MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b4ad6f6cbd7d9d058d41592162db3a3766f6111ae02a83c58780efaf929068f. 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: 11


Intelligence 11 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9b4ad6f6cbd7d9d058d41592162db3a3766f6111ae02a83c58780efaf929068f
SHA3-384 hash: d8531cb9a2db716487a2ecf850e4cf2e68516022d867d9f2acb7f42d79664f0f63f2ae31166f209fb3744c6d718f34c4
SHA1 hash: 91b5b99227ebb5665c55a21ab31544f96d6a35e9
MD5 hash: c8ae2567b77ac2e57d65a33b08abd848
humanhash: two-cardinal-fruit-mississippi
File name:SecuriteInfo.com.W32.MSIL_Kryptik.CYQ.genEldorado.20394.24337
Download: download sample
Signature AgentTesla
Create hunting rule
File size:865'792 bytes
First seen:2021-06-01 03:49:22 UTC
Last seen:2021-06-01 04:37:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:8kgSMs4RZJb6NUroqaVyrK+4SnQYtEYGiFVBGhE8pLTnQJbFk6fs1iG0DcBfKkjK:8i45HrHnH4FYTxGa8pHQ126PDEiW6Ut
Threatray 5'432 similar samples on MalwareBazaar
TLSH 0E05E131129A9BD4F6BEC7B840A499B303F4B5E3EB06DB396D9850D81491B80C6D277F
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
105
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.MSIL_Kryptik.CYQ.genEldorado.20394.24337
Verdict:
Suspicious activity
Analysis date:
2021-06-01 03:52:23 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a13e0594-2f7e-47fa-9c09-28440570a25e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/163605/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.CYQ.genEldorado.20394.24337.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
UNKNOWN
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
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/794938
Signature
.NET source code contains very large array initializations
Drops executable to a common third party application directory
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
Multi AV Scanner detection for dropped 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 (e.g. based on Emerging Threat rules)
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 AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 427334 Sample: SecuriteInfo.com.W32.MSIL_K... Startdate: 01/06/2021 Architecture: WINDOWS Score: 100 30 smtp.wickwirewerehouse.com 2->30 32 us2.smtp.mailhostbox.com 2->32 46 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->46 48 Found malware configuration 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 5 other signatures 2->52 7 SecuriteInfo.com.W32.MSIL_Kryptik.CYQ.genEldorado.20394.exe 3 2->7         started        11 firefox.exe 3 2->11         started        13 firefox.exe 2 2->13         started        signatures3 process4 file5 28 SecuriteInfo.com.W...orado.20394.exe.log, ASCII 7->28 dropped 54 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->54 56 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->56 58 Injects a PE file into a foreign processes 7->58 15 SecuriteInfo.com.W32.MSIL_Kryptik.CYQ.genEldorado.20394.exe 2 9 7->15         started        60 Multi AV Scanner detection for dropped file 11->60 20 firefox.exe 2 11->20         started        22 firefox.exe 2 13->22         started        signatures6 process7 dnsIp8 34 smtp.wickwirewerehouse.com 15->34 36 us2.smtp.mailhostbox.com 208.91.199.223, 49748, 49749, 587 PUBLIC-DOMAIN-REGISTRYUS United States 15->36 24 C:\Users\user\AppData\Roaming\...\firefox.exe, PE32 15->24 dropped 26 C:\Users\user\...\firefox.exe:Zone.Identifier, ASCII 15->26 dropped 38 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->38 40 Tries to steal Mail credentials (via file access) 15->40 42 Tries to harvest and steal ftp login credentials 15->42 44 4 other signatures 15->44 file9 signatures10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9b4ad6f6cbd7d9d058d41592162db3a3766f6111ae02a83c58780efaf929068f/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-06-01 03:31:35 UTC
AV detection:
13 of 44 (29.55%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tnfnn5wl27m5awgucwjbmlntun3g6yirvybkqpcypahpv6jja2hq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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a997db748e940751ad67b16d4d58b0a4684c4106dd751f52df9d49bd67b9e9ea
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c4a0a2bfbf88549d2ced5df138f306ae2cd026cd9a4c048a11ad6cb9c1abbdb2
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e3c1cb8abfdeabbe70f39bacdf17c06533c4fa1d866f38031d9d615131e95c51
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ecf592d2aed1d17b4c75e72a40edeb9b4396c8c9181cee7519ebe63bb7391870
AgentTesla
+ 5'422 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210601-68cz8fn8ca/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
AgentTesla Payload
AgentTesla
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/9b4ad6f6cbd7d9d058d41592162db3a3766f6111ae02a83c58780efaf929068f

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

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/163605/

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