MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b436de421c3acc2a7aa0e88079c66269db821558169874738da07ae09ab20f2. 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: 9b436de421c3acc2a7aa0e88079c66269db821558169874738da07ae09ab20f2
SHA3-384 hash: 4a277bab54e2f1e25cc2651349093708039608db756f2d949d9ac3c8f901227d3ff6f584012d89f6052b5743ed644a84
SHA1 hash: d622f8428942d449286a10b1ebd727f69fc2c627
MD5 hash: 1b5dafc66781833c1955f72f2dfad25e
humanhash: texas-friend-lima-eight
File name:PO51024.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:625'432 bytes
First seen:2020-05-20 12:19:35 UTC
Last seen:2020-05-20 13:17:13 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 6144:H63e53HHeUsLit6EJD6LpKnJypfu7/1woJYC9KQmI1j7EDmgodvC/e4cr:H63eJneVEt6Yopm7/GjC4QmI1PdYc
Threatray 10'781 similar samples on MalwareBazaar
TLSH 92D42931254E7E18C797C179347978C357291D45B7F9824A2ECAE30E6EAEF2F2630588
Reporter abuse_ch
Tags:AgentTesla exe Yahoo


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: sonic310-42.consmr.mail.bf2.yahoo.com
Sending IP: 74.6.135.216
From: Shahzad Asdfjgdfhc <shahzad_asdfjgdfhc51@aol.com>
Reply-To: Shahzad Asdfjgdfhc <shahzad_asdfjgdfhc51@aol.com>
Subject: Product quotations
Attachment: PO51024.zip (contains "PO51024.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VZH.16818.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-20 03:26:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
18 of 31 (58.06%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=tnbw3zbbyowmfj5kb2eaphdge2o3qikvqfuyorzy3id24cnledza._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
netwirerc
Create hunting rule
Similar samples:
4fba937f1e8ae7eab73de2233f36e813fc2e4e889cbf5103f72ed642ba2e76c3
AgentTesla
6af32b6b849f1186317e65f84c1d59cc03ce878ca8e3706c5d7afae2389b3c64
AgentTesla
6c23d5aac98c05cf9faca072f1875f7fcde253a4a782dda7d897681bda6f92d9
AgentTesla
757f7141daf24169ff3694cdf0247b7ce0b71c66a970837a71149a69b5b6d371
AgentTesla
9abbf24b322068da5ac2e1581827d788d787eb8b31685863b1aa048f01ca5190
AgentTesla
b8cf49555f75f9f06bdfb76150d4b3e1a01a831a7eac7b644dde084c212a43d2
AgentTesla
bcfe28b074cc1d9b0fb7896ee3eb4d28c240bee33cb76578f0f9f1ef90ab92e6
AgentTesla
dcbfc03cfe9523c25ab335f599cebcbbe8f2439ef7ab973aa9ec0330e4e7d11f
AgentTesla
e15aa7c26008b8fe0d0a18be659ac958c5012837bce4d30d39f82848e73e4444
AgentTesla
f8166c3c857a7a3ba99515cf6ae242a78050fba7608e24a88e2559e0063a187a
AgentTesla
+ 10'771 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla agilenet keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-sbybr3gnhx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Obfuscated with Agile.Net obfuscator
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

zip e4e51233f46f5fbd0305671df7387ce9475cd2e033690c62194afed381b90465

AgentTesla

Executable exe 9b436de421c3acc2a7aa0e88079c66269db821558169874738da07ae09ab20f2

(this sample)

  
Dropped by
MD5 5d9f951030c607bd3e84a4a28285e11d
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 e4e51233f46f5fbd0305671df7387ce9475cd2e033690c62194afed381b90465

Comments