MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e18b35bb58d2491c0a112bef5da1a6782b5853abeea43ea9661a90e7d7ba0f41. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e18b35bb58d2491c0a112bef5da1a6782b5853abeea43ea9661a90e7d7ba0f41
SHA3-384 hash: a377ee00c8ded694178b4d676bd8df1a0abd85cffa3291934650eb9e7bc35f152d753b7466f46672b01a407a4f4bf248
SHA1 hash: 3fe5431dea32547a1ac18bfc7f0897107e69b9eb
MD5 hash: cc9055a3a09d2685b1626bb1623d864b
humanhash: eight-yellow-green-cola
File name:N0vktYxfuWjaTvG.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:623'616 bytes
First seen:2021-05-17 11:54:40 UTC
Last seen:2021-05-17 12:02:35 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:mb/BKhdbzfEpqWUT3xbQPSm7ojD/N/7y2v97MCzLz:bhdbDEpqRTWPSm7ojbN//Vf3
Threatray 4'989 similar samples on MalwareBazaar
TLSH 21D4F12136E9D794E6FD873A0531920053F1FD47D7B2DA0D7EA9799D0C32AC186A3B22
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
N0vktYxfuWjaTvG.exe
Verdict:
Malicious activity
Analysis date:
2021-05-17 11:59:15 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f105a6f8-a36e-4e32-829f-da7fe1d8ec73

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/157836/
Detection(s):
SecuriteInfo.com.Scr.Malcodegdn30.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/783452
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
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 AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 415848 Sample: N0vktYxfuWjaTvG.exe Startdate: 17/05/2021 Architecture: WINDOWS Score: 100 41 Found malware configuration 2->41 43 Antivirus detection for dropped file 2->43 45 Antivirus / Scanner detection for submitted sample 2->45 47 10 other signatures 2->47 7 N0vktYxfuWjaTvG.exe 7 2->7         started        process3 file4 29 C:\Users\user\AppData\Roaming\xCzntIW.exe, PE32 7->29 dropped 31 C:\Users\user\...\xCzntIW.exe:Zone.Identifier, ASCII 7->31 dropped 33 C:\Users\user\AppData\Local\...\tmp308C.tmp, XML 7->33 dropped 35 C:\Users\user\...350vktYxfuWjaTvG.exe.log, ASCII 7->35 dropped 49 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->49 51 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->51 53 Uses schtasks.exe or at.exe to add and modify task schedules 7->53 55 2 other signatures 7->55 11 N0vktYxfuWjaTvG.exe 7->11         started        15 powershell.exe 24 7->15         started        17 powershell.exe 24 7->17         started        19 3 other processes 7->19 signatures5 process6 dnsIp7 37 mail.alfalaahdg.com 13.232.164.78, 49747, 587 AMAZON-02US United States 11->37 57 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->57 59 Tries to steal Mail credentials (via file access) 11->59 61 Tries to harvest and steal ftp login credentials 11->61 63 Tries to harvest and steal browser information (history, passwords, etc) 11->63 39 192.168.2.1 unknown unknown 15->39 21 conhost.exe 15->21         started        23 conhost.exe 17->23         started        25 conhost.exe 19->25         started        27 conhost.exe 19->27         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e18b35bb58d2491c0a112bef5da1a6782b5853abeea43ea9661a90e7d7ba0f41/
Threat name:
ByteCode-MSIL.Trojan.Heracles
Create hunting rule
Status:
Malicious
First seen:
2021-05-16 13:25:25 UTC
File Type:
PE (.Net Exe)
Extracted files:
29
AV detection:
18 of 29 (62.07%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4gftlo2y2jerycqrfpxv3ingpavvqu5l52sd5klgdkiopv52b5aq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
268f89bd4548d21dd1f6133a394327691e479443003cb92cdf9c0568a6b3ec41
AgentTesla
5404502132bd53e87a3a19c24705b0d6d74d50a0d0af026549100131e3d33bb4
AgentTesla
6ba09bf0b6f9ed13f6600679a0c81cc79dc1461213798b606178f3815078aedd
AgentTesla
a05b237bd950b290bde604ee1eb0682268195ce28a92dfc1b17c5085583dd107
AgentTesla
aa4796d84dc326ad08f465f59aa06da962f352244448a26af46e935649dd9e15
AgentTesla
b749cd6d8d74e65f5ff17f2d11b1c99d4e5540e161b572bfe58d7078943fb6d0
AgentTesla
e1e3f2ec9ab179e5099c38c118eef6b9286354a64bccb82ea62e35b6be95f95f
AgentTesla
f01532f0b31d04710139a44918a88e8d3403a7195695a27e1b2aa2f9a8f5188f
AgentTesla
f1a5608a441dd2ec272cce425b7961216b6255c1b239fdfd55f6b537d7ec35f7
AgentTesla
fc40429e1461e2cc002fdb2b131ca7eadd4f3a688a24130197667c3493213986
AgentTesla
+ 4'979 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210517-fhg1h81yze/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/e18b35bb58d2491c0a112bef5da1a6782b5853abeea43ea9661a90e7d7ba0f41

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:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/157836/

Comments