MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bff4a5c35e2b08a5bc0e1b340e6b8936549ed66689af5f2f0ab0be3ebef2b705. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bff4a5c35e2b08a5bc0e1b340e6b8936549ed66689af5f2f0ab0be3ebef2b705
SHA3-384 hash: 169c1d4b6606d00592eaaa5d86954982160f1537524d7aae7bb58e51f7093e02b1828fb25d29cc08e2e686e46ff4bea0
SHA1 hash: e2f13c478e5408a501bf1e3085a24847d947a636
MD5 hash: 59a93c022e94b658d11609e1adcaa4d6
humanhash: william-five-connecticut-shade
File name:PO-Urgent Product Enquiry.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:936'448 bytes
First seen:2020-09-07 14:08:15 UTC
Last seen:2020-09-07 14:46:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'749 x AgentTesla, 19'653 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 12288:Z5I0wXiC25Yy3/Tx/p+rHkwksGxMcog9rSkIeBW07pBi88CU:btT/bwrGxM7g9ukIBjFd
TLSH E8154BF1B4414128EC3A4A701038ADD962676F9ABE94EF1E74DA731DAF731C7227190B
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
122
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/57715/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.34487812.10906.1224.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Setting a keyboard event handler
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bff4a5c35e2b08a5bc0e1b340e6b8936549ed66689af5f2f0ab0be3ebef2b705/
Threat name:
ByteCode-MSIL.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2020-09-07 03:27:11 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=x72klq26fmeklpaodm2a424jgzkj5vtgrgxv6lykwc7d5pxsw4cq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
agilenet keylogger stealer spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200907-jqmy7z2gfe/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Obfuscated with Agile.Net obfuscator
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
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/bff4a5c35e2b08a5bc0e1b340e6b8936549ed66689af5f2f0ab0be3ebef2b705

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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/57715/

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