MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d95da3b2e36df903e14aab07df9dfbc266028bd4d110d8607d10f06aa927cb75. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d95da3b2e36df903e14aab07df9dfbc266028bd4d110d8607d10f06aa927cb75
SHA3-384 hash: 46c2a951adf0f88ad6de87ad13f3faad7f8cddbfd15a877d40a8479c1a1a1659cfe4e86780d0e02062605063918d59d3
SHA1 hash: 9a4c8babb2b4e3b5292f2dc227fe25f8abc6b9a3
MD5 hash: 9a93aae886b13bfa86dade71e0b21846
humanhash: triple-london-fanta-sink
File name:T. HALK BANKASI A.S.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:582'656 bytes
First seen:2020-07-09 12:13:58 UTC
Last seen:Never
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:XFlailHzmY56oUydCblv/sPx3Nshlb2rDEfZ1OaTv4v:XFlaeHiYZCblv/s532ht2rM3Ofv
Threatray 10'673 similar samples on MalwareBazaar
TLSH BDC4902D21FB415CD8E5E033C6E888B269B8AD4E3E1186DE755632381DFB0F7965C09E
Reporter abuse_ch
Tags:AgentTesla exe geo Halkbank TUR


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: halkbank.com.tr
Sending IP: 103.216.126.7
From: HALKBANK.E-EKSTRE@halkbank.com.tr
Reply-To: HALKBANK.E-EKSTRE@halkbank.com.tr
Subject: T.HALK BANKASI A.S. 09.07.2020 Hesap Ekstresi
Attachment: T. HALK BANKASI A.S.zip (contains "T. HALK BANKASI A.S.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WTA.20717.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process by context flags manipulation
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d95da3b2e36df903e14aab07df9dfbc266028bd4d110d8607d10f06aa927cb75/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-09 07:53:15 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3fo2hmxdnx4qhykkvmd57hp3yjtafc6u2einqyd5cdygvkjhzn2q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'663 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger trojan stealer spyware family:agenttesla
Link:
https://tria.ge/reports/200709-am6q42r4t2/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Loads dropped DLL
Reads user/profile data of local email clients
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Executes dropped EXE
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 7aa02d07edfd0c1a75eb3f05694c8fb0955fd4c654fa1a7a97f01e736a3cccb5

AgentTesla

Executable exe d95da3b2e36df903e14aab07df9dfbc266028bd4d110d8607d10f06aa927cb75

(this sample)

  
Dropped by
MD5 6a23fcee27c15c8a5e7f6225c20d76dd
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/23749/
  
Dropped by
SHA256 7aa02d07edfd0c1a75eb3f05694c8fb0955fd4c654fa1a7a97f01e736a3cccb5

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