MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 de2bf39899549200e938619cc611885e56009fcb3be48662969afe82153910f2. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments 1

SHA256 hash: de2bf39899549200e938619cc611885e56009fcb3be48662969afe82153910f2
SHA3-384 hash: 2967e3ea333e8e9fb52742ddd8e07101e6ab83741656ee25137fd18a4d9ae55577d3f9e37736cdc6c9e08c3f74e65efe
SHA1 hash: 6738bad131ea3e2fe035d9b66e0d6447f70c84fd
MD5 hash: 0944819f7ebdb24bbe6047aef2e7b67f
humanhash: september-crazy-echo-sad
File name:0944819f7ebdb24bbe6047aef2e7b67f
Download: download sample
Signature AgentTesla
File size:1'368'064 bytes
First seen:2021-12-13 20:05:44 UTC
Last seen:2021-12-13 21:58:14 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:NN7U4D+nsEqIz9cC7ji4xe8fZDR7dvZuZ3XCOKlSxaZ9my3zP2Hl8+RlbWDCzEc:DF+SIz9cCjw8fZd7dG3XCOKlSq97zslZ
TLSH T14655330613B84B66E670873844616B6053F472EAAFA5F6910D8EFCDA2CB0FD446137DE
Reporter zbetcheckin
Tags:32 AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
120
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
MT103CIEL220009.doc
Verdict:
Malicious activity
Analysis date:
2021-12-13 16:19:58 UTC
Tags:
exploit CVE-2017-11882 loader

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
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)
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 / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 539109 Sample: llCx3nKk0y Startdate: 13/12/2021 Architecture: WINDOWS Score: 100 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 Yara detected AgentTesla 2->47 49 4 other signatures 2->49 6 llCx3nKk0y.exe 3 2->6         started        10 ZAXVpp.exe 2->10         started        12 ZAXVpp.exe 3 2->12         started        process3 file4 23 C:\Users\user\AppData\...\llCx3nKk0y.exe.log, ASCII 6->23 dropped 51 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->51 53 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->53 14 llCx3nKk0y.exe 2 5 6->14         started        19 llCx3nKk0y.exe 6->19         started        55 Multi AV Scanner detection for dropped file 10->55 57 Injects a PE file into a foreign processes 12->57 21 ZAXVpp.exe 2 12->21         started        signatures5 process6 dnsIp7 31 novapisosmex.com.mx 67.217.36.130, 49797, 587 NETSOURCEUS United States 14->31 33 mail.novapisosmex.com.mx 14->33 25 C:\Users\user\AppData\Local\...\ZAXVpp.exe, PE32 14->25 dropped 27 C:\Windows\System32\drivers\etc\hosts, ASCII 14->27 dropped 29 C:\Users\user\...\ZAXVpp.exe:Zone.Identifier, ASCII 14->29 dropped 35 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->35 37 Tries to steal Mail credentials (via file / registry access) 14->37 39 Tries to harvest and steal ftp login credentials 14->39 41 3 other signatures 14->41 file8 signatures9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-12-13 16:19:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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:
e0084dc966cde73684bf17440a6f8585c399b12e204512e0674ee4e0c2994fd7
MD5 hash:
6b75c5d6dbe7e05cde9bf5de4a916bba
SHA1 hash:
0bfad56382c341b0a75214c94ff075c4e922dc85
SH256 hash:
acb29e4ee516e306d6fed41324c3dc9978c4791edf008899c9a2ce2cfe16c464
MD5 hash:
c7567d527bbf10584de632d5e86ac936
SHA1 hash:
0eb3c887985439eb7ebdda156b8c88687761c8f5
SH256 hash:
781e1d720cbf8d3ad158aee451fee65c2a61391e477819ef7c89ac049611110b
MD5 hash:
8dddcbdc61ac3ced7427f50feebd3a80
SHA1 hash:
1ef6fceaacb6f46fdb2810d21c185d306b909f6a
SH256 hash:
de2bf39899549200e938619cc611885e56009fcb3be48662969afe82153910f2
MD5 hash:
0944819f7ebdb24bbe6047aef2e7b67f
SHA1 hash:
6738bad131ea3e2fe035d9b66e0d6447f70c84fd
Malware family:
Agent Tesla v3
Verdict:
Malicious
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:pe_imphash
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

AgentTesla

Executable exe de2bf39899549200e938619cc611885e56009fcb3be48662969afe82153910f2

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2021-12-13 20:05:45 UTC

url : hxxp://archbal.sbs/merb/meb.exe