MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 15b2aa8ef11f5e70dff7e0b3bdbbce2f58de5a623a6af850685b9038c256358a. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 15b2aa8ef11f5e70dff7e0b3bdbbce2f58de5a623a6af850685b9038c256358a
SHA3-384 hash: b9b5a5d54cc516ccec03814d4f4746f5b5e458b3b2e6437288f7149ea8274bb7471ce0399d457d3cb2bd892753848586
SHA1 hash: 561c9b3ca133061773c5c2f584cf86264354845c
MD5 hash: c2db926796567f838c1a192210b7bf42
humanhash: fifteen-nineteen-fish-pizza
File name:PO-333063783-sn-997588983y3.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:527'360 bytes
First seen:2020-06-18 05:37:52 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:eIhJA+cuhc+/4y7YoIqGl3YxyC2DtejzF0EnZ:3V4y7Y/39HYjZr
Threatray 10'987 similar samples on MalwareBazaar
TLSH 04B4BE3026AFAD1ECF2A0FB6472350009ABD5D7A6932F2875DC535EA137A7840E50BD7
Reporter abuse_ch
Tags:AgentTesla COVID-19 exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.vpstart.com
Sending IP: 136.228.128.29
From: Lee Seo <L.seo@krones.com>
Reply-To: Lee Seo <nurdan.ozirneks@gmail.com>
Subject: Sample PO: COVID-19 Impact on Global Autism Spectrum Disorder Market Size, Share, Trends and Forecast 2020-2026!99
Attachment: PO-333063783-sn-997588983y3.7z (contains "PO-333063783-sn-997588983y3.exe")

AgentTesla FTP exfil server:
ftp.aydangroup.com.my:21

Intelligence

File Origin
# of uploads :
1
# of downloads :
83
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/19608/
Gathering data
Threat name:
ByteCode-MSIL.Infostealer.Agensla
Create hunting rule
Status:
Malicious
First seen:
2020-06-18 05:39:04 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cwzkvdxrd5phbx7x4cz33o6of5mn4wtchjvpqudiloidrqswgwfa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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bca4bb062bec354c21f07300bca545b706478e056b3bb71f3ce41fdb589a26a5
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AgentTesla
+ 10'977 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200624-5tyj94h4bj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Modifies service
Reads user/profile data of web browsers
Reads data files stored by FTP clients
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

7z f8bf17bd8c47ef33becaf456f9280932a6e14c201168a4b5205129388c3ba452

AgentTesla

Executable exe 15b2aa8ef11f5e70dff7e0b3bdbbce2f58de5a623a6af850685b9038c256358a

(this sample)

  
Dropped by
MD5 bbe0e624036d4590b29b35063eb60549
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 f8bf17bd8c47ef33becaf456f9280932a6e14c201168a4b5205129388c3ba452
Cape
Cape
https://www.capesandbox.com/analysis/19608/

Comments