MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3c9eb212f6666e5b72ae43e05fc417212456ce24307abe22ac35a76786b515e. 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: b3c9eb212f6666e5b72ae43e05fc417212456ce24307abe22ac35a76786b515e
SHA3-384 hash: d59d20ad1dea25c72737635e2ac785594561128d19116ff217ba9e54db22bf4b62959b25d50f089dc54dbe52a32474c9
SHA1 hash: 232b1862462d96363df3c45f604c787167431966
MD5 hash: f2450655a2d56e359d28ef1613924839
humanhash: lion-mississippi-steak-tango
File name:RFQ-HCR-SC 2020-406.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'775'104 bytes
First seen:2020-05-06 18:54:40 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 49152:eVg5tQ7alKK6kR2xx+wDG5DM8i8t+3KG5:gg56ZFaw4wEDLt+3
Threatray 10'823 similar samples on MalwareBazaar
TLSH 0485F12323DEC365C3B25273BA2677417E7F782506A5F96B2FD4093DE920122524EA73
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mx3.bangla.net
Sending IP: 203.188.252.14
From: Purchase01 <zn35@bangla.net>
Reply-To: ajit@colorcloud.co.in
Subject: Quotation Inquiry: RFQ/HCR/SC/2020/406
Attachment: RFQ-HCR-SC 2020-406.CAB (contains "RFQ-HCR-SC 2020-406.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
86
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27684.AidExe.UNOFFICIAL
Create hunting rule

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

Gathering data
Threat name:
Script-AutoIt.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-05-06 18:13:19 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wpe6wijpmztolnzk4q7al7cboijek3hcimd2xyrkynnhm6dlkfpa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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a500af65cdde463b260205bf423f59e03a3f3ffbff5838af44ad46172d5554b9
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c2d42ef1435490d3bd280f0e1aaa0b42fe1d417e5364a000531a930c841f22f9
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d896d4d6903d7e8008d18fae11ce86027341d1a653595c8188b70d9f77d5eb4a
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dcaac0d36e5e4d863b5c42a420ea7e878d9ef4d45f4c7b147677e52570a44cf9
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e6d5338d1b98084d98fb487468965f068755dc2b860ba7a621809258ae3a00e2
AgentTesla
+ 10'813 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-wat1zcy2tx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
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

rar c8568f7b5f8089a26005aef6a429dcca165e4876b106b16ae3f93e4e6546fa88

AgentTesla

Executable exe b3c9eb212f6666e5b72ae43e05fc417212456ce24307abe22ac35a76786b515e

(this sample)

  
Dropped by
MD5 9a40394b963f44ff6f018c7fb10a6137
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 c8568f7b5f8089a26005aef6a429dcca165e4876b106b16ae3f93e4e6546fa88

Comments