MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4bcc092dbd654713ae7a818a8ed06ebafa177f8a463ea1166e368dc84d3e94c6. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4bcc092dbd654713ae7a818a8ed06ebafa177f8a463ea1166e368dc84d3e94c6
SHA3-384 hash: fc2309933d781fdcf2f9b18194071975ceeb04d48858311bc376adf96135c205cb0f544d416a5fdcdd142366b24afaf1
SHA1 hash: 1ebb67e9152d1170ac6241b5c63634a93683153c
MD5 hash: dbdbdf8fcd97f69592ea7075e478812b
humanhash: dakota-golf-sweet-eighteen
File name:TKO-BL - NO.OBSBW173811.PDF.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:486'912 bytes
First seen:2020-06-19 06:38:59 UTC
Last seen:2020-06-19 06:40:48 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:ydNCpKI7EWOwjjgHgi2lL6edSZTkQoF6mxN6Q5TQ0:vpI9wAUCk8mSQ9j
Threatray 10'751 similar samples on MalwareBazaar
TLSH CCA4020273E8D614C2F59B3BD9F36010037D79AB3525E60EAFC932AC1D22BE6551636B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: jktgroup.com.sg
Sending IP: 95.211.208.50
From: A-LINKZ MARKETING PTE LTD <purchase@jktgroup.com.sg>
Subject: TA KIONG - INVOICE & B/L
Attachment: TKO-BL - NO.OBSBW173811.PDF.zip (contains "TKO-BL - NO.OBSBW173811.PDF.exe")

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin
# of uploads :
3
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/9481/
Detection(s):
SecuriteInfo.com.Generic.mg.c1dd65dc9d8d1861.9824.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Infostealer.Agensla
Create hunting rule
Status:
Malicious
First seen:
2020-06-19 06:40:09 UTC
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jpgasln5mvdrhlt2qgfi5udoxl5bo74kiy7kcftog2g4qtj6stda._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'741 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware persistence keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200624-51r56vte86/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Modifies service
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads data files stored by FTP clients
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.

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.

Malspam

AgentTesla

zip 70e803f9eb55f6cd137a0f16ef18d7f0c41a306b98ce4544f60acf8ed2afc54b

AgentTesla

Executable exe 4bcc092dbd654713ae7a818a8ed06ebafa177f8a463ea1166e368dc84d3e94c6

(this sample)

  
Dropped by
MD5 f18960e723e00669a919c02237196052
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 70e803f9eb55f6cd137a0f16ef18d7f0c41a306b98ce4544f60acf8ed2afc54b
Cape
Cape
https://www.capesandbox.com/analysis/9481/

Comments