MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6dfe4aff30b87552b5d9c70c88c34a3eebdf2edfbe80f5c4f77472ef26bdec3. 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 2 File information Comments

SHA256 hash: d6dfe4aff30b87552b5d9c70c88c34a3eebdf2edfbe80f5c4f77472ef26bdec3
SHA3-384 hash: b91340d046f096d69e84b193e2538132c174688aacc1eb9759fd6bc0d9bdc8a2885d1251ec627fc5a3dc6e8ac3474cce
SHA1 hash: d7b0a504d397b62f19ba5453b7e9043b9ca3db90
MD5 hash: 42fdc1ff1bb640a2ee1eec52661e50f5
humanhash: item-floor-aspen-stream
File name:HSBc20210216B1.exe
Download: download sample
Signature AgentTesla
File size:1'060'352 bytes
First seen:2021-05-31 05:58:14 UTC
Last seen:2021-06-02 20:59:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 24576:GrVgwEV8jS1B5LidkOXuCpnwRWGuwMSd2hiBao:ibEWm1BfOXuCpwRWnDSao
Threatray 6'021 similar samples on MalwareBazaar
TLSH 3335AE233691CA82C1DA9336CDEFC41447FCAA83BA62DF36B9DA33AC455275359054CD
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
3
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
HSBc20210216B1.exe
Verdict:
No threats detected
Analysis date:
2021-05-31 05:59:09 UTC
Tags:
n/a

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

Behaviour
Creating a window
DNS request
Sending a UDP request
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.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Allocates memory in foreign processes
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Modifies the hosts 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: Suspicious Process Start Without DLL
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 426872 Sample: HSBc20210216B1.exe Startdate: 31/05/2021 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->45 47 Found malware configuration 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 9 other signatures 2->51 6 HSBc20210216B1.exe 3 2->6         started        10 kprUEGC.exe 2 2->10         started        12 kprUEGC.exe 1 2->12         started        process3 file4 25 C:\Users\user\...\HSBc20210216B1.exe.log, ASCII 6->25 dropped 53 Writes to foreign memory regions 6->53 55 Allocates memory in foreign processes 6->55 57 Injects a PE file into a foreign processes 6->57 14 RegSvcs.exe 2 4 6->14         started        19 RegSvcs.exe 6->19         started        21 conhost.exe 10->21         started        23 conhost.exe 12->23         started        signatures5 process6 dnsIp7 31 us2.smtp.mailhostbox.com 208.91.198.143, 49737, 587 PUBLIC-DOMAIN-REGISTRYUS United States 14->31 27 C:\Users\user\AppData\Roaming\...\kprUEGC.exe, PE32 14->27 dropped 29 C:\Windows\System32\drivers\etc\hosts, ASCII 14->29 dropped 33 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->33 35 Tries to steal Mail credentials (via file access) 14->35 37 Tries to harvest and steal ftp login credentials 14->37 43 4 other signatures 14->43 39 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 19->39 41 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 19->41 file8 signatures9
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops file in Drivers directory
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: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 d6dfe4aff30b87552b5d9c70c88c34a3eebdf2edfbe80f5c4f77472ef26bdec3

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments