MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b848f864d15426bbb923cd36c954b86c6f159465f8ed21527757edeba7a415b4. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b848f864d15426bbb923cd36c954b86c6f159465f8ed21527757edeba7a415b4
SHA3-384 hash: c13bb91299ddb5928e1d37e2f9adce43f7cab71929efd02b4670d4764173db03c6629cd823c5b22fe437639e02e9f6e1
SHA1 hash: 26505183e2c68b2b546d20d01689b411cace8ce3
MD5 hash: 2d9871a155f3a3fcd5612af69dbe7b81
humanhash: lactose-cola-victor-mars
File name:Proforma Invoice..rar
Download: download sample
Signature AgentTesla
Create hunting rule
File size:664'654 bytes
First seen:2023-09-11 07:26:37 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:Kfpxx5GgYXVtjLsX/tjFB6xTU0s4/X5ZeM9VlNawCGkZ6oun7qxV4Mnf3rPof/9S:0pH5JYXrsBo40/A0LNj4Z6D7yNrPodGH
TLSH T17EE4230383A4B4FE25ACF5568D0BC5F794A618DF3C1CA98127DAE0AD535D4342E7CEA2
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 rar


Avatar
cocaman
Malicious email (T1566.001)
From: ""Ms. Shabna" <osama.irfan@haaco.com>" (likely spoofed)
Received: "from haaco.com (unknown [185.222.58.240]) "
Date: "6 Sep 2023 15:11:59 +0200"
Subject: "Re: Proforma Invoice"
Attachment: "Proforma Invoice..rar"

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
Origin country :
CH CH
File Archive Information

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

File name:Proforma Invoice..exe
File size:716'288 bytes
SHA256 hash: 118ff430ed49bfce3309f6cd178c9b588929459f66614b4ce4f9b63d33b5a49e
MD5 hash: 9ece32c0fc8b0ae708e78a44e8fd3e87
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27121.RarHeur.NoDP.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/b848f864d15426bbb923cd36c954b86c6f159465f8ed21527757edeba7a415b4/results/dashboard
Gathering data
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b848f864d15426bbb923cd36c954b86c6f159465f8ed21527757edeba7a415b4
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/b848f864d15426bbb923cd36c954b86c6f159465f8ed21527757edeba7a415b4/
Threat name:
Win32.Trojan.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-09-06 09:41:22 UTC
File Type:
Binary (Archive)
Extracted files:
14
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xbepqzgrkqtlxojdzu3msvfynrxrlfdf7dwscutxk7w6xj5ecw2a._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230911-jjnzgaee97/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/b848f864d15426bbb923cd36c954b86c6f159465f8ed21527757edeba7a415b4

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: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:reverse_http
Create hunting rule
Author:CD_R0M_
Description:Identify strings with http reversed (ptth)
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

rar b848f864d15426bbb923cd36c954b86c6f159465f8ed21527757edeba7a415b4

(this sample)

AgentTesla

Executable exe 118ff430ed49bfce3309f6cd178c9b588929459f66614b4ce4f9b63d33b5a49e

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 118ff430ed49bfce3309f6cd178c9b588929459f66614b4ce4f9b63d33b5a49e
  
Dropping
AgentTesla
  
Dropping
MD5 9ece32c0fc8b0ae708e78a44e8fd3e87

Comments