MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0fb4177f9997c3735e25e48dbbc4899578a99dfba97dfe190c1b52a4cd5943c1. 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: 0fb4177f9997c3735e25e48dbbc4899578a99dfba97dfe190c1b52a4cd5943c1
SHA3-384 hash: 8cd45192de40723af25558e850f0e3d5995cf42624a532c12a1b98fc016c5b584ccb2c43781ecee197f4218115e00ea9
SHA1 hash: a7f75fc9d8747613a98cbe5248f3a8290b28b060
MD5 hash: 58fa582366494dc6f0bc2e51b079045e
humanhash: july-kilo-mars-winter
File name:Pls arrange the payments as early as possible.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:666'624 bytes
First seen:2020-05-09 08:39:00 UTC
Last seen:2020-05-09 10:14:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:RSlA5rirq4R7nhzXA0mlth5fs9eyafjTNBRISjiHaZgCr2lNBt++OZW+q1nVkXI:8lAutDqVs9eyafjxBgHMg
Threatray 10'552 similar samples on MalwareBazaar
TLSH C3E47A9D3250BADFC817CE76C9642C24EA606477670BE243A11315EDAA0DBDBCF146E3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: joister.net
Sending IP: 103.2.236.240
From: Mrs Lilian <info1@erlebe-aegypten.de>
Reply-To: info1@erlebe-aegypten.de
Subject: Pls arrange the payments as early as possible
Attachment: Pls arrange the payments as early as possible.zip (contains "Pls arrange the payments as early as possible.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
91
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.GenKryptik.EKFK.5929.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Genkryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-09 10:33:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=b62bo74zs7bxgxrf4sg3xrejsv4kthp3vf674gimdnjkjtkzipaq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'542 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-t1fjjsdhle/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Adds Run key to start application
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla Payload
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 b421017aa6368a53d488267087e888003b3ba5f6bd0fe7a14b191d3891bbad49

AgentTesla

Executable exe 0fb4177f9997c3735e25e48dbbc4899578a99dfba97dfe190c1b52a4cd5943c1

(this sample)

  
Dropped by
MD5 c8b65e48e6fdc7cf1969cb61179414b8
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 b421017aa6368a53d488267087e888003b3ba5f6bd0fe7a14b191d3891bbad49

Comments