MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 32c76a3f890ebf89d49934851b64eb3aceeff0bfc78ef38d14a9d2d43d357b89. 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: 15


Intelligence 15 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 32c76a3f890ebf89d49934851b64eb3aceeff0bfc78ef38d14a9d2d43d357b89
SHA3-384 hash: a0e04c6dca58ed6cd8c96c7ea8c048994d9bb41a91bd967f0eb4a2e475a0daaee405ddc94ba5aab2d5fce2fedd1c7f17
SHA1 hash: 61c471ab222c132d28557461831d07b844c2950d
MD5 hash: 80879bff6cd1deabdeccc98174fc2b6b
humanhash: bakerloo-gee-happy-failed
File name:Quotation Inquiry.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:581'496 bytes
First seen:2023-10-31 09:43:30 UTC
Last seen:2023-11-01 10:13:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:q9BphA3ecIn0a95VdlNlcjtnsARBzN4oiJ0738xeyk63D64PtLZw:qDDAucyfjVdlNlcjtnsO4GiDvFZw
Threatray 5 similar samples on MalwareBazaar
TLSH T19EC4CF66F7F0650EE5DA8576CE3063E0623368A3B613E369DC54E596382C7D78EC04A3
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter lowmal3
Tags:AgentTesla exe signed

Code Signing Certificate

Organisation:Issued by Amazon
Issuer:Issued by Amazon
Algorithm:sha256WithRSAEncryption
Valid from:2023-10-31T09:17:34Z
Valid to:2024-10-31T09:17:34Z
Serial number: fd973c11e8d819072d888a11ffbd8ab1
Thumbprint Algorithm:SHA256
Thumbprint: 2b4b89578fc5a5d8853eca44837250d938707eced1616064452c4479345f244b
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
381
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Quotation Inquiry.exe
Verdict:
Malicious activity
Analysis date:
2023-10-31 13:49:32 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/2eb09578-1ba2-40db-a503-813102767855

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/457338/
Detection(s):
SecuriteInfo.com.MSIL.GenKryptik.GPNW.tr.26284.656.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Running batch commands
Creating a process with a hidden window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Creating a file
Launching a process
Creating a process from a recently created file
Launching the default Windows debugger (dwwin.exe)
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Blocking the User Account Control
Enabling autorun by creating a file
Adding exclusions to Windows Defender
Adding an exclusion to Microsoft Defender
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/6540cc62bc703e36b094d182/reports/a99a37c4-a146-4525-8602-0cf44300ada0/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/32c76a3f890ebf89d49934851b64eb3aceeff0bfc78ef38d14a9d2d43d357b89
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1bfa587f-fd5c-4e47-9e8a-da4d9a85ac6e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1334788
Signature
.NET source code contains process injector
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Creates multiple autostart registry keys
Disables UAC (registry)
Drops PE files with benign system names
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
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Schedule system process
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1334788 Sample: Quotation_Inquiry.exe Startdate: 31/10/2023 Architecture: WINDOWS Score: 100 74 Found malware configuration 2->74 76 Malicious sample detected (through community Yara rule) 2->76 78 Antivirus / Scanner detection for submitted sample 2->78 80 9 other signatures 2->80 9 Quotation_Inquiry.exe 1 7 2->9         started        13 svchost.exe 2 4 2->13         started        15 svchost.exe 2->15         started        17 5 other processes 2->17 process3 dnsIp4 68 C:\Users\user\AppData\Roaming\svchost.exe, PE32 9->68 dropped 98 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 9->98 100 Creates multiple autostart registry keys 9->100 102 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 9->102 104 Drops PE files with benign system names 9->104 20 cmd.exe 1 9->20         started        22 cmd.exe 1 9->22         started        106 Antivirus detection for dropped file 13->106 108 Multi AV Scanner detection for dropped file 13->108 110 Machine Learning detection for dropped file 13->110 112 Disables UAC (registry) 13->112 25 CasPol.exe 13->25         started        28 powershell.exe 13->28         started        114 Writes to foreign memory regions 15->114 116 Adds a directory exclusion to Windows Defender 15->116 118 Injects a PE file into a foreign processes 15->118 30 CasPol.exe 15->30         started        32 powershell.exe 15->32         started        72 127.0.0.1 unknown unknown 17->72 34 CasPol.exe 17->34         started        36 WerFault.exe 17->36         started        38 5 other processes 17->38 file5 signatures6 process7 file8 40 svchost.exe 3 20->40         started        57 2 other processes 20->57 82 Uses schtasks.exe or at.exe to add and modify task schedules 22->82 43 conhost.exe 22->43         started        45 schtasks.exe 1 22->45         started        70 C:\Users\user\AppData\Roaming\...\WabOCM.exe, PE32 25->70 dropped 84 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 25->84 86 Tries to steal Mail credentials (via file / registry access) 25->86 88 Creates multiple autostart registry keys 25->88 47 conhost.exe 28->47         started        90 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 30->90 92 Tries to harvest and steal browser information (history, passwords, etc) 30->92 94 Hides that the sample has been downloaded from the Internet (zone.identifier) 30->94 49 WerFault.exe 30->49         started        51 conhost.exe 32->51         started        53 WerFault.exe 34->53         started        55 conhost.exe 38->55         started        signatures9 process10 signatures11 96 Adds a directory exclusion to Windows Defender 40->96 59 CasPol.exe 40->59         started        62 powershell.exe 40->62         started        process12 signatures13 120 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 59->120 122 Tries to steal Mail credentials (via file / registry access) 59->122 124 Hides that the sample has been downloaded from the Internet (zone.identifier) 59->124 64 WerFault.exe 59->64         started        66 conhost.exe 62->66         started        process14
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/32c76a3f890ebf89d49934851b64eb3aceeff0bfc78ef38d14a9d2d43d357b89
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/32c76a3f890ebf89d49934851b64eb3aceeff0bfc78ef38d14a9d2d43d357b89/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-10-31 09:30:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gldwup4jb27ytvezgscrwzhlhlho74f7y6hphdiuvhjnipjvpoeq._file
Verdict:
malicious
Similar samples:
001ef8104503007e72be81c4e5065b4c81aa95b1e3f41928c483e720e0c4b2c2
AgentTesla
1221600b565c655501fbb55c60109aafbcbf09712075c174463f137f41966420
AgentTesla
b443d6f13beed82c92b907ef2c2b8baeda342825bb132ecc1a3948c05aa1888b
AgentTesla
d4756deecbbbfc7cea0a686920735106c398565109656b919882be9984d89314
AgentTesla
e69a5acecc913dd2a60736303db36b6f2415caf682dfff23dc5e7822e5bf117a
AgentTesla
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/231031-lqgj3sfc5x/
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
Maps connected drives based on registry
Checks BIOS information in registry
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Windows security modification
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
AgentTesla
UAC bypass
Windows security bypass
Unpacked files
SH256 hash:
32c76a3f890ebf89d49934851b64eb3aceeff0bfc78ef38d14a9d2d43d357b89
MD5 hash:
80879bff6cd1deabdeccc98174fc2b6b
SHA1 hash:
61c471ab222c132d28557461831d07b844c2950d
Link:
https://www.unpac.me/results/ccdeb6ee-bd8a-46cd-ab3a-b60758235996/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/32c76a3f890e/report/overview.html
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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 32c76a3f890ebf89d49934851b64eb3aceeff0bfc78ef38d14a9d2d43d357b89

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/457338/

Comments