MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ef4a31bc2a6eacd381e90d8873c55da95a1ed26ec3240d38bfec7b0a25a6e6f. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash: 8ef4a31bc2a6eacd381e90d8873c55da95a1ed26ec3240d38bfec7b0a25a6e6f
SHA3-384 hash: dbb47509692ae9f6295a703e7a798d71d172f101cd93dd38559b20b0885568a4b9401e0667ef24a4bf1744bb0fecb2a1
SHA1 hash: 5931b7390cef8493b930c54b030c658f297aebd5
MD5 hash: 72d48069e5fae3d3aebb72844cdcd2a6
humanhash: maine-harry-potato-xray
File name:72d48069e5fae3d3aebb72844cdcd2a6.exe
Download: download sample
Signature AgentTesla
File size:19'456 bytes
First seen:2021-04-24 12:02:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 384:vgTnXTnlWsBf963xRFnKkLQiKPMY2t0ZeYvH9/wdqLUJfl58FLyLUJflhjV:vgbXrwsB0xiGQbPPEpMGflQeGflT
Threatray 4'179 similar samples on MalwareBazaar
TLSH C592A2F99AAC45FAC42CF63A87E5A00E66309DF706009E2F54C4315349D6BC16AC5ABF
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
371
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
72d48069e5fae3d3aebb72844cdcd2a6.exe
Verdict:
Malicious activity
Analysis date:
2021-04-24 12:07:13 UTC
Tags:
trojan dtloader loader

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

Behaviour
DNS request
Sending an HTTP GET request
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Unauthorized injection to a recently created process
Adding an access-denied ACE
Sending a UDP request
Creating a window
Using the Windows Management Instrumentation requests
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
Contains functionality to hide a thread from the debugger
Contains functionality to register a low level keyboard hook
Found malware configuration
Hides threads from debuggers
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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)
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 397314 Sample: IF7548ueL3.exe Startdate: 24/04/2021 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 Yara detected AgentTesla 2->33 35 Machine Learning detection for sample 2->35 7 IF7548ueL3.exe 15 4 2->7         started        11 WerFault.exe 2->11         started        process3 dnsIp4 25 xwjhdjylqeypyltby.ml 172.67.176.229, 49713, 80 CLOUDFLARENETUS United States 7->25 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 Contains functionality to register a low level keyboard hook 7->41 43 3 other signatures 7->43 13 IF7548ueL3.exe 2 7->13         started        17 cmd.exe 1 7->17         started        19 IF7548ueL3.exe 11->19 injected signatures5 process6 dnsIp7 27 us2.smtp.mailhostbox.com 208.91.198.143, 49734, 587 PUBLIC-DOMAIN-REGISTRYUS United States 13->27 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->45 47 Tries to steal Mail credentials (via file access) 13->47 49 Tries to harvest and steal ftp login credentials 13->49 51 2 other signatures 13->51 21 conhost.exe 17->21         started        23 timeout.exe 1 17->23         started        signatures8 process9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-04-24 12:03:05 UTC
AV detection:
15 of 29 (51.72%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
8ef4a31bc2a6eacd381e90d8873c55da95a1ed26ec3240d38bfec7b0a25a6e6f
MD5 hash:
72d48069e5fae3d3aebb72844cdcd2a6
SHA1 hash:
5931b7390cef8493b930c54b030c658f297aebd5
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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
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 8ef4a31bc2a6eacd381e90d8873c55da95a1ed26ec3240d38bfec7b0a25a6e6f

(this sample)

  
Delivery method
Distributed via web download

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