MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64f1939cbe2828095ccb96973565bebe5a2cbf3baf78aaadd2492eb654415264. 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: 64f1939cbe2828095ccb96973565bebe5a2cbf3baf78aaadd2492eb654415264
SHA3-384 hash: e842c36336e396bc55368b641dbc0a34b0584b58a62acbf622dba0647b35649cf66ca810410ea14e134b9fd5cc3bcfcb
SHA1 hash: 1690297c53df2847bef42b5bef74c2afab4204eb
MD5 hash: 738cc68cbed4ce5180c71952b86acbfe
humanhash: crazy-single-carpet-cardinal
File name:IMG 24344 NEW ORDER_PDF.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:535'040 bytes
First seen:2020-05-14 06:09:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:lqb6yiSgVL3fT5qEuQW91L7w3Rq5jjsOUBeeM6wzJ:FyiBPnu1L7wujoeeM6w
Threatray 10'683 similar samples on MalwareBazaar
TLSH 67B4DF1036BD1775E5B68BF465A1E060CBB1761A38ADD77D8DC120CE2AE1F80CA46E37
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: linuxplesk5.openhost.net.nz
Sending IP: 112.109.81.163
From: Alejandro Ferreyra <chutima@dextragroup.com>
Subject: RE: Request for Proforma Invoice
Attachment: IMG 24344 NEW ORDER_PDF.r02 (contains "IMG 24344 NEW ORDER_PDF.exe")

AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
83
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Artemis738CC68CBED4.22399.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-14 03:45:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
24 of 31 (77.42%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mtyzhhf6fauasxgls2ltkzn6xznczpz3v54kvlosjexlmvcbkjsa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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a68d6f1f8eac6e726187af10e2c6a7372696792cfd1b73eecbe4b77a874590a7
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bb0af56a4f5031be7eada30581e3c5ee3a53032de01c03281e393b950a28fc0c
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c3a7f756716669baa28db06db5721b5de960d982ebe64dc28bb3ed4a73f7dc37
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d65d472ac1f0c4dabfeba86c0c312218ccbcb612c7775edb3f85a89682471f29
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d972a00508d36f0e59218a6b46668f89c3a16093167ba175fe7a9c3078a03eb1
AgentTesla
+ 10'673 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-akybes8wdx/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
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

r02 bbb48f0541091fabaffe3d901841a0d929e2d91b1575d926a63b811d3a614152

AgentTesla

Executable exe 64f1939cbe2828095ccb96973565bebe5a2cbf3baf78aaadd2492eb654415264

(this sample)

  
Dropped by
MD5 9fe60287423ff2cbada2bd264f86db63
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 bbb48f0541091fabaffe3d901841a0d929e2d91b1575d926a63b811d3a614152

Comments