MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3d5a231fedd35ec2898fd4826c47e40839661f0814d9a0072d8bcb9e0391979d. 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: 12


Intelligence 12 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3d5a231fedd35ec2898fd4826c47e40839661f0814d9a0072d8bcb9e0391979d
SHA3-384 hash: d49b878a9ce9fcd40df8e44046b537dba8653b89607ae24f89226b4946fd646bf26f6b17212024261670ea31749999a9
SHA1 hash: 03f0a3b25a9c2839ac4ac5a026e825546ed6afef
MD5 hash: 62605dc5d35659c59a00d364bf62cc36
humanhash: wolfram-nebraska-carpet-johnny
File name:SecuriteInfo.com.Win32.TrojanX-gen.27388.22553
Download: download sample
Signature AgentTesla
Create hunting rule
File size:304'936 bytes
First seen:2024-02-01 02:22:00 UTC
Last seen:2024-02-05 08:32:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'738 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:Cap1ptfaAkzL7r9r/EDppppppppppppppppppppppppppppp0Gr:XWP7r9r/+ppppppppppppppppppppppN
TLSH T1B054B285EA8855A4DD09AB74AA32CD3442337EBDA834A51C29DE3E2B3BFF7D31015453
TrID 43.6% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
34.3% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
6.2% (.EXE) Win64 Executable (generic) (10523/12/4)
3.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon d4c4c4d8ccd4f0cc (241 x AgentTesla, 65 x Loki, 41 x Formbook)
Reporter SecuriteInfoCom
Tags:AgentTesla exe signed

Code Signing Certificate

Organisation:
Issuer:
Algorithm:sha256WithRSAEncryption
Valid from:2024-01-31T23:24:48Z
Valid to:2025-01-31T23:24:48Z
Serial number: 031e7a42196d206459e5deba277c1dd8
Thumbprint Algorithm:SHA256
Thumbprint: f8bd0bda3716b5ca8bf352a55399a72b0b757660eceb96513a2072804e640fb5
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
420
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3d5a231fedd35ec2898fd4826c47e40839661f0814d9a0072d8bcb9e0391979d.exe
Verdict:
Malicious activity
Analysis date:
2024-02-01 02:24:16 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/57ca213d-68c2-48f2-9d65-32486fd120ca

