MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f085b0c0abca741f2f1254d6d089a686f3864d407acb9ba843f74afa827cbec. 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 13 File information Comments
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SHA256 hash: 8f085b0c0abca741f2f1254d6d089a686f3864d407acb9ba843f74afa827cbec
SHA3-384 hash: 92f17bd5bc73757ff46be349dd12b4720573210039214e8bf13ed70299160e154cc75c2972372160b296d3322b81411b
SHA1 hash: 521b8df75e2f494822a15ea8781d81a05f20139e
MD5 hash: 39b3475c7f4e41ba07dbd81c3d26fb22
humanhash: magnesium-yankee-freddie-six
File name:Purchase order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:2'229'760 bytes
First seen:2023-11-25 08:06:40 UTC
Last seen:2023-11-27 14:52:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:bxV6Zy9sBvVbJmO0Ko3/lhO2GBKskoBXkgNJF1lIuwgh/Y+HR+m:bxV6Zy9sBvVbJmOQnO2GEmXkgHHSmtB
Threatray 2'415 similar samples on MalwareBazaar
TLSH T1F0A5B623BE97C5EBD9482736CB9634188370EC8A6713DB0A794A13691843F7F9D4361B
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)
File icon (PE):PE icon
dhash icon 489669d8d8699648 (53 x AgentTesla, 24 x SnakeKeylogger, 16 x AveMariaRAT)
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
303
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Purchase order.exe
Verdict:
Malicious activity
Analysis date:
2023-11-25 08:09:45 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/2d92e72b-8622-4890-aa18-33dde4544bcd

