MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f20b3dc32d42f2f1a64414b5932cc0cb7baf99356445a770a80bf7bed7e144a8. 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: f20b3dc32d42f2f1a64414b5932cc0cb7baf99356445a770a80bf7bed7e144a8
SHA3-384 hash: 6dafd3219a12dd241cc30d37d2033d2505f51b6b3d7b647a866fbb2fe514c937d6647ae0d5eaf61ab12c1779622ae67c
SHA1 hash: 0de8d27e60c449d677bd878f5ee1accbe24fba2e
MD5 hash: 2dbc67d0f2fec61676babbd3499ca526
humanhash: johnny-winter-missouri-december
File name:DOCUMENTS.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:361'472 bytes
First seen:2020-07-13 06:28:42 UTC
Last seen:2020-07-13 06:52:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'611 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:H5l/fnjdmSMbIp1FnLCKl/FRrmGOzS3ex5Emp64x/Zqd5ApEGK:ZljdmtbeL5lNF+NPNpFiAuf
Threatray 11'103 similar samples on MalwareBazaar
TLSH B6742361D38F9735EE3087B57D262B22D36D96638D53B08C5B87336C493E3A1D316A22
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: imc.net.in
Sending IP: 113.30.141.233
From: info<imckandlaliquid@imc.net.in>
Subject: Requesting invoice
Attachment: DOCUMENTS.zip (contains "DOCUMENTS.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/24989/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Reading critical registry keys
Launching a service
Launching the process to change network settings
Moving of the original file
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f20b3dc32d42f2f1a64414b5932cc0cb7baf99356445a770a80bf7bed7e144a8/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-13 06:30:09 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6ift3qznilzpdjsecs2zglgazn527gjvmrc2o4fibp335v7bisua._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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5b982bb28bff9233140d835bd34cb4a0ef043e2304a8ce2a934e546c1db1c475
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ae2e068d752e118448126ec85e5cf8d8e348113c7fbed24259c711bc8eb82ef8
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AgentTesla
+ 11'093 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware persistence keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200713-2ww19v7cxx/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: RenamesItself
Modifies service
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
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

zip 57f807a728082e33a15aa5adff7d3234dcda2cf8f95acb66dabe094a318525d0

AgentTesla

Executable exe f20b3dc32d42f2f1a64414b5932cc0cb7baf99356445a770a80bf7bed7e144a8

(this sample)

  
Dropped by
MD5 ec7f80ba2b25061e9f654a52e8bb1340
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/24989/
  
Dropped by
SHA256 57f807a728082e33a15aa5adff7d3234dcda2cf8f95acb66dabe094a318525d0

Comments