MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4662f32f5b44f4f907bd3abdef185780feade88234ca21aeaa5c82216f8c41b. 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: b4662f32f5b44f4f907bd3abdef185780feade88234ca21aeaa5c82216f8c41b
SHA3-384 hash: cd580d50387a9e57dbc3ac489fd2bb7ad4f284d1b9b4826c26da438b5bc9c9ab46681b28377c87b8e3c86762a5ed758b
SHA1 hash: 314b6a5ade1f37005dc47f1c1d64bd09ec1d3e65
MD5 hash: 54b3e81b8eee7202839129963792ae3f
humanhash: missouri-failed-indigo-mountain
File name:INV_02072020_882779-9887.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:432'128 bytes
First seen:2020-07-03 06:33:08 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:RTExHxn9V81fVSQequtZiNGXat83iLbQTh8:RIxJ9VKnequt0W3iLbQC
Threatray 10'686 similar samples on MalwareBazaar
TLSH F894E131625D7F98D598FA74612291020C397E7B6623D71D7C4F31AC18F1B88CEA6FA2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server.macartajans.com
Sending IP: 89.252.130.69
From: info@asadigroup.com
Subject: Re:Open New PO
Attachment: INV_02072020_882779-9887.zip (contains "INV_02072020_882779-9887.exe")

AgentTesla SMTP exfil server:
smtp.knmbz.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/18622/
Detection(s):
SecuriteInfo.com.Generic-EXE.UNOFFICIAL
Create hunting rule

Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b4662f32f5b44f4f907bd3abdef185780feade88234ca21aeaa5c82216f8c41b/
Threat name:
ByteCode-MSIL.Trojan.Avemariarat
Create hunting rule
Status:
Malicious
First seen:
2020-07-03 06:35:05 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wrtc6mxvwrhu7ed32ov554mfpah6vxuiengkegxkuxecefxyyqnq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'676 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200703-z2ffb7mb42/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Maps connected drives based on registry
Reads data files stored by FTP clients
Checks BIOS information in registry
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
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 69df6912fddeb16d3db5ef60c59734d4f49270a39a3f45937a5640c801438e51

AgentTesla

Executable exe b4662f32f5b44f4f907bd3abdef185780feade88234ca21aeaa5c82216f8c41b

(this sample)

  
Dropped by
MD5 48c80f9beb93fa366aa56a920bc0d363
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 69df6912fddeb16d3db5ef60c59734d4f49270a39a3f45937a5640c801438e51
Cape
Cape
https://www.capesandbox.com/analysis/18622/

Comments