MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c50e9e99a365c6770569ca96ac2482b3bd82f946d41946e836a010ca429a7a4d. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments

SHA256 hash: c50e9e99a365c6770569ca96ac2482b3bd82f946d41946e836a010ca429a7a4d
SHA3-384 hash: a7a5a57d1a71793a85bd91908c06ed6d8f2d573e626accc4aeeb5f1bc78a92ab6edcdb896cc0e1f0d6367394183a85c8
SHA1 hash: 6b47daea0961a178c46856572fe85990334977c2
MD5 hash: 4ab37170a0891f9679ec726e106436f8
humanhash: robin-michigan-twenty-oklahoma
File name:Item list.exe
Download: download sample
Signature AgentTesla
File size:843'776 bytes
First seen:2020-09-18 13:30:04 UTC
Last seen:2020-09-18 14:42:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f01e0f86270b7f3e5d91b31f21985535 (5 x AgentTesla, 2 x Loki, 1 x AveMariaRAT)
ssdeep 12288:AY2SRgOu9uO2dm4rqoXa3p11fSxNXie7nG1nBsrwE9t/3a2pMsI4d:AxSJvObTV370xJaBqwC3lMkd
Threatray 9'611 similar samples on MalwareBazaar
TLSH 4905AE33BD909437C1631D7B9D4B42B4652FBE6D2824984DFBE4EF289F39651342A283
Reporter JAMESWT_WT
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
2
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Sending a UDP request
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Unauthorized injection to a system process
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Contains functionality to detect sleep reduction / modifications
Delayed program exit found
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Drops VBS files to the startup folder
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Maps a DLL or memory area into another process
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)
Queues an APC in another process (thread injection)
Sigma detected: Drops script at startup location
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
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 287417 Sample: Item list.exe Startdate: 18/09/2020 Architecture: WINDOWS Score: 100 37 Found malware configuration 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 Detected unpacking (changes PE section rights) 2->41 43 10 other signatures 2->43 7 wscript.exe 1 2->7         started        9 Item list.exe 2->9         started        process3 signatures4 12 Item list.exe 7->12         started        53 Maps a DLL or memory area into another process 9->53 55 Queues an APC in another process (thread injection) 9->55 15 Item list.exe 4 9->15         started        18 notepad.exe 1 9->18         started        process5 dnsIp6 57 Writes to foreign memory regions 12->57 59 Allocates memory in foreign processes 12->59 61 Maps a DLL or memory area into another process 12->61 20 Item list.exe 4 12->20         started        24 notepad.exe 1 12->24         started        33 smtp.yandex.ru 77.88.21.158, 49715, 49719, 587 YANDEXRU Russian Federation 15->33 35 smtp.yandex.com 15->35 63 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->63 65 Tries to steal Mail credentials (via file access) 15->65 67 Drops VBS files to the startup folder 18->67 69 Delayed program exit found 18->69 signatures7 process8 dnsIp9 29 smtp.yandex.ru 20->29 31 smtp.yandex.com 20->31 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 20->45 47 Tries to steal Mail credentials (via file access) 20->47 49 Tries to harvest and steal ftp login credentials 20->49 51 Tries to harvest and steal browser information (history, passwords, etc) 20->51 27 C:\Users\user\AppData\Roaming\...\Startup.vbs, ASCII 24->27 dropped file10 signatures11
Threat name:
Win32.Trojan.LokiBot
Status:
Malicious
First seen:
2020-09-18 10:27:22 UTC
File Type:
PE (Exe)
Extracted files:
41
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
upx keylogger stealer spyware trojan family:agenttesla
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SetThreadContext
Drops startup file
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
UPX packed file
AgentTesla Payload
AgentTesla
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:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
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.

Comments