MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98a0f70bad8b8d6877acaa0ae9d7e70127126e815db3ac71ae3492309114b6be. 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 4 File information Comments

SHA256 hash: 98a0f70bad8b8d6877acaa0ae9d7e70127126e815db3ac71ae3492309114b6be
SHA3-384 hash: a13eb1ea0ed0c76ece785a70c9ecb06a42498007f91e7acff330d638c1202d7e2c121289aa111d279b5bf98a68de89ec
SHA1 hash: 47622fc750c6c7c66c5ebdca66df8828585f8945
MD5 hash: eef493591f19e528c080282c96fa823b
humanhash: april-oklahoma-utah-quebec
File name:eef493591f19e528c080282c96fa823b.exe
Download: download sample
Signature AgentTesla
File size:24'064 bytes
First seen:2021-04-21 13:46:43 UTC
Last seen:2021-04-21 15:00:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'660 x AgentTesla, 19'470 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 384:Gv3tIEdGveddDoedKf8PJdO3ilPFSi7AtmLpomLYlzxHyzL3MLUJflELUJflB1fM:ydGverDoeQkPr0ip375+mLYlRCjMGflo
Threatray 4'121 similar samples on MalwareBazaar
TLSH A6B2B5D56BD840E9D53CF6398062246D33F060B735EDCA6B59C822D3185E7897AC0EAF
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
binatonezx.cf:587

Intelligence


File Origin
# of uploads :
2
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS 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
Creating a window
Using the Windows Management Instrumentation requests
Sending a UDP request
Sending an HTTP GET request to an infection source
Changing the hosts file
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.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Found malware configuration
Hides threads from debuggers
Injects a PE file into a foreign processes
Machine Learning detection for sample
Modifies the hosts 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)
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 dnsIp2 2 Behavior Graph ID: 394470 Sample: ObvlseILMV.exe Startdate: 21/04/2021 Architecture: WINDOWS Score: 100 32 binatonezx.cf 2->32 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Found malware configuration 2->38 40 Yara detected AgentTesla 2->40 42 2 other signatures 2->42 8 ObvlseILMV.exe 15 4 2->8         started        12 WerFault.exe 2->12         started        signatures3 process4 dnsIp5 34 mmwrlridbhmibnr.ml 104.21.86.143, 49731, 80 CLOUDFLARENETUS United States 8->34 44 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->44 46 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->46 48 Hides threads from debuggers 8->48 50 Injects a PE file into a foreign processes 8->50 14 ObvlseILMV.exe 2 8->14         started        18 cmd.exe 1 8->18         started        20 ObvlseILMV.exe 8->20         started        22 ObvlseILMV.exe 8->22         started        24 ObvlseILMV.exe 12->24 injected signatures6 process7 file8 30 C:\Windows\System32\drivers\etc\hosts, ASCII 14->30 dropped 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->52 54 Tries to steal Mail credentials (via file access) 14->54 56 Tries to harvest and steal ftp login credentials 14->56 58 2 other signatures 14->58 26 conhost.exe 18->26         started        28 timeout.exe 1 18->28         started        signatures9 process10
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-04-21 14:10:40 UTC
AV detection:
12 of 29 (41.38%)
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 behavior: GetForegroundWindowSpam
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
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
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 98a0f70bad8b8d6877acaa0ae9d7e70127126e815db3ac71ae3492309114b6be

(this sample)

  
Delivery method
Distributed via web download

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