MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b970f7fc1156f86f5a3c34dbacbe658dfe66cffa0f837a151a1739275798879. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3b970f7fc1156f86f5a3c34dbacbe658dfe66cffa0f837a151a1739275798879
SHA3-384 hash: 4a3676c8ae46db8e1457d7921c7f431118a41eba8b5c80d5977fab21db27a364a1aaed9295397d167157e1c05a4a844c
SHA1 hash: 34235a8f8c93d1812aaab1cb222dcb1bf6811bed
MD5 hash: c7f433620df3bf86b856384ac8d76cdd
humanhash: triple-blossom-indigo-vermont
File name:bank account pdf.rar
Download: download sample
Signature AgentTesla
Create hunting rule
File size:649'243 bytes
First seen:2023-10-26 08:58:08 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:X3ObBSNp0qxhtDPmzdcPxg2pCPO+Hn5wUxvibY3tTkLLvzc17qAa:XelOtxhtqePx5dunmMtjZRa
TLSH T17DD433CF4A51C58CC1AE2CDB66B0514501369AAD301EBB71C0F370BB52EE7ADFAA7509
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:AgentTesla rar


Avatar
cocaman
Malicious email (T1566.001)
From: ""winnie@air-supply.cn"<winnie@air-supply.cn>" (likely spoofed)
Received: "from air-supply.cn (unknown [185.225.74.104]) "
Date: "23 Oct 2023 16:08:11 +0200"
Subject: "RE: Re: Airsupply/WTO SOA for August .2023--USD 280,740.56"
Attachment: "bank account pdf.rar"

Intelligence

File Origin
# of uploads :
1
# of downloads :
105
Origin country :
CH CH
File Archive Information

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

File name:bank account pdf.exe
File size:733'184 bytes
SHA256 hash: a0fb662473509e8c430d1dde009a85acc2c0d57ccaba3b290380d1f3d4ab9457
MD5 hash: 50bb3edfe5e8da7da67b9a0ff6e991b1
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27342.RarHeur.v5.HideExt.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/3b970f7fc1156f86f5a3c34dbacbe658dfe66cffa0f837a151a1739275798879/results/dashboard
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/653a2a57a6fa5eab936740fc/reports/3e566ad1-fef5-49d0-9e31-3ffe836512d7/overview
Verdict:
Malicious
Labled as:
Trojan.GenericS
Link:
https://www.hybrid-analysis.com/sample/3b970f7fc1156f86f5a3c34dbacbe658dfe66cffa0f837a151a1739275798879
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/3b970f7fc1156f86f5a3c34dbacbe658dfe66cffa0f837a151a1739275798879/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-10-23 06:47:37 UTC
File Type:
Binary (Archive)
Extracted files:
11
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=holq676bcvxyn5ndyng3vs7gldp6m3h7ud4dpikrufzze5lzrb4q._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/231026-k2q28aeh62/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
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_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
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

File information

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

Malspam

AgentTesla

rar 3b970f7fc1156f86f5a3c34dbacbe658dfe66cffa0f837a151a1739275798879

(this sample)

AgentTesla

Executable exe a0fb662473509e8c430d1dde009a85acc2c0d57ccaba3b290380d1f3d4ab9457

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 a0fb662473509e8c430d1dde009a85acc2c0d57ccaba3b290380d1f3d4ab9457
  
Dropping
AgentTesla

Comments