MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f75d8637bf5e657cbd18bbeebb6dfee8aac3734021efc1334112c3dc78591d50. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f75d8637bf5e657cbd18bbeebb6dfee8aac3734021efc1334112c3dc78591d50
SHA3-384 hash: b1b9462a91cd0f827369f4d15a5f4fcdaa8f971d0c3e2327a1dd2f16cee06dccafecb8b920575937a26ccb2bf3ce71dc
SHA1 hash: afe5d75284f269b61d8fac94ee32795639f9e928
MD5 hash: ae70f097bba34d2ed3d92f75315c8394
humanhash: twenty-december-iowa-cardinal
File name:FA17060220.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'098'240 bytes
First seen:2020-07-20 11:38:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'642 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 12288:5eiLYooh6Io1q9I6/kldSCGDydT5MqXhM2Fe0KRSfnaqmTV2od+ik4g8y3SoD2Vw:lohJoOPWd5VetGnZmTwrEloDb0
Threatray 10'629 similar samples on MalwareBazaar
TLSH 6A35CFC0F640E89CD42D0D7A8971D9344722AB59F4F5C22B27DA395D28BF347D4AAE0B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server.example.com
Sending IP: 103.109.37.33
From: Ufficio logistica/shipping dept. <admin@moenepa.ga>
Subject: Confirmation of Order 3197154
Attachment: FA17060220.r11 (contains "FA17060220.exe")

AgentTesla SMTP exfil server:
fadicogroup.cf: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/29028/
Detection(s):
Win.Trojan.Hzzv-7433640-0
Create hunting rule

Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/391491
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 248131 Sample: FA17060220.exe Startdate: 21/07/2020 Architecture: WINDOWS Score: 100 34 Found malware configuration 2->34 36 Sigma detected: Capture Wi-Fi password 2->36 38 Multi AV Scanner detection for dropped file 2->38 40 8 other signatures 2->40 8 FA17060220.exe 5 2->8         started        process3 file4 24 C:\Users\user\AppData\...\LjnGXtNTnTXOtX.exe, PE32 8->24 dropped 26 C:\...\LjnGXtNTnTXOtX.exe:Zone.Identifier, ASCII 8->26 dropped 28 C:\Users\user\AppData\Local\...\tmpC99F.tmp, XML 8->28 dropped 30 C:\Users\user\AppData\...\FA17060220.exe.log, ASCII 8->30 dropped 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->42 44 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->44 12 FA17060220.exe 11 8->12         started        16 schtasks.exe 1 8->16         started        signatures5 process6 dnsIp7 32 fadicogroup.cf 185.141.25.242, 49721, 49722, 587 HSAE Netherlands 12->32 46 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->46 48 Tries to steal Mail credentials (via file access) 12->48 50 Tries to harvest and steal ftp login credentials 12->50 52 3 other signatures 12->52 18 netsh.exe 3 12->18         started        20 conhost.exe 16->20         started        signatures8 process9 process10 22 conhost.exe 18->22         started       
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f75d8637bf5e657cbd18bbeebb6dfee8aac3734021efc1334112c3dc78591d50/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-20 11:40:08 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=65oymn57lzsxzpiyxpxlw3p65cvmg42aehx4cm2bclb5y6czdvia._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'619 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence keylogger trojan stealer spyware family:agenttesla
Link:
https://tria.ge/reports/200720-fyeg8qhf7x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
Suspicious use of SetThreadContext
Modifies service
Reads user/profile data of local email clients
Reads data files stored by FTP 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:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f75d8637bf5e657cbd18bbeebb6dfee8aac3734021efc1334112c3dc78591d50

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 b6c2749d82560c5ca8a76342adbc6e3209d7a940e9c1ac29e62a1f224001aaaf

AgentTesla

Executable exe f75d8637bf5e657cbd18bbeebb6dfee8aac3734021efc1334112c3dc78591d50

(this sample)

  
Dropped by
MD5 f20c3fcc0335458766a326b816d6e392
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/29028/
  
Dropped by
SHA256 b6c2749d82560c5ca8a76342adbc6e3209d7a940e9c1ac29e62a1f224001aaaf

Comments