MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 441efa986321eb0bdac9d133478f98a11dea6ff3a85af1c9c145a6049cb33cb6. 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: 441efa986321eb0bdac9d133478f98a11dea6ff3a85af1c9c145a6049cb33cb6
SHA3-384 hash: fd8436a9969b30606d633b9fb6606d54029d54570e21e9855f1d468ffb53cb32a636dbf0446c5837cb7a7f1a1572f9b2
SHA1 hash: 7e58382e71064bd5d7ecac40b0e6a3b95d32d5cc
MD5 hash: 3596dca21b1e41c2cd233d18195cea13
humanhash: nevada-ack-october-march
File name:TT_copy.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:574'976 bytes
First seen:2020-07-07 06:33:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'749 x AgentTesla, 19'653 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 12288:9fr2hjc/I0hYFvFIVQ8JFWz1TgT3Z577UfnrFBMk84F7BfbVErvNUX39Nv2U+BHo:rU+xBarM+ArTKHZ8/CrfBGJGj
Threatray 10'753 similar samples on MalwareBazaar
TLSH F5C4BFB132326E53C63A08F5944128805FF6E4A7756DE3D9FDC221DA01D5FC0AA92AF7
Reporter jarumlus
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/21864/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Using the Windows Management Instrumentation requests
Creating a file in the %temp% subdirectories
Forced shutdown of a system process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/441efa986321eb0bdac9d133478f98a11dea6ff3a85af1c9c145a6049cb33cb6/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-07 06:35:04 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=iqppvgddehvqxwwj2ezupd4yueo6u37tvbnpdsobiwtajhfths3a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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0698cbff335f16544c0a97a71df4f0e52ee4dbddf3cadad2ee0ac52103ea8ed2
AgentTesla
522611d9bc8c8a566e73a6c1126e01da0814748e422fce48805949c152408868
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5c2ad1b9bc4c16fce888a0cf989f0c6885de81d0753d8863c7cf1de604c4c8e6
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61f91b1ac578efd7d0eda15f45a7298fca86e41ab5f2c46e963ef950ac0df09a
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8580f9a8e64dff0c0d6ecbfe2b90642a972fa20bf91d1b4762ea2cc9c3433225
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895caf8a32b031db037f0b3be265ebc5a909b4f1f1880a252795458a87bf1214
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d03604742aa161bb8a0f7f8a28ccc184ac59e1ea4e6de9e20dcaa898ddeac3d3
AgentTesla
d32e5e98f0b4d284046a50db5237b4326a54943e185b57b0e6e76874479724fe
AgentTesla
d90925abd9610142883883caec224f1fb3e467da1e0f43e7b6ebd256b9a2c2db
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f51d5ea747751e28a14ea5c32a59d2b2af33bb91c402408312c1baa85054acb3
AgentTesla
+ 10'743 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/200707-p48m2evz26/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Modifies registry key
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads data files stored by FTP 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

rar c20645a29ff397d04d675f8b9cbeec5333aa095b9752a00f45e5141aababa662

AgentTesla

Executable exe 441efa986321eb0bdac9d133478f98a11dea6ff3a85af1c9c145a6049cb33cb6

(this sample)

  
Dropped by
MD5 4ecd128eca25cc63869c4de29812486b
  
Dropped by
SHA256 c20645a29ff397d04d675f8b9cbeec5333aa095b9752a00f45e5141aababa662
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/21864/

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