MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66fc227615863dc5d6d327380c0dbb43cd00872f2e13fc665d3f47b7fd610129. 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: 17


Intelligence 17 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 66fc227615863dc5d6d327380c0dbb43cd00872f2e13fc665d3f47b7fd610129
SHA3-384 hash: f9463d1f283f3bd641143911b30ff1ca754959829bbc2f165cbd0c36d3e3cac69a017938a1591f40e79ea36c80699a2e
SHA1 hash: 185ad3c1cddc41a66ff5c654d7185779bf12c436
MD5 hash: b1a2ee49591c970b26668b86aac51e9d
humanhash: orange-twenty-seven-chicken
File name:SecuriteInfo.com.Win32.PWSX-gen.12294.9769
Download: download sample
Signature AgentTesla
Create hunting rule
File size:639'488 bytes
First seen:2023-11-14 02:20:03 UTC
Last seen:2023-11-14 02:20:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:OVMcthmJ7n3zKa7Tt76s8apiV9Dv8cIwvCmDh2xUXZHx7JNogFgHzAFnSS:/nDKaxTTOv8pPWZRNb8qS
Threatray 1'758 similar samples on MalwareBazaar
TLSH T182D423163DB85B62D9B5C7FA063919D003B2B40D7127E2EC8EE432CB3A65F850561B6F
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
321
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.12294.9769
Verdict:
Malicious activity
Analysis date:
2023-11-14 02:22:26 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/343d9d1c-f0a3-4856-81ac-83c61d727e94