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/460125/
Detection(s):
SecuriteInfo.com.Win32.DropperX-gen.13808.28033.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a UDP request
Creating a file
DNS request
Forced shutdown of a system process
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control lolbin macros-on-open masquerade replace
Link:
https://www.filescan.io/uploads/6561ab28bcca970107cbaa85/reports/d01c676a-745a-4bf5-8334-9a229c5b3517/overview
Verdict:
Malicious
Labled as:
Trojan.Mardom.MN.Generic
Link:
https://www.hybrid-analysis.com/sample/8f085b0c0abca741f2f1254d6d089a686f3864d407acb9ba843f74afa827cbec
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/bc6ce594-aec3-47b7-93c3-b8e7879b657e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1347686
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Contains functionality to log keystrokes (.Net Source)
Drops PE files to the document folder of the user
Drops VBS files to the startup folder
Encrypted powershell cmdline option found
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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: Drops script at startup location
Snort IDS alert for network traffic
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 ipconfig to lookup or modify the Windows network settings
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1347686 Sample: Purchase_order.exe Startdate: 25/11/2023 Architecture: WINDOWS Score: 100 76 mail.bezzleauto.com 2->76 78 clients1.google.com 2->78 80 clients.l.google.com 2->80 94 Snort IDS alert for network traffic 2->94 96 Found malware configuration 2->96 98 Malicious sample detected (through community Yara rule) 2->98 100 8 other signatures 2->100 10 Purchase_order.exe 7 2->10         started        14 wscript.exe 1 2->14         started        16 svchost.exe 1 2 2->16         started        signatures3 process4 dnsIp5 70 C:\Users\user\Documents\pdf.exe, PE32 10->70 dropped 72 C:\Users\user\AppData\Roaming\...\pdf.vbs, ASCII 10->72 dropped 124 Drops PE files to the document folder of the user 10->124 126 Drops VBS files to the startup folder 10->126 128 Encrypted powershell cmdline option found 10->128 132 4 other signatures 10->132 19 RegAsm.exe 2 10->19         started        23 cmd.exe 1 10->23         started        25 powershell.exe 23 10->25         started        29 3 other processes 10->29 130 Windows Scripting host queries suspicious COM object (likely to drop second stage) 14->130 27 pdf.exe 14->27         started        74 127.0.0.1 unknown unknown 16->74 file6 signatures7 process8 dnsIp9 82 mail.bezzleauto.com 45.151.123.240, 25, 49766, 49802 STUMPNERNETDE Germany 19->82 102 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->102 104 Tries to steal Mail credentials (via file / registry access) 19->104 106 Uses ipconfig to lookup or modify the Windows network settings 23->106 31 conhost.exe 23->31         started        33 ipconfig.exe 1 23->33         started        35 chrome.exe 1 25->35         started        38 conhost.exe 25->38         started        108 Multi AV Scanner detection for dropped file 27->108 110 Encrypted powershell cmdline option found 27->110 112 Writes to foreign memory regions 27->112 116 2 other signatures 27->116 40 RegAsm.exe 27->40         started        43 powershell.exe 27->43         started        45 cmd.exe 27->45         started        47 cmd.exe 27->47         started        114 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 29->114 49 2 other processes 29->49 signatures10 process11 dnsIp12 51 conhost.exe 31->51         started        84 192.168.2.4, 138, 25, 443 unknown unknown 35->84 86 239.255.255.250 unknown Reserved 35->86 53 chrome.exe 35->53         started        118 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 40->118 120 Tries to steal Mail credentials (via file / registry access) 40->120 122 Tries to harvest and steal browser information (history, passwords, etc) 40->122 56 chrome.exe 43->56         started        58 conhost.exe 43->58         started        60 conhost.exe 45->60         started        62 ipconfig.exe 45->62         started        64 conhost.exe 47->64         started        66 ipconfig.exe 47->66         started        signatures13 process14 dnsIp15 88 play.google.com 172.253.115.100, 443, 49779, 49794 GOOGLEUS United States 53->88 90 plus.l.google.com 172.253.115.138, 443, 49763 GOOGLEUS United States 53->90 92 11 other IPs or domains 53->92 68 chrome.exe 56->68         started        process16
Score:
95%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8f085b0c0abca741f2f1254d6d089a686f3864d407acb9ba843f74afa827cbec
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8f085b0c0abca741f2f1254d6d089a686f3864d407acb9ba843f74afa827cbec/
Threat name:
Win32.Trojan.Mardom
Create hunting rule
Status:
Malicious
First seen:
2023-11-24 13:33:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
16 of 37 (43.24%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r4efwdakxstud4xrevgw2ce2nbxtqzgua6wltoueh52k7kbhzpwa._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
Similar samples:
31a0895bc6622a900f9b067bf8561ec209152effd51ea6aab91a4cb3dc023875
AgentTesla
864fd318ac33d9788aaaa7ec0414ace672ca381ef2f7d4d878e3e4789c9b8976
AgentTesla
da75778d7ebfe9d20f3f4e0d39691afbbf0aab526d509dae99010c92381c042a
AgentTesla
e16c1dfcd46162a057a38ddc99698d28e9da15d37d15cce27dd49b0411f95556
AgentTesla
+ 2'405 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231125-jzz2nsaa8x/
Behaviour
Enumerates system info in registry
Gathers network information
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
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:
8f085b0c0abca741f2f1254d6d089a686f3864d407acb9ba843f74afa827cbec
MD5 hash:
39b3475c7f4e41ba07dbd81c3d26fb22
SHA1 hash:
521b8df75e2f494822a15ea8781d81a05f20139e
Link:
https://www.unpac.me/results/72f483f0-17a8-4dcd-a0cf-8bb8d007d920/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8f085b0c0abc/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/8f085b0c0abca741f2f1254d6d089a686f3864d407acb9ba843f74afa827cbec

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
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:NET
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.

Malspam

AgentTesla

7z 17b3d2bd9619297a22df5a49c22e937a6508e039322fcabc875da6cf77aa680e

AgentTesla

Executable exe 8f085b0c0abca741f2f1254d6d089a686f3864d407acb9ba843f74afa827cbec

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 17b3d2bd9619297a22df5a49c22e937a6508e039322fcabc875da6cf77aa680e
Cape
Cape
https://www.capesandbox.com/analysis/460125/
  
Dropped by
MD5 fe6f6a8a8dfaa8beba8093a086838375

Comments