MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6d3f0ca9deedbcfa8eec86ba0907881c02c986e8535b56a59b870dd8a6cafa0e. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6d3f0ca9deedbcfa8eec86ba0907881c02c986e8535b56a59b870dd8a6cafa0e
SHA3-384 hash: e9a716d4562ec0d0a082b55fbff04a6966364292ed8e20fcaa56327e8c45e0e2c38e36829e47762604bc43d2ab17597c
SHA1 hash: bc54afc08c3e612134bcc9ef0dbed97ef6a0fe58
MD5 hash: 67c078e36be82dc655ee54c076b4e1ca
humanhash: mango-shade-hot-fruit
File name:FedEx delivery form.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:861'696 bytes
First seen:2020-10-17 12:08:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:o8ADmXXsODQ34nO/PoqW+1FOVHqfB3IQfLPs5aNyb94XQoS8HJKU9pq+rG9Wwuig:AqXXs5HFbXDPs5asb9ArnHJK8pnGnu
Threatray 9'397 similar samples on MalwareBazaar
TLSH 0D05AD2522F04F62E4BBABB485B8500057B97D822427E3199EC134FB2DFA7109B5B75F
Reporter abuse_ch
Tags:AgentTesla exe FedEx


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: cloud.tihest.org
Sending IP: 50.31.134.128
From: FedEx golf express <customer_care@Fedex.com>
Subject: NOTICE!!! NEW ARRIVAL (confirm delivery address)
Attachment: FedEx delivery form.zip (contains "FedEx delivery form.exe")

AgentTesla SMTP exfil server:
smtp.ritac-eg.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
145
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/72549/
Detection(s):
SecuriteInfo.com.Trojan.Packed2.42621.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
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
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/494449
Signature
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the hosts file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 299675 Sample: FedEx delivery form.exe Startdate: 17/10/2020 Architecture: WINDOWS Score: 100 63 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->63 65 Found malware configuration 2->65 67 Multi AV Scanner detection for dropped file 2->67 69 10 other signatures 2->69 8 FedEx delivery form.exe 6 2->8         started        12 WCPCe.exe 4 2->12         started        14 WCPCe.exe 5 2->14         started        process3 file4 49 C:\Users\user\AppData\...\nPErTQzbiJwg.exe, PE32 8->49 dropped 51 C:\Users\user\AppData\Local\...\tmpC3B9.tmp, XML 8->51 dropped 53 C:\Users\user\...\FedEx delivery form.exe.log, ASCII 8->53 dropped 83 Injects a PE file into a foreign processes 8->83 16 FedEx delivery form.exe 2 5 8->16         started        21 schtasks.exe 1 8->21         started        23 WCPCe.exe 12->23         started        25 schtasks.exe 12->25         started        27 WCPCe.exe 12->27         started        85 Multi AV Scanner detection for dropped file 14->85 87 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->87 89 Machine Learning detection for dropped file 14->89 91 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 14->91 29 schtasks.exe 14->29         started        31 WCPCe.exe 14->31         started        signatures5 process6 dnsIp7 55 smtp.ritac-eg.com 16->55 57 us2.smtp.mailhostbox.com 208.91.199.225, 49762, 587 PUBLIC-DOMAIN-REGISTRYUS United States 16->57 43 C:\Users\user\AppData\Roaming\...\WCPCe.exe, PE32 16->43 dropped 45 C:\Windows\System32\drivers\etc\hosts, ASCII 16->45 dropped 47 C:\Users\user\...\WCPCe.exe:Zone.Identifier, ASCII 16->47 dropped 71 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->71 73 Tries to steal Mail credentials (via file access) 16->73 75 Modifies the hosts file 16->75 33 reg.exe 16->33         started        35 conhost.exe 21->35         started        59 208.91.199.224, 49763, 587 PUBLIC-DOMAIN-REGISTRYUS United States 23->59 61 smtp.ritac-eg.com 23->61 77 Tries to harvest and steal ftp login credentials 23->77 79 Tries to harvest and steal browser information (history, passwords, etc) 23->79 81 Hides that the sample has been downloaded from the Internet (zone.identifier) 23->81 37 conhost.exe 25->37         started        39 conhost.exe 29->39         started        file8 signatures9 process10 process11 41 conhost.exe 33->41         started       
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6d3f0ca9deedbcfa8eec86ba0907881c02c986e8535b56a59b870dd8a6cafa0e/
Threat name:
ByteCode-MSIL.Trojan.Bluteal
Create hunting rule
Status:
Malicious
First seen:
2020-10-17 09:24:36 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nu7qzko65w6pvdxmq25asb4idqbmtbxiknnvnjm3q4g5rjwk7iha._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 9'387 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla persistence
Link:
https://tria.ge/reports/201017-hmncpkgy92/
Behaviour
Creates scheduled task(s)
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
6d3f0ca9deedbcfa8eec86ba0907881c02c986e8535b56a59b870dd8a6cafa0e
MD5 hash:
67c078e36be82dc655ee54c076b4e1ca
SHA1 hash:
bc54afc08c3e612134bcc9ef0dbed97ef6a0fe58
Link:
https://www.unpac.me/results/361635c7-0dc4-499f-b049-50bbcfd465a7/
SH256 hash:
446db542b1d96e2ca270ebe99fccd946afaab79f3060d9acc1a0d76c2d1527f0
MD5 hash:
fc0fddc1a0a67ecffede8aa375641313
SHA1 hash:
2cb84c371e5063373264ea3a00b74131ab16292e
Link:
https://www.unpac.me/results/361635c7-0dc4-499f-b049-50bbcfd465a7/
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Link:
https://www.unpac.me/results/361635c7-0dc4-499f-b049-50bbcfd465a7/
SH256 hash:
4760a7ebd68d7ecb2d84ddf34e547ccd1408168c642710035f5c350692f3dda7
MD5 hash:
61da70e8abc948eba8d4049cee484fa4
SHA1 hash:
e358af3ea0128fc6483f1485b94d9828a985e20a
Detections:
win_agent_tesla_w1
Create hunting rule
Link:
https://www.unpac.me/results/361635c7-0dc4-499f-b049-50bbcfd465a7/
Parent samples :
530413b8113daf9d98b232b52fa417f774812b1e2902a6c14c1a7fd4b2074482
6d3f0ca9deedbcfa8eec86ba0907881c02c986e8535b56a59b870dd8a6cafa0e
5d28a34afd24780bc33b1b17723e1d129b0d88a114fdf52e5fc8914b66c644eb
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/6d3f0ca9deedbcfa8eec86ba0907881c02c986e8535b56a59b870dd8a6cafa0e

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_extracted_bin
Create hunting rule
Author:James_inthe_box
Description:AgentTesla extracted
Rule name:AgentTesla_mod_tough_bin
Create hunting rule
Author:James_inthe_box
Reference:https://app.any.run/tasks/3b5d409c-978b-4a95-a5f1-399f0216873d/
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_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla
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 e9099f06eb694b8f32047140982920f44b95fdaa0d540172d3c4c2acb1be287f

AgentTesla

Executable exe 6d3f0ca9deedbcfa8eec86ba0907881c02c986e8535b56a59b870dd8a6cafa0e

(this sample)

  
Dropped by
MD5 b110792b33bc9d47e5b033785edad2c0
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/72549/
  
Dropped by
SHA256 e9099f06eb694b8f32047140982920f44b95fdaa0d540172d3c4c2acb1be287f

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