MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f3b62cdd943d78e2bd2c8ae3e2499ec6c10b9f6df293963be6334d3428db86b1. 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: f3b62cdd943d78e2bd2c8ae3e2499ec6c10b9f6df293963be6334d3428db86b1
SHA3-384 hash: ee3165fe7bd8ec76579272fde0852574a0b82207621173ca8ec2ad638a370bf89b90de8ff3ad8cca6feea8dca7da6717
SHA1 hash: b722dd13faf9da50d1fc9a2a19ce00b93cb5ec85
MD5 hash: 89e46bf8f1dca91df346fae1b570b77c
humanhash: may-asparagus-white-item
File name:wire cripted file.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:629'760 bytes
First seen:2020-05-11 13:10:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:KbBHIn8RzeQZGaZGvAMVKOQ0aFZOW67pA3/fWCQf21ej/kC:q1HZs1VK1O6P+CQu1ezV
Threatray 10'624 similar samples on MalwareBazaar
TLSH E4D4D01C2EE99C2BD6AD1279D081418CD3F9C47B8D0AE74A8D821DE59E0F3C69D532E7
Reporter abuse_ch
Tags:AgentTesla exe geo TUR ZiraatBank


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: srv1.demspor.com
Sending IP: 31.169.94.221
From: ZIRAAT bankasi <ziraatbank@ileti.ziraatbank.com.tr>
Reply-To: ZIRAAT bankasi<noreply@ileti.ziraatbank.com.tr>
Subject: 55000, USD Swift Bildirimi
Attachment: ekstre PDF.r00 (contains "wire cripted file.exe")

AgentTesla SMTP exfil server:
mail.mkkarakosemobilya.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
97
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFL.10704.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-11 13:36:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
24 of 31 (77.42%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6o3czxmuhv4ofpjmrlr6esm6y3aqxh3n6kjzmo7ggngtikg3q2yq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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3b12a35d684a3321084f1c2637f2d467dadd272a68d8318de33c1cdc94c7718e
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e0d1c1f7fd8a8d07882ceeb4d681f9ff2b36912e9b0a8b182b3252599c2ea699
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e1cbed7a232593e198fe8e3e687284856dfbbc9ca2863f0901745e64f2186f36
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e236fb0d54c900d779acdc213408a6b9ca6519eca8bca6310e3b9fbe6db0b964
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f8308e10cb652b941d811d09b3293e3f73f73f715e53d61cbcbe2d7d28387d6e
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fe4deeb84628c321aff86bc7fd0edfa70aebc3f2dd302c18cf8a5715cb8b09e8
AgentTesla
+ 10'614 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-rxz631d3bs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Maps connected drives based on registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
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.

f61f6062cfad2b1759640c4f92a79c3f

AgentTesla

Executable exe f3b62cdd943d78e2bd2c8ae3e2499ec6c10b9f6df293963be6334d3428db86b1

(this sample)

  
Dropped by
MD5 f61f6062cfad2b1759640c4f92a79c3f
  
Delivery method
Distributed via e-mail attachment

Comments