MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b0b8708fe9911dd33a38b596118adafcee0c006a01e72e70669033d4f105b786. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b0b8708fe9911dd33a38b596118adafcee0c006a01e72e70669033d4f105b786
SHA3-384 hash: df35efbc1b32c7041333240fb7154b75741173c8dc20e50a365738d50d8fce4f3d380e1f1c567f4780a32b7d89976d21
SHA1 hash: 1d0052565b4053b54d2ffb4dd73f144e778dab54
MD5 hash: f5a881faf683397471b9a2aebdedde05
humanhash: failed-nineteen-december-steak
File name:6395.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:685'568 bytes
First seen:2020-06-28 06:41:45 UTC
Last seen:2020-06-28 07:43:12 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:UPSIYiE2AlSntc0uqVlQUr7OQWwoyPSJPgs:UPSjnJlotuUrSQboyPShN
Threatray 10'648 similar samples on MalwareBazaar
TLSH 68E4F1223E8582DAE43A477DF2DB5674B370B46A7943F65D334021AAD4E338059CFC9A
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server.130ads.com
Sending IP: 209.124.90.180
From: k.sus.systems@gmail.com
Subject: Request for proposal
Attachment: 6395.arj (contains "6395.exe")

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

AgentTesla SMTP exfil email address:
vicky.br0wn@yandex.com

Intelligence

File Origin
# of uploads :
2
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/15135/
Detection(s):
SecuriteInfo.com.LuheFihaA.970.17896.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Launching the process to change network settings
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Enabling autorun with Startup directory
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b0b8708fe9911dd33a38b596118adafcee0c006a01e72e70669033d4f105b786/
Threat name:
ByteCode-MSIL.Trojan.SchInject
Create hunting rule
Status:
Malicious
First seen:
2020-06-28 06:43:05 UTC
AV detection:
23 of 31 (74.19%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wc4hbd7jseo5gorywwlbdcw27txayadkahts44dgsaz5j4ifw6da._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'638 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence keylogger trojan stealer spyware family:agenttesla
Link:
https://tria.ge/reports/200628-1exv875c72/
Behaviour
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Modifies service
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
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

arj f93ed071a58df7948a157ebc31d91861d64e659c29e72d7924df950b4ff8224f

AgentTesla

Executable exe b0b8708fe9911dd33a38b596118adafcee0c006a01e72e70669033d4f105b786

(this sample)

  
Dropped by
MD5 9b95d4e47163a77eb309c67cf5336a9d
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/15135/
  
Dropped by
SHA256 f93ed071a58df7948a157ebc31d91861d64e659c29e72d7924df950b4ff8224f

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