MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 311117c363443e88bc8664269feaf9a9ffea3f334eaafa918ac926c88cfa6ec7. 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: 311117c363443e88bc8664269feaf9a9ffea3f334eaafa918ac926c88cfa6ec7
SHA3-384 hash: becf07e197c2436e64ce35de8c458fdab75f2e41b1b2e463769c190df1b49851b949cd6afb0759eacd6c9b075d07dce2
SHA1 hash: e24f85f64926c174194303fbfedeced2bbe5960a
MD5 hash: 67206471e661974f99e8269f702620a1
humanhash: ink-high-music-king
File name:ny.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'515'520 bytes
First seen:2020-06-08 07:10:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:Ktb20pkaCqT5TBWgNQ7aRM+qjcbQsLrwNq0h+rS6A:3Vg5tQ7aRNQsLqq0/5
Threatray 10'886 similar samples on MalwareBazaar
TLSH 2E65E02363DDC361C7725273BA55B741BEBF782506A1F96B2FD8093DE820122521EA73
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server02.hostngon.vn
Sending IP: 203.162.238.30
From: Julia Weber (amec GmbH) <amec@gmbh.de>
Subject: URGENTLY NEEDED SUPPLY
Attachment: DOCUMENTED OFFER.doc.zip (contains "ny.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Infostealer.Agensla
Create hunting rule
Status:
Malicious
First seen:
2020-06-08 06:18:03 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=geirpq3diq7irpegmqtj72xzvh76upztj2vpvemkzetmrdh2n3dq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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8b07030decc43fb5f68bfc48c44e5cfecdac90716b67349fcae1801795cde9c5
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c2aece4c0138a4ce56c8baa129b99e8740277795ac3c69e03d3a86cb7e629582
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f99ca3b27556f13c8fb5f1fb6ac5f6149eb3f0e7c9023ad59ec95a14f81e6c7b
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+ 10'876 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-azcwx2vpys/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
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
Disables Task Manager via registry modification
Drops file in Drivers directory
AgentTesla Payload
ServiceHost packer
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 53bd7780f5b84dd1f8e9626e7e2de9708952fefdbd9b0fe673c1681707c2d849

AgentTesla

Executable exe 311117c363443e88bc8664269feaf9a9ffea3f334eaafa918ac926c88cfa6ec7

(this sample)

  
Dropped by
MD5 98ca4589cb69c9cd1cc7997f7b9111c7
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 53bd7780f5b84dd1f8e9626e7e2de9708952fefdbd9b0fe673c1681707c2d849

Comments