MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ef2d30adee7c780cf545fa682c0b3d5fe6888b98aa44a672a6aee0ba177f550. 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


AZORult


Vendor detections: 8


Maldoc score: 11


Intelligence 8 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8ef2d30adee7c780cf545fa682c0b3d5fe6888b98aa44a672a6aee0ba177f550
SHA3-384 hash: 11e34e9460d24a51ba3f54164f1465835e2239263419a8c10f851fe41fa716c8c5251dc6c0bf3d51f7284f00575994e8
SHA1 hash: b672f397332baea3f71459132820c2d95af8d2b4
MD5 hash: 3b0c07c41b797f2b0ffcae966cc9a82d
humanhash: tennessee-fish-one-summer
File name:3b0c07c4_by_Libranalysis
Download: download sample
Signature AZORult
Create hunting rule
File size:185'856 bytes
First seen:2021-05-11 08:02:05 UTC
Last seen:2021-05-11 08:58:46 UTC
File type:Excel file xlsx
MIME type:application/vnd.ms-excel
ssdeep 3072:tk3hOdsylKlgryzc4bNhZFGzE+cL2knAQkqIrBXuHlU1GEha7rdrligZtYnJ3TSL:tk3hOdsylKlgryzc4bNhZF+E+W2knAB3
TLSH 0404E0B6B2D9DC89C98903764DE6C1D76663FD62AF12924B3389F30E1F756C0884271B
Reporter Libranalysis
Tags:AZORult


Avatar
Libranalysis
Uploaded as part of the sample sharing project

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 id
Maldoc score: 11
Application name is Microsoft Excel
Office document is in OLE format
Office document contains VBA Macros
OLE dump

MalwareBazaar was able to identify 11 sections in this file using oledump:

Section IDSection sizeSection name
1107 bytesCompObj
2244 bytesDocumentSummaryInformation
3208 bytesSummaryInformation
4171971 bytesWorkbook
5455 bytes_VBA_PROJECT_CUR/PROJECT
686 bytes_VBA_PROJECT_CUR/PROJECTwm
7950 bytes_VBA_PROJECT_CUR/VBA/Module1
8991 bytes_VBA_PROJECT_CUR/VBA/Sheet1
91970 bytes_VBA_PROJECT_CUR/VBA/ThisWorkbook
102648 bytes_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
11562 bytes_VBA_PROJECT_CUR/VBA/dir
OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

TypeKeywordDescription
AutoExecWorkbook_OpenRuns when the Excel Workbook is opened
IOC31.210.20.6IPv4 address
SuspiciousCreateObjectMay create an OLE object
SuspiciousChrMay attempt to obfuscate specific strings (use option --deobf to deobfuscate)
SuspiciousexecMay run an executable file or a system
SuspiciousHex StringsHex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)
SuspiciousBase64 StringsBase64-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin
# of uploads :
2
# of downloads :
249
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Ziraat Bankasi Swift Mesaji.xls
Verdict:
Malicious activity
Analysis date:
2021-05-11 07:33:52 UTC
Tags:
macros macros-on-open ta505
Link:
https://app.any.run/tasks/981c4609-d942-4c44-ace0-737c60219ee4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Legit
File type:
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
Has a screenshot:
False
Contains macros:
True
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/154932/
Detection(s):
TwinWave.EvilDoc.DOCXSTRGOOD..EXE.200225.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.CROStringGamesBangBang.20200908.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.PublicDottedQuadDLrRunLikeHell.20210223.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.CROIndirectionGamesLeave.20210428.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Searching for the window
Creating a file
Delayed writing of the file
Creating a file in the %temp% subdirectories
Creating a file in the Windows subdirectories
Modifying a system file
Launching a process by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Link:
https://app.docguard.net/8ef2d30adee7c780cf545fa682c0b3d5fe6888b98aa44a672a6aee0ba177f550/results/dashboard
Payload URLs
URL
File name
http://31.210.20.6/w2/Hoxmq.ex
ThisWorkbook
Result
Verdict:
UNKNOWN
Link:
https://labs.inquest.net/dfi/sha256/8ef2d30adee7c780cf545fa682c0b3d5fe6888b98aa44a672a6aee0ba177f550
Details
Macro with Startup Hook
Detected macro logic that will automatically execute on document open. Most malware contains some execution hook.
IPv4 Dotted Quad URL
A URL was detected referencing a direct IP address, as opposed to a domain name.
Result
Threat name:
Azorult
Create hunting rule
Detection:
malicious
Classification:
expl.phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/778385
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Document contains an embedded VBA macro with suspicious strings
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
Sigma detected: Execution from Suspicious Folder
Sigma detected: Microsoft Office Product Spawning Windows Shell
Suspicious powershell command line found
Tries to harvest and steal Bitcoin Wallet information
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 Crypto Currency Wallets
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected Azorult
Yara detected Azorult Info Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 410782 Sample: 3b0c07c4_by_Libranalysis.xls Startdate: 11/05/2021 Architecture: WINDOWS Score: 100 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 9 other signatures 2->55 8 OUTLOOK.EXE 501 26 2->8         started        11 EXCEL.EXE 35 30 2->11         started        process3 signatures4 65 Suspicious powershell command line found 8->65 13 powershell.exe 15 18 8->13         started        process5 dnsIp6 45 31.210.20.6, 49720, 80 PLUSSERVER-ASN1DE Netherlands 13->45 47 192.168.2.1 unknown unknown 13->47 41 C:\Users\Public\Documents\analysislook.exe, PE32 13->41 dropped 75 Powershell drops PE file 13->75 18 analysislook.exe 6 13->18         started        22 conhost.exe 13->22         started        file7 signatures8 process9 file10 29 C:\Users\user\AppData\...\analysislook.exe, PE32 18->29 dropped 31 C:\Users\user\AppData\Roaming\...\notpad.exe, PE32 18->31 dropped 57 Multi AV Scanner detection for dropped file 18->57 59 Creates an undocumented autostart registry key 18->59 61 Machine Learning detection for dropped file 18->61 63 2 other signatures 18->63 24 analysislook.exe 66 18->24         started        signatures11 process12 dnsIp13 43 ahsanulalam.buet.ac.bd 103.94.135.216, 49729, 49731, 80 IICT-BUET-AS-APBangladeshUniversityofEngineeringandTec Bangladesh 24->43 33 C:\Users\user\AppData\...\vcruntime140.dll, PE32 24->33 dropped 35 C:\Users\user\AppData\Local\...\ucrtbase.dll, PE32 24->35 dropped 37 C:\Users\user\AppData\Local\...\softokn3.dll, PE32 24->37 dropped 39 45 other files (none is malicious) 24->39 dropped 67 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->67 69 Tries to steal Instant Messenger accounts or passwords 24->69 71 Tries to steal Mail credentials (via file access) 24->71 73 4 other signatures 24->73 file14 signatures15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8ef2d30adee7c780cf545fa682c0b3d5fe6888b98aa44a672a6aee0ba177f550/
Threat name:
Document-Office.Trojan.Sadoca
Create hunting rule
Status:
Malicious
First seen:
2021-05-11 08:02:22 UTC
AV detection:
4 of 47 (8.51%)
Threat level:
  5/5
Result
Malware family:
azorult
Create hunting rule
Score:
  10/10
Tags:
family:azorult discovery infostealer macro macro_on_action spyware stealer trojan
Link:
https://tria.ge/reports/210511-lbejfrel1e/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Loads dropped DLL
Reads data files stored by FTP clients
Reads local data of messenger clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Azorult
Malware Config
C2 Extraction:
http://ahsanulalam.buet.ac.bd/bvyukiu/index.php
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
sLoad
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8ef2d30adee7c780cf545fa682c0b3d5fe6888b98aa44a672a6aee0ba177f550

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:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:UAC_bypass_bin_mem
Create hunting rule
Author:James_inthe_box
Description:UAC bypass in files like avemaria

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/154932/

Comments