MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91be793a434358d6af000c95d3322991825e32cc3b15ba6fc7f2165885a2e106. 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 2 File information Comments
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SHA256 hash: 91be793a434358d6af000c95d3322991825e32cc3b15ba6fc7f2165885a2e106
SHA3-384 hash: ce51b375311f90450b37f4fc9d2ea72e36202727b9a32ced752467ef9bfc85901724eca399041cf6b987c7408afbe2c3
SHA1 hash: fa18a1e0fd0a2d378721e11ce341c810dd73b883
MD5 hash: 7bbeca5cd411a7303fa20b748bcd812f
humanhash: twelve-kansas-tango-robin
File name:emotet_e2_91be793a434358d6af000c95d3322991825e32cc3b15ba6fc7f2165885a2e106_2020-08-12__235416._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:232'276 bytes
First seen:2020-08-12 23:55:48 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:8j6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGk1o4O8wexRj:8HgtEWPsL/aTyT9Gk1o4XwexRj
TLSH 49347C0EEA477A36D47720304206EBB52596AC066F15421BB04E3FEC3F3DD58177A9D6
Reporter Cryptolaemus1
Tags:doc Emotet epoch2 Heodo


Avatar
Cryptolaemus1
Emotet epoch2 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
63
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
Creating a file
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
Possible injection to a system process
Enabling autorun for a service
Launching a process by exploiting the app vulnerability
Sending an HTTP GET 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/424399
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
Drops PE files to the user root directory
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: 264750 Sample: gXauC8X18b._doc Startdate: 14/08/2020 Architecture: WINDOWS Score: 100 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious encrypted Powershell command line found 2->45 47 9 other signatures 2->47 7 powershell.exe 14 18 2->7         started        12 728.exe 5 2->12         started        14 svchost.exe 2->14         started        16 10 other processes 2->16 process3 dnsIp4 35 cnoenc.com 112.220.197.10, 49723, 80 LGDACOMLGDACOMCorporationKR Korea Republic of 7->35 27 C:\Users\user\728.exe, PE32 7->27 dropped 29 PowerShell_transcr....20200814001121.txt, UTF-8 7->29 dropped 49 Drops PE files to the user root directory 7->49 51 Creates processes via WMI 7->51 53 Powershell drops PE file 7->53 18 conhost.exe 7->18         started        55 Drops executables to the windows directory (C:\Windows) and starts them 12->55 57 Hides that the sample has been downloaded from the Internet (zone.identifier) 12->57 20 ContactApis.exe 12 12->20         started        59 Changes security center settings (notifications, updates, antivirus, firewall) 14->59 23 MpCmdRun.exe 14->23         started        37 127.0.0.1 unknown unknown 16->37 39 192.168.2.1 unknown unknown 16->39 31 C:\Users\user\AppData\...\gXauC8X18b.doc.LNK, MS 16->31 dropped file5 signatures6 process7 dnsIp8 33 24.233.112.152, 49729, 80 METROCAST-1US United States 20->33 25 conhost.exe 23->25         started        process9
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/91be793a434358d6af000c95d3322991825e32cc3b15ba6fc7f2165885a2e106/
Threat name:
Script-Macro.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-12 23:57:05 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=sg7hsosdinmnnlyabsk5gmrjsgbf4mwmhmk3u36h6ilfrbnc4eda._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200812-f9l9ygddx6/
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/91be793a434358d6af000c95d3322991825e32cc3b15ba6fc7f2165885a2e106

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 91be793a434358d6af000c95d3322991825e32cc3b15ba6fc7f2165885a2e106

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/431352/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/431354/

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