MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dd22ddd3720b67b66c945d706c20a70b839499521bf4beb84626c500623975cc. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dd22ddd3720b67b66c945d706c20a70b839499521bf4beb84626c500623975cc
SHA3-384 hash: f8e0a17b8ea060b843fc78d131d61c0719b4b7cc5ed6b33c4a48258962fb6cafec1050844815c40ca4ae958ef9ce7668
SHA1 hash: af4112f4923b9e19e2b751aff7b119fe51531949
MD5 hash: 7d0155de562c8a3dd9bd70b3deaf1ce9
humanhash: happy-double-double-five
File name:Export10032885_Mahler-Besse_8_7_2020_1245.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:889'344 bytes
First seen:2020-08-07 13:12:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:iJ9LQnOHH1tZQ7kol26FgUG6aY8gAtese:iJ2q1tZQAQtxAtese
TLSH 7E15B428BB8D6D15D53D10318CBF9A9126F1BE473E41F61F168533C8EE3E6876AC604A
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.inclusion-souken.com
Sending IP: 150.95.183.80
From: Elise VILLE <e.ville@cnode.io>
Subject: Emailing:Request_XeroxScan0007, XeroxScan0002, XeroxScan0003
Attachment: Export10032885_Mahler-Besse_8_7_2020_1245.rar (contains "Export10032885_Mahler-Besse_8_7_2020_1245.exe")

AgentTesla SMTP exfil server:
mail.mologadievents.co.za:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/41628/
Detection(s):
SecuriteInfo.com.CAP_HookExKeylogger.26748.20510.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/415259
Signature
Allocates memory in foreign processes
Contains functionality to register a low level keyboard hook
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
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)
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/dd22ddd3720b67b66c945d706c20a70b839499521bf4beb84626c500623975cc/
Threat name:
ByteCode-MSIL.Hacktool.Mimikatz
Create hunting rule
Status:
Malicious
First seen:
2020-08-07 13:14:09 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  1/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3urn3u3sbnt3m3eulvygyifhbobzjgksdp2l5ocge3cqayrzoxga._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer family:agenttesla
Link:
https://tria.ge/reports/200807-6chsxd8p4j/
Behaviour
AgentTesla Payload
Agenttesla family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/dd22ddd3720b67b66c945d706c20a70b839499521bf4beb84626c500623975cc

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 df0156e152e9b19513d4ba3e522bfdc768f18dcb9e8c666314090aecc335a14e

AgentTesla

Executable exe dd22ddd3720b67b66c945d706c20a70b839499521bf4beb84626c500623975cc

(this sample)

  
Dropped by
MD5 73f88fc9b7ab60b69f5e661cc2a21096
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/41628/
  
Dropped by
SHA256 df0156e152e9b19513d4ba3e522bfdc768f18dcb9e8c666314090aecc335a14e

Comments