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/473879/
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.27388.22553.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/65bb004bf9733b1319aebbdc/reports/a2b32005-d074-4f5b-866f-71ea53d1eb2d/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/3d5a231fedd35ec2898fd4826c47e40839661f0814d9a0072d8bcb9e0391979d
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/19160b46-a124-42df-9a85-37de02ef9301
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1384471
Signature
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Adds extensions / path to Windows Defender exclusion list (Registry)
Allocates memory in foreign processes
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
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)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
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: Files With System Process Name In Unsuspected Locations
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Schedule system process
Sigma detected: Suspect Svchost Activity
Sigma detected: System File Execution Location Anomaly
System process connects to network (likely due to code injection or exploit)
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
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1384471 Sample: SecuriteInfo.com.Win32.Troj... Startdate: 01/02/2024 Architecture: WINDOWS Score: 100 81 sayhellotomalware.shop 2->81 83 mail.cannytissues.com 2->83 85 3 other IPs or domains 2->85 95 Multi AV Scanner detection for domain / URL 2->95 97 Found malware configuration 2->97 99 Malicious sample detected (through community Yara rule) 2->99 101 15 other signatures 2->101 10 SecuriteInfo.com.Win32.TrojanX-gen.27388.22553.exe 16 7 2->10         started        15 svchost.exe 16 4 2->15         started        17 svchost.exe 2->17         started        19 8 other processes 2->19 signatures3 process4 dnsIp5 87 sayhellotomalware.shop 104.21.50.164, 443, 49731, 49732 CLOUDFLARENETUS United States 10->87 71 C:\Users\user\AppData\Roaming\svchost.exe, PE32 10->71 dropped 131 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 10->131 133 Creates multiple autostart registry keys 10->133 135 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 10->135 137 Drops PE files with benign system names 10->137 21 cmd.exe 1 10->21         started        23 cmd.exe 1 10->23         started        139 Multi AV Scanner detection for dropped file 15->139 141 Writes to foreign memory regions 15->141 143 Allocates memory in foreign processes 15->143 151 2 other signatures 15->151 26 AddInProcess32.exe 15->26         started        29 CasPol.exe 15->29         started        31 powershell.exe 15->31         started        145 System process connects to network (likely due to code injection or exploit) 17->145 147 Adds a directory exclusion to Windows Defender 17->147 149 Injects a PE file into a foreign processes 17->149 33 CasPol.exe 17->33         started        35 powershell.exe 17->35         started        73 C:\Windows\Temp\u1yutvl4.inf, Windows 19->73 dropped 75 C:\Windows\Temp\doroi1ux.inf, Windows 19->75 dropped 77 C:\Windows\Temp\cztfg2fu.inf, Windows 19->77 dropped 37 CasPol.exe 19->37         started        39 8 other processes 19->39 file6 signatures7 process8 dnsIp9 41 svchost.exe 3 21->41         started        44 conhost.exe 21->44         started        46 timeout.exe 1 21->46         started        103 Uses schtasks.exe or at.exe to add and modify task schedules 23->103 48 conhost.exe 23->48         started        50 schtasks.exe 1 23->50         started        89 api4.ipify.org 64.185.227.156, 443, 49734, 49735 WEBNXUS United States 26->89 105 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 26->105 107 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 26->107 109 Tries to steal Mail credentials (via file / registry access) 26->109 111 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 26->111 52 conhost.exe 31->52         started        113 Tries to harvest and steal browser information (history, passwords, etc) 33->113 115 Hides that the sample has been downloaded from the Internet (zone.identifier) 33->115 117 Installs a global keyboard hook 33->117 54 conhost.exe 35->54         started        119 Writes to foreign memory regions 39->119 56 conhost.exe 39->56         started        signatures10 process11 signatures12 121 Writes to foreign memory regions 41->121 123 Allocates memory in foreign processes 41->123 125 Adds a directory exclusion to Windows Defender 41->125 127 Injects a PE file into a foreign processes 41->127 58 InstallUtil.exe 41->58         started        63 powershell.exe 41->63         started        65 CasPol.exe 41->65         started        67 AddInProcess32.exe 41->67         started        129 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 48->129 process13 dnsIp14 91 mail.cannytissues.com 192.254.233.82, 49737, 49739, 49740 UNIFIEDLAYER-AS-1US United States 58->91 93 ip-api.com 208.95.112.1, 49736, 49738, 49750 TUT-ASUS United States 58->93 79 C:\Users\user\AppData\Roaming\...\COtDFtR.exe, PE32 58->79 dropped 153 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 58->153 155 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 58->155 157 Tries to steal Mail credentials (via file / registry access) 58->157 159 3 other signatures 58->159 69 conhost.exe 63->69         started        file15 signatures16 process17
Score:
94%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/3d5a231fedd35ec2898fd4826c47e40839661f0814d9a0072d8bcb9e0391979d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3d5a231fedd35ec2898fd4826c47e40839661f0814d9a0072d8bcb9e0391979d/
Threat name:
Win32.Trojan.Fsysna
Create hunting rule
Status:
Malicious
First seen:
2024-02-01 00:03:57 UTC
File Type:
PE (.Net Exe)
Extracted files:
36
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hvncgh7n2npmfcmp2sbgyr7eba4wmhyictm2abznrpfz4a4rs6oq._file
Verdict:
unknown
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/240201-ctkapsbbhq/
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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
Looks up external IP address via web service
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:
3d5a231fedd35ec2898fd4826c47e40839661f0814d9a0072d8bcb9e0391979d
MD5 hash:
62605dc5d35659c59a00d364bf62cc36
SHA1 hash:
03f0a3b25a9c2839ac4ac5a026e825546ed6afef
Detections:
win_cannon_auto
Create hunting rule
Link:
https://www.unpac.me/results/3a3660df-ddb2-4c48-9523-3b0c69944a7e/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3d5a231fedd3/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3d5a231fedd35ec2898fd4826c47e40839661f0814d9a0072d8bcb9e0391979d

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:NET
Create hunting rule
Author:malware-lu
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
Rule name:win_cannon_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/473879/

Comments