MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a028f5a581da5fc8e8c76ee28a1cd4d7ca0d44d211eec4153d7c5a4c96bc306a. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a028f5a581da5fc8e8c76ee28a1cd4d7ca0d44d211eec4153d7c5a4c96bc306a
SHA3-384 hash: b60526ebfdfd760a794a5b3582c97057adac0f983c85f41f28c8713cbf4741868b31149f450a2685e44aef2f1534e0fa
SHA1 hash: eb533fb536c38274b595d997eb5ff04e0384b0ad
MD5 hash: 2d1f0977c8841a0d9eacced05c368c50
humanhash: berlin-early-magazine-coffee
File name:MED_05112221997_88794pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:479'744 bytes
First seen:2020-05-06 17:45:14 UTC
Last seen:2020-05-11 20:43:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:gzOKh9biuiYitaNHd/ZBg8MexI2ZAGGDCL1d8drmfcHOgntlqLK:AhMGBqgxIaAGGULpsqL
Threatray 10'920 similar samples on MalwareBazaar
TLSH 37A402AD325070EFC85BC432DE5C6CA9F66064BB571F660BD01B19AE9D5C88BEF041E2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: eazymail.cloudissp.com
Sending IP: 202.6.21.19
From: Баширов Рафаиль Рамильевич <d.opacak@bistradoo.hr>
Subject: URGENT: MED ORDER / B-051122 /Invoice & Specs
Attachment: MED_05112221997_88794pdf.zip (contains "MED_05112221997_88794pdf.exe")

AgentTesla SMTP exfil server:
vietnhon.com

AgentTesla SMTP exfil email address:
trungtran@vietnhon.com

Intelligence

File Origin
# of uploads :
3
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VTN.24128.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Noon
Create hunting rule
Status:
Malicious
First seen:
2020-05-06 17:22:59 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uaupljmb3jp4r2ghn3riuhgu27fa2rgschxmifj5prnezfv4gbva._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
avemaria
Create hunting rule
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AgentTesla
+ 10'910 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/201109-7g3hpgkpve/
Behaviour
Creates scheduled task(s)
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

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

zip 92204246a210d1b3762540b1d5df1ed0807fd26d76825cca72de3f643a2cc7e0

AgentTesla

Executable exe a028f5a581da5fc8e8c76ee28a1cd4d7ca0d44d211eec4153d7c5a4c96bc306a

(this sample)

  
Dropped by
MD5 bb9829a2d91fe249bacd5463e60b6cf7
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 92204246a210d1b3762540b1d5df1ed0807fd26d76825cca72de3f643a2cc7e0

Comments