MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d2703900fc859896a72e9ad7f9a395559dd9da5dbd0d87ca1dc57b21b32ebf0. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8d2703900fc859896a72e9ad7f9a395559dd9da5dbd0d87ca1dc57b21b32ebf0
SHA3-384 hash: 846d487449c7696f4a3092ee36020822dacaa16b3404e5517f7a43e23d73fd1d1a9bfbc836e5f880af87cdc79619a202
SHA1 hash: 7e267b8677e78091fb02e6b973b9939dd4ca7f57
MD5 hash: 6105fbb415a139d06886742b50b9a553
humanhash: cup-stream-beer-oxygen
File name:PN00269.100 Order.docx
Download: download sample
Signature AgentTesla
Create hunting rule
File size:10'402 bytes
First seen:2022-10-31 11:39:51 UTC
Last seen:Never
File type:Word file doc
MIME type:application/vnd.openxmlformats-officedocument.wordprocessingml.document
ssdeep 192:ScIMmtPqCJuEG/bBLgOP2Xhz2ru5JhBH39+:SPXyJTJgOOEaJrg
TLSH T15C228D28D502F90BC03545BCD06482B4F2685163E911B93B25A53B6D47A17C39BFEFBE
TrID 51.0% (.DOCX) Word Microsoft Office Open XML Format document (23500/1/4)
38.0% (.ZIP) Open Packaging Conventions container (17500/1/4)
8.6% (.ZIP) ZIP compressed archive (4000/1)
2.1% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter lowmal3
Tags:AgentTesla doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
343
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
PN00269.100 Order.docx
Verdict:
Malicious activity
Analysis date:
2022-10-31 11:40:41 UTC
Tags:
trojan opendir exploit cve-2017-11882 loader agenttesla
Link:
https://app.any.run/tasks/421cbbde-f770-4351-a321-94dd96b16ac3

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.W97M.Downloader.Gen-2.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27998.XmlHeur.RemFrameDoc.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28538.XmlHeurGen.Redir.Frame.UNOFFICIAL
Create hunting rule

