MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff3a44650dfcba5ccfa616d1311580e6e4f11eddabacf0758ed9a71f10c49bf4. 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: ff3a44650dfcba5ccfa616d1311580e6e4f11eddabacf0758ed9a71f10c49bf4
SHA3-384 hash: 435caf983f1a794c6ced0b955172935251b32205f257c3db91712e333c504e5f6188c513d75a9d08880a11fc3d5bd734
SHA1 hash: 63fb5effb8281c21e8309029c2cb727bbe919612
MD5 hash: 38ce9124ac9e7b59516b05ae89b38597
humanhash: whiskey-vermont-glucose-glucose
File name:Fatura-000900.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:518'656 bytes
First seen:2020-05-07 11:04:23 UTC
Last seen:2020-05-07 12:01:29 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:Uwi1h/ha0EkqKnH8m3E8ZJAhB0PJXLoctLpgoTL7WhjKgrR:Ul/YbJ2HD3E8ZJAj6JXLBdpb6
Threatray 10'633 similar samples on MalwareBazaar
TLSH 7BB4F148351E72BED027CA729DD0DCB0CA64B566334B637F54A3194E8ACDE82CE11DB6
Reporter abuse_ch
Tags:AgentTesla exe geo TUR


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server.elmasgrafik.com
Sending IP: 185.48.182.122
From: Maktek <satinalma@maktek.com.tr>
Reply-To: satinalma@maktek.com.tr
Subject: Fatura ödemesi
Attachment: Fatura-000900.Z (contains "Fatura-000900.exe")

AgentTesla SMTP exfil server:
smtp.ionos.mx:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VUF.19958.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-07 12:03:00 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=745eizin7s5fzt5gc3itcfma43spchw5vowpa5mo3gtr6egetp2a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'623 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-1bqxd5248n/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
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

zip 09a31b96e645522f97f5fdff26af6bf3cbb228810541cd6544a7750245288b37

AgentTesla

Executable exe ff3a44650dfcba5ccfa616d1311580e6e4f11eddabacf0758ed9a71f10c49bf4

(this sample)

  
Dropped by
MD5 089b62bc34199d7abd0deb3ee988e5d7
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 09a31b96e645522f97f5fdff26af6bf3cbb228810541cd6544a7750245288b37

Comments