MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 89f7219c6aed63932df5feb7a41fb92f3ef7ef2885b9508a612d59644792ccb1. 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: 89f7219c6aed63932df5feb7a41fb92f3ef7ef2885b9508a612d59644792ccb1
SHA3-384 hash: 3b95608943520bd8aac4d0f951e09a9fbf7055d71fe999525a2325e2904cae8a4704d2d7cc071d20ace293168cbe8d19
SHA1 hash: 5ceb9035f2d193f57e352e6e498af8678986e3f0
MD5 hash: eff0ec7c5d17e15247ecd82d0d5146d7
humanhash: purple-romeo-uranus-tango
File name:eff0ec7c5d17e15247ecd82d0d5146d7.exe
Download: download sample
Signature AgentTesla
File size:791'552 bytes
First seen:2020-12-03 07:55:25 UTC
Last seen:2020-12-03 10:26:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'638 x Formbook, 12'244 x SnakeKeylogger)
ssdeep 12288:uunKELf6kWhJ2YLa2i8eYxHudHj942QgWwkgcFaOgyc+mzdl:VXSk6LLa2veYxHKD94ngWwkPFLbmzd
Threatray 1'636 similar samples on MalwareBazaar
TLSH 4EF4027172A47FA5E6B84FF8A06039440FF4716B5631D28CACC620CB72E77059E91EA7
Reporter abuse_ch
Tags:AgentTesla exe Telegram

Intelligence


File Origin
# of uploads :
2
# of downloads :
137
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
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.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Binary contains a suspicious time stamp
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
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
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
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 326286 Sample: vRxjW4KH4o.exe Startdate: 03/12/2020 Architecture: WINDOWS Score: 100 26 g.msn.com 2->26 34 Sigma detected: Scheduled temp file as task from temp location 2->34 36 Yara detected AgentTesla 2->36 38 .NET source code contains potential unpacker 2->38 40 7 other signatures 2->40 8 vRxjW4KH4o.exe 6 2->8         started        signatures3 process4 file5 20 C:\Users\user\AppData\...\AUurYXiKXdPJ.exe, PE32 8->20 dropped 22 C:\Users\user\AppData\Local\...\tmpB140.tmp, XML 8->22 dropped 24 C:\Users\user\AppData\...\vRxjW4KH4o.exe.log, ASCII 8->24 dropped 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->42 44 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->44 46 Injects a PE file into a foreign processes 8->46 12 vRxjW4KH4o.exe 15 6 8->12         started        16 schtasks.exe 1 8->16         started        signatures6 process7 dnsIp8 28 api.telegram.org 149.154.167.220, 443, 49757 TELEGRAMRU United Kingdom 12->28 30 elb097307-934924932.us-east-1.elb.amazonaws.com 50.19.252.36, 443, 49756 AMAZON-AESUS United States 12->30 32 2 other IPs or domains 12->32 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->48 50 Tries to steal Mail credentials (via file access) 12->50 52 Tries to harvest and steal ftp login credentials 12->52 54 2 other signatures 12->54 18 conhost.exe 16->18         started        signatures9 process10
Threat name:
ByteCode-MSIL.Trojan.MassLogger
Status:
Malicious
First seen:
2020-12-03 07:56:06 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 SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
89f7219c6aed63932df5feb7a41fb92f3ef7ef2885b9508a612d59644792ccb1
MD5 hash:
eff0ec7c5d17e15247ecd82d0d5146d7
SHA1 hash:
5ceb9035f2d193f57e352e6e498af8678986e3f0
SH256 hash:
9538bb0f9f2248fb68e73132da5a5b89ce374979fe3d7a37adb93066a0f4f6d2
MD5 hash:
2d88d121598129ebe88ace7cb5cc9d26
SHA1 hash:
1f615b51377bab64b023a8b3d3b6669f955035d0
SH256 hash:
c88a66cbf00b12c88e2b970b8bc220e970e8465e56098ced24e97d42be901b94
MD5 hash:
a60401dc02ff4f3250a749965097e13f
SHA1 hash:
3f22d28fd765f831084cb972a8bd071e421c26a1
SH256 hash:
1936dc085827323b2adb54aac585dfa49db8eb196a2b552114443cc25ed4f6bb
MD5 hash:
2b61a23382bf580833e0b455255e47eb
SHA1 hash:
534a88bed376e795afa75f47bdb5a150f1d7caf0
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: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 89f7219c6aed63932df5feb7a41fb92f3ef7ef2885b9508a612d59644792ccb1

(this sample)

  
Delivery method
Distributed via web download

Comments