MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 03ae223cd798671ce83cb8b8e660c06a4b9e6357ba78882ad5977e11ae8c298c. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 03ae223cd798671ce83cb8b8e660c06a4b9e6357ba78882ad5977e11ae8c298c
SHA3-384 hash: 108afdae5381972b029341a0d22b69b6c7e28e0c8e6f3a4ab3cecc4181e77ce8f1dad98338c951487f3a77bf067a9210
SHA1 hash: f9a052c8f462a09d63026cb79a933cca5633486d
MD5 hash: 5a2758b2221e48478f1eee431aaac7ac
humanhash: may-wisconsin-maine-oxygen
File name:BrandDistributionGroup_BDGRequest9606896.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:401'408 bytes
First seen:2020-05-28 05:20:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:cvv2CpV8ho2fxqVuAy1qmfAa8dXC6bWN0db0LqXh+0ySZpjGoFyMhkPoghwY8gWz:e+S4Axm4a8E6byY+0b7jnFrhkwgGgi
Threatray 10'580 similar samples on MalwareBazaar
TLSH 6684232155EE472AD88C4FB98162006417F10D6A7D1AFB9A1F42F67E3BF778002539B3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: outboundmx-05.angani.co
Sending IP: 62.12.115.74
From: Malgorzata Winolowicz <export9@angani.co>
Subject: Request for Offer Clarification
Attachment: BrandDistributionGroup_BDGRequest9606896.rar (contains "BrandDistributionGroup_BDGRequest9606896.exe")

AgentTesla SMTP exfil server:
mail.fsicibd.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.fc.4709.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-28 00:35:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
22 of 31 (70.97%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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b4e950994387c2d8dd5473be110004b50156454585ce6c72751d4e793b2bfd36
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cc8ba2c45d71bdb0e5e70207b04a1d76d388b3bbf324ecbc28c2e17921939403
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AgentTesla
+ 10'570 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-cd5anx61mx/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
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_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
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

rar 45b371bbff9c525a1e594ddb1b2658dd03906d3f45100a46cd3a3c50180a24e8

AgentTesla

Executable exe 03ae223cd798671ce83cb8b8e660c06a4b9e6357ba78882ad5977e11ae8c298c

(this sample)

  
Dropped by
MD5 6653111dbd274486e2c71199da1b8535
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 45b371bbff9c525a1e594ddb1b2658dd03906d3f45100a46cd3a3c50180a24e8

Comments