MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1fab36a6629cd4e51b3cb35425c547a7e6bb74b14d5476cfaabe03ffa249e06f. 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: 1fab36a6629cd4e51b3cb35425c547a7e6bb74b14d5476cfaabe03ffa249e06f
SHA3-384 hash: ed439450d651c29db5d0024b98783d0c8a0b1f4177840c6ee084bf4d1a5fcb18eeb0e94c947a5e3aae7b6f2bb8bf3d77
SHA1 hash: 062f22eb0551f529feb36b8567af0b750dd2b934
MD5 hash: a765755d3648c69c9c4f84f8951560a6
humanhash: venus-saturn-east-mirror
File name:invoice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:561'664 bytes
First seen:2020-07-07 08:27:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:KsF5AutrNoF1QU+BHtCOrKaxB00theGKl9yVTmIYzxrxd1j4d:xU+xBeaj0/l9xxPp+
Threatray 10'815 similar samples on MalwareBazaar
TLSH 90C4AD71322E9E97CA3D28F4900439414FF524A7662DE3D9BCD260CA46C5FC09ED6AB7
Reporter abuse_ch
Tags:AgentTesla CHN DHL exe geo


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: sa.vinctgroups.nl
Sending IP: 193.56.28.137
From: "DHL 中国"<info@sa.vinctgroups.nl>
Reply-To: manufacturersdllcompany@gmail.com
Subject: DHL 中国 Shipment Notification
Attachment: invoice.zip (contains "invoice.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/22054/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Enabling autorun with Startup directory
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1fab36a6629cd4e51b3cb35425c547a7e6bb74b14d5476cfaabe03ffa249e06f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-07 08:29:06 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=d6vtnjtcttkokgz4wnkclrkhu7tlw5frjvkhnt5kxyb77isj4bxq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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7369dcfec21741f712f75662e29752b6a55fcacd1fbf76b9948d40b82e89b9a0
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954171c43ee36bd140f210f717cfd680607c10d761a425e5a7306fc28c983d2a
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AgentTesla
+ 10'805 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger trojan stealer spyware family:agenttesla
Link:
https://tria.ge/reports/200707-e6w46dc4ee/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Drops file in Drivers directory
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

zip 119f18c61a425c1dd41813c1f8f04d28c184fffdf7deee1f872e493ac5bb06b3

AgentTesla

Executable exe 1fab36a6629cd4e51b3cb35425c547a7e6bb74b14d5476cfaabe03ffa249e06f

(this sample)

  
Dropped by
MD5 ca33070e9b0f761023a77f6253be9344
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/22054/
  
Dropped by
SHA256 119f18c61a425c1dd41813c1f8f04d28c184fffdf7deee1f872e493ac5bb06b3

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