MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31f153b1270cc3279425f4aa1d576dc02142d2008afdf5b7fd21f74431bb6473. 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 File information Comments

SHA256 hash: 31f153b1270cc3279425f4aa1d576dc02142d2008afdf5b7fd21f74431bb6473
SHA3-384 hash: 95f4f340edaae4b496399c497d886b68b5189a23581d6a7845aa7c16835dd6eb870211393154195636106931d6df04db
SHA1 hash: 7b358e43bd2c990af2dccd1eedd4ff8a165c0304
MD5 hash: e6f1974aaeafa83cfb19e421a1c063ca
humanhash: victor-arizona-mars-west
File name:QUOTATION#QQO2103060_Hangzhou_Zhongniu_Import_Export_Co.exe
Download: download sample
Signature AgentTesla
File size:722'944 bytes
First seen:2021-04-12 06:15:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'743 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:y6szqqB3PQhPp5owTZW010CjZH+TqUXHImiN+laFNXLurd:VszqIgfoZ01LVH+OUXHjiN+laTXLurd
Threatray 3'978 similar samples on MalwareBazaar
TLSH FCF4E01B73902569E91C0D77850B04C063F5CD7BE638F31E3AC93AD60FB179A662E626
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: facetohen.ga
Sending IP: 5.8.93.122
From: Mr.Philip Zhao <philp_chinazhongniu@gmail.com>
Subject: Request for Quotation
Attachment: QUOTATIONQQO2103060_Hangzhou_Zhongniu_Import_Export_Co.arj (contains "QUOTATION#QQO2103060_Hangzhou_Zhongniu_Import_Export_Co.exe")

Intelligence


File Origin
# of uploads :
1
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
QUOTATION#QQO2103060_Hangzhou_Zhongniu_Import_Export_Co.exe
Verdict:
Malicious activity
Analysis date:
2021-04-12 06:29:12 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
DNS request
Sending a custom TCP request
Sending a UDP request
Creating a window
Running batch commands
Launching a process
Creating a file in the %temp% directory
Creating a file in the %AppData% directory
Creating a process from a recently created file
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Result
Verdict:
SUSPICIOUS
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.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Allocates memory in foreign processes
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
Injects a PE file into a foreign processes
Injects files into Windows application
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped 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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 385214 Sample: QUOTATION#QQO2103060_Hangzh... Startdate: 12/04/2021 Architecture: WINDOWS Score: 100 41 Found malware configuration 2->41 43 Yara detected AgentTesla 2->43 45 .NET source code contains very large array initializations 2->45 47 2 other signatures 2->47 7 QUOTATION#QQO2103060_Hangzhou_Zhongniu_Import_Export_Co.exe 15 7 2->7         started        11 FILES.exe 14 3 2->11         started        process3 dnsIp4 29 C:\Users\user\AppData\Roaming\FILES.exe, PE32 7->29 dropped 31 C:\Users\user\AppData\...\InstallUtil.exe, PE32 7->31 dropped 33 C:\Users\user\...\FILES.exe:Zone.Identifier, ASCII 7->33 dropped 35 QUOTATION#QQO21030...t_Export_Co.exe.log, ASCII 7->35 dropped 55 Hides that the sample has been downloaded from the Internet (zone.identifier) 7->55 14 FILES.exe 8 4 7->14         started        18 cmd.exe 1 7->18         started        39 192.168.2.1 unknown unknown 11->39 57 Multi AV Scanner detection for dropped file 11->57 59 Machine Learning detection for dropped file 11->59 file5 signatures6 process7 file8 37 C:\Users\user\AppData\Roaming\QQ.xlsx, Microsoft 14->37 dropped 61 Writes to foreign memory regions 14->61 63 Allocates memory in foreign processes 14->63 65 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->65 67 Injects a PE file into a foreign processes 14->67 20 InstallUtil.exe 14->20         started        23 EXCEL.EXE 21 14->23         started        25 conhost.exe 18->25         started        27 reg.exe 1 1 18->27         started        signatures9 process10 signatures11 49 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 20->49 51 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 20->51 53 Injects files into Windows application 23->53
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Status:
Malicious
First seen:
2021-04-12 06:16:13 UTC
AV detection:
10 of 48 (20.83%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla agilenet keylogger persistence spyware stealer trojan
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Obfuscated with Agile.Net obfuscator
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
31f153b1270cc3279425f4aa1d576dc02142d2008afdf5b7fd21f74431bb6473
MD5 hash:
e6f1974aaeafa83cfb19e421a1c063ca
SHA1 hash:
7b358e43bd2c990af2dccd1eedd4ff8a165c0304
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Malspam

AgentTesla

Executable exe 31f153b1270cc3279425f4aa1d576dc02142d2008afdf5b7fd21f74431bb6473

(this sample)

  
Delivery method
Distributed via e-mail attachment

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