MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf292d2bf8d7ebb9d2f0d39bfdc77a0de8bda0fd929fabf4ba0c86c0e63b842d. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf292d2bf8d7ebb9d2f0d39bfdc77a0de8bda0fd929fabf4ba0c86c0e63b842d
SHA3-384 hash: 579c9787df0f5e9f07aba65e43063a34f1a261e9d49983a06c51d1e49332c6f1921be9db6a6a5486bd58f86d098125a3
SHA1 hash: 9e82c30247dac7483ed435726e1a04e9825b3e3e
MD5 hash: f57e2a1b038c53987a1b2be43560e04d
humanhash: victor-coffee-harry-mars
File name:Executed Sale and Purchase contract.doc
Download: download sample
Signature AgentTesla
Create hunting rule
File size:19'214 bytes
First seen:2020-08-12 15:25:50 UTC
Last seen:Never
File type:Word file doc
MIME type:application/vnd.openxmlformats-officedocument.wordprocessingml.document
ssdeep 384:/imtnhds+H/Yw3Y6VtC78OKxQvKENDVi1pLbNH/D:/LPpHe6VG8JiNNhi1FNfD
TLSH BD82C076C4447532EEA281B9A0A811E0F18C5712F707F9EE9C55B2CD96046CB2BD2DAB
Reporter abuse_ch
Tags:AgentTesla doc


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: rdns0.kiuont.xyz
Sending IP: 104.131.93.244
From: Micheal Weber <office@kiuont.xyz>
Reply-To: Micheal Weber <mweber@weberandfabiiyan.com>
Subject: Re: Property details and Contract
Attachment: Executed Sale and Purchase contract.doc

AgentTesla payload URL:
https://mrmotos.pt/vivo/nna.exe

AgentTesla SMTP exfil server:
mail.bryant-solicitors.co.uk:587

AgentTesla SMTP exfil email address:
alex@bryant-solicitors.co.uk

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.DOCXRSTRGOOD.WIN32_PROCESS.200408.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXRSTRGOOD.WINMGMTS
Create hunting rule

TwinWave.EvilDoc.DOCXRSTRGOOD.WIN32_PROCESS.200402.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Using the Windows Management Instrumentation requests
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
DNS request
Sending a custom TCP request
Bypassing of proactive protection methods using Windows Management Instrumentation (WMI)
Launching a process by exploiting the app vulnerability
Result
Threat name:
Unknown
Detection:
malicious
Classification:
expl
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/423054
Signature
Compiles downloader code with a AMSI bypass
Creates processes via WMI
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Suspicious Csc.exe Source File Folder
Suspicious powershell command line found
Very long command line found
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 263970 Sample: Executed Sale and Purchase ... Startdate: 13/08/2020 Architecture: WINDOWS Score: 68 33 Sigma detected: Dot net compiler compiles file from suspicious location 2->33 35 Suspicious powershell command line found 2->35 37 Very long command line found 2->37 39 2 other signatures 2->39 7 powershell.exe 14 27 2->7         started        12 WINWORD.EXE 46 43 2->12         started        process3 dnsIp4 31 mrmotos.pt 185.99.234.10, 443, 49713 MEO-EMPRESASPT Portugal 7->31 25 C:\Users\user\AppData\...\hury4aut.cmdline, UTF-8 7->25 dropped 27 C:\Users\user\AppData\Local\...\hury4aut.0.cs, UTF-8 7->27 dropped 41 Compiles downloader code with a AMSI bypass 7->41 14 csc.exe 3 7->14         started        17 MpCmdRun.exe 1 7->17         started        19 conhost.exe 7->19         started        file5 signatures6 process7 file8 29 C:\Users\user\AppData\Local\...\hury4aut.dll, PE32 14->29 dropped 21 cvtres.exe 1 14->21         started        23 conhost.exe 17->23         started        process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bf292d2bf8d7ebb9d2f0d39bfdc77a0de8bda0fd929fabf4ba0c86c0e63b842d/
Threat name:
Script-Macro.Trojan.SAgent
Create hunting rule
Status:
Malicious
First seen:
2020-08-12 15:27:05 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x4us2k7y27v3tuxq2on73r32bxul3ih5skp2x5f2bsdmbzr3qqwq._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Link:
https://tria.ge/reports/200812-291fpnj6z6/
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Office loads VBA resources, possible macro or embedded object present
Drops file in System32 directory
Blacklisted process makes network request
Process spawned unexpected child process
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
NJRat
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bf292d2bf8d7ebb9d2f0d39bfdc77a0de8bda0fd929fabf4ba0c86c0e63b842d

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:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Word file doc bf292d2bf8d7ebb9d2f0d39bfdc77a0de8bda0fd929fabf4ba0c86c0e63b842d

(this sample)

AgentTesla

Executable exe 7d00562a448b79a2caf497b33b4b00e78f3ffda5c8726cabfa1f100784d21304

  
URLhaus
https://urlhaus.abuse.ch/url/430508/
  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 7d00562a448b79a2caf497b33b4b00e78f3ffda5c8726cabfa1f100784d21304
  
Dropping
MD5 40950f3f5c788c564243b11e97ebb6c1

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