MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2ba19512229643cd61752d22539d27ce750f84e2dcc155278d9c256cc629af29. 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: 2ba19512229643cd61752d22539d27ce750f84e2dcc155278d9c256cc629af29
SHA3-384 hash: 4730b1db9e94fd88f04dba30ee0e8b366990b8fcbaa8847b040b099ed57841b9c5fe2dd8d3ef1e76c18004007fd79468
SHA1 hash: 80dde105e68614099c054fa3842d108086ff5062
MD5 hash: 742647200c840e776902a9d565efd50a
humanhash: earth-eighteen-kitten-delaware
File name:742647200c840e776902a9d565efd50a.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:759'808 bytes
First seen:2020-08-03 12:59:31 UTC
Last seen:2020-08-12 07:15:27 UTC
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:k87zXGsUZHEoijIESdASQg16pG4hN4cMzo1WmSecU0:faskHTijadA2gc4hKcMQWmS60
Threatray 10'690 similar samples on MalwareBazaar
TLSH 57F413087D0EA112CD090570CC6ECE7439216EC675A6B2F6629FFFBFE436346190E65A
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:587

Intelligence

File Origin
# of uploads :
4
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/37828/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.276.30102.28860.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Unauthorized injection to a recently created process
Creating a window
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a UDP request
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Enabling autorun
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/407918
Signature
.NET source code contains potential unpacker
Creates an undocumented autostart registry key
Injects a PE file into a foreign processes
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 256192 Sample: kA7abRHFdu.exe Startdate: 03/08/2020 Architecture: WINDOWS Score: 84 40 Yara detected AgentTesla 2->40 42 .NET source code contains potential unpacker 2->42 44 Machine Learning detection for sample 2->44 46 Machine Learning detection for dropped file 2->46 7 kA7abRHFdu.exe 7 2->7         started        process3 file4 34 C:\Users\user\AppData\Local\...\name.exe.lnk, MS 7->34 dropped 36 C:\Users\user\AppData\...\kA7abRHFdu.exe.log, ASCII 7->36 dropped 38 C:\Users\user\AppData\Local\Temp\svhost.exe, PE32 7->38 dropped 50 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->50 52 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->52 54 Injects a PE file into a foreign processes 7->54 11 kA7abRHFdu.exe 2 7->11         started        14 cmd.exe 1 7->14         started        16 cmd.exe 3 7->16         started        19 cmd.exe 1 7->19         started        signatures5 process6 file7 56 Tries to steal Mail credentials (via file access) 11->56 58 Tries to harvest and steal browser information (history, passwords, etc) 11->58 21 reg.exe 1 1 14->21         started        24 conhost.exe 14->24         started        30 C:\Users\user\AppData\Local\Temp\...\name.exe, PE32 16->30 dropped 26 conhost.exe 16->26         started        32 C:\Users\user\...\name.exe:Zone.Identifier, ASCII 19->32 dropped 28 conhost.exe 19->28         started        signatures8 process9 signatures10 48 Creates an undocumented autostart registry key 21->48
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2ba19512229643cd61752d22539d27ce750f84e2dcc155278d9c256cc629af29/
Threat name:
ByteCode-MSIL.Trojan.Quasar
Create hunting rule
Status:
Malicious
First seen:
2020-08-03 12:15:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
24
AV detection:
37 of 48 (77.08%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=foqzkercszb42ylvfurfhhjhzz2q7bhc3tavkj4ntqswzrrjv4uq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'680 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200803-yjj2yg8fbn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
NTFS ADS
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Loads dropped DLL
Reads user/profile data of web browsers
Reads user/profile data of local email clients
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Quasar
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2ba19512229643cd61752d22539d27ce750f84e2dcc155278d9c256cc629af29

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 2ba19512229643cd61752d22539d27ce750f84e2dcc155278d9c256cc629af29

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/37828/
  
URLhaus
https://urlhaus.abuse.ch/url/423758/
  
Delivery method
Distributed via web download

Comments