MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a0a589ecc420be01b481c70a0bc6365ca8770dcc4ae02bace08497880657e88. 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: 3a0a589ecc420be01b481c70a0bc6365ca8770dcc4ae02bace08497880657e88
SHA3-384 hash: fd23176e5f23d53daa3d1351c6a7f26fb014b8b30bde1dbd2ea367fe04612f59d165a8e368cd3342d15cd0123b1593eb
SHA1 hash: d9f0a09226e069af7e2285d1f855ebfe50105c9a
MD5 hash: 134cba805af4421ee17bd8e40ecfe727
humanhash: moon-charlie-diet-two
File name:Swift copy.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:479'232 bytes
First seen:2020-07-20 12:15:03 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:KdTwK/PeE/4EVSSpNDuABwpS/GxH/URwmJDzLh4J:NWx/4BSqQ/GV7
Threatray 10'607 similar samples on MalwareBazaar
TLSH 28A4D09CBA24719FC46BC575C9682C64A62138BB532BD203942701ED9E5EBC7CF186F3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: vps.qreyandcom.com
Sending IP: 45.95.169.97
From: Daisy Chiang (Ms.) <info@qreyandcom.com>
Subject: Fwd: Balance Payments EUR 12,391.05 MT103 swift Documents
Attachment: Swift copy.rar (contains "Swift copy.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/29089/
Detection(s):
SecuriteInfo.com.CIL.HeapOverride.Heur.20457.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Moving of the original file
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3a0a589ecc420be01b481c70a0bc6365ca8770dcc4ae02bace08497880657e88/
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2020-07-20 12:16:08 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hiffrhwmiif6ag2idrykbpddmxfio4g4ysxafowobbexradfp2ea._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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aa47e9580c4ae0012ca77f96f5755ac49129566b7c9331b6d3749e96707f440c
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aa556dde1f62e5e897bf5db6980f8202febe626f2e9840190f1f2695eec3c065
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c1ba82ca9dded6ae3ce6b4eb5efb1eb9f8887a40df95c6f3b818f54fd1e5ad53
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dcbfc03cfe9523c25ab335f599cebcbbe8f2439ef7ab973aa9ec0330e4e7d11f
AgentTesla
+ 10'597 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla persistence
Link:
https://tria.ge/reports/200720-cspp6gxnhe/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious behavior: RenamesItself
Modifies system certificate store
Modifies service
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
0.91
Link:
https://yomi.yoroi.company/submissions/3a0a589ecc420be01b481c70a0bc6365ca8770dcc4ae02bace08497880657e88

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 8f2f1e4976bb9698b5efaff334fcd9c4077e3bb8fa76f5721a5bd5fb34e09718

AgentTesla

Executable exe 3a0a589ecc420be01b481c70a0bc6365ca8770dcc4ae02bace08497880657e88

(this sample)

  
Dropped by
MD5 d27fc07f22d8b595b61a3e6043d12fa8
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/29089/
  
Dropped by
SHA256 8f2f1e4976bb9698b5efaff334fcd9c4077e3bb8fa76f5721a5bd5fb34e09718

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