MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6599a4bdbadcb94a61e747a55454ed5ec2938122daece5255de039aa3820c5b5. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6599a4bdbadcb94a61e747a55454ed5ec2938122daece5255de039aa3820c5b5
SHA3-384 hash: 69cf5380fc9b6d2d50b630d676fae761f6333c6372fb1d8d93e2fe418e31935a9d11f2519dd24024786c6316f9e5cace
SHA1 hash: b715fd4259a371330c3e77c7af224b360b70fd5f
MD5 hash: cb3d05cce5867b81f644e23f1e73229c
humanhash: kentucky-sweet-alpha-fish
File name:Invoice_UD345KNG.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:468'480 bytes
First seen:2020-05-28 12:45:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:I1WK5Cs81oA0R39J03lw/4IIGXQRXtgtXqx3/5LxQOuDHtGN4w:Ls81oA0R39C3lw/F7XQRXO6x39xMHsa
Threatray 10'606 similar samples on MalwareBazaar
TLSH F5A4014132998F37E87D8BFE48A2644603F9112B3916F3DCADD6A0D75A76F844801FA7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: gki.com
Sending IP: 23.81.246.12
From: Tianyu Shi <tiansty@gki.com>
Subject: Re: NEW PRO-FORMA INVOICE
Attachment: Invoice_UD345KNG.rar (contains "Invoice_UD345KNG.exe")

AgentTesla SMTP exfil server:
vps.dochem.pw:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
76
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.gc.1469.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Agensla
Create hunting rule
Status:
Malicious
First seen:
2020-05-28 13:47:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
22 of 31 (70.97%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0f6ebc0016da851a5c48bfe7ce83697344353c84ae5ace666225f8742b30aafc
AgentTesla
1d117728ec260d80f6c6a347c4c32c965c69ff10bd4f08444fc70e82eebb1094
AgentTesla
3b41434cac030dea85082658f577f7cf7821dfc36c8e0ba8975fb915030e38db
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4e29937197e0107c240b667902d3349f05c8e1f4da590659b77045f7b6dd422e
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662df407f177b9d63dc16fe5c1068d65c8e1fbe602d05a7cae1db651179b746e
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7a7f8f5b41981d22a64654a713d5dfdfbe6cb5e0778364a594fbaee25efc5425
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bb7d7db00c98fc9b833c3da4a614e726380c6d0a8d5fe45e12ec4209ddf85806
AgentTesla
d2dbb94dedc36a45bd0f528aefae333861935729369b2136b85daa3ff77e4e0a
AgentTesla
e3bfc6f40176d8546ae975991ee2fb59980cac07fecbfb273b2a8b51b33a3713
AgentTesla
e9f0d843d20ec7dbba3f8e8e4a412d369d997b384a10762ccf02544738a39358
AgentTesla
+ 10'596 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-516vnprst6/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
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
rezer0
AgentTesla Payload
CoreEntity .NET Packer
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

rar 13001d8e9316592a0ba319cd3289b2210ede64338db27fba6ad7f97a0d747d01

AgentTesla

Executable exe 6599a4bdbadcb94a61e747a55454ed5ec2938122daece5255de039aa3820c5b5

(this sample)

  
Dropped by
MD5 97d297389d2ab21c8f20187c4f816787
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 13001d8e9316592a0ba319cd3289b2210ede64338db27fba6ad7f97a0d747d01

Comments