MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b32f6ada2947da4bf5b17543971fb26fd3e0353734ef9270351dfe142fd1d72. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b32f6ada2947da4bf5b17543971fb26fd3e0353734ef9270351dfe142fd1d72
SHA3-384 hash: f6d64cc84dff3611136c4c4c7278c35584843ecb05364bb17d53ead8afcbd9b50d40779ed35003844eab29e64f4615d1
SHA1 hash: 17484679fae49aeb796c3c344e41fddf6c7acfa9
MD5 hash: c2e3811c9bb6a00a0f4dc12741756453
humanhash: pasta-delta-kentucky-romeo
File name:590137.xls
Download: download sample
Signature AgentTesla
Create hunting rule
File size:312'832 bytes
First seen:2020-10-16 10:55:59 UTC
Last seen:Never
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 6144:dk3hOdsylKlgryzc4bNhZF+E+W2kn1PJVbTc0i+VLvuD+ktU5ljqv2tyl0dJdpap:81Q+mOxbtyaPdpC0ccnXw
TLSH 29641293B6D9D506DE2727301CEB48845712FC669EB7939AB211FB1C1FB36D0521223B
Reporter abuse_ch
Tags:AgentTesla xls


Avatar
abuse_ch
Malspam distributing unidentified malware:

From: Kaylee Daniels <kaylee.daniels@drdlr.gov.za>
Subject: HelpDesk [Ticket ID: 590137]
Attachment: 590137.xls

Unknown payload URL:
http://weeshoppi.com/wp-includes/ID3/z/59010.jpg

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Using the Windows Management Instrumentation requests
Bypassing of proactive protection methods using Windows Management Instrumentation (WMI)
Launching a process by exploiting the app vulnerability
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
evad.troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/493472
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Creates an autostart registry key pointing to binary in C:\Windows
Creates processes via WMI
Downloads files with wrong headers with respect to MIME Content-Type
Drops PE files to the user root directory
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Powershell drops PE file
Sigma detected: Executables Started in Suspicious Folder
Sigma detected: Execution in Non-Executable Folder
Sigma detected: Suspicious Program Location Process Starts
Suspicious powershell command line found
Tries to detect virtualization through RDTSC time measurements
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 299165 Sample: 590137.xls Startdate: 16/10/2020 Architecture: WINDOWS Score: 100 46 Antivirus detection for URL or domain 2->46 48 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->48 50 Yara detected AgentTesla 2->50 52 10 other signatures 2->52 8 powershell.exe 14 21 2->8         started        13 pcalua.exe 1 2->13         started        15 EXCEL.EXE 31 23 2->15         started        17 pcalua.exe 1 1 2->17         started        process3 dnsIp4 44 weeshoppi.com 207.180.212.51, 49728, 80 CONTABODE Germany 8->44 42 C:\Users\Public\Documents\dskpqhd.exe, PE32 8->42 dropped 62 Powershell drops PE file 8->62 19 dskpqhd.exe 8 8->19         started        23 conhost.exe 8->23         started        25 uobdsg.exe 3 13->25         started        file5 signatures6 process7 file8 36 C:\Users\user\uobdsg.exe, PE32 19->36 dropped 38 C:\Users\user\AppData\Local\Temp\...\Fdf.dll, PE32 19->38 dropped 40 C:\Users\user\AppData\...\InstallUtil.exe, PE32 19->40 dropped 54 Multi AV Scanner detection for dropped file 19->54 56 Machine Learning detection for dropped file 19->56 58 Drops PE files to the user root directory 19->58 27 cmd.exe 1 19->27         started        29 uobdsg.exe 2 19->29         started        60 Tries to detect virtualization through RDTSC time measurements 25->60 signatures9 process10 process11 31 reg.exe 1 1 27->31         started        34 conhost.exe 27->34         started        signatures12 64 Creates an autostart registry key pointing to binary in C:\Windows 31->64
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2b32f6ada2947da4bf5b17543971fb26fd3e0353734ef9270351dfe142fd1d72/
Threat name:
Script-Macro.Trojan.Bluteal
Create hunting rule
Status:
Malicious
First seen:
2020-10-16 10:57:04 UTC
AV detection:
17 of 29 (58.62%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence
Link:
https://tria.ge/reports/201016-66yjplae8s/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Office loads VBA resources, possible macro or embedded object present
Drops file in System32 directory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Blacklisted process makes network request
Executes dropped EXE
Process spawned unexpected child process
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
DriveBy Activity
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/2b32f6ada2947da4bf5b17543971fb26fd3e0353734ef9270351dfe142fd1d72

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:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:PowerShell_in_Word_Doc
Create hunting rule
Author:Florian Roth
Description:Detects a powershell and bypass keyword in a Word document
Reference:Internal Research - ME
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:UAC_bypass_bin_mem
Create hunting rule
Author:James_inthe_box
Description:UAC bypass in files like avemaria

File information

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

Malspam

AgentTesla

Excel file xls 2b32f6ada2947da4bf5b17543971fb26fd3e0353734ef9270351dfe142fd1d72

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/698347/
  
Delivery method
Distributed via e-mail attachment

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