MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a16dfaedf16e8d06d4ea34310783c87b80071eb28757f495c3e5719918a1f996. 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: a16dfaedf16e8d06d4ea34310783c87b80071eb28757f495c3e5719918a1f996
SHA3-384 hash: 9fa2c4d0ba3dd80180024c43ebc3b9287e07872ff775db06b59ddbc6063342d1a5e5010db40441dd45dedfeb8e23d2e2
SHA1 hash: 65914682d45d95cbe469cdd840e15047f986bb96
MD5 hash: 28aa01e2e41d222e733d9c4cf73ecd1e
humanhash: south-aspen-nevada-blue
File name:37oz0X1I1RXPZB1.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:410'624 bytes
First seen:2020-05-13 06:03:54 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 6144:UEAQ9whTcV7gyaJwH1c0i/4inNoxYZXl7/n4VosNeC2fHVmdFK:UZukTctaJkWg4NowFn4+0v2fAjK
Threatray 11'367 similar samples on MalwareBazaar
TLSH E794126CB6699B3FC7DD19FAA080114493F498965942F3CEDCEB50E14BAE3E041C7A87
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: box.artkartel.xyz
Sending IP: 64.227.121.239
From: CARGO WORLD CONSOL CO., LTD <abubakar@dawoodtex.com>
Subject: RE: PAYMENT COPY
Attachment: TT COPY.zip (contains "37oz0X1I1RXPZB1.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-13 01:51:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
25 of 31 (80.65%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ufw7v3prn2gqnvhkgqyqpa6ipoaaohvsq5l7jfod4vyzsgfb7gla._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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0dc3eca1aa41121ab6ca32b24b95df9413a50074dcac916efdaf0b47560495ad
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352d53b493a9cc5229ba4ae690f7c79ac3c5b5b15f3d9f8ef1b15cf84d63c438
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5ffa79381d00485627b0ff787fc42dd88d2d6ecff3ee3d4007733d4ec2bf69db
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6e9c73f1e1693475ae8b481a8209add81e9c578ff989b39946c6aa041d48bce7
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9c163291baa89e2279a2ab8c2db63f8566b3d0b49bbd3b5254673ad2708b0866
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a348e47d21cd548e5c1ac4865a194d4d5e81bfa97d1dfb5dcc62a385785acbcf
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ce8b237a923a7ed2f717640ebf45c858a7adf02d9b737f1e8e6486b4e6d3b105
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d7fc1fdc5afad60c339e07702ea0693588677f7a9e04dce3dd0938f554de402c
AgentTesla
+ 11'357 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-vqe1xmfwjx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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

zip 49e0991e82c2124d2fdcc712b807bd8b787b3523968e0bc3d76580860cab3364

AgentTesla

Executable exe a16dfaedf16e8d06d4ea34310783c87b80071eb28757f495c3e5719918a1f996

(this sample)

  
Dropped by
MD5 4ecd59916255043f85c8fbeb14b70195
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 49e0991e82c2124d2fdcc712b807bd8b787b3523968e0bc3d76580860cab3364

Comments