MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6799867fdd8f8960dccc31810d9b67f9bdd5406ed5935265ee90a9ce4f909a01. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6799867fdd8f8960dccc31810d9b67f9bdd5406ed5935265ee90a9ce4f909a01
SHA3-384 hash: 6b3905a0971d09e1daf7270ef752dc0de2ff41b382137b0027cbf5b45e261223f20cbc75097a07d7898b4da53f22345c
SHA1 hash: e4f35e29ee652bd44ed926ece200d7fcbffa1fff
MD5 hash: 0f988427b0698a4531d40b420d7290cb
humanhash: romeo-oscar-earth-high
File name:0f988427b0698a4531d40b420d7290cb.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'140'736 bytes
First seen:2020-08-05 14:01:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:D6AF6WE6/ZH571kzgT/CvKV7BYptHSEexLpwkpw:yN6/ZdegTQKVSzHSEuLpDp
Threatray 10'622 similar samples on MalwareBazaar
TLSH CD35E0A23948CF34D87D07343827A440E7F6BD159B60E64EFD9571AC6BB2B894E1A70C
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
bh-58.webhostbox.net:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/39681/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/411374
Signature
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
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 access)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 258014 Sample: kD4du74AFD.exe Startdate: 05/08/2020 Architecture: WINDOWS Score: 100 33 Found malware configuration 2->33 35 Yara detected AgentTesla 2->35 37 Yara detected AntiVM_3 2->37 39 2 other signatures 2->39 6 angel.exe 3 2->6         started        9 kD4du74AFD.exe 3 2->9         started        12 angel.exe 2 2->12         started        process3 file4 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->41 43 Machine Learning detection for dropped file 6->43 45 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->45 14 angel.exe 4 6->14         started        27 C:\Users\user\AppData\...\kD4du74AFD.exe.log, ASCII 9->27 dropped 47 Injects a PE file into a foreign processes 9->47 18 kD4du74AFD.exe 2 7 9->18         started        21 angel.exe 4 12->21         started        signatures5 process6 dnsIp7 49 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->49 51 Tries to steal Mail credentials (via file access) 14->51 53 Tries to harvest and steal ftp login credentials 14->53 55 Tries to harvest and steal browser information (history, passwords, etc) 14->55 29 bh-58.webhostbox.net 199.79.63.24, 49735, 49740, 587 PUBLIC-DOMAIN-REGISTRYUS United States 18->29 31 192.168.2.1 unknown unknown 18->31 23 C:\Users\user\AppData\Local\...\angel.exe, PE32 18->23 dropped 25 C:\Users\user\...\angel.exe:Zone.Identifier, ASCII 18->25 dropped 57 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->57 59 Installs a global keyboard hook 18->59 file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6799867fdd8f8960dccc31810d9b67f9bdd5406ed5935265ee90a9ce4f909a01/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-08-05 10:04:11 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=m6mym765r6ewbxgmggaq3g3h7g65kqdo2wjvezposcu44t4qtiaq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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13d9b9a83c048fda113d7ae85b36f08d157ce23edaec409f54e3afe36135e6e2
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428d2461e6deaeac283d522571e72203dfd7d598f14d0fe16147b954aaf05ace
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5568021e42a81a2755fd6d968efa50b13f99a9997d8973097231079de84832ad
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f2a62d197fcfbcfb8c336f9511cd33a1bbffc487da8addce6e9dbc88cdd6e859
AgentTesla
+ 10'612 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer persistence spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200805-cjx4h3j37s/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6799867fdd8f8960dccc31810d9b67f9bdd5406ed5935265ee90a9ce4f909a01

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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

AgentTesla

Executable exe 6799867fdd8f8960dccc31810d9b67f9bdd5406ed5935265ee90a9ce4f909a01

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/421248/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/39681/

Comments