MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bb8d0c095c79a08bbdb37af0513051c43dbc0520da41082b7b257ac450aac69f. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bb8d0c095c79a08bbdb37af0513051c43dbc0520da41082b7b257ac450aac69f
SHA3-384 hash: c931deaac8538478524c5fc0c56bcc57d85dc8dff0419a4a367ead8aabe7cd7581287828f3767849145702662f41197e
SHA1 hash: 90e354f8090e831e4319adfb1d188b3b4547494b
MD5 hash: a735cc760b11948b6a49bd188218ba7b
humanhash: eleven-kentucky-burger-fifteen
File name:SWIFT DOC _679388 TT 190617_2019-NLCIV000003576_ES146009_30309679.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:544'768 bytes
First seen:2020-06-10 07:45:44 UTC
Last seen:2020-06-10 09:18:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:5B9R2I07wD5xq4SJG4w50BBNNc9S8NoIu6R7HjlaldpsCCXFnJG/n:5kI07GxjSOU/c9Ntu6RH0u
Threatray 12'214 similar samples on MalwareBazaar
TLSH FEC4BE89725076DFC86BCD7289A92C24A7A0A1775327D343A45716ED9A0EBD7CF002F3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: lasfragancias.com
Sending IP: 200.110.77.218
From: bilig@vakifleasing.com.tr <cmacias@lasfragancias.com>
Subject: AW: Swift
Attachment: SWIFT DOC _679388 TT 190617_2019-NLCIV000003576_ES146009_30309679.z (contains "SWIFT DOC _679388 TT 190617_2019-NLCIV000003576_ES146009_30309679.exe")

AgentTesla FTP exfil server:
ftp.connectus-trade.net:21

Intelligence

File Origin
# of uploads :
2
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Mal.Generic-S.23318.3092.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2020-06-10 07:47:06 UTC
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xogqyck4pgqixpntplyfcmcryq63ybja3jaqqk33ev5miufky2pq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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44bf9fdfc07187d4ea71fb81ab799470333a6219a2c032c61be61a748120f506
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b3dfc9fb1c0e38b8f1efb13d7ecf1e1d118ba2d9f465c246861eeb3f943e8626
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bb8106ce2daec59675ee1c2512b27a194d6f002cf2d4c19944b68785b665860b
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c730fca4878dc7fec55ffb3625b9bfe4688b617dad6709b261d4e75b89e60285
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de7b76d63de4addc9c39bef5146445aa54c2005f3442addf8810379594ed8a06
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ef3b6b5e558da669d911b3b33885a6c6c7719ebb5711ab8ff6fd9c95dafc34d1
AgentTesla
+ 12'204 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/201109-e2wrjqq4v6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
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

z bd135b919ac32cad9177be993975fae197fd2e319babffd5707fef6cfe109ac7

AgentTesla

Executable exe bb8d0c095c79a08bbdb37af0513051c43dbc0520da41082b7b257ac450aac69f

(this sample)

  
Dropped by
MD5 4331d4fa57d8130085a67f0177489ced
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 bd135b919ac32cad9177be993975fae197fd2e319babffd5707fef6cfe109ac7

Comments