MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d85d393aa910619b2b41bdadebdf519025be14bebcb8a3d63a3d0c90b1b5d626. 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: 16


Intelligence 16 IOCs YARA 14 File information Comments

SHA256 hash: d85d393aa910619b2b41bdadebdf519025be14bebcb8a3d63a3d0c90b1b5d626
SHA3-384 hash: fe021573765f8263a646cc30121e24ed653b59a42a8ec283730df4f0a475ee1b4b8fa84b921af318ea684ac7c7578ea6
SHA1 hash: 65296396efa27bc739703577ded291c7211d2162
MD5 hash: 8da83b169895bbb7dbbc195db98cb5ac
humanhash: sierra-mobile-equal-kansas
File name:SecuriteInfo.com.Win32.PWSX-gen.16011.25037
Download: download sample
Signature AgentTesla
File size:702'464 bytes
First seen:2023-11-28 09:18:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:o0g7gXHjqVIeQ8OAGedyo0n1JYRBUG8ZBmpVD5hQOPoVAQmbCp:o0g8XHWVhzdL0nXeUG8ZcpFXQC
TLSH T188E41215376E8B03E17EC3F669A2642143F5358E7971E7298EC626EF6802F404B54E2F
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
313
Origin country :
FR FR
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for synchronization primitives
Creating a window
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
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 potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
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)
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
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
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1349167 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 28/11/2023 Architecture: WINDOWS Score: 100 40 mail.mgsales.net 2->40 44 Snort IDS alert for network traffic 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 8 other signatures 2->50 8 SecuriteInfo.com.Win32.PWSX-gen.16011.25037.exe 7 2->8         started        12 taCwjHpOXt.exe 5 2->12         started        signatures3 process4 file5 36 C:\Users\user\AppData\...\taCwjHpOXt.exe, PE32 8->36 dropped 38 C:\Users\user\AppData\Local\...\tmpD11B.tmp, XML 8->38 dropped 52 Uses schtasks.exe or at.exe to add and modify task schedules 8->52 54 Writes to foreign memory regions 8->54 56 Allocates memory in foreign processes 8->56 58 Adds a directory exclusion to Windows Defender 8->58 14 RegSvcs.exe 2 8->14         started        18 RegSvcs.exe 8->18         started        20 powershell.exe 23 8->20         started        26 2 other processes 8->26 60 Multi AV Scanner detection for dropped file 12->60 62 Machine Learning detection for dropped file 12->62 64 Injects a PE file into a foreign processes 12->64 22 RegSvcs.exe 12->22         started        24 schtasks.exe 12->24         started        signatures6 process7 dnsIp8 42 mail.mgsales.net 148.66.138.198, 49707, 49708, 587 AS-26496-GO-DADDY-COM-LLCUS Singapore 14->42 66 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->66 28 conhost.exe 20->28         started        68 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->68 70 Tries to steal Mail credentials (via file / registry access) 22->70 72 Tries to harvest and steal browser information (history, passwords, etc) 22->72 30 conhost.exe 24->30         started        32 conhost.exe 26->32         started        34 conhost.exe 26->34         started        signatures9 process10
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2023-11-28 09:19:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
18 of 23 (78.26%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla_v4
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
c5bc5799612536e226280afad5728432d48981fcc0113c12d3c50d9efb436672
MD5 hash:
299c6b68067ddddd20585af39d64aff7
SHA1 hash:
f80dacf24c4e13cc57a0dd61a901204ad93b1d59
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
SH256 hash:
2a0290a662e89a81ed2d9c73e54a0aeba209fc36617f134cf0aaa74690db47db
MD5 hash:
4820945deb84d6bd26460e8a6ba0c622
SHA1 hash:
c519540ad21594fa45fcc2e6e15cfbea8b3449b9
SH256 hash:
728d1ec1209e9291fd713ed1029578a278cbe231c67f19cba533b10d8a4544a9
MD5 hash:
4c00b4aeb1a483aac96f5b1f0640945c
SHA1 hash:
93acf5faa2446bb873a18dc335d2d2e2a856c770
Detections:
AgentTesla win_agent_tesla_g2 Agenttesla_type2 INDICATOR_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_Binary_References_Browsers INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
SH256 hash:
d85d393aa910619b2b41bdadebdf519025be14bebcb8a3d63a3d0c90b1b5d626
MD5 hash:
8da83b169895bbb7dbbc195db98cb5ac
SHA1 hash:
65296396efa27bc739703577ded291c7211d2162
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:AgentTeslaV3
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTesla_DIFF_Common_Strings_01
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_EXE_Packed_GEN01
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
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.

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