MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9425a24231d1dad3484de480d65843e7f1b60fd04d753c9f8cb8b093a022e7f2. 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

SHA256 hash: 9425a24231d1dad3484de480d65843e7f1b60fd04d753c9f8cb8b093a022e7f2
SHA3-384 hash: 9c9dae66b572853c593898f88fc7f04fb5e2dd81e538b25de8ce88c4d57be5af7914319c230a9539576717de86abea16
SHA1 hash: b3f61e03239effd3f9c10d9300d7ecde63ee45c9
MD5 hash: bcba31cdf7765fd0223e246e09cfb1f0
humanhash: red-football-alaska-magnesium
File name:bcba31cdf7765fd0223e246e09cfb1f0.exe
Download: download sample
Signature AgentTesla
File size:539'648 bytes
First seen:2021-03-05 07:37:24 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 6144:uIozN1VxLovlzW5cCNwGQixQL69vOckXaLgorkz29+OHWLDw:uIINFLolzpCNrQKZSoF7H8k
Threatray 3'017 similar samples on MalwareBazaar
TLSH 2FB4F162B608846BE8192FF44565E51823FFEFB1A9E2DAD52C8C72742B7339E1403477
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
mail.cubasa.com.mx:587

Intelligence


File Origin
# of uploads :
1
# of downloads :
139
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
bcba31cdf7765fd0223e246e09cfb1f0.exe
Verdict:
Suspicious activity
Analysis date:
2021-03-05 07:40:14 UTC
Tags:
n/a

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
Sending a custom TCP request
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
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.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
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
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 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
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 363720 Sample: eeb4BBNsTR.exe Startdate: 05/03/2021 Architecture: WINDOWS Score: 100 39 Found malware configuration 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 Yara detected AgentTesla 2->43 45 2 other signatures 2->45 6 eeb4BBNsTR.exe 3 2->6         started        10 regAsm.exe 3 2->10         started        12 regAsm.exe 2 2->12         started        process3 file4 23 C:\Users\user\AppData\...\eeb4BBNsTR.exe.log, ASCII 6->23 dropped 47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->47 49 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->49 51 Injects a PE file into a foreign processes 6->51 14 eeb4BBNsTR.exe 2 11 6->14         started        53 Multi AV Scanner detection for dropped file 10->53 55 Machine Learning detection for dropped file 10->55 57 Found evasive API chain (trying to detect sleep duration tampering with parallel thread) 10->57 19 regAsm.exe 4 10->19         started        21 regAsm.exe 4 12->21         started        signatures5 process6 dnsIp7 29 mail.cubasa.com.mx 50.116.93.102, 49762, 49763, 587 UNIFIEDLAYER-AS-1US United States 14->29 25 C:\Users\user\AppData\Roaming\...\regAsm.exe, PE32 14->25 dropped 27 C:\Users\user\...\regAsm.exe:Zone.Identifier, ASCII 14->27 dropped 31 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->31 33 Tries to steal Mail credentials (via file access) 14->33 35 Tries to harvest and steal ftp login credentials 14->35 37 3 other signatures 14->37 file8 signatures9
Threat name:
ByteCode-MSIL.Trojan.Emotet
Status:
Suspicious
First seen:
2021-03-04 19:15:23 UTC
AV detection:
14 of 28 (50.00%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
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
Unpacked files
SH256 hash:
363e72dc038d7a2b110b73af7526a791dfd91ca569b9ce5e0fa05dc604f04060
MD5 hash:
e09d7ca18b8a3bea9802c069b6f6a2c8
SHA1 hash:
279f0210c188c0a1448286f746d8451299d911b2
SH256 hash:
f8b5b51efedb3e87493ac2439473564603cc3059d57956f209a7310e311a1027
MD5 hash:
d66f89bf838fb52ed59d311a99aea214
SHA1 hash:
342525c4aabbb92abf51459081d34ed0f1cdc965
SH256 hash:
7e9004766dbec418e1a1ebec9db7406758dba8a6cd0fe501e0c8d3d9031eec64
MD5 hash:
bc94c1a86c7dc8756462cfe334ed90f0
SHA1 hash:
43a6e2dd64f4dbd785c06446c3e77e291f193c6f
SH256 hash:
9425a24231d1dad3484de480d65843e7f1b60fd04d753c9f8cb8b093a022e7f2
MD5 hash:
bcba31cdf7765fd0223e246e09cfb1f0
SHA1 hash:
b3f61e03239effd3f9c10d9300d7ecde63ee45c9
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


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

Comments