MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c9be9fdc9eb2f71aa5d3dd70d156d873b4d753cd462c276414263f063f43f555. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c9be9fdc9eb2f71aa5d3dd70d156d873b4d753cd462c276414263f063f43f555
SHA3-384 hash: b01bb1e8266a0855232ef4cbf9cd212b75d82a2a2b35923039720b03a23f969fe7b9f7a184262c0d305fc820b639b77a
SHA1 hash: 4944ba9a5c091a97f4217c344b5842948e1f1fd5
MD5 hash: 2522bcbcbd9fc74e6c1afb813181aae9
humanhash: william-winter-steak-sweet
File name:2522bcbcbd9fc74e6c1afb813181aae9.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:589'312 bytes
First seen:2020-11-19 09:27:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:UoIXC8vJa0K4FidXMZn3lzFbAOpSECDhNC0bZvfdU5KYKha9oT:TIXjvJaSFcMFV9RSjhffa5KYKha
Threatray 1'402 similar samples on MalwareBazaar
TLSH C0C423C553DCC7EEF7AA5A73E821548D46EFA2CBB905DB198E04869FA383F057211870
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
143
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
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
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/542624
Signature
Found malware configuration
Machine Learning detection for sample
Maps a DLL or memory area into another process
May check the online IP address of the machine
Multi AV Scanner detection for submitted 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)
Sigma detected: RegAsm connects to smtp port
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 320409 Sample: Vd58qg0dhp.exe Startdate: 19/11/2020 Architecture: WINDOWS Score: 100 33 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->33 35 Found malware configuration 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 4 other signatures 2->39 7 Vd58qg0dhp.exe 1 2->7         started        process3 signatures4 41 Maps a DLL or memory area into another process 7->41 10 Vd58qg0dhp.exe 7->10         started        13 RegAsm.exe 2 7->13         started        process5 signatures6 43 Writes to foreign memory regions 10->43 45 Maps a DLL or memory area into another process 10->45 15 RegAsm.exe 15 2 10->15         started        47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 13->47 49 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 13->49 process7 dnsIp8 19 us2.smtp.mailhostbox.com 208.91.199.223, 49754, 587 PUBLIC-DOMAIN-REGISTRYUS United States 15->19 21 elb097307-934924932.us-east-1.elb.amazonaws.com 54.204.14.42, 443, 49753 AMAZON-AESUS United States 15->21 23 2 other IPs or domains 15->23 25 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->25 27 Tries to steal Mail credentials (via file access) 15->27 29 Tries to harvest and steal ftp login credentials 15->29 31 Tries to harvest and steal browser information (history, passwords, etc) 15->31 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c9be9fdc9eb2f71aa5d3dd70d156d873b4d753cd462c276414263f063f43f555/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-11-19 00:58:46 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zg7j7xe6wl3rvjot3vyncvwyoo2nou6niywcozauey7qmp2d6vkq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 1'392 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201119-rncqaggzwn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
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:
c9be9fdc9eb2f71aa5d3dd70d156d873b4d753cd462c276414263f063f43f555
MD5 hash:
2522bcbcbd9fc74e6c1afb813181aae9
SHA1 hash:
4944ba9a5c091a97f4217c344b5842948e1f1fd5
Link:
https://www.unpac.me/results/cba6557d-4152-48d3-ba0b-1a01fc24c60d/
SH256 hash:
fda27325ebaf0af40055f7b311be221964a6f93a93560d6169997abb9828dd01
MD5 hash:
ae94e641890c26fefce73ed0b1def7a3
SHA1 hash:
66c3d3ea071e4e8fc6408c55301550b13c5d3481
Link:
https://www.unpac.me/results/cba6557d-4152-48d3-ba0b-1a01fc24c60d/
SH256 hash:
8b5fb7ef31ae9ce0af222d50f0a127fe5545dfd8b31ef1e3099ee2d675f368bd
MD5 hash:
9541701a65643632b2aaf4fbc8885f2e
SHA1 hash:
810d874377bb9134c8e1aac516f54483d2881115
Link:
https://www.unpac.me/results/cba6557d-4152-48d3-ba0b-1a01fc24c60d/
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
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:win_agent_tesla_v1
Create hunting rule
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 c9be9fdc9eb2f71aa5d3dd70d156d873b4d753cd462c276414263f063f43f555

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/831965/
  
Delivery method
Distributed via web download

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