MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 03a7c8a4e67e6739db52502fb4babb8421059e3269610dbec749b3f0aa4a4641. 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: 8


Intelligence 8 IOCs YARA 9 File information Comments

SHA256 hash: 03a7c8a4e67e6739db52502fb4babb8421059e3269610dbec749b3f0aa4a4641
SHA3-384 hash: d5312c8bb3112369bddfde2467ac0d4aa4aab80ced8257a41ace8b28e330ab02e1c90e349ef369f51db0eef23b916a3f
SHA1 hash: 098a1181baece6a85a8269d298bd2779ed6aee96
MD5 hash: 4e45a281f9fdcdd582921f8d0c03acff
humanhash: autumn-sink-diet-colorado
File name:2uqIRyiEUI2ZQi5.exe
Download: download sample
Signature AgentTesla
File size:816'128 bytes
First seen:2020-10-27 09:14:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'632 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:/ciUQAx3PCLcZ44bHqPPBmiin98Gj5nwhKs/Vw73xjpcq2StJKvH9CM:/wQA5Ce44DoPBKzj5nwhKsO3QqIvHP
Threatray 9'450 similar samples on MalwareBazaar
TLSH 9E05DF3133642FA6F17DD37A561851008BF2F857E371D689BDB510EA09E0F848B76BA2
Reporter abuse_ch
Tags:AgentTesla DHL exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: host.kyocera-mita.com.mx
Sending IP: 69.167.165.162
From: DHL EXPRESS <alejandro.sierra@dhl.com>
Subject: Fwd: DHL Shipment Notification : 627821673
Attachment: Shipment receipt.gz (contains "2uqIRyiEUI2ZQi5.exe")

Intelligence


File Origin
# of uploads :
1
# of downloads :
84
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Found malware configuration
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 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)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-10-26 16:58:02 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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
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:AgentTesla_extracted_bin
Author:James_inthe_box
Description:AgentTesla extracted
Rule name:AgentTesla_mod_tough_bin
Author:James_inthe_box
Reference:https://app.any.run/tasks/3b5d409c-978b-4a95-a5f1-399f0216873d/
Rule name:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:agent_tesla_2019
Author:jeFF0Falltrades
Rule name:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:MALWARE_Win_AgentTeslaV2
Author:ditekSHen
Description:AgenetTesla Type 2 Keylogger payload
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
Rule name:win_agent_tesla_w1
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information


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

Malspam

AgentTesla

Executable exe 03a7c8a4e67e6739db52502fb4babb8421059e3269610dbec749b3f0aa4a4641

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments