MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6fa9bc77a6e47e1f63d3a966c449ece9471c8ba4bf9cd7d3f8ac186ca666c6d7. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6fa9bc77a6e47e1f63d3a966c449ece9471c8ba4bf9cd7d3f8ac186ca666c6d7
SHA3-384 hash: b0b46f506a08695ac435e17596a7ca3babebb5b7a19d969144254be2c5ab8369ef5a9621a03b16e33f711516e6eace04
SHA1 hash: 89a2aef156d5ff99be9428d168e889c60e4f6541
MD5 hash: 586a31cb416bd33a18baa95a08611be5
humanhash: cup-winter-georgia-washington
File name:586a31cb416bd33a18baa95a08611be5
Download: download sample
Signature AgentTesla
Create hunting rule
File size:687'616 bytes
First seen:2022-05-30 12:38:08 UTC
Last seen:Never
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:pyz3jbvzKdSnFiovGnZ58rio6oJuGl6hMG/28fI3MWOpjgmW6PjBYbE2pFlFO:gP/lUY1UYMWGUz6PtYbXpH
Threatray 17'561 similar samples on MalwareBazaar
TLSH T1DBE41217BBA49F12C69941B6C6D3922403F295871772D7967FC016C52E823F8CDCABCA
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 00ccf096ccc0d400 (21 x FormBook, 18 x AgentTesla, 11 x SnakeKeylogger)
Reporter zbetcheckin
Tags:32 AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
972
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
586a31cb416bd33a18baa95a08611be5
Verdict:
Malicious activity
Analysis date:
2022-05-30 12:39:28 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/f211d320-488a-401c-aee2-348d54553d1f

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/275474/
Detection(s):
SecuriteInfo.com.Heur.MSIL.Bladabindi.1.29050.32624.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/6294bae83ec49f83a6dafe73/reports/a3a49325-16d7-4dbc-bdfa-d48994bf0873/overview
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/44a1b268-0f71-408a-81d6-93b859500793
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1003681
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the hosts file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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 ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 636177 Sample: wVvWwnDESd Startdate: 30/05/2022 Architecture: WINDOWS Score: 100 55 Snort IDS alert for network traffic 2->55 57 Found malware configuration 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 6 other signatures 2->61 6 wVvWwnDESd.exe 3 2->6         started        10 Tnpak.exe 3 2->10         started        12 Tnpak.exe 2 2->12         started        process3 file4 31 C:\Users\user\AppData\...\wVvWwnDESd.exe.log, ASCII 6->31 dropped 63 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->63 65 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->65 14 wVvWwnDESd.exe 2 5 6->14         started        19 wVvWwnDESd.exe 6->19         started        21 wVvWwnDESd.exe 6->21         started        23 wVvWwnDESd.exe 6->23         started        67 Machine Learning detection for dropped file 10->67 25 Tnpak.exe 2 10->25         started        27 Tnpak.exe 10->27         started        29 Tnpak.exe 2 12->29         started        signatures5 process6 dnsIp7 39 mail.essentialapparatus.co.ke 192.185.121.61, 49758, 49774, 587 UNIFIEDLAYER-AS-1US United States 14->39 41 192.168.2.1 unknown unknown 14->41 33 C:\Users\user\AppData\Roaming\...\Tnpak.exe, PE32 14->33 dropped 35 C:\Windows\System32\drivers\etc\hosts, ASCII 14->35 dropped 37 C:\Users\user\...\Tnpak.exe:Zone.Identifier, ASCII 14->37 dropped 43 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->43 45 Tries to steal Mail credentials (via file / registry access) 14->45 47 Modifies the hosts file 14->47 49 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->49 51 Tries to harvest and steal ftp login credentials 29->51 53 Tries to harvest and steal browser information (history, passwords, etc) 29->53 file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6fa9bc77a6e47e1f63d3a966c449ece9471c8ba4bf9cd7d3f8ac186ca666c6d7/
Threat name:
ByteCode-MSIL.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2022-05-30 12:37:26 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n6u3y55g4r7b6y6tvftmispm5fdrzc5ex6onpu7yvqmgzjtgy3lq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
3bd91b0150bdbe6bc9dbcd3f21e9e7e308c2e6ffc58767f337074df3cfb3e747
AgentTesla
6ab30070b29a4095465e89dbc1a4b0788625565aa7608973b274aadd715b5db1
AgentTesla
8648b35734167c919b94b4e69ad92bbd9d46637b50f62be5ac597620d42f5c84
AgentTesla
90559c9463ebde5caad3424f2ff256ede1a44a4eeebeabea11883dc041388cf9
AgentTesla
9d64fd569d16bcaaa6d77f50bbb447055c968b65e20ff1cbfbc453cf8ee32b15
AgentTesla
+ 17'551 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/220530-pvlw5scdak/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Drops file in Drivers directory
AgentTesla
suricata: ET MALWARE AgentTesla Exfil Via SMTP
Unpacked files
SH256 hash:
840be1d54ac08fdec3556b93ff92af7e2f6d7c909a7606c59c5ac777670e2742
MD5 hash:
cc4a8210cb3e6146e928003944c15fbf
SHA1 hash:
e218e2b2a8c8e204c19d6cc6aec987b87544d566
Link:
https://www.unpac.me/results/1c626f29-b50c-40d1-8991-0a5030341b8e/
SH256 hash:
0f26afcb5f5f476655afefaa77b16fa1a41e4837dc04d9441a114d6cf340fee9
MD5 hash:
b259e446c778960bc70fb57f1be8892f
SHA1 hash:
91f67cbfe33e3287d7ef5c0867ac00df3667721e
Link:
https://www.unpac.me/results/1c626f29-b50c-40d1-8991-0a5030341b8e/
SH256 hash:
89057279a4597b41d423f765e1f6c37074c18bfd2285640eb4199c5d4129a98a
MD5 hash:
614f970b12b3517cd9be009eede70ed3
SHA1 hash:
4ffe69168c8426173d3417dfa6a36ed2b557d692
Link:
https://www.unpac.me/results/1c626f29-b50c-40d1-8991-0a5030341b8e/
SH256 hash:
bf77cf947278eab54057fe25a7a3ef9f0fc7ddefc23d54455ecef29b800183a6
MD5 hash:
b77fb4cf5399140605d1bbd5138ab226
SHA1 hash:
33767d0f2f2ed5518d74ed94d8990d266e8f3c8b
Link:
https://www.unpac.me/results/1c626f29-b50c-40d1-8991-0a5030341b8e/
SH256 hash:
5241f6cbeafc5f922e72995adbc05cd5ff3fd42214855ba4efbe87e6beed8b92
MD5 hash:
302b21277db53c1bcf07eaa35d659094
SHA1 hash:
284cdc67f314d504f3daaa82450eb682e4bf49d7
Link:
https://www.unpac.me/results/1c626f29-b50c-40d1-8991-0a5030341b8e/
SH256 hash:
6fa9bc77a6e47e1f63d3a966c449ece9471c8ba4bf9cd7d3f8ac186ca666c6d7
MD5 hash:
586a31cb416bd33a18baa95a08611be5
SHA1 hash:
89a2aef156d5ff99be9428d168e889c60e4f6541
Link:
https://www.unpac.me/results/1c626f29-b50c-40d1-8991-0a5030341b8e/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6fa9bc77a6e4/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/6fa9bc77a6e47e1f63d3a966c449ece9471c8ba4bf9cd7d3f8ac186ca666c6d7

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: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.

Web download

AgentTesla

Executable exe 6fa9bc77a6e47e1f63d3a966c449ece9471c8ba4bf9cd7d3f8ac186ca666c6d7

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2217668/
Cape
Cape
https://www.capesandbox.com/analysis/275474/

Comments


Avatar
zbet commented on 2022-05-30 12:38:14 UTC

url : hxxp://107.172.76.143/new/Bl2zNxjTIzz4sIT.exe