MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40c1619d8d1d3c493a6595e637366c5a01338b7e43df80cc3a742e0671a64ac2. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40c1619d8d1d3c493a6595e637366c5a01338b7e43df80cc3a742e0671a64ac2
SHA3-384 hash: 9bff55cd5c89c9be105dc98880b7ff77e49737a8e4b45051815a0ac52160af8f987f1a13aebc3b86541d3572383366a3
SHA1 hash: c7878e7f1064fb74669d6190e040bc7159216777
MD5 hash: 3e6018a96a0a483931ddc54dcc179df5
humanhash: neptune-bulldog-blossom-echo
File name:receipt copy 000201106012020.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:515'072 bytes
First seen:2020-06-02 10:34:45 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:bjpWugQ0eEArooaxzIgEHyfv58h60eCouz:bjks3axziHev5Kd
Threatray 10'582 similar samples on MalwareBazaar
TLSH 90B4E0CC765072EFC867D472DEA91C74AA5174BB632B4203A42765AC9E0C8CBCF155F2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.processing.ro
Sending IP: 86.107.224.178
From: Clive Pratt <clivepratt30@gmail.com>
Subject: Copy Of Invoice
Attachment: receipt copy 000201106012020.7z (contains "receipt copy 000201106012020.exe")

AgentTesla SMTP exfil server:
mail.ductoslimpios.com.mx:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
66
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-02 09:17:01 UTC
AV detection:
29 of 48 (60.42%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=idawdhmndu6esotfsxtdontmliathc36ippybtb2oqxam4ngjlba._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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0adddcc2c03723a2282bbec5342b52f6b765973774593125a9b87939e3f8a8c2
AgentTesla
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1677fc7804a86b577e0db37ec8dc27f05cfc5773eaeb99f9b8e70bb1d88608d3
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2eee2228cbdbc9a9b17ec67991a35ea92a47fa458653bcd9463c750c992f1f6d
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4fc7415e4a84d6645a11260c1da7e68ed8a6a2a941cd706fc7060912ba4721ed
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62998a22c3893a352373f89208ac51800b2c78d7c174a63208b06448a46ebf88
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8756c4f14d4d8cb6449ced8a65ffd2cdf3aac1bfdc4c1c6838fbdbcf1f9e11fd
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9ce10e844f95f2e2f816aff34f865407b237220fcaba5a59a26bf8cae109d297
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a014e0a743059e2028857df1f0440dc364c988f32100a5530a719f0339a0bf99
AgentTesla
+ 10'572 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-v4tg431pdj/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
rezer0
AgentTesla
CoreEntity .NET Packer
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

7z 9231da34ee6d5a4d4ebe684cb21756c3b2052f092297b9fb6231d6d8935542a2

AgentTesla

Executable exe 40c1619d8d1d3c493a6595e637366c5a01338b7e43df80cc3a742e0671a64ac2

(this sample)

  
Dropped by
MD5 2f5c32fac095971393477247e0ab649a
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 9231da34ee6d5a4d4ebe684cb21756c3b2052f092297b9fb6231d6d8935542a2

Comments