Doc.Downloader.Redline-9972754-0
Create hunting rule

TwinWave.EvilDoc.PkillDecHexIpRelsLonelyHighway.202007014.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Sending a UDP request
Creating a window
Creating a file
DNS request
Sending a custom TCP request
Launching a process
Changing a file
Launching a process by exploiting the app vulnerability
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Creating a process from a recently created file
Result
Verdict:
Malicious
File Type:
OOXML Word File
Link:
https://app.docguard.net/8d2703900fc859896a72e9ad7f9a395559dd9da5dbd0d87ca1dc57b21b32ebf0/results/dashboard
Payload URLs
URL
File name
http://zzzxcaaqwszazzxczxcadsqqazzxczczzzxqwaazzazxsaqwsaa@1755852395/zxxsaassswq_zzaxxsccvb_zxxswqaaxxzzza_sdadzzqwqzzxs_dasdzsadasdas/zzxxxzz_xccc_zxxz.doc
webSettings.xml.rels
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/635fb41358409ff7bc0c5ee1/reports/eb69407a-992c-45e1-a62e-29c8aba9cc4a/overview
Label:
Malicious
Suspicious Score:
9.9/10
Score Malicious:
1%
Score Benign:
0%
Link:
https://www.malware.ai/gui/files/?id=04252a94-373c-449c-b1fa-64e1263925ee
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/8d2703900fc859896a72e9ad7f9a395559dd9da5dbd0d87ca1dc57b21b32ebf0
Details
Document With No Content
Document contains little or no semantic information.
External Relationship Element
Document contains an externally hosted relationship, which fetches further content.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1101626
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains an external reference to another file
Drops PE files to the user root directory
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Office equation editor drops PE file
Office equation editor establishes network connection
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: File Dropped By EQNEDT32EXE
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 734289 Sample: PN00269.100 Order.docx.doc Startdate: 31/10/2022 Architecture: WINDOWS Score: 100 65 Malicious sample detected (through community Yara rule) 2->65 67 Antivirus detection for URL or domain 2->67 69 Antivirus detection for dropped file 2->69 71 13 other signatures 2->71 7 EQNEDT32.EXE 12 2->7         started        11 sYEatj.exe 2->11         started        13 sYEatj.exe 2->13         started        15 WINWORD.EXE 303 52 2->15         started        process3 dnsIp4 33 C:\Users\user\AppData\Local\...\vbc[1].exe, PE32 7->33 dropped 35 C:\Users\Public\vbc.exe, PE32 7->35 dropped 89 Office equation editor establishes network connection 7->89 91 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 7->91 18 vbc.exe 7->18         started        93 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->93 95 May check the online IP address of the machine 11->95 97 Machine Learning detection for dropped file 11->97 99 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->99 21 sYEatj.exe 12 3 11->21         started        24 sYEatj.exe 11->24         started        101 Injects a PE file into a foreign processes 13->101 26 sYEatj.exe 3 13->26         started        61 104.168.46.107, 49171, 49172, 80 AS-COLOCROSSINGUS United States 15->61 63 192.168.2.255, 137, 138 unknown unknown 15->63 37 C:\Users\user\AppData\Local\...\852A1173.doc, data 15->37 dropped 39 C:\Users\user\...\zzxxxzz_xccc_zxxz[1].doc, data 15->39 dropped file5 signatures6 process7 dnsIp8 73 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->73 75 May check the online IP address of the machine 18->75 77 Machine Learning detection for dropped file 18->77 87 2 other signatures 18->87 28 vbc.exe 13 7 18->28         started        43 208.91.199.225, 49177, 587 PUBLIC-DOMAIN-REGISTRYUS United States 21->43 45 54.91.59.199, 443, 49176 AMAZON-AESUS United States 21->45 51 3 other IPs or domains 21->51 47 208.91.199.224, 49179, 587 PUBLIC-DOMAIN-REGISTRYUS United States 26->47 49 3.232.242.170, 443, 49178 AMAZON-AESUS United States 26->49 53 3 other IPs or domains 26->53 79 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 26->79 81 Tries to steal Mail credentials (via file / registry access) 26->81 83 Tries to harvest and steal ftp login credentials 26->83 85 Tries to harvest and steal browser information (history, passwords, etc) 26->85 signatures9 process10 dnsIp11 55 us2.smtp.mailhostbox.com 208.91.198.143, 49174, 587 PUBLIC-DOMAIN-REGISTRYUS United States 28->55 57 api.ipify.org.herokudns.com 52.20.78.240, 443, 49173 AMAZON-AESUS United States 28->57 59 2 other IPs or domains 28->59 41 C:\Users\user\AppData\Roaming\...\sYEatj.exe, PE32 28->41 dropped 103 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 28->103 105 Tries to steal Mail credentials (via file / registry access) 28->105 107 Hides that the sample has been downloaded from the Internet (zone.identifier) 28->107 file12 signatures13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8d2703900fc859896a72e9ad7f9a395559dd9da5dbd0d87ca1dc57b21b32ebf0/
Threat name:
Script-WScript.Exploit.CVE-2017-0199
Create hunting rule
Status:
Malicious
First seen:
2022-10-31 02:02:51 UTC
File Type:
Document
Extracted files:
12
AV detection:
15 of 25 (60.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rutqheapzbmys2ts5gwx7grzkvm53hnf3pinq7fb3rl3egzs5pya._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan websettings
Link:
https://tria.ge/reports/221031-nsv7csagh5/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Launches Equation Editor
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Abuses OpenXML format to download file from external location
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
AgentTesla
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8d2703900fc8/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.99
Link:
https://yomi.yoroi.company/submissions/8d2703900fc859896a72e9ad7f9a395559dd9da5dbd0d87ca1dc57b21b32ebf0

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:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB

File information

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

Malspam

AgentTesla

Word file doc 8d2703900fc859896a72e9ad7f9a395559dd9da5dbd0d87ca1dc57b21b32ebf0

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments