MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ad6dba68011faf36962c6096f66f6bb3f3c2dd95fe887e0afe042e6eaad5c4cd. 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: 12


Intelligence 12 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ad6dba68011faf36962c6096f66f6bb3f3c2dd95fe887e0afe042e6eaad5c4cd
SHA3-384 hash: c933d0e4716a86aab1adf1832a9ddbf2d6f31c94913761a5045ee671173072830d28f4d75e4e68e328a673f927a54846
SHA1 hash: 6d8067457e04e3f712f8351c0f78a6c83b0da518
MD5 hash: bfa5dab47862db8d9123c5833786e3c1
humanhash: muppet-august-lithium-social
File name:SecuriteInfo.com.Win32.SuspectCrc.28876.20318
Download: download sample
Signature AgentTesla
Create hunting rule
File size:40'960 bytes
First seen:2024-04-19 20:26:28 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/vnd.ms-excel
ssdeep 768:VHyBP0pjJWoSwo60j3vxXfwoy3uV8M2dQIRqJv:968pjJWo2jfRa388M2dQIRqJv
TLSH T17703E1AF3215F4A9D283E53A07CEA1E1241A2C249F427B4F4768BB5D67343C79B8718D
TrID 58.2% (.XLS) Microsoft Excel sheet (alternate) (56500/1/4)
33.5% (.XLS) Microsoft Excel sheet (32500/1/3)
8.2% (.) Generic OLE2 / Multistream Compound (8000/1)
Reporter SecuriteInfoCom
Tags:AgentTesla cve-2017-0199 xlsx

Office OLE Information

This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE dump

MalwareBazaar was able to identify 7 sections in this file using oledump:

Section IDSection sizeSection name
1114 bytesCompObj
2244 bytesDocumentSummaryInformation
3200 bytesSummaryInformation
4490 bytesMBD00308339/Ole
5114 bytesMBD0030BE20/CompObj
611614 bytesMBD0030BE20/Package
724483 bytesWorkbook

Intelligence

File Origin
# of uploads :
1
# of downloads :
660
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Orden de compra (OC).xla
Verdict:
Malicious activity
Analysis date:
2024-04-19 19:36:18 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/25359df6-fe09-400b-9dcd-6ac6b5f87c2b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Changing an executable file
Using the Windows Management Instrumentation requests
Creating a window
DNS request
Sending an HTTP GET request
Searching for synchronization primitives
Launching a process
Сreating synchronization primitives
Creating a file
Connection attempt
Sending a custom TCP request
Creating a process with a hidden window
Connection attempt by exploiting the app vulnerability
Sending a custom TCP request by exploiting the app vulnerability
Launching a process by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Office File
Link:
https://app.docguard.net/ad6dba68011faf36962c6096f66f6bb3f3c2dd95fe887e0afe042e6eaad5c4cd/results/dashboard
Payload URLs
URL
File name
http://qr-in.com/esHaYwK
Embedded Ole
Behaviour
SuspiciousRTF detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
embedequation exploit macros shellcode
Link:
https://www.filescan.io/uploads/6622d399c5dabc22b203273c/reports/c8a1c80e-efb2-47cc-bb91-e1bef940d6c4/overview
Verdict:
Malicious
Labled as:
CVE-2017-0199
Link:
https://www.hybrid-analysis.com/sample/ad6dba68011faf36962c6096f66f6bb3f3c2dd95fe887e0afe042e6eaad5c4cd
Label:
Benign
Suspicious Score:
4.0/10
Score Malicious:
4%
Score Benign:
6%
Link:
https://www.malware.ai/gui/files/?id=a6c74c3a-d048-462c-914f-0de63a9adf44
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/ad6dba68011faf36962c6096f66f6bb3f3c2dd95fe887e0afe042e6eaad5c4cd
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1428957
Signature
Antivirus detection for dropped file
Check if machine is in data center or colocation facility
Connects to a pastebin service (likely for C&C)
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Document exploit detected (process start blacklist hit)
Excel sheet contains many unusual embedded objects
Found malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Microsoft Office drops suspicious files
Microsoft Office launches external ms-search protocol handler (WebDAV)
Office drops RTF file
Office equation editor establishes network connection
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Office viewer loads remote template
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Shellcode detected
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: Equation Editor Network Connection
Sigma detected: File Dropped By EQNEDT32EXE
Sigma detected: Potential PowerShell Obfuscation Via Reversed Commands
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Powershell download and load assembly
Sigma detected: Powershell download payload from hardcoded c2 list
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: Suspicious Microsoft Office Child Process
Sigma detected: WScript or CScript Dropper
Snort IDS alert for network traffic
Suspicious execution chain found
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
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 steal Mail credentials (via file / registry access)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AgentTesla
Yara detected Generic Downloader
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1428957 Sample: SecuriteInfo.com.Win32.Susp... Startdate: 19/04/2024 Architecture: WINDOWS Score: 100 45 qr-in.com 2->45 61 Snort IDS alert for network traffic 2->61 63 Found malware configuration 2->63 65 Malicious sample detected (through community Yara rule) 2->65 67 22 other signatures 2->67 9 EXCEL.EXE 51 39 2->9         started        signatures3 process4 dnsIp5 49 192.3.216.151, 49163, 49170, 49171 AS-COLOCROSSINGUS United States 9->49 51 qr-in.com 3.140.76.209, 443, 49161, 49162 AMAZON-02US United States 9->51 43 morningfilewiththi...lwaysbefrabk[1].doc, Rich 9->43 dropped 13 wscript.exe 13 9->13         started        17 WINWORD.EXE 336 37 9->17         started        file6 process7 dnsIp8 55 paste.ee 13->55 57 104.21.84.67, 443, 49172 CLOUDFLARENETUS United States 13->57 87 System process connects to network (likely due to code injection or exploit) 13->87 89 Suspicious powershell command line found 13->89 91 Wscript starts Powershell (via cmd or directly) 13->91 101 2 other signatures 13->101 20 powershell.exe 12 5 13->20         started        59 qr-in.com 17->59 31 C:\Users\user\AppData\...\qr-in.com.url, MS 17->31 dropped 33 C:\Users\user\AppData\Roaming\...\esHaYwK.url, MS 17->33 dropped 35 ~WRF{23548E17-B733...0-65A42E886FC7}.tmp, Composite 17->35 dropped 37 C:\Users\user\AppData\Local\...\58D4FBC.doc, Rich 17->37 dropped 93 Microsoft Office launches external ms-search protocol handler (WebDAV) 17->93 95 Office viewer loads remote template 17->95 97 Microsoft Office drops suspicious files 17->97 24 EQNEDT32.EXE 12 17->24         started        file9 99 Connects to a pastebin service (likely for C&C) 55->99 signatures10 process11 dnsIp12 47 uploaddeimagens.com.br 104.21.45.138, 443, 49173, 49174 CLOUDFLARENETUS United States 20->47 69 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 20->69 71 Writes to foreign memory regions 20->71 73 Injects a PE file into a foreign processes 20->73 27 AddInProcess32.exe 12 2 20->27         started        39 C:\Users\user\AppData\Roaming\morning.js, Unicode 24->39 dropped 41 C:\Users\user\AppData\Local\...\morning[1].js, Unicode 24->41 dropped 75 Office equation editor establishes network connection 24->75 77 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 24->77 file13 signatures14 process15 dnsIp16 53 ip-api.com 208.95.112.1, 49176, 80 TUT-ASUS United States 27->53 79 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 27->79 81 Tries to steal Mail credentials (via file / registry access) 27->81 83 Tries to harvest and steal browser information (history, passwords, etc) 27->83 85 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 27->85 signatures17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ad6dba68011faf36962c6096f66f6bb3f3c2dd95fe887e0afe042e6eaad5c4cd/
Threat name:
Document-Office.Exploit.CVE-2017-0199
Create hunting rule
Status:
Malicious
First seen:
2024-04-19 08:35:26 UTC
File Type:
Document
Extracted files:
19
AV detection:
8 of 23 (34.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vvw3u2abd6xtnfrmmclpm33lwpz4fxmv72eh4cx6aqxg5kwvytgq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/240419-y8d8wsfd9w/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ad6dba68011f/report/overview.html
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:maldoc_OLE_file_magic_number
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)

File information

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

Comments