MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1f57bfffafbbddf246e071774ef4975de31cc8a7e0fc15192cf360c0fe218174. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1f57bfffafbbddf246e071774ef4975de31cc8a7e0fc15192cf360c0fe218174
SHA3-384 hash: 8f2ba4184155bcbfee4b36ea6933d4b36073f8fe8a7fa52b5e970a08894f6e27a003ad68d1d8d7ac3a9c5db0e83f07f2
SHA1 hash: 4c8f7dbcdadd171f40c58b030fcc0ed345e04f1c
MD5 hash: 92d4738daf57eb3c0cc419d88a94a128
humanhash: diet-spaghetti-magnesium-golf
File name:emotet_e3_1f57bfffafbbddf246e071774ef4975de31cc8a7e0fc15192cf360c0fe218174_2020-08-13__173518._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:236'169 bytes
First seen:2020-08-13 17:35:47 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:Qj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGk5E0etd8wuQR4u:QHgtEWPsL/aTyT9Gk5neswuQRb
TLSH E9345A5B93DAAB97E78253710A1BEA2400959C783C21421FBDC53EFE7C79B680E71316
Reporter Cryptolaemus1
Tags:doc Emotet epoch3 Heodo


Avatar
Cryptolaemus1
Emotet epoch3 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
66
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.VBS.Obfus-97.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
Sending a custom TCP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
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/427178
Signature
Changes security center settings (notifications, updates, antivirus, firewall)
Creates processes via WMI
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
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: 266187 Sample: YdQEtYU8z2._doc Startdate: 15/08/2020 Architecture: WINDOWS Score: 100 52 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->52 54 Found malware configuration 2->54 56 Malicious encrypted Powershell command line found 2->56 58 8 other signatures 2->58 7 powershell.exe 14 19 2->7         started        11 svchost.exe 2->11         started        14 WINWORD.EXE 184 46 2->14         started        16 9 other processes 2->16 process3 dnsIp4 36 paralink.com.br 177.185.194.121, 49725, 80 IPV6InternetLtdaBR Brazil 7->36 38 riandutra.com 191.6.196.95, 49726, 80 IPV6InternetLtdaBR Brazil 7->38 44 3 other IPs or domains 7->44 30 PowerShell_transcr....20200815043950.txt, UTF-8 7->30 dropped 32 C:\Users\user\AppData\Local\Temp\Wmzy.exe, data 7->32 dropped 18 Wmzy.exe 5 7->18         started        21 conhost.exe 7->21         started        64 Changes security center settings (notifications, updates, antivirus, firewall) 11->64 23 MpCmdRun.exe 11->23         started        34 C:\Users\user\AppData\...\YdQEtYU8z2.doc.LNK, MS 14->34 dropped 40 127.0.0.1 unknown unknown 16->40 42 192.168.2.1 unknown unknown 16->42 file5 signatures6 process7 signatures8 60 Drops executables to the windows directory (C:\Windows) and starts them 18->60 62 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->62 25 PrintConfig.exe 12 18->25         started        28 conhost.exe 23->28         started        process9 dnsIp10 46 113.161.148.81, 49756, 80 VNPT-AS-VNVNPTCorpVN Viet Nam 25->46 48 78.189.60.109, 443 TTNETTR Turkey 25->48 50 4 other IPs or domains 25->50
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1f57bfffafbbddf246e071774ef4975de31cc8a7e0fc15192cf360c0fe218174/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-13 17:37:04 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=d5l3775pxpo7erxaof3u55exlxrrzsfh4d6bkgjm6nqmb7rbqf2a._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200813-l9mb737cmj/
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/1f57bfffafbbddf246e071774ef4975de31cc8a7e0fc15192cf360c0fe218174

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 1f57bfffafbbddf246e071774ef4975de31cc8a7e0fc15192cf360c0fe218174

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/429613/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/429847/
  
URLhaus
https://urlhaus.abuse.ch/url/429851/
  
URLhaus
https://urlhaus.abuse.ch/url/429853/
  
URLhaus
https://urlhaus.abuse.ch/url/429642/
  
URLhaus
https://urlhaus.abuse.ch/url/430077/
  
URLhaus
https://urlhaus.abuse.ch/url/430364/
  
URLhaus
https://urlhaus.abuse.ch/url/430362/
  
URLhaus
https://urlhaus.abuse.ch/url/430532/
  
URLhaus
https://urlhaus.abuse.ch/url/431308/
  
URLhaus
https://urlhaus.abuse.ch/url/431222/
  
URLhaus
https://urlhaus.abuse.ch/url/431525/
  
URLhaus
https://urlhaus.abuse.ch/url/431310/
  
URLhaus
https://urlhaus.abuse.ch/url/431555/

Comments