MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ac0b86bf664770295ad2de9a46edabc374040a467471a61fdac436d52e451964. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ac0b86bf664770295ad2de9a46edabc374040a467471a61fdac436d52e451964
SHA3-384 hash: b9d1225648a952eb5c0f60ee22a53b93a65e4c9201fed322a84c1baaeed47d5b6c0382a40feccd828792de0bbb75f9b3
SHA1 hash: ef5927dfb98403bcb6e93c8abb4768d117735d83
MD5 hash: 7869cd076d6c995d18ee3df642ab13ce
humanhash: undress-avocado-magnesium-venus
File name:Capricorn Sigma.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:708'608 bytes
First seen:2020-07-21 06:11:57 UTC
Last seen:2020-07-21 07:24:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:0d9JUjU5iM8FrgPxklJLSG8T2f5tcc1fmDaOdOy1KgmqQQEBlys2hHfyRw6TBG+h:ctsUPxkPu4rcc1fmOC1GDhHyscUFh
Threatray 10'629 similar samples on MalwareBazaar
TLSH B4E43940F3F986CDDF65E6BEF41340254A613E465BE6C30E2756F7AD2A213618B03E62
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail0.721.gillonuminno.ml
Sending IP: 142.93.219.156
From: Tiderle, Zsuzsa Petra <Zsuzsa-Petra_Tiderle@uniper.energy>
Subject: Agency Appointment Zhuhai-Capricorn Sigma
Attachment: Capricorn Sigma.cab (contains "Capricorn Sigma.exe")

AgentTesla SMTP exfil server:
mail.elyosr.org:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/29686/
Detection(s):
SecuriteInfo.com.Generic.mg.7869cd076d6c995d.18351.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ac0b86bf664770295ad2de9a46edabc374040a467471a61fdac436d52e451964/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-21 06:13:08 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vqfynp3gi5ycswws32nen3nlyn2aicsgory2mh62yq3nklsfdfsa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'619 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200721-x5gbxn57qj/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads data files stored by FTP clients
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.
Threat name:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/ac0b86bf664770295ad2de9a46edabc374040a467471a61fdac436d52e451964

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

cab 2b772998e56a1331e3b9481c0ceee315fafb3dd37fce1d85b8946ba4973350ae

AgentTesla

Executable exe ac0b86bf664770295ad2de9a46edabc374040a467471a61fdac436d52e451964

(this sample)

  
Dropped by
MD5 d33aab26bd666a8f4585e3da1275936d
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/29686/
  
Dropped by
SHA256 2b772998e56a1331e3b9481c0ceee315fafb3dd37fce1d85b8946ba4973350ae

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