MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 095844e6eef92d5fa2ad30b887878b2874255453b4706285a7633edbb9216119. 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: 095844e6eef92d5fa2ad30b887878b2874255453b4706285a7633edbb9216119
SHA3-384 hash: da40936e48f745c899a439649bdbc175fbc1e74c6e5425085b22a66caedc5b4d4137fd956ef4b3d5e5987e070d73b346
SHA1 hash: dc616cf5a30cbd98370b3e641ae442ccf1106581
MD5 hash: 050862ebd5a3b95529ba3d9dad76f4b0
humanhash: music-ceiling-lake-september
File name:ngx.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:555'520 bytes
First seen:2020-08-19 11:09:09 UTC
Last seen:2020-08-19 13:45:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:AFisr33HSFLVFH+VrPrbLhdRgNP485swytyDm+E:5wcLUBdRyP485PKqm+
Threatray 145 similar samples on MalwareBazaar
TLSH 7AC4014C3518B28FE46E8CBA9D995E308730726BA21BF2939D539DE9650D7D2CF011E3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: p3nlsmtpcp01-01.prod.phx3.secureserver.net
Sending IP: 184.168.200.138
From: Ahmed Sajib <support@tradingeconomics.com>
Reply-To: support@tradingeconomics.com
Subject: PO #2020818A
Attachment: ORDER.xlsx

AgentTesla payload URL:
http://198.23.213.30/ngx.exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/48427/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.405.7400.314.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/437609
Signature
.NET source code contains potential unpacker
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
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)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 271308 Sample: ngx.exe Startdate: 20/08/2020 Architecture: WINDOWS Score: 100 45 Found malware configuration 2->45 47 Yara detected AgentTesla 2->47 49 Yara detected AntiVM_3 2->49 51 6 other signatures 2->51 6 ngx.exe 3 2->6         started        10 Windows Update.exe 3 2->10         started        12 Windows Update.exe 2 2->12         started        process3 file4 23 C:\Users\user\AppData\Local\...\ngx.exe.log, ASCII 6->23 dropped 53 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->53 55 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->55 57 Injects a PE file into a foreign processes 6->57 14 ngx.exe 2 7 6->14         started        19 Windows Update.exe 4 10->19         started        21 Windows Update.exe 12->21         started        signatures5 process6 dnsIp7 29 smtp.gmail.com 66.102.1.108, 49731, 587 GOOGLEUS United States 14->29 25 C:\Users\user\AppData\...\Windows Update.exe, PE32 14->25 dropped 27 C:\...\Windows Update.exe:Zone.Identifier, ASCII 14->27 dropped 33 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->33 35 Installs a global keyboard hook 14->35 31 66.102.1.109, 49733, 587 GOOGLEUS United States 19->31 37 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->37 39 Tries to steal Mail credentials (via file access) 19->39 41 Tries to harvest and steal ftp login credentials 19->41 43 Tries to harvest and steal browser information (history, passwords, etc) 19->43 file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/095844e6eef92d5fa2ad30b887878b2874255453b4706285a7633edbb9216119/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-18 12:22:19 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=bfmejzxo7ewv7ivngc4ipb4lfb2ckvctwrygfbnhmm7nxojbmemq._file
Verdict:
unknown
Similar samples:
144903e623b5997d6856a3880393ebe02411b41c1aec3460168a59e2ec00aba5
AgentTesla
1e951012c34ea9b3762e742c890933a799c4c487abdc7639abae579eebf50e9e
AgentTesla
381f02195474516491ab7964f7c266d5b8dfb99e0b84b359bba583ba6fd8ff88
AgentTesla
45eac93db3a0554afa555fdfced45c8bd9d5c973d05f3e4b40219be984dd0d28
AgentTesla
5f928f6a534f2420969e9072892d08011473d5993a183c515f2ff2620a33a56f
AgentTesla
677eca0f74afb71debcf21e53261c6bd8adf27d2fd8ac99e0a5e9e7b2231f5fb
AgentTesla
723071d4e54bdfd50d7ca47b02f67ea70aa59ddffbab36d8dbc5eadfd4b799be
AgentTesla
768106dd85ae7bc7664caf2a3cf70bb0912e701f142b0f47569fbb6fe0716a8f
AgentTesla
79332d4d6e67f0249eb82809d637d6337823e0236ca39c99dd1aa0519ea834d7
AgentTesla
9f20023fc4c5c192804b85d3d206b9b78cbce88746d8611a69d27f40228d1f0a
AgentTesla
+ 135 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer persistence spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200819-d7fmq8m81e/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/095844e6eef92d5fa2ad30b887878b2874255453b4706285a7633edbb9216119

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

Excel file xlsx a1982ab7be3e0bdb5733c9df9b5f51e5df81618deaa830524e10c1502fbe7c57

AgentTesla

Executable exe 095844e6eef92d5fa2ad30b887878b2874255453b4706285a7633edbb9216119

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/436461/
  
Dropped by
MD5 353df4b3b6c45ca1f95b61a8d2861585
  
Dropped by
SHA256 a1982ab7be3e0bdb5733c9df9b5f51e5df81618deaa830524e10c1502fbe7c57
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/48427/

Comments