MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b2c7ef4cf7315a1bf510c073a7bd50bbc16a371b5e624479a2333b840f72e93. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments

SHA256 hash: 3b2c7ef4cf7315a1bf510c073a7bd50bbc16a371b5e624479a2333b840f72e93
SHA3-384 hash: de00c0786e674f4e0657c42c408b116af123882abf538487cc9e8dea6717d975a86b71dbcb9e2b26cafa6763f8a742a8
SHA1 hash: 3237ca2d142a3c4a0e87bca096bcca738d9601a2
MD5 hash: 03080711e2952cde2c9fd19d133a939e
humanhash: muppet-lion-fix-east
File name:New_Order_PO#960780_MT_Quote.exe
Download: download sample
Signature AgentTesla
File size:484'864 bytes
First seen:2021-10-18 20:53:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:0cDOfRGBbVigs7rC99j5jMhTvsgSvOgdELGa:0c6QAVkfOsgOOLR
Threatray 12'893 similar samples on MalwareBazaar
TLSH T1D3A4E0267265CE11C0A153BAC8BE905707BEBC174422E24A3EE97EDB39397C34415E8F
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
266
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
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:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Found malware configuration
Initial sample is a PE file and has a suspicious name
Moves itself to temp directory
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: Powershell Defender Exclusion
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 505099 Sample: New_Order_PO#960780_MT_Quote.exe Startdate: 18/10/2021 Architecture: WINDOWS Score: 100 29 webmail.karanex.com 2->29 31 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->31 33 Found malware configuration 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 6 other signatures 2->37 8 New_Order_PO#960780_MT_Quote.exe 7 2->8         started        signatures3 process4 file5 25 C:\...25ew_Order_PO#960780_MT_Quote.exe.log, ASCII 8->25 dropped 27 C:\Users\user\AppData\...\RULEhjpmww.exe, PE32 8->27 dropped 39 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->39 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->41 43 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->43 45 2 other signatures 8->45 12 New_Order_PO#960780_MT_Quote.exe 2 8->12         started        15 powershell.exe 25 8->15         started        17 schtasks.exe 1 8->17         started        19 New_Order_PO#960780_MT_Quote.exe 8->19         started        signatures6 process7 signatures8 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->47 49 Moves itself to temp directory 12->49 51 Tries to steal Mail credentials (via file access) 12->51 53 2 other signatures 12->53 21 conhost.exe 15->21         started        23 conhost.exe 17->23         started        process9
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-10-18 19:24:43 UTC
AV detection:
13 of 45 (28.89%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection evasion keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
AgentTesla
Unpacked files
SH256 hash:
f865df6f8e9fd269eb8c3f7fae498746a2bcabf0fdd1b1f307e20b6daf96ecee
MD5 hash:
dd922c5ec38a3a4394756f899107ce2e
SHA1 hash:
b61ced4848e43fcc1cb46624b4ac22f6cd780e59
SH256 hash:
7b4ba24781e21b310e2749bc2f7a80b9670a4198a54d26e42079a6a1c1be6ae7
MD5 hash:
7b77d210bf6b00fd8ee8187198852052
SHA1 hash:
7f78d6294a269349fc9a49ad3c8ccb3c3d2665b4
SH256 hash:
b9a92427a3ecbcdb457f9c96c6792904fca7890ca40d77c577dce45b3cf3bec2
MD5 hash:
6c15e6fc3d9aba9047a85b59c69438b4
SHA1 hash:
02bda254eb6e187a79ff802f7f55e3df45097d1d
SH256 hash:
3b2c7ef4cf7315a1bf510c073a7bd50bbc16a371b5e624479a2333b840f72e93
MD5 hash:
03080711e2952cde2c9fd19d133a939e
SHA1 hash:
3237ca2d142a3c4a0e87bca096bcca738d9601a2
Malware family:
Agent Tesla v3
Verdict:
Malicious
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:pe_imphash
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Malspam

AgentTesla

Executable exe 3b2c7ef4cf7315a1bf510c073a7bd50bbc16a371b5e624479a2333b840f72e93

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment

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