MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ac6771207cd89f7964491615495a70a1ccacd639d898c98572faa4cc260fef2b. 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 14 File information Comments

SHA256 hash: ac6771207cd89f7964491615495a70a1ccacd639d898c98572faa4cc260fef2b
SHA3-384 hash: 9bb500085c1dc1e176ac5c97c2a3bdbcb65f2c936c78c7233a686204e7f58270f8b1e490903934157dbd5533e2dae449
SHA1 hash: c0d1b6818632e33648cbda29ef2166b784e74ab2
MD5 hash: 45958d9b1d9503fba7a4fdc790db7ae6
humanhash: table-vermont-march-august
File name:SecuriteInfo.com.Win32.PWSX-gen.5910.7602
Download: download sample
Signature AgentTesla
File size:829'952 bytes
First seen:2023-10-28 08:45:59 UTC
Last seen:2023-10-28 08:46:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:3pYGFFpvgnr1i6RcZEZYP04ZiTNFSyJrRb44yy++b:WeFpCr1i6RcMFlJlb4q++
Threatray 887 similar samples on MalwareBazaar
TLSH T12005DF107469DB62D97983F6D910A1F407A8AD2AD4AEE28B1DC1FDDF3435F004AD2B27
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
361
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.5910.7602
Verdict:
Malicious activity
Analysis date:
2023-10-28 08:47:37 UTC
Tags:
stealer agenttesla

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

Behaviour
Creating a window
Sending a custom TCP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process with a hidden window
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
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade 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
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
Tries to harvest and steal browser information (history, 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:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1333656 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 28/10/2023 Architecture: WINDOWS Score: 100 36 us2.smtp.mailhostbox.com 2->36 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Sigma detected: Scheduled temp file as task from temp location 2->44 46 8 other signatures 2->46 8 ogJLyYFeXZvHH.exe 5 2->8         started        11 SecuriteInfo.com.Win32.PWSX-gen.5910.7602.exe 7 2->11         started        signatures3 process4 file5 48 Multi AV Scanner detection for dropped file 8->48 50 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->50 52 Machine Learning detection for dropped file 8->52 54 Injects a PE file into a foreign processes 8->54 14 ogJLyYFeXZvHH.exe 2 8->14         started        17 schtasks.exe 1 8->17         started        32 C:\Users\user\AppData\...\ogJLyYFeXZvHH.exe, PE32 11->32 dropped 34 C:\Users\user\AppData\Local\...\tmp1A53.tmp, XML 11->34 dropped 56 Uses schtasks.exe or at.exe to add and modify task schedules 11->56 58 Adds a directory exclusion to Windows Defender 11->58 19 SecuriteInfo.com.Win32.PWSX-gen.5910.7602.exe 2 11->19         started        22 powershell.exe 23 11->22         started        24 schtasks.exe 1 11->24         started        signatures6 process7 dnsIp8 60 Tries to steal Mail credentials (via file / registry access) 14->60 62 Tries to harvest and steal browser information (history, passwords, etc) 14->62 26 conhost.exe 17->26         started        38 us2.smtp.mailhostbox.com 208.91.199.224, 49739, 49742, 587 PUBLIC-DOMAIN-REGISTRYUS United States 19->38 28 conhost.exe 22->28         started        30 conhost.exe 24->30         started        signatures9 process10
Threat name:
Win32.Spyware.Negasteal
Status:
Malicious
First seen:
2023-10-28 05:51:57 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
18 of 23 (78.26%)
Threat level:
  2/5
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
Suspicious use of SetThreadContext
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
44a8ceca90bca826bf2e7faf5f4fea24a30f97fe75f2553b7ae26784de8ea856
MD5 hash:
be8d0f301d6a450aa2d219470ded392d
SHA1 hash:
f075b8e525d2cb768f0ed4f07a34e35570b31b9a
SH256 hash:
519ae2603d8018d013988564563f643c650d3e75106c3264cbb6dada8fb11ba0
MD5 hash:
404b7b582957b5a654a20cf657c2313a
SHA1 hash:
bcb1292a601c7e5757ccc5935c208fc29fb9e2a0
SH256 hash:
f124dbfbeed0e2a0ae9b621d925ba9e378ac704b3bef15ed44a520b4abcdef8b
MD5 hash:
83475176250df2ffc529ecb85299acd7
SHA1 hash:
44b52acc65c1cd93556539e49730ae902cd124b2
SH256 hash:
c34dfbc328de247d25d670c3b7853f1dddd2ec2607d5dbb0480743b45a15ea64
MD5 hash:
85b87384830444e6ab86a4a692ce96cc
SHA1 hash:
0d7d4614cf31d27e68ebf48e76fb1d308cc08152
SH256 hash:
ac6771207cd89f7964491615495a70a1ccacd639d898c98572faa4cc260fef2b
MD5 hash:
45958d9b1d9503fba7a4fdc790db7ae6
SHA1 hash:
c0d1b6818632e33648cbda29ef2166b784e74ab2
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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