MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef4ae3267d280e27deddcafd021cf4d4ac90adab048cb271001a32a339b3b227. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef4ae3267d280e27deddcafd021cf4d4ac90adab048cb271001a32a339b3b227
SHA3-384 hash: ef3bccf4f459a57bf5ec5463b2df4da9d89b6d9932acf52c1cf16a002dc7533c65ba5d06e6836f046a62a3a756397163
SHA1 hash: 0cdeab62d10f6f511920993e72a3140acc06918f
MD5 hash: e967bc00a6534da0f0655af644e7ee6d
humanhash: burger-artist-kilo-mountain
File name:Swift_Copy.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:697'344 bytes
First seen:2020-07-08 09:00:17 UTC
Last seen:2020-07-08 10:25:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c6558f8c55c7046860294c7f6ce6c298 (14 x AgentTesla, 5 x FormBook, 3 x Loki)
ssdeep 12288:Yk7Yi4Xj/tQBWi/y67k86oxVOwBP3opcV4SaRUe:514/oDnsUgkPotHt
Threatray 11'762 similar samples on MalwareBazaar
TLSH 17E4BE26F2E04433F163163C9C5BD77C983ABE113A695A472BE45D4CAF3868138672B7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.hsbcnet.hsbc.com
Sending IP: 102.32.96.94
From: Julie Ann Provido <advising.service.13297394.860428.2953496774@mail.hsbcnet.hsbc.com>
Subject: Swift Copy - Swift Ref:[GLV708037169] / Priority payment / Customer Ref:[PAYMENT NO-36309]
Attachment: Swift_Copy.zip (contains "Swift_Copy.exe")

AgentTesla SMTP exfil server:
smtp.yandex.ru:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
75
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/23016/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Reading critical registry keys
Launching a service
Creating a file
Stealing user critical data
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ef4ae3267d280e27deddcafd021cf4d4ac90adab048cb271001a32a339b3b227/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-07-08 09:02:06 UTC
File Type:
PE (Exe)
Extracted files:
57
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=55fogjt5fahcpxw5zl6qehhu2swjblnlasgle4iadizkgontwitq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
Similar samples:
0a75ebd1ee56d4f5b5b48ba75a79667bec5e4faff103524831fce9be825a4b19
AgentTesla
18a41b50c8885afe4978787aa8c44601134838f73f66e7edc520bad7d76bfad2
AgentTesla
3cccff9a1654ffd65017b4264a450e2c1198275dd84050139794488778bd7961
AgentTesla
420da876f8efdf70da0ec0ccd1b7aaa09547b6868d5fc655c05b50eadf20c360
AgentTesla
757bfb5a8c34123d653c92fbf978f61c40088cef27a2438142f004d90fb0eedd
AgentTesla
930d653a60d5eea45cb332a3b313d8bf129c1b6a0dfa82aaedadfb9dd0dc8ced
AgentTesla
a5059c6e3bbd590aa20810ed73f51c22b0140612e59c57a349c463769a6c9236
AgentTesla
aa00f82fb3dd04417a278bc9362becdf39fcb3e4e23893327e16a8792334635f
AgentTesla
af4f05bd033462727c03619d51062e0d9f1c346a19ba1b9df1bd3a9b593f80bb
AgentTesla
b3bf1c568dfbb2a1af09b07eb0a7aff6e2d7addbf3c51e4c6850ebc96afd103e
AgentTesla
+ 11'752 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200708-ltswhhta36/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
UPX packed file
AgentTesla
Malware family:
AgentTesla.v2
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ef4ae3267d28/report/overview.html
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

zip 0bcc8e29465ff91d16fca5f9b72ad6404abf21f024de77532f5c64763622f066

AgentTesla

Executable exe ef4ae3267d280e27deddcafd021cf4d4ac90adab048cb271001a32a339b3b227

(this sample)

  
Dropped by
MD5 f183f831985f8d47165240b219676f42
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/23016/
  
Dropped by
SHA256 0bcc8e29465ff91d16fca5f9b72ad6404abf21f024de77532f5c64763622f066

Comments