MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40f4747ea2ffa3c449e6ed8b5c360a9ecc5348417ae953ff15ad4c902a162314. 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 4 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40f4747ea2ffa3c449e6ed8b5c360a9ecc5348417ae953ff15ad4c902a162314
SHA3-384 hash: e0defa3c866b8f783f2a48301f1639892b42ea689e5c87204d67dfd19312efcaf67a8039dc8328e63bac1820f51b4f02
SHA1 hash: 7f0297586ab4df3866d107d50c23d84a7567ffe2
MD5 hash: 689374ef1462dc3b28648660fd95170d
humanhash: mars-earth-oven-kansas
File name:689374ef1462dc3b28648660fd95170d
Download: download sample
Signature AgentTesla
Create hunting rule
File size:7'168 bytes
First seen:2022-11-08 14:01:59 UTC
Last seen:2022-11-08 15:44:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 96:oCYn1A+5C7jsTbdb/9QQlAkd/g1jqyMj6DsknAjiXQ3GnUg5pf:tC15+jQpAkJmq3O1nA+Qv
Threatray 19'932 similar samples on MalwareBazaar
TLSH T1A0E1F81197DC83B7CE518B76ACB3F3821238D7818F63EB8E5E80C12DA801F5A0761B65
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter zbetcheckin
Tags:32 AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
163
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
689374ef1462dc3b28648660fd95170d
Verdict:
Malicious activity
Analysis date:
2022-11-08 14:03:05 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/8bdce94e-471a-4712-b35e-e3260a4707a6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/330568/
Detection(s):
SecuriteInfo.com.Win32.DropperX-gen.2457.8747.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/636a61605a33779d69cea301/reports/48703119-eb07-4dc1-a439-a9422cd56297/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f58ee7c0-6082-4b4e-aa15-7737ed8f7824
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1108257
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Contains functionality to register a low level keyboard hook
Creates multiple autostart registry keys
Encrypted powershell cmdline option found
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
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
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
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)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Generic Downloader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 740919 Sample: ynmBVevUwn.exe Startdate: 08/11/2022 Architecture: WINDOWS Score: 100 59 Snort IDS alert for network traffic 2->59 61 Multi AV Scanner detection for domain / URL 2->61 63 Malicious sample detected (through community Yara rule) 2->63 65 9 other signatures 2->65 7 ynmBVevUwn.exe 16 7 2->7         started        12 Mncnynhjnja.exe 14 3 2->12         started        14 TQdPoc.exe 14 3 2->14         started        16 2 other processes 2->16 process3 dnsIp4 57 207.167.64.122, 49702, 49709, 49710 UNASSIGNED Reserved 7->57 45 C:\Users\user\AppData\...\Mncnynhjnja.exe, PE32 7->45 dropped 47 C:\Users\...\Mncnynhjnja.exe:Zone.Identifier, ASCII 7->47 dropped 49 C:\Users\user\AppData\...\ynmBVevUwn.exe.log, ASCII 7->49 dropped 75 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->75 77 May check the online IP address of the machine 7->77 79 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->79 87 3 other signatures 7->87 18 ynmBVevUwn.exe 2 6 7->18         started        23 powershell.exe 14 7->23         started        25 ynmBVevUwn.exe 7->25         started        81 Multi AV Scanner detection for dropped file 12->81 83 Machine Learning detection for dropped file 12->83 85 Encrypted powershell cmdline option found 12->85 27 powershell.exe 12->27         started        29 powershell.exe 14->29         started        31 powershell.exe 16->31         started        file5 signatures6 process7 dnsIp8 51 api.telegram.org 149.154.167.220, 443, 49711 TELEGRAMRU United Kingdom 18->51 53 api.ipify.org.herokudns.com 54.91.59.199, 443, 49708 AMAZON-AESUS United States 18->53 55 api.ipify.org 18->55 41 C:\Users\user\AppData\Roaming\...\TQdPoc.exe, PE32 18->41 dropped 43 C:\Users\user\...\TQdPoc.exe:Zone.Identifier, ASCII 18->43 dropped 67 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->67 69 Tries to steal Mail credentials (via file / registry access) 18->69 71 Creates multiple autostart registry keys 18->71 73 4 other signatures 18->73 33 conhost.exe 23->33         started        35 conhost.exe 27->35         started        37 conhost.exe 29->37         started        39 conhost.exe 31->39         started        file9 signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/40f4747ea2ffa3c449e6ed8b5c360a9ecc5348417ae953ff15ad4c902a162314/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-11-08 14:02:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
24 of 40 (60.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=id2hi7vc76r4ispg5wfvynqkt3gfgscbpluvh7yvvvgjakqwemka._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
masslogger
Create hunting rule
Similar samples:
05dd1da13464131306b78c9cd47075eec085df9308d231294090e172aec5c949
AgentTesla
0818b9a336a3ed6868ff92baf070532650f993541d9a0459a27c397f4ffc98d9
AgentTesla
2b0f93ccef8bceca8e4e26e5c43451204f9e0c8f844962bf3dcc6419ac1f63af
AgentTesla
3767d055b8af7151cf6e469755a1fc4bb974411d4b6b0f1a322c9c6cb20e1184
AgentTesla
64b497c548522493d43bceed2cc41630f90f044eee97c973aadf9a230d4ec500
AgentTesla
be06f8a3ed040aadf2598bc5a9b4c886c271ad7866505dba11b723dba968f518
AgentTesla
e618572ad0aa690e95be68f3d4c4ada7d0849685e8535307be1b68e886600b7b
AgentTesla
+ 19'922 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/221108-rb4zqacghk/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5612303943:AAFKYGy6vbiiDfKGcrus6Bdd9XppRu5OBPQ/
Unpacked files
SH256 hash:
40f4747ea2ffa3c449e6ed8b5c360a9ecc5348417ae953ff15ad4c902a162314
MD5 hash:
689374ef1462dc3b28648660fd95170d
SHA1 hash:
7f0297586ab4df3866d107d50c23d84a7567ffe2
Link:
https://www.unpac.me/results/807c8dac-3032-438e-b20a-e9ea243fafc3/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/40f4747ea2ff/report/overview.html
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:INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:WhisperGateStage2
Create hunting rule
Author:Harish Kumar
Description:Yara Rule to Detect WhisperGateStage2

File information

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

Web download

AgentTesla

Executable exe 40f4747ea2ffa3c449e6ed8b5c360a9ecc5348417ae953ff15ad4c902a162314

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2404738/
Cape
Cape
https://www.capesandbox.com/analysis/330568/

Comments


Avatar
zbet commented on 2022-11-08 14:02:01 UTC

url : hxxp://207.167.64.122/Saufmqaqo.exe