MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b43c6d39786d49c8b69dffd9fd8d1dd14e8aa1b90933c4363e02929312d89356. 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: b43c6d39786d49c8b69dffd9fd8d1dd14e8aa1b90933c4363e02929312d89356
SHA3-384 hash: c55dc7ff0158e09e4ea524a31f9b62a394f33fabd3d4000c2612961ba962496073fa1bf1c88d2d19e30d47998c424549
SHA1 hash: f2473e93176c5b5ef4d52c9f92ad519db717c0df
MD5 hash: 35fa36c5855f484dd9d442ebf0b27917
humanhash: fix-pluto-berlin-delta
File name:Paid Copies of Invoices TAS8459.mtc102.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:615'936 bytes
First seen:2020-06-08 05:55:05 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:dWbw7WDrccjifq1pgN/NEAW9VWzK9Ah0wbn1/Kny1apIcrypzxPSpA/3f6gLNx/m:dW4SE7EQu9CDtKn0nX6pA/3f6gXDb
Threatray 10'654 similar samples on MalwareBazaar
TLSH F4D48DA771F0531EE2DE18B792B131197E253ECBD352F4AA5B8433AE29706466C3132D
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail0.577.zizospanltd.casa
Sending IP: 68.183.92.251
From: Turunen Alla <turu@sino-shipping.com>
Subject: Re: Paid Copies of Invoices TAS8459
Attachment: Paid Copies of Invoices TAS8459.mtc102.pdf.zip (contains "Paid Copies of Invoices TAS8459.mtc102.pdf.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
69
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.GenericKDZ.67676.4901.29257.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-08 05:57:04 UTC
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wq6g2olynve4rnu577m73di52fhivinzbez4inr6akjjgewysnla._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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9ff5b2b97a5851e64863eb11299ebb8f096d08a3ea8730fa4db49fba2e770d3d
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c20f6ecb4af7977e715fbe9d26e1c15b0b82f784b3591286d666b940b1bc5d8c
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+ 10'644 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-halpdq7lge/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
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 d5cdeddf3e42347a83bdea119c3523e0165dbd17c1bf896df72e2d4b957825aa

AgentTesla

Executable exe b43c6d39786d49c8b69dffd9fd8d1dd14e8aa1b90933c4363e02929312d89356

(this sample)

  
Dropped by
MD5 c2afe173cc43639f6bee3e1b56c80477
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d5cdeddf3e42347a83bdea119c3523e0165dbd17c1bf896df72e2d4b957825aa

Comments