MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 20b8db5032eaf617d7836dc571c27edaf2dbaf96912ffd6c2ed49ab18625d65f. 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 4 File information Comments
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SHA256 hash: 20b8db5032eaf617d7836dc571c27edaf2dbaf96912ffd6c2ed49ab18625d65f
SHA3-384 hash: e396a536151712037af1fe2e6b1d94fdfaeb500ed454b2b29910cc2ed7f70e7f2beb1867663524bf6f28bbead7615870
SHA1 hash: 23a42ed65f9e59078d7d84956b9379e32282c415
MD5 hash: 22816b2ca3524d40657f384c3129241e
humanhash: colorado-venus-enemy-xray
File name:emotet_e1_20b8db5032eaf617d7836dc571c27edaf2dbaf96912ffd6c2ed49ab18625d65f_2020-08-20__114556._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:242'953 bytes
First seen:2020-08-20 11:46:40 UTC
Last seen:2020-08-20 13:16:40 UTC
File type:Word file docx
MIME type:application/msword
ssdeep 3072:ij6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkWfkKvvvUUawzYy:iHgtEWPsL/aTyT9GkGkKv37awzYy
TLSH 1D343BE255D3DB7AE503863B7695EFFC307B8C0028115617A99A37EE2D3903C484F69A
Reporter Cryptolaemus1
Tags:doc Emotet epoch1 Heodo


Avatar
Cryptolaemus1
Emotet epoch1 doc

Intelligence

File Origin
# of uploads :
2
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL
Create hunting rule

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

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

Sanesecurity.Malware.24631.XlsHeur.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% subdirectories
Creating a process from a recently created file
Moving a file to the Windows subdirectory
Creating a service
Connection attempt
Sending an HTTP POST request
Deleting a recently created file
Enabling autorun for a service
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/441382
Signature
Changes security center settings (notifications, updates, antivirus, firewall)
Creates processes via WMI
Document contains an embedded VBA with base64 encoded strings
Drops executables to the windows directory (C:\Windows) and starts them
Encrypted powershell cmdline option found
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
Very long command line found
Yara detected Emotet
Yara detected Emotet Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 273352 Sample: V2Lb3gMkI1._doc Startdate: 21/08/2020 Architecture: WINDOWS Score: 100 42 Malicious encrypted Powershell command line found 2->42 44 Yara detected Emotet Downloader 2->44 46 Yara detected Emotet 2->46 48 5 other signatures 2->48 7 powershell.exe 14 20 2->7         started        12 svchost.exe 2->12         started        14 svchost.exe 1 1 2->14         started        16 10 other processes 2->16 process3 dnsIp4 34 jens-freiberg.de 81.169.145.70, 49725, 80 STRATOSTRATOAGDE Germany 7->34 30 C:\Users\user\AppData\Local\...\Kst21p7ps.exe, PE32 7->30 dropped 32 PowerShell_transcr....20200821193826.txt, UTF-8 7->32 dropped 54 Powershell drops PE file 7->54 18 Kst21p7ps.exe 2 7->18         started        21 conhost.exe 7->21         started        56 Changes security center settings (notifications, updates, antivirus, firewall) 12->56 23 MpCmdRun.exe 12->23         started        36 127.0.0.1 unknown unknown 14->36 38 192.168.2.1 unknown unknown 16->38 file5 signatures6 process7 signatures8 50 Drops executables to the windows directory (C:\Windows) and starts them 18->50 52 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->52 25 SensorsNativeApi.exe 12 18->25         started        28 conhost.exe 23->28         started        process9 dnsIp10 40 181.30.61.163, 443, 49731 TelecomArgentinaSAAR Argentina 25->40
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/20b8db5032eaf617d7836dc571c27edaf2dbaf96912ffd6c2ed49ab18625d65f/
Threat name:
Document-Word.Trojan.EmoDldr
Create hunting rule
Status:
Malicious
First seen:
2020-08-20 11:46:17 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ec4nwubs5l3bpv4dnxcxdqt63lznxl4wsex723bo2snldbrf2zpq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200820-3hmb633lz2/
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/20b8db5032eaf617d7836dc571c27edaf2dbaf96912ffd6c2ed49ab18625d65f

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_20200820
Create hunting rule
Author:abuse.ch
Description:Detects Heodo DOC
Rule name:ach_Heodo_doc_gen_3
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

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 20b8db5032eaf617d7836dc571c27edaf2dbaf96912ffd6c2ed49ab18625d65f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/436725/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/436666/
  
URLhaus
https://urlhaus.abuse.ch/url/436585/
  
URLhaus
https://urlhaus.abuse.ch/url/436576/

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