MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a74295a274ff106c67e3260aa2c550ea29126405565ac8104046bbf31d5f083d. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a74295a274ff106c67e3260aa2c550ea29126405565ac8104046bbf31d5f083d
SHA3-384 hash: b2bf45e3d1829e3e01343a48322f6cec8e847fbdd4e8ccd8e546bf6df143fdae70cb46c8a5c5596e3e0244cc6520e903
SHA1 hash: afb4c7956ecac1ffc248649327c7869b8f790279
MD5 hash: 118ce1742eac1152d7fbd5cdf4b6395c
humanhash: charlie-lake-missouri-echo
File name:gunzipped
Download: download sample
Signature AgentTesla
Create hunting rule
File size:418'304 bytes
First seen:2020-08-20 06:27:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash c458ff2d515beb8f44158cd3636a7400 (19 x AgentTesla, 6 x NetWire, 3 x HawkEye)
ssdeep 6144:zuDnjpI8BsTIW1dc8kkfUejm3ZT+934VpDK4bizRzOBdD03FizPYXO0ObEbCdiK2:z0jhBtkO8MeQ04VsTS0Vi70blyC97FL
Threatray 10'968 similar samples on MalwareBazaar
TLSH 5E9423601C168AF1CBE4BE36CB37DCE9F6782C4A4F2E7C850D41E56D66721CEE864606
Reporter abuse_ch
Tags:AgentTesla


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: paymontly.servers.prgn.misp.co.uk
Sending IP: 185.20.50.76
From: eInvoicing <ro.einvoicing@tnt.com>
Subject: TNT E-invoicing Notification - 11998
Attachment: 11998_sc.gz (contains "gunzipped")

AgentTesla SMTP exfil server:
mail.flood-protection.org:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
97
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/49012/
Detection(s):
PUA.Win.Packer.Upx-49
Create hunting rule

PUA.Win.Packer.UpxProtector-1
Create hunting rule

PUA.Win.Packer.Upolyx-12
Create hunting rule

PUA.Win.Packer.Upx-6
Create hunting rule

PUA.Win.Packer.Upx-4
Create hunting rule

PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Sending a UDP request
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/440605
Signature
Contains functionality to detect sleep reduction / modifications
Found malware configuration
Machine Learning detection for sample
Maps a DLL or memory area into another process
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a74295a274ff106c67e3260aa2c550ea29126405565ac8104046bbf31d5f083d/
Threat name:
Win32.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-20 06:28:09 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=u5bjlitu74igyz7deyfkfrkq5iurezafkznmqecai257ghk7ba6q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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63e13b77ab8cff1a49631d5806a3c1530c725f36ea9defa954e1a38f937c49c4
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7a477a446769be5e8f006df9f0b2a77439d269acca020f44954ec93a98252164
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d00396bdc41d762fcc1612605e951071919d7bb0fbce02491c805d2d42d767a4
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eaec22c2d23bb4d85d21b80ce1cc4b3874964631f615d1975cdab03467078f5b
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ec6cfe036b88320b3208921df633e7ec0e1fbd3353e6fdc9d621d5cce1b9a27d
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ef3cbb89feca43a0f0756ff2c3e485755e38f2d4ea6f807e7c09fe31ab710920
AgentTesla
f79a00a5a78540c33e096805046cae230765cd3bd62fa5e077673f3c873cc547
AgentTesla
+ 10'958 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
upx
Link:
https://tria.ge/reports/200820-ag96j1d8px/
Behaviour
UPX packed file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.91
Link:
https://yomi.yoroi.company/submissions/a74295a274ff106c67e3260aa2c550ea29126405565ac8104046bbf31d5f083d

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:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/
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.

da56150d6dfbcf449937bee9b060f05b

AgentTesla

Executable exe a74295a274ff106c67e3260aa2c550ea29126405565ac8104046bbf31d5f083d

(this sample)

  
Dropped by
MD5 da56150d6dfbcf449937bee9b060f05b
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/49012/

Comments