MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a3403d459d67974fc026ef1843e1f8b46f266fe69fbbe1ce6e3b8992c4df2667. 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: 7


Intelligence 7 IOCs YARA 4 File information Comments
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SHA256 hash: a3403d459d67974fc026ef1843e1f8b46f266fe69fbbe1ce6e3b8992c4df2667
SHA3-384 hash: 1e72da8642b56625d4fab4a43c71c303a8c806ec4cc1c0effff029aa5fd61b4cd6a06fbf9750e143d841d52b996d959b
SHA1 hash: 6b16ae6aeff88e5aa23c924abb848f9d3544043b
MD5 hash: 28a4a547eb4d642671b5521892b94dd9
humanhash: river-zulu-snake-berlin
File name:emotet_e1_a3403d459d67974fc026ef1843e1f8b46f266fe69fbbe1ce6e3b8992c4df2667_2020-08-12__114956._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:231'120 bytes
First seen:2020-08-12 11:50:42 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:Dj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkR+Y3GuiP8wXhRmG:DHgtEWPsL/aTyT9GkRxWUwXhR9
TLSH 06347D0FE6877A36D47720304206EBB52996EC066F15422FB04A3FEC7E3DD58127A5E6
Reporter Cryptolaemus1
Tags:doc Emotet epoch1 Heodo


Avatar
Cryptolaemus1
Emotet epoch1 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.VBS.Obfus-96.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
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
Sending an HTTP POST request to an infection source
Result
Threat name:
Emotet
Create hunting rule
Detection:
malicious
Classification:
bank.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/422354
Signature
Changes security center settings (notifications, updates, antivirus, firewall)
Creates processes via WMI
Document contains an embedded VBA with base64 encoded strings
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
Very long command line found
Yara detected Emotet
Yara detected Emotet Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 263648 Sample: rDNWB6s96N._doc Startdate: 13/08/2020 Architecture: WINDOWS Score: 100 45 Found malware configuration 2->45 47 Malicious encrypted Powershell command line found 2->47 49 Yara detected Emotet Downloader 2->49 51 8 other signatures 2->51 7 466.exe 2 2->7         started        10 powershell.exe 14 18 2->10         started        14 svchost.exe 2->14         started        16 10 other processes 2->16 process3 dnsIp4 53 Drops executables to the windows directory (C:\Windows) and starts them 7->53 55 Hides that the sample has been downloaded from the Internet (zone.identifier) 7->55 18 dvdplay.exe 12 7->18         started        37 fabfastfashion.com 103.133.214.89, 49726, 80 EWEBGURU-ASEWEBGURUIN India 10->37 39 soarflix.com 104.27.144.72, 49727, 80 CLOUDFLARENETUS United States 10->39 43 2 other IPs or domains 10->43 27 PowerShell_transcr....20200813040325.txt, UTF-8 10->27 dropped 29 C:\Users\user\466.exe, data 10->29 dropped 57 Creates processes via WMI 10->57 21 conhost.exe 10->21         started        59 Changes security center settings (notifications, updates, antivirus, firewall) 14->59 23 MpCmdRun.exe 14->23         started        41 127.0.0.1 unknown unknown 16->41 31 C:\Users\user\AppData\...\rDNWB6s96N.doc.LNK, MS 16->31 dropped file5 signatures6 process7 dnsIp8 33 201.171.150.41, 443 UninetSAdeCVMX Mexico 18->33 35 94.76.247.61, 49743, 8080 SIMPLYTRANSITGB United Kingdom 18->35 25 conhost.exe 23->25         started        process9
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a3403d459d67974fc026ef1843e1f8b46f266fe69fbbe1ce6e3b8992c4df2667/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-12 11:52:06 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=unad2rm5m6lu7qbg54mehypywrxsm37gt656dttohoezfrg7eztq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200812-sr66y1annj/
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/a3403d459d67974fc026ef1843e1f8b46f266fe69fbbe1ce6e3b8992c4df2667

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:Cobalt_functions
Create hunting rule
Author:@j0sm1
Description:Detect functions coded with ROR edi,D; Detect CobaltStrike used by differents groups APT
Rule name:MALW_emotet
Create hunting rule
Author:Marc Rivero | McAfee ATR Team
Description:Rule to detect unpacked Emotet
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 a3403d459d67974fc026ef1843e1f8b46f266fe69fbbe1ce6e3b8992c4df2667

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/430396/
  
Delivery method
Distributed via web download

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