MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c97c2d72553b6f818ebb58b1ac6157c7e072b628015577973fa862ca0d2ecd77. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments

SHA256 hash: c97c2d72553b6f818ebb58b1ac6157c7e072b628015577973fa862ca0d2ecd77
SHA3-384 hash: 32b4d4d8df682fc9afc60c35b09df50047f00ae29451be779b08c5f1a0f3b71b4922334388956252d6da1a5dc9049741
SHA1 hash: 7112d37c6aa3f17d3f0ccfc08dc545f3bfb593be
MD5 hash: 3ffb40cda8d4ac072ff5febf9bab5def
humanhash: jig-maine-red-oranges
File name:file.exe
Download: download sample
Signature AgentTesla
File size:1'118'720 bytes
First seen:2021-06-01 06:31:39 UTC
Last seen:2021-06-01 08:09:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:nVPaPrOWEaN29SXqQic+ukyu5C46CfLc:nVCq37BQicgBLc
Threatray 5'454 similar samples on MalwareBazaar
TLSH 7E355BE4FD59B86AC14ED731B28098FDD7631DFA028A4BA906E7FECD5B037494B48481
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-01 06:47:55 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Changing a file
Creating a file
Creating a window
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Sending a UDP request
Creating a file in the Windows subdirectories
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.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Modifies the hosts file
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 (e.g. based on Emerging Threat rules)
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 427568 Sample: file.exe Startdate: 01/06/2021 Architecture: WINDOWS Score: 100 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 6 other signatures 2->47 6 file.exe 3 2->6         started        10 gqxRqu.exe 3 2->10         started        12 gqxRqu.exe 2 2->12         started        process3 file4 23 C:\Users\user\AppData\Local\...\file.exe.log, ASCII 6->23 dropped 49 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->49 51 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->51 53 Injects a PE file into a foreign processes 6->53 14 file.exe 17 9 6->14         started        55 Multi AV Scanner detection for dropped file 10->55 19 gqxRqu.exe 2 10->19         started        21 gqxRqu.exe 2 12->21         started        signatures5 process6 dnsIp7 31 ftp.colemanco.com.au 116.90.56.138, 21, 31057, 31320 DIGITALPACIFIC-AUDigitalPacificPtyLtdAustraliaAU Australia 14->31 25 C:\Users\user\AppData\Roaming\...\gqxRqu.exe, PE32 14->25 dropped 27 C:\Users\user\...\gqxRqu.exe:Zone.Identifier, ASCII 14->27 dropped 33 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->33 35 Tries to steal Mail credentials (via file access) 14->35 37 Tries to harvest and steal ftp login credentials 14->37 39 3 other signatures 14->39 29 C:\Windows\System32\drivers\etc\hosts, ASCII 21->29 dropped file8 signatures9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-06-01 02:54:46 UTC
AV detection:
6 of 45 (13.33%)
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 WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops file in Drivers directory
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: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.

Malspam

AgentTesla

Executable exe c97c2d72553b6f818ebb58b1ac6157c7e072b628015577973fa862ca0d2ecd77

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments