MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 41cdff6bc198b4e041d092b52663f0ea0dd06334e70c62b595710e214cb8e3d9. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments
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SHA256 hash: 41cdff6bc198b4e041d092b52663f0ea0dd06334e70c62b595710e214cb8e3d9
SHA3-384 hash: 14ed5110abf227434573558e40112c5b5e3db533d708c9f2e14043b4c6189aa95c440410734d7b5aa7921206650e1150
SHA1 hash: 5039eb2a3a68d37d7b35f5ffb79b82cfce0331f4
MD5 hash: 26fb9be7ad9081b89d87feb8cba98a6b
humanhash: beryllium-utah-queen-angel
File name:RFQ#10012020.xlsx
Download: download sample
Signature AZORult
Create hunting rule
File size:12'384 bytes
First seen:2020-10-02 06:43:37 UTC
Last seen:2020-10-02 06:43:45 UTC
File type:Excel file xlsx
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 384:uOx1/0Sh1eKD6VgSiPd6Hmq4K0V7CmqmbnWTb:uOxRl3eKegPP054K6JqmbWTb
TLSH 9842ADA5C3C008A9D22CB13CCB8E1438907535C9350BB6473778A8FF282B6C6261EF29
Reporter cocaman
Tags:AZORult CVE-2017-11882 xlsx


Avatar
cocaman
Malicious email (T1566.001)
From: "CARME MOLLET <karolina@realpharm.eu>"
Received: "from server.sgbcg.com (server.sgbcg.com [113.11.251.241]) "
Date: "Thu, 01 Oct 2020 14:18:29 +0800"
Subject: "INQUIRY: Request for prices and lead time"
Attachment: "Product Specification.xlsx"

Intelligence

File Origin
# of uploads :
2
# of downloads :
170
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27429.XmlHeur.Autoload.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Malware.XML.Autoload-1.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.EQAndMisCasedOleNativeWasTheCaseThatTheyGaveMe.20200215.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
DNS request
Creating a file in the %temp% directory
Creating a file
Deleting a recently created file
Reading critical registry keys
Launching a service
Launching a file downloaded from the Internet
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Creating a process from a recently created file
Sending an HTTP POST request to an infection source
Result
Threat name:
AZORult
Create hunting rule
Detection:
malicious
Classification:
phis.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/479966
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
Binary contains a suspicious time stamp
Contains functionality to detect sleep reduction / modifications
Detected AZORult Info Stealer
Detected unpacking (changes PE section rights)
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Office equation editor drops PE file
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Sigma detected: Droppers Exploiting CVE-2017-11882
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: File Dropped By EQNEDT32EXE
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file access)
Yara detected Azorult
Yara detected Azorult Info Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 292422 Sample: RFQ#10012020.xlsx Startdate: 02/10/2020 Architecture: WINDOWS Score: 100 40 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->40 42 Multi AV Scanner detection for domain / URL 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 14 other signatures 2->46 7 EQNEDT32.EXE 12 2->7         started        12 EXCEL.EXE 57 12 2->12         started        process3 dnsIp4 38 chemshire.org 208.91.198.102, 49167, 80 PUBLIC-DOMAIN-REGISTRYUS United States 7->38 30 C:\Users\user\AppData\Local\Temp\name.exe, PE32 7->30 dropped 32 C:\Users\user\AppData\Local\...\pp[1].exe, PE32 7->32 dropped 56 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 7->56 14 name.exe 7->14         started        34 C:\Users\user\Desktop\~$RFQ#10012020.xlsx, data 12->34 dropped file5 signatures6 process7 signatures8 58 Detected unpacking (changes PE section rights) 14->58 60 Detected AZORult Info Stealer 14->60 62 Maps a DLL or memory area into another process 14->62 64 Contains functionality to detect sleep reduction / modifications 14->64 17 name.exe 59 14->17         started        process9 dnsIp10 36 207.154.240.23, 49168, 49169, 80 DIGITALOCEAN-ASNUS United States 17->36 22 C:\Users\user\AppData\...\vcruntime140.dll, PE32 17->22 dropped 24 C:\Users\user\AppData\Local\...\ucrtbase.dll, PE32 17->24 dropped 26 C:\Users\user\AppData\Local\...\softokn3.dll, PE32 17->26 dropped 28 45 other files (none is malicious) 17->28 dropped 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->48 50 Tries to steal Instant Messenger accounts or passwords 17->50 52 Tries to steal Mail credentials (via file access) 17->52 54 2 other signatures 17->54 file11 signatures12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/41cdff6bc198b4e041d092b52663f0ea0dd06334e70c62b595710e214cb8e3d9/
Threat name:
Document-Office.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2020-10-01 07:20:56 UTC
File Type:
Document
Extracted files:
16
AV detection:
18 of 29 (62.07%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ihg7626btc2oaqoqsk2smy7q5ig5ayzu44ggfnmvoehcctfy4pmq._file
Result
Malware family:
azorult
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Score:
  10/10
Tags:
trojan infostealer family:azorult spyware discovery
Link:
https://tria.ge/reports/201002-68sfccka5a/
Behaviour
Checks processor information in registry
Launches Equation Editor
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates system info in registry
Suspicious use of SetThreadContext
Checks installed software on the system
JavaScript code in executable
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Blacklisted process makes network request
Executes dropped EXE
Azorult
Malware Config
C2 Extraction:
http://207.154.240.23/index.php
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Exploit
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/41cdff6bc198b4e041d092b52663f0ea0dd06334e70c62b595710e214cb8e3d9

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:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples

File information

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

Malspam

AZORult

Excel file xlsx 41cdff6bc198b4e041d092b52663f0ea0dd06334e70c62b595710e214cb8e3d9

(this sample)

  
Delivery method
Distributed via e-mail attachment

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