MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2072f0b2c243a19d26b7e007782f2e3734710c93cc9dfc285b0d5b7097ea5a0. 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: 9


Intelligence 9 IOCs YARA File information Comments 1

SHA256 hash: b2072f0b2c243a19d26b7e007782f2e3734710c93cc9dfc285b0d5b7097ea5a0
SHA3-384 hash: a351ff56e52365d855d1c2b8f399a442f77ae98becf119505159e1f0a34ec7fbc94ecedd38229a0cf353ce98544e8e30
SHA1 hash: 155db7e09c7ff45e0a66aa527a131b8f253700ee
MD5 hash: ca55252c633602c2cf21abdbc1f486bf
humanhash: robert-cat-angel-charlie
File name:Product_Samples.exe
Download: download sample
Signature AgentTesla
File size:749'568 bytes
First seen:2021-05-03 06:10:24 UTC
Last seen:2021-05-03 07:02:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:1UpaohDjUGEVcu3VIAu3latU+nK9R2PoQQ7SSLI2mxOM:IhDQGb+VIAs+62gQQfL2xO
Threatray 4'449 similar samples on MalwareBazaar
TLSH 51F4123273EDAF16DA3EABF900B0511057F5B45AEB37E70E7EA410EC1065E854262B27
Reporter lowmal3
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
2
# of downloads :
116
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
UNKNOWN
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:
troj.adwa.evad
Score:
100 / 100
Signature
Adds a directory exclusion to Windows Defender
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the hosts file
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 402479 Sample: Product_Samples.exe Startdate: 03/05/2021 Architecture: WINDOWS Score: 100 69 Found malware configuration 2->69 71 Multi AV Scanner detection for dropped file 2->71 73 Sigma detected: Scheduled temp file as task from temp location 2->73 75 6 other signatures 2->75 7 Product_Samples.exe 7 2->7         started        11 gqxRqe.exe 2->11         started        13 gqxRqe.exe 2->13         started        process3 file4 51 C:\Users\user\AppData\Roaming\vBOUFspEH.exe, PE32 7->51 dropped 53 C:\Users\...\vBOUFspEH.exe:Zone.Identifier, ASCII 7->53 dropped 55 C:\Users\user\AppData\Local\...\tmp7471.tmp, XML 7->55 dropped 57 C:\Users\user\...\Product_Samples.exe.log, ASCII 7->57 dropped 77 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->77 79 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->79 81 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->81 83 Uses schtasks.exe or at.exe to add and modify task schedules 7->83 15 Product_Samples.exe 7->15         started        19 powershell.exe 21 7->19         started        21 powershell.exe 23 7->21         started        31 2 other processes 7->31 85 Multi AV Scanner detection for dropped file 11->85 87 Machine Learning detection for dropped file 11->87 89 Adds a directory exclusion to Windows Defender 11->89 23 powershell.exe 11->23         started        25 schtasks.exe 11->25         started        27 powershell.exe 11->27         started        33 2 other processes 11->33 91 Injects a PE file into a foreign processes 13->91 29 powershell.exe 13->29         started        signatures5 process6 file7 59 C:\Users\user\AppData\Roaming\...\gqxRqe.exe, PE32 15->59 dropped 61 C:\Windows\System32\drivers\etc\hosts, ASCII 15->61 dropped 63 C:\Users\user\...\gqxRqe.exe:Zone.Identifier, ASCII 15->63 dropped 65 Modifies the hosts file 15->65 67 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->67 35 conhost.exe 19->35         started        37 conhost.exe 21->37         started        39 conhost.exe 23->39         started        41 conhost.exe 25->41         started        43 conhost.exe 27->43         started        45 conhost.exe 29->45         started        47 conhost.exe 31->47         started        49 conhost.exe 31->49         started        signatures8 process9
Threat name:
ByteCode-MSIL.Trojan.Pwsx
Status:
Malicious
First seen:
2021-05-03 06:11:19 UTC
AV detection:
10 of 47 (21.28%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Maps connected drives based on registry
Checks BIOS information in registry
Drops file in Drivers directory
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
AgentTesla
Unpacked files
SH256 hash:
bdf79e57b5574f9bafb56f6d0592f5ee429df7eb0ad536fbdb4f2956aae36f87
MD5 hash:
826b29e2a141b055a5491c9d7dc6eea7
SHA1 hash:
af4201362b8603bf7e4b6e2ead1cfb610dd7c0a9
SH256 hash:
b2072f0b2c243a19d26b7e007782f2e3734710c93cc9dfc285b0d5b7097ea5a0
MD5 hash:
ca55252c633602c2cf21abdbc1f486bf
SHA1 hash:
155db7e09c7ff45e0a66aa527a131b8f253700ee
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Malspam

AgentTesla

Executable exe b2072f0b2c243a19d26b7e007782f2e3734710c93cc9dfc285b0d5b7097ea5a0

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments



Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-03 07:14:11 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0009.029] Anti-Behavioral Analysis::Instruction Testing