MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a6b164586e8342d4cb7b428030b8966c6a84bee4743752f5e3099eaf72bae0b8. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a6b164586e8342d4cb7b428030b8966c6a84bee4743752f5e3099eaf72bae0b8
SHA3-384 hash: 8876d322a90116aedf86fc0966fdd70b5465abc6de68bfe474cece4be307517ebc5635c0648579fb91c378774d4434da
SHA1 hash: 8c481a73ce35306ec76002f7f7e55d5c80ab03ce
MD5 hash: 696a3b060598de359620d3aaa8af6df8
humanhash: friend-ack-friend-football
File name:emotet_e3_a6b164586e8342d4cb7b428030b8966c6a84bee4743752f5e3099eaf72bae0b8_2020-08-19__205700._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:196'738 bytes
First seen:2020-08-19 20:57:18 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:o4PrXcuQuvpzm4bkiaMQgAlS+smFazEnmh7cwJ6:FDRv1m4bnQgIS+jvmVcwJ6
TLSH 70140AA820E57C9EC90B32317EFA8BBF50805E8A1161897A773D33693FFB075A275115
Reporter Cryptolaemus1
Tags:doc Emotet epoch3 Heodo


Avatar
Cryptolaemus1
Emotet epoch3 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.VBS.Obfus-101.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% 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/439610
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 string operations indicating source code obfuscation
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
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
PowerShell case anomaly found
Powershell drops PE file
Query firmware table information (likely to detect VMs)
Very long command line found
Yara detected Emotet
Yara detected Emotet Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 272350 Sample: HVk9BoIq5V._doc Startdate: 20/08/2020 Architecture: WINDOWS Score: 100 37 cdn.onenote.net 2->37 45 Found malware configuration 2->45 47 Malicious encrypted Powershell command line found 2->47 49 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->49 51 8 other signatures 2->51 8 powershell.exe 14 20 2->8         started        13 svchost.exe 2->13         started        15 svchost.exe 1 2->15         started        17 8 other processes 2->17 signatures3 process4 dnsIp5 39 cabanashuasca.com 162.241.61.204, 49700, 80 UNIFIEDLAYER-AS-1US United States 8->39 31 C:\Users\user\AppData\Local\...\Pz6kc0.exe, PE32 8->31 dropped 33 PowerShell_transcr....20200820205812.txt, UTF-8 8->33 dropped 57 Powershell drops PE file 8->57 19 Pz6kc0.exe 2 8->19         started        22 conhost.exe 8->22         started        59 Changes security center settings (notifications, updates, antivirus, firewall) 13->59 24 MpCmdRun.exe 1 13->24         started        61 Query firmware table information (likely to detect VMs) 15->61 41 127.0.0.1 unknown unknown 17->41 35 C:\Users\user\AppData\...\HVk9BoIq5V.doc.LNK, MS 17->35 dropped file6 signatures7 process8 signatures9 53 Drops executables to the windows directory (C:\Windows) and starts them 19->53 55 Hides that the sample has been downloaded from the Internet (zone.identifier) 19->55 26 windows.storage.exe 12 19->26         started        29 conhost.exe 24->29         started        process10 dnsIp11 43 173.94.215.84, 49715, 80 TWC-11426-CAROLINASUS United States 26->43
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a6b164586e8342d4cb7b428030b8966c6a84bee4743752f5e3099eaf72bae0b8/
Threat name:
Document-Word.Trojan.Dynamer
Create hunting rule
Status:
Malicious
First seen:
2020-08-19 20:56:55 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=u2ywiwdoqnbnjs33ikadboewnrvijpxeoq3vf5pdbgpk64v24c4a._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200819-38g75mwzh6/
Behaviour
Suspicious Office macro
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Emotet
Score:
0.70
Link:
https://yomi.yoroi.company/submissions/a6b164586e8342d4cb7b428030b8966c6a84bee4743752f5e3099eaf72bae0b8

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

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 a6b164586e8342d4cb7b428030b8966c6a84bee4743752f5e3099eaf72bae0b8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/436851/
  
Delivery method
Distributed via web download

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