MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40e4dd488584ef8860fa5634626a6da95aca2703d7796c40d4dbb609c92d8cf8. 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


Emotet (aka Heodo)


Vendor detections: 6


Intelligence 6 IOCs YARA 2 File information Comments
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SHA256 hash: 40e4dd488584ef8860fa5634626a6da95aca2703d7796c40d4dbb609c92d8cf8
SHA3-384 hash: e5b6e2bb37e5def55acf3dc1533b8153c22513cfb80a95fa8176b1984bcbb0c8f2965c0b560a47148565684aa277ed73
SHA1 hash: 8de0af357b8255844cee3c22b9836736af328ae9
MD5 hash: fc14611fe95a92a58f4f0947c9ed26e5
humanhash: grey-don-early-cardinal
File name:emotet_e1_40e4dd488584ef8860fa5634626a6da95aca2703d7796c40d4dbb609c92d8cf8_2020-08-13__111524._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:235'685 bytes
First seen:2020-08-13 11:16:11 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:4j6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkwXBBwrnRD/:4HgtEWPsL/aTyT9Gk4BBwrnRb
TLSH 60346B5B93DAAB97E78253710A1BEA2400959C783821420FBDCD3EFD7E797680E71316
Reporter Cryptolaemus1
Tags:doc Emotet epoch1 Heodo


Avatar
Cryptolaemus1
Emotet epoch1 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
63
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.VBS.Obfus-97.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.EmotetWindowSong.20200204.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.WelcomeBackEmotetThatsWhyTheyCallItWindowPain.2020717.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.EmotetCROCryLittleSister.20200720.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Using the Windows Management Instrumentation requests
Creating a process with a hidden window
DNS request
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a process from a recently created file
Moving a file to the Windows subdirectory
Creating a service
Deleting a recently created file
Enabling autorun for a service
Connection attempt to an infection source
Bypassing of proactive protection methods using Windows Management Instrumentation (WMI)
Launching a process by exploiting the app vulnerability
Result
Threat name:
Emotet
Create hunting rule
Detection:
malicious
Classification:
bank.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/425985
Signature
Changes security center settings (notifications, updates, antivirus, firewall)
Creates processes via WMI
Document contains an embedded VBA with many randomly named variables
Document contains VBA stomped code (only p-code) potentially bypassing AV detection
Drops executables to the windows directory (C:\Windows) and starts them
Encrypted powershell cmdline option found
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Malicious encrypted Powershell command line found
PowerShell case anomaly found
Powershell drops PE file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Very long command line found
Yara detected Emotet
Yara detected Emotet Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 265609 Sample: i4m1B9BSew._doc Startdate: 14/08/2020 Architecture: WINDOWS Score: 100 46 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->46 48 Found malware configuration 2->48 50 Malicious encrypted Powershell command line found 2->50 52 8 other signatures 2->52 7 powershell.exe 14 19 2->7         started        12 svchost.exe 2->12         started        14 WINWORD.EXE 184 46 2->14         started        16 9 other processes 2->16 process3 dnsIp4 36 stechman.com.br 177.12.163.81, 49725, 80 IPV6InternetLtdaBR Brazil 7->36 38 smleads.eu 108.60.21.198, 49723, 80 IN2NET-NETWORKCA Canada 7->38 42 3 other IPs or domains 7->42 30 C:\Users\user\AppData\Local\Temp\Mnfa.exe, PE32 7->30 dropped 32 PowerShell_transcr....20200814164459.txt, UTF-8 7->32 dropped 58 Powershell drops PE file 7->58 18 Mnfa.exe 2 7->18         started        21 conhost.exe 7->21         started        60 Changes security center settings (notifications, updates, antivirus, firewall) 12->60 23 MpCmdRun.exe 12->23         started        34 C:\Users\user\AppData\...\i4m1B9BSew.doc.LNK, MS 14->34 dropped 40 127.0.0.1 unknown unknown 16->40 file5 signatures6 process7 signatures8 54 Drops executables to the windows directory (C:\Windows) and starts them 18->54 56 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->56 25 AppResolver.exe 12 18->25         started        28 conhost.exe 23->28         started        process9 dnsIp10 44 174.100.27.229, 49732, 80 TWC-10796-MIDWESTUS United States 25->44
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/40e4dd488584ef8860fa5634626a6da95aca2703d7796c40d4dbb609c92d8cf8/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-13 11:18:08 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=idsn2sefqtxyqyh2ky2ge2tnvfnmujyd254wyqgu3o3atsjnrt4a._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200813-t14lbt6py6/
Behaviour
Suspicious Office macro
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Emotet
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/40e4dd488584ef8860fa5634626a6da95aca2703d7796c40d4dbb609c92d8cf8

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:ach_Heodo_doc_gen_2
Create hunting rule
Author:abuse.ch
Description:Detects Heodo (aka Emotet) DOC
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.

Web download

Heodo

Word file docx 40e4dd488584ef8860fa5634626a6da95aca2703d7796c40d4dbb609c92d8cf8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/431811/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/430028/
  
URLhaus
https://urlhaus.abuse.ch/url/429712/
  
URLhaus
https://urlhaus.abuse.ch/url/429681/
  
URLhaus
https://urlhaus.abuse.ch/url/429405/

Comments