MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37211ea70920adce4d2704187d8f45233724e84c2dc18158387da8bf2e94eee0. 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

SHA256 hash: 37211ea70920adce4d2704187d8f45233724e84c2dc18158387da8bf2e94eee0
SHA3-384 hash: 2eccb512e119cc9620734be077ce4cf8ee876bac7706d5fd2d9db65b84c59da77eeb2cf7b8f81e7be937a80ed6845893
SHA1 hash: 37f0228fdb6a876ba7a661a5e9c387c019fa4647
MD5 hash: f035b74d0b0881c56089ea556cec3aea
humanhash: uncle-twelve-mango-undress
File name:payment confirmation copy.exe
Download: download sample
Signature AgentTesla
File size:1'563'648 bytes
First seen:2021-06-03 05:55:42 UTC
Last seen:2021-06-03 06:54:27 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'470 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:H2t+n4zDNQjeFyOouJU+FxM2gh0GVnL0PebH0mokXfgvWABna8t8HUZvTj:Wt+nUoPZuJ7LruSeblokYvWABVmHC
Threatray 5'595 similar samples on MalwareBazaar
TLSH 9675E692F5938E28E299CB778EEFA80C83BE8DF506512F7D4F7355482F52352C509886
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
131
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
payment confirmation copy.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-03 05:59:06 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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
Detection:
malicious
Classification:
troj.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)
Initial sample is a PE file and has a suspicious name
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)
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: 428832 Sample: payment confirmation copy.exe Startdate: 03/06/2021 Architecture: WINDOWS Score: 100 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 10 other signatures 2->49 6 payment confirmation copy.exe 3 2->6         started        9 chrome.exe 3 2->9         started        12 chrome.exe 2 2->12         started        process3 file4 23 C:\...\payment confirmation copy.exe.log, ASCII 6->23 dropped 14 payment confirmation copy.exe 2 9 6->14         started        51 Multi AV Scanner detection for dropped file 9->51 53 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 9->53 55 Machine Learning detection for dropped file 9->55 57 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 9->57 19 chrome.exe 2 9->19         started        21 chrome.exe 9->21         started        signatures5 process6 dnsIp7 29 208.91.199.224, 49766, 587 PUBLIC-DOMAIN-REGISTRYUS United States 14->29 31 smtp.wickwirewerehouse.com 14->31 33 us2.smtp.mailhostbox.com 208.91.199.223, 49765, 587 PUBLIC-DOMAIN-REGISTRYUS United States 14->33 25 C:\Users\user\AppData\Roaming\...\chrome.exe, PE32 14->25 dropped 27 C:\Users\user\...\chrome.exe:Zone.Identifier, ASCII 14->27 dropped 35 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->35 37 Tries to steal Mail credentials (via file access) 14->37 39 Tries to harvest and steal ftp login credentials 14->39 41 3 other signatures 14->41 file8 signatures9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-06-03 05:56:12 UTC
AV detection:
11 of 47 (23.40%)
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
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
1e7c66f6da06a0ea81371fb98d0e76424a600518b808140279c7ba8e06541ac5
MD5 hash:
8fe0389e4b903545421e42b628186cd2
SHA1 hash:
f6adc3d1a4ac995fad2a49474243d896b0236c2b
SH256 hash:
37211ea70920adce4d2704187d8f45233724e84c2dc18158387da8bf2e94eee0
MD5 hash:
f035b74d0b0881c56089ea556cec3aea
SHA1 hash:
37f0228fdb6a876ba7a661a5e9c387c019fa4647
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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
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 37211ea70920adce4d2704187d8f45233724e84c2dc18158387da8bf2e94eee0

(this sample)

  
Delivery method
Distributed via e-mail attachment

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