MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b3a4e8995b4abd7596009d4d52e156b2d70600084c006d692e83578df3aee16. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9b3a4e8995b4abd7596009d4d52e156b2d70600084c006d692e83578df3aee16
SHA3-384 hash: f9677a7b0710386c50f2658dddd08dddee009439163698481f47cebcb59f45dcc6884d7b77ec32ab455d76e3a94190ba
SHA1 hash: 8b5c2bdc296f36edf81c22f64ae4370b5279e2c3
MD5 hash: ac87ea1feb04a537ded074ed6decc498
humanhash: eight-idaho-oven-colorado
File name:9b3a4e8995b4abd7596009d4d52e156b2d70600084c006d692e83578df3aee16
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'025'024 bytes
First seen:2020-09-17 08:13:58 UTC
Last seen:2020-09-17 09:03:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash a2db9c8d6397be4202b6dff9fc1d53ad (7 x MassLogger, 5 x AgentTesla, 2 x Formbook)
ssdeep 12288:WDb7BqrErn/mxx7E6vMJaxKwWoFJm6y2o/Yc4/P2x1AFxUKyurILLcQAf0jRcD4H:WFBrny7d7eqq2Z324XIU5wcPrl+VKW
Threatray 9'309 similar samples on MalwareBazaar
TLSH D9257C23B2AC4A3FC3222539AC3B5A749919BF132E17B9457AEDDD4C4F3864638161D3
Reporter madjack_red
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
100
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/62776/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Sending a UDP request
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Unauthorized injection to a system process
Enabling autorun by 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/468863
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Contains functionality to detect sleep reduction / modifications
Delayed program exit found
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Drops VBS files to the startup folder
Found malware configuration
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
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)
Queues an APC in another process (thread injection)
Sigma detected: Drops script at startup location
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 286851 Sample: s7kQoViq27 Startdate: 17/09/2020 Architecture: WINDOWS Score: 100 31 Multi AV Scanner detection for domain / URL 2->31 33 Found malware configuration 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 4 other signatures 2->37 7 s7kQoViq27.exe 2->7         started        10 wscript.exe 1 2->10         started        process3 signatures4 39 Detected unpacking (changes PE section rights) 7->39 41 Detected unpacking (creates a PE file in dynamic memory) 7->41 43 Detected unpacking (overwrites its own PE header) 7->43 45 7 other signatures 7->45 12 s7kQoViq27.exe 4 7->12         started        16 notepad.exe 1 7->16         started        19 s7kQoViq27.exe 7->19         started        21 s7kQoViq27.exe 10->21         started        process5 dnsIp6 27 hybridgroupco.com 66.70.204.222, 49730, 587 OVHFR Canada 12->27 29 mail.hybridgroupco.com 12->29 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->47 49 Tries to steal Mail credentials (via file access) 12->49 51 Tries to harvest and steal ftp login credentials 12->51 53 Tries to harvest and steal browser information (history, passwords, etc) 12->53 25 C:\Users\user\AppData\Roaming\...\JDD.vbs, ASCII 16->25 dropped 55 Drops VBS files to the startup folder 16->55 57 Delayed program exit found 16->57 23 notepad.exe 21->23         started        file7 signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9b3a4e8995b4abd7596009d4d52e156b2d70600084c006d692e83578df3aee16/
Threat name:
Win32.Trojan.LokiBot
Create hunting rule
Status:
Malicious
First seen:
2020-09-16 22:34:55 UTC
AV detection:
42 of 48 (87.50%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=tm5e5cmvwsv5owlabhknklqvnmwxayaaqtaanvus5a2xrxz25yla._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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99fa917c6f97756ac7ced3ca06142728178550f72be70326ab30420fd4e9797e
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AgentTesla
ff339c6387678ac6ad9e7403a579d0d52dbac97e94b65d0a6a1ea852bd10673a
AgentTesla
+ 9'299 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
upx keylogger stealer spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200917-pjnrdwgxqe/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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
UPX packed file
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/9b3a4e8995b4abd7596009d4d52e156b2d70600084c006d692e83578df3aee16

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.

Cape
Cape
https://www.capesandbox.com/analysis/62776/

Comments