MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6165fac365803ffb9650ccfc5465ecfb8bad3ba2804b6451c3500059e90ad7ed. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments

SHA256 hash: 6165fac365803ffb9650ccfc5465ecfb8bad3ba2804b6451c3500059e90ad7ed
SHA3-384 hash: 59a0bad783a5009b4b00c4619309700996f3d2e530e4f5bbd69d2b16f6246c9a7e6532af00cce78b9e590d5c67f59b75
SHA1 hash: a4e95bec9fdf764513c1f372020c567873da490e
MD5 hash: 400fa972dee84221d8a950146098db31
humanhash: burger-spaghetti-failed-beer
File name:urgent PO.exe
Download: download sample
Signature AgentTesla
File size:278'291 bytes
First seen:2021-05-31 13:22:01 UTC
Last seen:2021-05-31 14:15:49 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 6144:8Qq+ZYNEsdmhUqZg9BMk2pm5e2knbfqNngfkGaO8+hjpbN7qy47HR3Gp:TyAnZg9ak2t2PngfBe+hjDaHR3Gp
Threatray 6'741 similar samples on MalwareBazaar
TLSH AB44227E4BD190B6E96247738C37AB65D2BC53102223852F87690F7A2F651C3CB630B6
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
213
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
urgent PO.exe
Verdict:
Malicious activity
Analysis date:
2021-05-31 13:22:44 UTC
Tags:
installer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Creating a file in the %AppData% subdirectories
Sending a UDP request
Launching a process
Creating a window
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: MSBuild connects to smtp port
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 427128 Sample: urgent PO.exe Startdate: 31/05/2021 Architecture: WINDOWS Score: 100 28 Found malware configuration 2->28 30 Multi AV Scanner detection for submitted file 2->30 32 Yara detected AgentTesla 2->32 34 4 other signatures 2->34 6 ipedvjb.exe 17 2->6         started        10 urgent PO.exe 1 21 2->10         started        12 ipedvjb.exe 15 2->12         started        process3 file4 20 C:\Users\user\AppData\Local\...\System.dll, PE32 6->20 dropped 36 Multi AV Scanner detection for dropped file 6->36 38 Machine Learning detection for dropped file 6->38 40 Writes to foreign memory regions 6->40 14 MSBuild.exe 2 6->14         started        22 C:\Users\user\AppData\Roaming\...\ipedvjb.exe, PE32 10->22 dropped 24 C:\Users\user\AppData\Local\...\System.dll, PE32 10->24 dropped 42 Maps a DLL or memory area into another process 10->42 18 MSBuild.exe 2 10->18         started        signatures5 process6 dnsIp7 26 us2.smtp.mailhostbox.com 208.91.199.225, 49732, 587 PUBLIC-DOMAIN-REGISTRYUS United States 14->26 44 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->44 46 Tries to steal Mail credentials (via file access) 14->46 48 Tries to harvest and steal ftp login credentials 14->48 50 Tries to harvest and steal browser information (history, passwords, etc) 14->50 52 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->52 54 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 18->54 signatures8
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-05-31 10:52:13 UTC
AV detection:
16 of 28 (57.14%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


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

Malspam

AgentTesla

Executable exe 6165fac365803ffb9650ccfc5465ecfb8bad3ba2804b6451c3500059e90ad7ed

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments