MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21a259aefbab9824e5f776b1ac143db5fd22bd0d14aaae1a19e77ad019074d28. 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: 21a259aefbab9824e5f776b1ac143db5fd22bd0d14aaae1a19e77ad019074d28
SHA3-384 hash: 362f03682a7f9d1fdf5eb1ebe2f2f5460cd76bb9a05db5eb3d959cfe6cb4cba50f2e005f0fe5466b8a39556d6ad5a38d
SHA1 hash: abd41f3340d96bd890e805d712ba788ba5967b41
MD5 hash: a131b44d4fb189175c6b35684af3e414
humanhash: neptune-uncle-ink-dakota
File name:Payment Advice.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:442'880 bytes
First seen:2020-06-12 12:02:27 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:Vx8Rz3kfNuGfbsvmqX6gLL8ZJMvTUIpZL:Pcjovs+qq1GTU
Threatray 10'749 similar samples on MalwareBazaar
TLSH 5B94F18E339071EFC86BC5729EA51D24EA64B036974BD70BA44325EDA94D4E7CF210F2
Reporter abuse_ch
Tags:AgentTesla exe HSBC


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: hsbc.com
Sending IP: 95.211.208.50
From: HSBC Global Payments and Cash Management <fbaraza@hsbc.com>
Subject: Global Payments and Cash Management HSBC
Attachment: Payment Advice.pdf.zip (contains "Payment Advice.pdf.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/10052/
Detection(s):
SecuriteInfo.com.CIL.HeapOverride.Heur.8252.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-12 12:04:07 UTC
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=egrftlx3vomcjzpxo2y2yfb5wx6sfpincsvk4gqz455nagihjuua._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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0ab0e1b26a7730a4991850b70179daea6cdf6d36679a280aaf4050251d92289a
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56e1783b2ae8952b43e40f3c6cf16fcc4f655afdee197b0e01f6393e4da91c07
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9d5c49535278e4104eb439e9403bf70554ac3da0d871a0c2b386c40831eb1c3d
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a3f5ab8fffbc981cf57c2ea7fb2de2252c340a3fc99eecc025cbce0d4d97db65
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af7ab73a85ac84839b8bf10ff75f3363c7556ca5f262b8ddec9588835314a494
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d0e7ded6fed46be56e045d2c9e6df6cc6e439b5ed8503a13e0296e953917a0a7
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d2a97ab97d0977567f4b2ee6ba659725fc82e9d4fbdf293b5f2bed5152d40af5
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d5e25941e3d79faf029e3f285e3755bf6b40388af3fd3295dee7ce0289b6d13f
AgentTesla
+ 10'739 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-m4zdxwpz7a/
Behaviour
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
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 bd364453010a3483650fbb684606695543f4dab2faeb832f770c879077632ac3

AgentTesla

Executable exe 21a259aefbab9824e5f776b1ac143db5fd22bd0d14aaae1a19e77ad019074d28

(this sample)

  
Dropped by
MD5 3fad67122122b2c01f0f592b29f38964
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 bd364453010a3483650fbb684606695543f4dab2faeb832f770c879077632ac3
Cape
Cape
https://www.capesandbox.com/analysis/10052/

Comments