037deafe0cc2d3a0d3e5853ac534bb2fce79ea69246c4dc6
SHA3-384 hash: b72dcd480cda1c0a7f37c266467ac5409e5fe66e42f7ad52cec7daed701ca8e9caef659ba6e70f0f6f458e323423cf84
SHA1 hash: c2f9d5a3e832696a5bfff68d9835c1ceb60f6f76
MD5 hash: e6b4a7f5c7624060ad5e484047b02c19
humanhash: robin-sweet-vermont-winter
File name:Shipping Documents.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:497'152 bytes
First seen:2020-06-25 07:53:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 6144:eMGIOZIqd0YzA2Giou+koKZY1kVNDJRgRJePu7oWJiZSc2k45UGXCTtM63BZeNab:eMUZHzAfCq1Ac/D00a4FenM1hgmO
Threatray 10'692 similar samples on MalwareBazaar
TLSH 58B4012473985B26C8FC93B81472A64003B47A7B7222FB5E1E8471AD2DB3BD5C712767
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

From: info4403144031 <info440314403144031@worldshippingalliance.com>
Subject: Re: **TOP URGENT** Shipping Documents
Attachment: Shipping Documents.gz (contains "Shipping Documents.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/13983/
Detection(s):
SecuriteInfo.com.Generic.mg.181bf63f744587d9.5579.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4a1e51e256516338037deafe0cc2d3a0d3e5853ac534bb2fce79ea69246c4dc6/
Gathering data
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jipfdyswkfrtqa355l7azqwtudj6lbj2yu2lwl6ophvgsjdmjxda._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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eac11eb18f66b5d563093f88c67cf5f43e1fb90d26ca99664321051f8724bc7d
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f09dc0b3275b4c1e3a616911805011c2871af1407599493dc980b6987cb313eb
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AgentTesla
+ 10'682 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/200625-3r7h2hhraa/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
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 38c66b8b29691b752c51a290ac0c2e4065ab27d9fadcad73c7f6d598c0abc704

AgentTesla

Executable exe 4a1e51e256516338037deafe0cc2d3a0d3e5853ac534bb2fce79ea69246c4dc6

(this sample)

  
Dropped by
MD5 d3afd9a39d756154532705fa88de1d80
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/13983/
  
Dropped by
SHA256 38c66b8b29691b752c51a290ac0c2e4065ab27d9fadcad73c7f6d598c0abc704

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