MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bdc9849371891b1cab4067f7ae50dbdf2992967750f9385731ec436a7f316300. 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 2 File information Comments 1

SHA256 hash: bdc9849371891b1cab4067f7ae50dbdf2992967750f9385731ec436a7f316300
SHA3-384 hash: 170bd02558fd73515fccba4dd4aca4fa2bee2fb2caf6b1cea4843e752d33367e9c7a57791f9dc7671c26b6ae00afb7cb
SHA1 hash: 63415ea2faf0ad549866ddb89f9f8e1b676bfe52
MD5 hash: d7499e6da2592c8ca81cac79d98ddbe6
humanhash: nineteen-maine-nineteen-tango
File name:AWB-18267638920511_ES.bat
Download: download sample
Signature AgentTesla
File size:751'616 bytes
First seen:2021-05-07 15:21:55 UTC
Last seen:2021-05-07 16:15:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:bXr+oLLoS60/K7yh0UHpGRErTKVoMxdYKV9yR7HxHQl8ds8ODODJ6qdy:f+oLAUHpGeT9C8R7Bob8ODON6qA
Threatray 4'599 similar samples on MalwareBazaar
TLSH 6CF47CEC765465F0E35B5D32B3DF0C0682252274A93BA91E8B6013BD1E63E173E3998D
Reporter abuse_ch
Tags:AgentTesla bat

Intelligence


File Origin
# of uploads :
3
# of downloads :
121
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Allocates memory in foreign processes
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 408636 Sample: AWB-18267638920511_ES.bat Startdate: 09/05/2021 Architecture: WINDOWS Score: 100 22 Found malware configuration 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Yara detected AgentTesla 2->26 28 6 other signatures 2->28 6 AWB-18267638920511_ES.exe 3 2->6         started        process3 file4 16 C:\Users\...\AWB-18267638920511_ES.exe.log, ASCII 6->16 dropped 30 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->30 32 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->32 34 Writes to foreign memory regions 6->34 36 3 other signatures 6->36 10 AWB-18267638920511_ES.exe 4 6->10         started        14 BackgroundTransferHost.exe 13 6->14         started        signatures5 process6 dnsIp7 18 brimaq.com 78.128.8.31, 49735, 587 TELEPOINTBG Bulgaria 10->18 20 mail.brimaq.com 10->20 38 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 10->38 40 Tries to steal Mail credentials (via file access) 10->40 42 Tries to harvest and steal ftp login credentials 10->42 44 Tries to harvest and steal browser information (history, passwords, etc) 10->44 46 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->46 48 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 14->48 signatures8
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-05-07 15:22:22 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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:
74b2935b9dfe4ba397fd0507ae3c36abb77193041f2e7c43c55dc4e7b33de61c
MD5 hash:
b5c218f30fecc9cb8513ff6a46737b01
SHA1 hash:
f0416867c2b114789620b318051f1fa390b07eae
SH256 hash:
4ffe20888a9ab3c7423fb84397261d9bb9b9cee395cf729d0036fdd4721ce0f5
MD5 hash:
4d0a9f19a63ed4f9c73d10086913304f
SHA1 hash:
a5d19af36261974ae8d4f075541c546158a2aabc
SH256 hash:
5f4c56220ee90e63d2a3658d082dc0d7c4353163f868d252c041e2aa1d7d4a6e
MD5 hash:
d39460c74a347031731b0099869156a4
SHA1 hash:
5ece1c7bc9be304979729c0c3cbc7f8feb07c714
SH256 hash:
bdc9849371891b1cab4067f7ae50dbdf2992967750f9385731ec436a7f316300
MD5 hash:
d7499e6da2592c8ca81cac79d98ddbe6
SHA1 hash:
63415ea2faf0ad549866ddb89f9f8e1b676bfe52
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: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.

Comments



Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-07 15:59:52 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0009.029] Anti-Behavioral Analysis::Instruction Testing