MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66b93d3953720772c3adf5f424c5dc4d5e6a61c7e9d08157ccf8ad9eec069f1c. 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: 14


Intelligence 14 IOCs YARA 1 File information Comments

SHA256 hash: 66b93d3953720772c3adf5f424c5dc4d5e6a61c7e9d08157ccf8ad9eec069f1c
SHA3-384 hash: dd71a5e921d26e7d4d3e5962186f7c8d57cfce551b62e5d828bc30bf5b01d60b89118d177dcc7c08d6cd37c0afd1893f
SHA1 hash: 66b3f2a05061b53ecc5ef881400f1ef30452f2b3
MD5 hash: 0db685d98e98abaf4214262dec358b6f
humanhash: mobile-carbon-louisiana-jupiter
File name:RFQ#00388-SJOMAN ENGINEERING LLC.exe
Download: download sample
Signature AgentTesla
File size:906'240 bytes
First seen:2023-03-01 07:56:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 12288:IKQa8hYsUkIq6HE0rwKfNvhM8fhLsYX8CdClLqbMqcESTQxNqv6nnjqKoeM:IT0p7rFNvhMAsYZduLDPEp26nnjqKoeM
Threatray 1'147 similar samples on MalwareBazaar
TLSH T1A815CFA7295884FCCE6991F3D307404032D58CBEC645E29E7BACA35A5DFF6B1092271B
TrID 44.4% (.EXE) Win64 Executable (generic) (10523/12/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon f2909696969ef66e (42 x AgentTesla, 42 x SnakeKeylogger, 13 x Formbook)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
205
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
RFQ#00388-SJOMAN ENGINEERING LLC.exe
Verdict:
Malicious activity
Analysis date:
2023-03-01 07:57:24 UTC
Tags:
keylogger stealer agenttesla trojan rat

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

Behaviour
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Сreating synchronization primitives
DNS request
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Reading critical registry keys
Creating a window
Forced shutdown of a system process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed powershell
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.expl.evad
Score:
100 / 100
Signature
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
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 Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 817569 Sample: RFQ#00388-SJOMAN ENGINEERIN... Startdate: 01/03/2023 Architecture: WINDOWS Score: 100 47 Malicious sample detected (through community Yara rule) 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 Yara detected UAC Bypass using CMSTP 2->51 53 3 other signatures 2->53 6 RFQ#00388-SJOMAN ENGINEERING LLC.exe 3 2->6         started        10 Newapp.exe 2 2->10         started        12 Newapp.exe 1 2->12         started        process3 file4 29 RFQ#00388-SJOMAN ENGINEERING LLC.exe.log, CSV 6->29 dropped 55 Writes to foreign memory regions 6->55 57 Injects a PE file into a foreign processes 6->57 14 AddInProcess32.exe 17 9 6->14         started        19 AppLaunch.exe 6->19         started        21 ilasm.exe 6->21         started        27 10 other processes 6->27 23 conhost.exe 10->23         started        25 conhost.exe 12->25         started        signatures5 process6 dnsIp7 33 api4.ipify.org 64.185.227.155, 443, 49687 WEBNXUS United States 14->33 35 kamtechworld.com 108.167.172.124, 21, 49688, 49689 UNIFIEDLAYER-AS-1US United States 14->35 37 2 other IPs or domains 14->37 31 C:\Users\user\AppData\Roaming\...31ewapp.exe, PE32 14->31 dropped 39 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->39 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->41 43 May check the online IP address of the machine 14->43 45 5 other signatures 14->45 file8 signatures9
Threat name:
ByteCode-MSIL.Trojan.Tnega
Status:
Malicious
First seen:
2023-03-01 01:28:08 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
28
AV detection:
22 of 25 (88.00%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Program crash
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
AgentTesla
Unpacked files
SH256 hash:
66b93d3953720772c3adf5f424c5dc4d5e6a61c7e9d08157ccf8ad9eec069f1c
MD5 hash:
0db685d98e98abaf4214262dec358b6f
SHA1 hash:
66b3f2a05061b53ecc5ef881400f1ef30452f2b3
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:pdb_YARAify
Author:@wowabiy314
Description:PDB

File information


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

Malspam

AgentTesla

Executable exe 66b93d3953720772c3adf5f424c5dc4d5e6a61c7e9d08157ccf8ad9eec069f1c

(this sample)

  
Delivery method
Distributed via e-mail attachment

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