MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8fff516d9fd0acae0f2e6809dfa1d719b1257dcd09e9378f411c8685c77a3f5. 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 3 File information Comments

SHA256 hash: a8fff516d9fd0acae0f2e6809dfa1d719b1257dcd09e9378f411c8685c77a3f5
SHA3-384 hash: 43ea5e400167ab461c3de48363c0b9b3bff96c92886148051520c4975fca9f5273babe99e62070a6b50e7d7b4b43ce96
SHA1 hash: 1383a691ac9df07f2301c3ce5f92ace27cf10ccd
MD5 hash: 03a9ca30e3f8bdf6803bc1b699dd3564
humanhash: friend-magazine-oregon-east
File name:SecuriteInfo.com.Artemis03A9CA30E3F8.31273.19745
Download: download sample
Signature AgentTesla
File size:746'496 bytes
First seen:2021-03-11 12:43:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'660 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:qUlO/0rMsODPUZRYMkzNBpbIfWSz8RGiVmgUjmvEEnAn/X/o2sJJT:dlBFOD8MVZRSgGiMFwn0
Threatray 3'516 similar samples on MalwareBazaar
TLSH 1CF4BF3039EE9028F5775F7A8ED074939ABEFB632B03D45D1891178A4B23E41DE9053A
Reporter SecuriteInfoCom
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
1
# of downloads :
209
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Artemis03A9CA30E3F8.31273.19745
Verdict:
Malicious activity
Analysis date:
2021-03-11 12:47:13 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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: Scheduled temp file as task from temp location
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 AntiVM_3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 367376 Sample: SecuriteInfo.com.Artemis03A... Startdate: 11/03/2021 Architecture: WINDOWS Score: 100 29 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->29 31 Found malware configuration 2->31 33 Multi AV Scanner detection for dropped file 2->33 35 9 other signatures 2->35 7 SecuriteInfo.com.Artemis03A9CA30E3F8.31273.exe 7 2->7         started        process3 file4 19 C:\Users\user\AppData\...\LEtmndXTvWvm.exe, PE32 7->19 dropped 21 C:\Users\...\LEtmndXTvWvm.exe:Zone.Identifier, ASCII 7->21 dropped 23 C:\Users\user\AppData\Local\...\tmpC440.tmp, XML 7->23 dropped 25 SecuriteInfo.com.A...0E3F8.31273.exe.log, ASCII 7->25 dropped 37 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->37 39 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->39 41 Injects a PE file into a foreign processes 7->41 11 SecuriteInfo.com.Artemis03A9CA30E3F8.31273.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 barclays247.com 198.54.116.236, 49739, 587 NAMECHEAP-NETUS United States 11->27 43 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->43 45 Tries to steal Mail credentials (via file access) 11->45 47 Tries to harvest and steal ftp login credentials 11->47 49 Tries to harvest and steal browser information (history, passwords, etc) 11->49 17 conhost.exe 15->17         started        signatures8 process9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-03-11 11:28:40 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger 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
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
da3a99534824255ff1ec7683cc02bb4de7086b7ac0d4b69205434638c50510b3
MD5 hash:
ca7979e7723dfb802f49395076754b11
SHA1 hash:
3143a40ad67116cba11d167dc1eaffed6fce4b07
SH256 hash:
a8fff516d9fd0acae0f2e6809dfa1d719b1257dcd09e9378f411c8685c77a3f5
MD5 hash:
03a9ca30e3f8bdf6803bc1b699dd3564
SHA1 hash:
1383a691ac9df07f2301c3ce5f92ace27cf10ccd
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: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.

Web download

AgentTesla

Executable exe a8fff516d9fd0acae0f2e6809dfa1d719b1257dcd09e9378f411c8685c77a3f5

(this sample)

  
Delivery method
Distributed via web download

Comments