MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 def3ffead11db44e801b97c6c34a9a4be989dfa01efcec9312dce2b193655632. 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: def3ffead11db44e801b97c6c34a9a4be989dfa01efcec9312dce2b193655632
SHA3-384 hash: c316763e4832d8b6a358f3ea87d739c33bf7dec4317273b92c99f7767ebcb621536715efc3acecbf7747dac127c260eb
SHA1 hash: 33163695703675323d14f570171b51eddb623669
MD5 hash: 1256d3fb45d1bc75144cea924c20e34e
humanhash: autumn-montana-mango-avocado
File name:Fwd INQUIRY.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:799'744 bytes
First seen:2020-07-21 06:46:31 UTC
Last seen:2020-07-21 09:56:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:6jD9fx7oqF/UEJJGXbVR4ruRuYqdTpic:6jD9ho9EIVR4SuY
Threatray 10'986 similar samples on MalwareBazaar
TLSH 1F056C2D3A4E7D8AD43D093544F8698467B0E0472B51CB0F69CA076C5F536EB3B0A9AF
Reporter jarumlus
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/29743/
Detection(s):
SecuriteInfo.com.Fareit-FXK1256D3FB45D1.6762.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/def3ffead11db44e801b97c6c34a9a4be989dfa01efcec9312dce2b193655632/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-21 03:04:42 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=33z772wrdw2e5aa3s7dmgsu2jpuytx5ad36ozeys3trlde3fkyza._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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9860a6eb9b7294d5e2a356968555b126c3e349006601e5d9ad58e6311798038a
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c236cbc67f0375086f8b217b917cd5dfd5932e811f29a2b7cbf5cd29f2bab338
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d5a6e15de070836be0fd7d0cf2cde5957a4db1ce81224c5391d45c10bfd0eb4e
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d5c354a151d6ebdc56e3c4f1be46203d302d5f173ab9551b95fbe10711047a15
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e1ded6fb9a4eac20c542d03955b207e710388ec55d25d6eed7e03ff03892a07d
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+ 10'976 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/200721-8ctzcsjdtj/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Executes dropped EXE
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/def3ffead11db44e801b97c6c34a9a4be989dfa01efcec9312dce2b193655632

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.

3d309ddd8775e0be2066b621ed952fab6ea2e1c7cd9a5dc2aeb1399f4f31938e

AgentTesla

Executable exe def3ffead11db44e801b97c6c34a9a4be989dfa01efcec9312dce2b193655632

(this sample)

  
Dropped by
MD5 3fdb1d5c3dc3d12d813f34deff2b8724
  
Dropped by
SHA256 3d309ddd8775e0be2066b621ed952fab6ea2e1c7cd9a5dc2aeb1399f4f31938e
  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/29743/

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