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/458419/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.12294.9769.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Сreating synchronization primitives
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
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Creating a window
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/6552d98e28bfca96f8aaff0e/reports/61f3d5af-e90c-4f94-953b-44dfa6cdfd7c/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/66fc227615863dc5d6d327380c0dbb43cd00872f2e13fc665d3f47b7fd610129
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/9f2b1ffa-35cd-4c3f-a4e2-e2ceb0abae4b
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1342075
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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
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
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1342075 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 14/11/2023 Architecture: WINDOWS Score: 100 59 mail.karthikagro.in 2->59 61 api4.ipify.org 2->61 63 api.ipify.org 2->63 69 Found malware configuration 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 Sigma detected: Scheduled temp file as task from temp location 2->73 75 8 other signatures 2->75 8 SecuriteInfo.com.Win32.PWSX-gen.12294.9769.exe 7 2->8         started        12 xfOCpmAyCy.exe 5 2->12         started        14 pRaMO.exe 2->14         started        16 pRaMO.exe 2->16         started        signatures3 process4 file5 55 C:\Users\user\AppData\...\xfOCpmAyCy.exe, PE32 8->55 dropped 57 C:\Users\user\AppData\Local\...\tmp3A51.tmp, XML 8->57 dropped 85 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->85 87 Uses schtasks.exe or at.exe to add and modify task schedules 8->87 89 Adds a directory exclusion to Windows Defender 8->89 91 Injects a PE file into a foreign processes 8->91 18 SecuriteInfo.com.Win32.PWSX-gen.12294.9769.exe 16 5 8->18         started        23 powershell.exe 23 8->23         started        35 2 other processes 8->35 93 Multi AV Scanner detection for dropped file 12->93 95 Machine Learning detection for dropped file 12->95 25 xfOCpmAyCy.exe 12->25         started        37 2 other processes 12->37 27 pRaMO.exe 14->27         started        29 schtasks.exe 14->29         started        31 pRaMO.exe 16->31         started        33 schtasks.exe 16->33         started        signatures6 process7 dnsIp8 65 mail.karthikagro.in 68.178.238.224, 49710, 49712, 49721 AS-26496-GO-DADDY-COM-LLCUS United States 18->65 67 api4.ipify.org 104.237.62.212, 443, 49708, 49711 WEBNXUS United States 18->67 51 C:\Users\user\AppData\Roaming\...\pRaMO.exe, PE32 18->51 dropped 53 C:\Users\user\...\pRaMO.exe:Zone.Identifier, ASCII 18->53 dropped 77 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->77 79 Tries to steal Mail credentials (via file / registry access) 18->79 81 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->81 39 conhost.exe 23->39         started        41 conhost.exe 29->41         started        83 Tries to harvest and steal browser information (history, passwords, etc) 31->83 43 conhost.exe 33->43         started        45 conhost.exe 35->45         started        47 conhost.exe 35->47         started        49 conhost.exe 37->49         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/66fc227615863dc5d6d327380c0dbb43cd00872f2e13fc665d3f47b7fd610129
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/66fc227615863dc5d6d327380c0dbb43cd00872f2e13fc665d3f47b7fd610129/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-11-14 00:23:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=m36ce5qvqy64lvwte44aydn3ipgqbbzpfyj7yzs5h5d3p7lbaeuq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
04f59143e6d05f2b94cd081c398b7e4dc6ab486fa83e67194b13582faaa8727a
AgentTesla
06e2d1d36561f9070eef631ce5107224f73ab425a78aed0c57f2a04fce6150fb
AgentTesla
66fc227615863dc5d6d327380c0dbb43cd00872f2e13fc665d3f47b7fd610129
AgentTesla
6c006e3c02417e43c43c66bf5e986a64b2bdced8cf62912e5d6e1de16ed90452
AgentTesla
a671341ae41235ddeac07efb4d8477ae696ab43f9208aae564594faf523602ee
AgentTesla
+ 1'748 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/231114-cszzrsga6v/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/c8734098-1e06-49fd-975e-26b4c4ce899c/
SH256 hash:
7fe385587b329aef15ad935d22af54858423809f6ea1f7b805200b7516a13cbb
MD5 hash:
14520189094aa9d993e473595621df38
SHA1 hash:
c91741e5d30b4c98ea09da79e113a564989db33b
Detections:
Agenttesla_type2
Create hunting rule
Link:
https://www.unpac.me/results/c8734098-1e06-49fd-975e-26b4c4ce899c/
Parent samples :
06e2d1d36561f9070eef631ce5107224f73ab425a78aed0c57f2a04fce6150fb
a671341ae41235ddeac07efb4d8477ae696ab43f9208aae564594faf523602ee
66fc227615863dc5d6d327380c0dbb43cd00872f2e13fc665d3f47b7fd610129
SH256 hash:
76482f1dc9b0639dd6b2d762e09101875e207e8c60e146a43ca182a4c13d6afa
MD5 hash:
9561bc00330bfa400784c1b3b2075d0b
SHA1 hash:
b98f0014f428085dea5ea44108d64d9119e3d698
Link:
https://www.unpac.me/results/c8734098-1e06-49fd-975e-26b4c4ce899c/
SH256 hash:
f100ffcdbc394b6c42e919a8a55677fee0701f12dbcd33d19a0ca0f542e10df5
MD5 hash:
74f6f843dfc208df7668c4e138b874bd
SHA1 hash:
45dd2d3eaf9312ed82246ff662c0f34501b5c698
Link:
https://www.unpac.me/results/c8734098-1e06-49fd-975e-26b4c4ce899c/
SH256 hash:
66fc227615863dc5d6d327380c0dbb43cd00872f2e13fc665d3f47b7fd610129
MD5 hash:
b1a2ee49591c970b26668b86aac51e9d
SHA1 hash:
185ad3c1cddc41a66ff5c654d7185779bf12c436
Link:
https://www.unpac.me/results/c8734098-1e06-49fd-975e-26b4c4ce899c/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/66fc22761586/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/66fc227615863dc5d6d327380c0dbb43cd00872f2e13fc665d3f47b7fd610129

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
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
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
Create hunting rule
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
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
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.

Cape
Cape
https://www.capesandbox.com/analysis/458419/

Comments