MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 231f8918361af548c3f79e0e0bd36a104e0c4726092c3819cb34e13d00a64b03. 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: 231f8918361af548c3f79e0e0bd36a104e0c4726092c3819cb34e13d00a64b03
SHA3-384 hash: 2ee0abf43808f05ba7baf41aead5a5034c600f3c441dc266d88f17869d0d4958717f6ea6ca344e03e47519a371315ff4
SHA1 hash: cba66e3011fad61a7a069cf2e1d41c14c36026c7
MD5 hash: e673062dc8a57c5442f993974d564d50
humanhash: eighteen-apart-coffee-sodium
File name:REP_2020_07_30_397.doc
Download: download sample
Signature Heodo
Create hunting rule
File size:175'532 bytes
First seen:2020-07-31 07:23:52 UTC
Last seen:Never
File type:Word file doc
MIME type:application/msword
ssdeep 3072:Iq4PrXcuQuvpzm4bkiaMQgAlSvtLFb6ck9thpz9+:aDRv1m4bnQgISv156ck9thpzA
TLSH 71043A0470D9EC17D6920AB31EEBCF68B2A87C101FB8A216751D376E6F752B061BC395
Reporter JAMESWT_WT
Tags:Emotet Heodo

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
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
Creating a process from a recently created file
Moving a file to the Windows subdirectory
Creating a service
Connection attempt
Deleting a recently created file
Enabling autorun for a service
Connection attempt to an infection source
Bypassing of proactive protection methods using Windows Management Instrumentation (WMI)
Launching a process by exploiting the app vulnerability
Sending an HTTP POST request to an infection source
Result
Threat name:
Emotet MailPassView
Create hunting rule
Detection:
malicious
Classification:
phis.bank.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/404895
Signature
Allocates memory in foreign processes
Changes security center settings (notifications, updates, antivirus, firewall)
Creates processes via WMI
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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 or copies cmd.exe with a different name (likely to bypass HIPS)
Drops PE files to the user root directory
Emotet Banking Trojan found
Encrypted powershell cmdline option found
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious encrypted Powershell command line found
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
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
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file access)
Very long command line found
Writes to foreign memory regions
Yara detected Emotet
Yara detected Emotet Downloader
Yara detected MailPassView
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 254696 Sample: REP_2020_07_30_397.doc Startdate: 31/07/2020 Architecture: WINDOWS Score: 100 57 g.msn.com 2->57 71 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->71 73 Malicious sample detected (through community Yara rule) 2->73 75 Malicious encrypted Powershell command line found 2->75 77 12 other signatures 2->77 9 76.exe 6 2->9         started        12 powershell.exe 14 18 2->12         started        16 svchost.exe 2->16         started        18 12 other processes 2->18 signatures3 process4 dnsIp5 89 Hides that the sample has been downloaded from the Internet (zone.identifier) 9->89 20 BOOTVID.exe 23 9->20         started        67 juniorsplayground.net 71.44.222.20, 49728, 80 BHN-33363US United States 12->67 53 C:\Users\user\76.exe, PE32 12->53 dropped 55 PowerShell_transcr....20200731121027.txt, UTF-8 12->55 dropped 91 Drops PE files to the user root directory 12->91 93 Creates processes via WMI 12->93 95 Powershell drops PE file 12->95 25 conhost.exe 12->25         started        97 Changes security center settings (notifications, updates, antivirus, firewall) 16->97 27 MpCmdRun.exe 16->27         started        69 127.0.0.1 unknown unknown 18->69 29 WerFault.exe 18->29         started        file6 signatures7 process8 dnsIp9 59 185.94.252.13, 443, 49743 MEGASERVERS-DE Germany 20->59 61 88.217.172.65, 443, 49744 MNET-ASGermanyDE Germany 20->61 63 24.249.135.121, 80 ASN-CXA-ALL-CCI-22773-RDCUS United States 20->63 47 C:\Windows\...\DafPrintProvidera75.exe, PE32 20->47 dropped 49 C:\Windows\SysWOW64\mfpmp\BOOTVIDom.exe, PE32+ 20->49 dropped 51 C:\Windows\SysWOW64\mfpmp\BOOTVIDoe.exe, PE32+ 20->51 dropped 79 Detected unpacking (changes PE section rights) 20->79 81 Detected unpacking (overwrites its own PE header) 20->81 83 Emotet Banking Trojan found 20->83 87 5 other signatures 20->87 31 DafPrintProvidera75.exe 20->31         started        34 BOOTVID.exe 20->34         started        36 BOOTVID.exe 20->36         started        40 4 other processes 20->40 38 conhost.exe 27->38         started        85 Writes to foreign memory regions 29->85 file10 signatures11 process12 dnsIp13 99 Detected unpacking (changes PE section rights) 31->99 101 Detected unpacking (overwrites its own PE header) 31->101 103 Machine Learning detection for dropped file 31->103 105 Drops executables to the windows directory (C:\Windows) and starts them 31->105 43 DafPrintProvidera75.exe 31->43         started        107 Tries to steal Instant Messenger accounts or passwords 34->107 109 Tries to steal Mail credentials (via file access) 34->109 45 WerFault.exe 36->45         started        65 192.168.2.1 unknown unknown 40->65 signatures14 process15
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/231f8918361af548c3f79e0e0bd36a104e0c4726092c3819cb34e13d00a64b03/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-07-30 18:50:28 UTC
File Type:
Document
Extracted files:
47
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=empysgbwdl2urq7xtyhaxu3kcbhayrzgbewdqgolgtqt2afgjmbq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200731-a3tshdere6/
Behaviour
Suspicious Office macro
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/231f8918361af548c3f79e0e0bd36a104e0c4726092c3819cb34e13d00a64b03

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
Create hunting rule
Author:abuse.ch
Description:Detects Heodo 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 doc 231f8918361af548c3f79e0e0bd36a104e0c4726092c3819cb34e13d00a64b03

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/421877/
  
Delivery method
Distributed via web download

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