MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fdcfe91ecf3940c58623a8e641bbb8065ce851de470f17c98bba19b9d05b0832. 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: fdcfe91ecf3940c58623a8e641bbb8065ce851de470f17c98bba19b9d05b0832
SHA3-384 hash: b9fd38ec94cd1736465cef2bc6174c45443563ae2beedbeb17429f65b1760102f36bae1d949c23e4e3ff2346e9ff0965
SHA1 hash: 8dd0913c00f00e6f1a5246f31012abc7379f98ad
MD5 hash: d1383843151041ad13941ef3b1b013e1
humanhash: queen-pip-pasta-cardinal
File name:Τιμολόγιο.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:732'160 bytes
First seen:2020-07-09 06:32:20 UTC
Last seen:Never
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:V/VTWaDrAAARptvYPSrE2rLJpq65ccaMLfGhTv1uBCLtBnfDtJtpt72NCgVAt8ZB:V9TWaDrAAARptvYPSrE2rLJpq65ccaMP
Threatray 10'930 similar samples on MalwareBazaar
TLSH F0F4E1343AE4DD16D77F8F7A89B240404FB0B96B9A06F39B6DC4258D18EBB840712B57
Reporter abuse_ch
Tags:AgentTesla exe geo GRC


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: gyp.gr
Sending IP: 46.227.62.27
From: Georgios Kapetanos <georgios.kapetanos@bicworld.com>
Subject: ΠΛΗΡΩΜΗ ΤΟΥ Υπόλοιπου
Attachment: Τιμολόγιο.arj (contains "Τιμολόγιο.exe")

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/23403/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.51457.21189.6521.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Moving of the original file
Enabling autorun with Startup directory
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/fdcfe91ecf3940c58623a8e641bbb8065ce851de470f17c98bba19b9d05b0832/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-09 06:34:09 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7xh6shwphfamlbrdvdtedo5yazooquo6i4hrpsmlxim3tuc3baza._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'920 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200709-dnn74d5wwn/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: RenamesItself
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
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
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

arj 63f5d48b6ec00cf2dc86c5eef2239086b49356fa3ba9357ce3268b54254a2903

AgentTesla

Executable exe fdcfe91ecf3940c58623a8e641bbb8065ce851de470f17c98bba19b9d05b0832

(this sample)

  
Dropped by
MD5 0a7b48a2de70d634c6619f65b132390f
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/23403/
  
Dropped by
SHA256 63f5d48b6ec00cf2dc86c5eef2239086b49356fa3ba9357ce3268b54254a2903

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