MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b069fefb0a7ec5da3848f424fa73282b4eba86101c22bcfa3f4a865057ba3d1d. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b069fefb0a7ec5da3848f424fa73282b4eba86101c22bcfa3f4a865057ba3d1d
SHA3-384 hash: 31f43e03ebcec5a0469cafe02784c4e4a568ff779670a773c0bc1b5c77aaaf8cbc4662496852252b330f37b7df77d96c
SHA1 hash: 6aefd511fba76f218a3f9e27c5153d59d7571e48
MD5 hash: 8180638266f9813bbec4767f7c089f25
humanhash: quiet-colorado-bravo-jupiter
File name:Transfer Advice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:619'520 bytes
First seen:2020-07-07 09:21:49 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 12288:Up/gFZ3R7j5uiHrUXhrBLeB/ljBqc+pmbH0:v5p8B4B/ljUrob
Threatray 10'616 similar samples on MalwareBazaar
TLSH 5BD49E0338925144EAABCEF75216D2133E39AEC75C86D11E78E53BCF1A2A74B4E54E13
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mx.tkb.pl
Sending IP: 89.161.65.153
From: Dolj frf <dolj@frf-ajf.ro>
Reply-To: railtrexc@gmail.com
Subject: RE: Transfer Advice
Attachment: Transfer Advice.zip (contains "Transfer Advice.exe")

AgentTesla FTP exfil server:
ftp.ciftci.com.tr:21

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/22142/
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b069fefb0a7ec5da3848f424fa73282b4eba86101c22bcfa3f4a865057ba3d1d/
Threat name:
ByteCode-MSIL.Backdoor.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2020-07-07 09:23:06 UTC
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wbu756ykp3c5uoci6qspu4zifnhlvbqqdqrlz6r7jkdfav52huoq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'606 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/200707-fallqyv3rs/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
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.

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 8216339dde1b1ce000aebab31688a964566975259ab854de2f2a8fba01c80238

AgentTesla

Executable exe b069fefb0a7ec5da3848f424fa73282b4eba86101c22bcfa3f4a865057ba3d1d

(this sample)

  
Dropped by
MD5 6ea84ce7b860fea7aa8e2cedb2c57b89
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/22142/
  
Dropped by
SHA256 8216339dde1b1ce000aebab31688a964566975259ab854de2f2a8fba01c80238

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