MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 73978ac54dd64013ecb00644443e0581c99e3d11e66d7174a3b5d81a4ae19a71. 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: 5


Intelligence 5 IOCs YARA 4 File information Comments
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SHA256 hash: 73978ac54dd64013ecb00644443e0581c99e3d11e66d7174a3b5d81a4ae19a71
SHA3-384 hash: 2f41610371f3e36e29061d8e58a7481d73d8209aa6b6295825ea0cb6e8caf44ea9aaec7fc624510ca536fa09e82c29f6
SHA1 hash: 6f905dc28bf139c01def983afceb2240dc1cffe0
MD5 hash: f86d7e3eb9194fbf75e30a501e355008
humanhash: india-timing-william-mountain
File name:emotet_e1_73978ac54dd64013ecb00644443e0581c99e3d11e66d7174a3b5d81a4ae19a71_2020-08-22__190739._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:239'333 bytes
First seen:2020-08-22 19:08:11 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:Wj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkJnoMrWznVawwt9b:WHgtEWPsL/aTyT9GkGK6Jwt9b
TLSH 0F348DDF62CABE3EEB4B50315806BF7A3265DF502E88B05A20F43BBD3CB86584557146
Reporter Cryptolaemus1
Tags:doc Emotet epoch1 Heodo


Avatar
Cryptolaemus1
Emotet epoch1 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.VBS.Obfus-102.UNOFFICIAL
Create hunting rule

Doc.Malware.Generic-9443669-0
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
Deleting a recently created file
Possible injection to a system process
Enabling autorun for a service
Connection attempt to an infection source
Launching a process by exploiting the app vulnerability
Sending an HTTP GET request to an infection source
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/446399
Signature
Antivirus / Scanner detection for submitted sample
Changes security center settings (notifications, updates, antivirus, firewall)
Creates processes via WMI
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: 274647 Sample: gCvYwGgug1._doc Startdate: 22/08/2020 Architecture: WINDOWS Score: 100 44 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->44 46 Found malware configuration 2->46 48 Antivirus / Scanner detection for submitted sample 2->48 50 7 other signatures 2->50 7 powershell.exe 14 19 2->7         started        12 svchost.exe 2->12         started        14 WINWORD.EXE 169 42 2->14         started        16 4 other processes 2->16 process3 dnsIp4 36 triconsnow.com 74.63.209.18, 49701, 80 LIMESTONENETWORKSUS United States 7->36 38 www.studio63productions.com 109.104.78.189, 49702, 80 GD-EMEA-DC-LD5GB United Kingdom 7->38 30 C:\Users\user\AppData\Local\...\Iv88le.exe, PE32 7->30 dropped 32 PowerShell_transcr....20200822211838.txt, UTF-8 7->32 dropped 56 Powershell drops PE file 7->56 18 Iv88le.exe 2 7->18         started        21 MpCmdRun.exe 1 7->21         started        23 conhost.exe 7->23         started        58 Changes security center settings (notifications, updates, antivirus, firewall) 12->58 34 C:\Users\user\AppData\...\gCvYwGgug1.doc.LNK, MS 14->34 dropped 40 127.0.0.1 unknown unknown 16->40 file5 signatures6 process7 signatures8 52 Drops executables to the windows directory (C:\Windows) and starts them 18->52 54 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->54 25 Windows.Media.Import.exe 12 18->25         started        28 conhost.exe 21->28         started        process9 dnsIp10 42 181.30.61.163, 443, 49703 TelecomArgentinaSAAR Argentina 25->42
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/73978ac54dd64013ecb00644443e0581c99e3d11e66d7174a3b5d81a4ae19a71/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-22 08:05:44 UTC
AV detection:
32 of 48 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oolyvrkn2zabh3fqazceipqfqhez4pir4zwxc5fdwxmbusxbtjyq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200822-ltp5qan9rs/
Behaviour
Suspicious Office macro
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/73978ac54dd64013ecb00644443e0581c99e3d11e66d7174a3b5d81a4ae19a71

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 73978ac54dd64013ecb00644443e0581c99e3d11e66d7174a3b5d81a4ae19a71

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/438762/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/438714/
  
URLhaus
https://urlhaus.abuse.ch/url/438818/
  
URLhaus
https://urlhaus.abuse.ch/url/438794/
  
URLhaus
https://urlhaus.abuse.ch/url/438065/
  
URLhaus
https://urlhaus.abuse.ch/url/438430/
  
URLhaus
https://urlhaus.abuse.ch/url/438441/
  
URLhaus
https://urlhaus.abuse.ch/url/438445/
  
URLhaus
https://urlhaus.abuse.ch/url/438197/
  
URLhaus
https://urlhaus.abuse.ch/url/438189/
  
URLhaus
https://urlhaus.abuse.ch/url/438365/

Comments