MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7fb4fba53288857c2bf2e1c131dfa280964585937924fbc7c0a13d4aa330547b. 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: 7fb4fba53288857c2bf2e1c131dfa280964585937924fbc7c0a13d4aa330547b
SHA3-384 hash: b4a2aef5a51232322b96f503d7abe71714ec9b05eedc5de73d3d827790643084d92f9803d934dcafd45b00baa59e0a80
SHA1 hash: 7af0e9a9faeebe32a0805bd36052caf2ca9d6deb
MD5 hash: b582a5bd14fa60966320223a133d51bf
humanhash: summer-double-one-oxygen
File name:b582a5bd14fa60966320223a133d51bf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:548'352 bytes
First seen:2020-05-18 08:16:09 UTC
Last seen:2020-05-18 11:10:07 UTC
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:OEVUXZMx1id/L1wNIwboRNLaktcmwNZ5+6UVrkQdQ6sXJMJCKbw7hU/H6I2jevtv:OciTnwboaka2lkQd3CaCKc
Threatray 10'472 similar samples on MalwareBazaar
TLSH 96C48DAC361175DFC86BC976CE991C64EA1074BB930BC203902325EDAA0DA9BDF145F3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
mail.samudrapanel.com:587

Intelligence

File Origin
# of uploads :
3
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.hc.10277.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Occamy
Create hunting rule
Status:
Malicious
First seen:
2020-05-18 06:08:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=p62pxjjsrccxyk7s4hatdx5cqclelbmtpespxr6aue6uvizqkr5q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
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976174c0ffcfd0cdeea0a9dd962b995142d15a1cc831a42c68e7b3f928bd7c3a
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a6584d03c245b4cebded9264308da12b97193ad6ae195636d9f447b6c4ce7698
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ac2aab6531d925758d42b868961baac85fba5b02343b50597f820f1cf7c60e0a
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e15522c5644ab29fbf7093539560bf2f43d72d6e702159eb0e656c30154cfe42
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fa52701034f5b40937afd001f26baf9a19b21cf44c5eb6f35f3b8afb41865efe
AgentTesla
+ 10'462 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity evasion keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-d57fe69qyn/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
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

Executable exe 7fb4fba53288857c2bf2e1c131dfa280964585937924fbc7c0a13d4aa330547b

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments