MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 49b889057877ebdeda7f43466d58665538b5495e8c9fef326e738abd1014b2f4. 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: 9


Intelligence 9 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 49b889057877ebdeda7f43466d58665538b5495e8c9fef326e738abd1014b2f4
SHA3-384 hash: 867debbee1b53388840d329eb6744f1e29f87398f069f3c970e59c9baceee452860b7e28a3a2aadb54363e4f10e979e2
SHA1 hash: 5f097c1345f514348ac36bae05f4ab2611be0f21
MD5 hash: 82bc5388c12d3cd6d9b93f7b97b8fe64
humanhash: five-oranges-glucose-item
File name:Request For Quotations,pdf.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:588'375 bytes
First seen:2023-11-04 07:57:45 UTC
Last seen:2023-11-04 08:48:10 UTC
File type: zip
MIME type:application/zip
ssdeep 12288:NiCQOmRzO99t+qDDyWstlJ14WVR8ZH1Ljy7Jrd4ZLqsTEibTf1a1WGVRo:Ni3OaCrTstT1j+Hlj4Jh4rEif1aQGV6
TLSH T10FC42345470F6C657E31E209B59E367202B6912AA7F5EE400B831E7B3F4F4BC8C5A6C9
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:AgentTesla QUOTATION zip


Avatar
cocaman
Malicious email (T1566.001)
From: "Purchase Manager <sales@e-nbu.top>" (likely spoofed)
Received: "from mail.e-nbu.top (unknown [194.4.56.132]) "
Date: "Fri, 3 Nov 2023 11:37:27 -0400 (EDT)"
Subject: "Business Enquiry From APEC Industries"
Attachment: "Request For Quotations,pdf.zip"

Intelligence

File Origin
# of uploads :
2
# of downloads :
119
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:Request For Quotations,pdf.exe
File size:628'224 bytes
SHA256 hash: 9647b7c938ab55c259bf0a36b0e651e232e0bf05acc7f24dfa6fdf3f08007004
MD5 hash: 9f57659da331a48e2ccb12cd5cd57b31
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Zip_badexts46.UNOFFICIAL
Create hunting rule

Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.26176.ZipHeur.BadExt.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/49b889057877ebdeda7f43466d58665538b5495e8c9fef326e738abd1014b2f4/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6545f98b2546bd423f10e59b/reports/23b86d08-076f-4156-8cd7-c2b6163f6db5/overview
Verdict:
Malicious
Labled as:
Mal/DrodZp
Link:
https://www.hybrid-analysis.com/sample/49b889057877ebdeda7f43466d58665538b5495e8c9fef326e738abd1014b2f4
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/49b889057877ebdeda7f43466d58665538b5495e8c9fef326e738abd1014b2f4
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Score:
100%
Verdict:
Malware
File Type:
Archive
Link:
https://malprob.io/report/49b889057877ebdeda7f43466d58665538b5495e8c9fef326e738abd1014b2f4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/49b889057877ebdeda7f43466d58665538b5495e8c9fef326e738abd1014b2f4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-04 00:24:08 UTC
File Type:
Binary (Archive)
Extracted files:
9
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jg4isblyo7v55wt7indg2wdgku4lksk6rsp66mtooofl2eauwl2a._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231104-m188hsae93/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
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/49b889057877ebdeda7f43466d58665538b5495e8c9fef326e738abd1014b2f4

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

zip 49b889057877ebdeda7f43466d58665538b5495e8c9fef326e738abd1014b2f4

(this sample)

AgentTesla

Executable exe 9647b7c938ab55c259bf0a36b0e651e232e0bf05acc7f24dfa6fdf3f08007004

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 9647b7c938ab55c259bf0a36b0e651e232e0bf05acc7f24dfa6fdf3f08007004
  
Dropping
AgentTesla
  
Dropping
MD5 9f57659da331a48e2ccb12cd5cd57b31

Comments