MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a2197efb5aa9a7e5a8747233816c0bff1421aec19ddd5a3852b718d02de31f8. 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: 8a2197efb5aa9a7e5a8747233816c0bff1421aec19ddd5a3852b718d02de31f8
SHA3-384 hash: 4b4d71f3f0700d7ead3823b986fbc12752b823b090e62451d9108296983b33d46a82922ff0c90f883b05bba8c6613232
SHA1 hash: 308f2a4dd5ef66258100219b82405a326fdbab24
MD5 hash: bb81a7f2b914a046ffbbb3d78493ca12
humanhash: cola-uranus-winter-five
File name:datos bancarios.PDF______________________________.bat
Download: download sample
Signature AgentTesla
Create hunting rule
File size:567'296 bytes
First seen:2020-07-24 15:03:57 UTC
Last seen:Never
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:EtyeI3eYbwPK2iNnCbWvssjsP/W9ovNjJFCFVT4:EL1K1VCbqJjsP/KG5CXT4
Threatray 10'668 similar samples on MalwareBazaar
TLSH C4C49D092AD81A9FF5AD37B933935110ABBC6016063BEF2D7EC6E0EC1C367149581B63
Reporter abuse_ch
Tags:AgentTesla ARG bat geo


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: hosting-02.telecentro.com.ar
Sending IP: 190.55.60.123
From: Jane Cruz <ccarrion@dimalvid.com>
Subject: RE : *muy urgente* confirmacion de datos bancarios
Attachment: datos bancarios.PDF______________________________.gz (contains "datos bancarios.PDF______________________________.bat")

AgentTesla SMTP exfil server:
mail.arigmed.com:587

AgentTesla SMTP exfil email address:
droid@arigmed.com

Intelligence

File Origin
# of uploads :
1
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/32230/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Launching the process to change network settings
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8a2197efb5aa9a7e5a8747233816c0bff1421aec19ddd5a3852b718d02de31f8/
Threat name:
ByteCode-MSIL.Trojan.Masslogger
Create hunting rule
Status:
Malicious
First seen:
2020-07-24 15:05:06 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=riqzp35vvknh4wuhi4rtqfwax7yuegxmdho5li4ffnyy2aw6gh4a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'658 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger trojan stealer spyware family:agenttesla persistence
Link:
https://tria.ge/reports/200724-6q4etfvz3n/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Modifies service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.73
Link:
https://yomi.yoroi.company/submissions/8a2197efb5aa9a7e5a8747233816c0bff1421aec19ddd5a3852b718d02de31f8

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

gz 794919f8cdb58f311a2c443c3a2fdbf6e58a104db40f36fe2828881de0f6f138

AgentTesla

Executable exe 8a2197efb5aa9a7e5a8747233816c0bff1421aec19ddd5a3852b718d02de31f8

(this sample)

  
Dropped by
MD5 25774be04fe0a4d93c52a9999021e042
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 794919f8cdb58f311a2c443c3a2fdbf6e58a104db40f36fe2828881de0f6f138
Cape
Cape
https://www.capesandbox.com/analysis/32230/

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