MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 52139da043a1bc178c6f461db8ea113eb7a64f0a050882703279ef15a033e591. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 52139da043a1bc178c6f461db8ea113eb7a64f0a050882703279ef15a033e591
SHA3-384 hash: 9238886982b7aae6d4a499332e6145412092e9d375bca6e654ba3baa0fd7c3bb1e82ec0c2447daf76944050a9c05c69f
SHA1 hash: 8b04c4d25aa71b640f5705356a298f548c52b8d8
MD5 hash: 1eddc70ecb3b0fbf5a720957c1e326f7
humanhash: double-sierra-papa-green
File name:No 0056418.Pdf.z
Download: download sample
Signature AgentTesla
Create hunting rule
File size:278'758 bytes
First seen:2023-06-15 05:59:05 UTC
Last seen:2023-06-15 06:23:29 UTC
File type: z
MIME type:application/x-rar
ssdeep 6144:F2repDKUs1c9oI3hL8MS/r8P6GLGGFtj6:ScsqoM87/jtG/j6
TLSH T1AD5423C8A6D78AA96D4140E6FD3FF0722FC457F54909B7F30B6CE0924AB8152A24275F
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:AgentTesla INVOICE z


Avatar
cocaman
Malicious email (T1566.001)
From: "=?UTF-8?B?5Y+25Yip5b+X?= <liz@tengminchem.com>" (likely spoofed)
Received: "from tengminchem.com (unknown [109.237.98.164]) "
Date: "14 Jun 2023 17:52:16 -0700"
Subject: "Invoice no: 0056418 Dated: 14/06/2023"
Attachment: "No 0056418.Pdf.z"

Intelligence

File Origin
# of uploads :
2
# of downloads :
102
Origin country :
CH CH
File Archive Information

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

File name:No 0056418.exe
File size:321'781 bytes
SHA256 hash: cf83ace62365a36e6c15fd730deb1521e09b28f65413ddd31960b4139ef1b11f
MD5 hash: 931ddc9396e4931c5e0fb61b08e16014
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/648aa8e340b26d42ee559a23/reports/d9c29db6-966c-4f5f-83e9-86bc6e7bb9eb/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/52139da043a1bc178c6f461db8ea113eb7a64f0a050882703279ef15a033e591
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/52139da043a1bc178c6f461db8ea113eb7a64f0a050882703279ef15a033e591/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-06-14 11:27:28 UTC
File Type:
Binary (Archive)
Extracted files:
5
AV detection:
17 of 37 (45.95%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kijz3icdug6bpddpiyo3r2qrh232mtykaueie4bsphxrlibt4wiq._file
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/52139da043a1bc178c6f461db8ea113eb7a64f0a050882703279ef15a033e591

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Rule name:pe_imphash
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

AgentTesla

z 52139da043a1bc178c6f461db8ea113eb7a64f0a050882703279ef15a033e591

(this sample)

AgentTesla

Executable exe cf83ace62365a36e6c15fd730deb1521e09b28f65413ddd31960b4139ef1b11f

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 cf83ace62365a36e6c15fd730deb1521e09b28f65413ddd31960b4139ef1b11f
  
Dropping
AgentTesla
  
Dropping
MD5 931ddc9396e4931c5e0fb61b08e16014

Comments