MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 161cb9d75e6cb025a001bcd3a6e7d45adf3837d3400344c2de7323404278f2e3. 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: 161cb9d75e6cb025a001bcd3a6e7d45adf3837d3400344c2de7323404278f2e3
SHA3-384 hash: 4403c209b36e9966f154ec4e947cd894fb523ff39e7b651ba68519d6985adcfaaa61458fac25a81a6296740d6b9439e8
SHA1 hash: 2a6a4583f7c833af477e03f5515b732af8fb6e59
MD5 hash: 33da4751c624e4ed81e5eeac00b27ecc
humanhash: seventeen-alabama-single-uncle
File name:Facturas Pagadas al Vencimiento.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:495'616 bytes
First seen:2020-05-07 11:01:09 UTC
Last seen:2020-05-07 12:01:14 UTC
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:/EU0XrSjSwuEOsLsNHV6Bv6dtTiHQcQ0ogxPXk81qg2B:/EFUSTE2Jzdt5J
Threatray 10'763 similar samples on MalwareBazaar
TLSH 17B4F11C365D32BFD027C9329ED5ECB4EA61B5B63306576B882302098ACCE96CF15CB5
Reporter abuse_ch
Tags:AgentTesla BBVA ESP exe geo


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: ttt02.servidoresdedicados.com
Sending IP: 84.246.210.248
From: Confirming.bbva@bbva.com
Subject: BBVA-Confirming Facturas Pagadas al Vencimiento
Attachment: Facturas Pagadas al Vencimiento.rar (contains "Facturas Pagadas al Vencimiento.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Dropper.gc.10400.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-07 08:45:52 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cyoltv26nsycliabxtj2nz6ullptqn6tiabujqw6omruaqty6lrq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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AgentTesla
+ 10'753 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201109-pzjxps1cbs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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
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

rar ee2fac79b08c3574231592f7406e57f237c650cfa8b29cc365324f083eadbe1c

AgentTesla

Executable exe 161cb9d75e6cb025a001bcd3a6e7d45adf3837d3400344c2de7323404278f2e3

(this sample)

  
Dropped by
MD5 8d35a9364cc609d62c3c8a160e30c834
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 ee2fac79b08c3574231592f7406e57f237c650cfa8b29cc365324f083eadbe1c

Comments