MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31ae993f4b4e0bdee766a3004bc8d943aa327d8915effb5a2b1695086dbb1eaf. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 31ae993f4b4e0bdee766a3004bc8d943aa327d8915effb5a2b1695086dbb1eaf
SHA3-384 hash: 2922a55bf89b4096db3cef9db2ddb0f90e996deebbc210948f658042317b4ed2d1872a9e6bfee0e09633d0e90928d6d6
SHA1 hash: bd53f1b27f98b53a40030a50d066c87f5634c07a
MD5 hash: 625f0ff6df69788f6ee95be7ed1bbdf7
humanhash: utah-eight-earth-sink
File name:bank account pdf.rar
Download: download sample
Signature AgentTesla
Create hunting rule
File size:602'840 bytes
First seen:2023-10-26 16:07:46 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:k6g+8DOpmiFMKkbW4Zy37zfy/s5FzQSmeAfGgTM+0DeRsdYMO:k+8DmX4oHfh5SXeAfnI8RsdYMO
TLSH T13DD42393BEA580C508CE49EE3053F197B8966CC129C125BF9880A377F96E78ED763043
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: "26 Oct 2023 16:27:45 +0200"
Subject: "RE: Re: Airsupply/ SOA for August .2023--USD 180,740.56"
Attachment: "bank account pdf.rar"

Intelligence

File Origin
# of uploads :
1
# of downloads :
110
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:644'096 bytes
SHA256 hash: de907b39552d170628b0e8f7abfaf1ec26aef2432debccd1bbb4b933628f139e
MD5 hash: 8020cd3fdae705513a0c84fecb09c077
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/31ae993f4b4e0bdee766a3004bc8d943aa327d8915effb5a2b1695086dbb1eaf/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/653a8ee2798f2840e4d244bb/reports/cd258119-3c59-40f2-8fd5-f0dd03f76808/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/31ae993f4b4e0bdee766a3004bc8d943aa327d8915effb5a2b1695086dbb1eaf
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/31ae993f4b4e0bdee766a3004bc8d943aa327d8915effb5a2b1695086dbb1eaf/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-10-26 07:59:32 UTC
File Type:
Binary (Archive)
Extracted files:
13
AV detection:
12 of 37 (32.43%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ggxjsp2ljyf55z3gumaexsgziovde7mjcxx7wwrlc2kqq3n3d2xq._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-t8sztsdc3x/
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.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/31ae993f4b4e0bdee766a3004bc8d943aa327d8915effb5a2b1695086dbb1eaf

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 31ae993f4b4e0bdee766a3004bc8d943aa327d8915effb5a2b1695086dbb1eaf

(this sample)

AgentTesla

Executable exe de907b39552d170628b0e8f7abfaf1ec26aef2432debccd1bbb4b933628f139e

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 de907b39552d170628b0e8f7abfaf1ec26aef2432debccd1bbb4b933628f139e

Comments