MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e40a7a91e27fa5a9fb982a28697557c8d18eda056539cf4cfc1ac11bffccdb4e. 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: e40a7a91e27fa5a9fb982a28697557c8d18eda056539cf4cfc1ac11bffccdb4e
SHA3-384 hash: e429cab7fe8a3bd9bcc3c3d314eb17f94d829b969af91f231d31308a7d818564f74a5ae08ad5c175edcc976ea240379c
SHA1 hash: 9a8ecc9813fa571ba43f90d03720ac5114ddfc86
MD5 hash: 27b19354c1813b6824bf9388b91a5eb0
humanhash: mountain-twelve-hotel-nevada
File name:Inf-2020_07_30.doc
Download: download sample
Signature Heodo
Create hunting rule
File size:174'282 bytes
First seen:2020-07-31 07:25:38 UTC
Last seen:Never
File type:Word file doc
MIME type:application/msword
ssdeep 3072:d4PrXcuQuvpzm4bkiaMQgAlSM8dCUjKrLy6:qDRv1m4bnQgISM8dCUjKre6
TLSH F8043A04B0DDEC13C6921AB31E9BCF78B2A87C101EB8A216351D776E6F752B461BC395
Reporter JAMESWT_WT
Tags:Emotet Heodo

Intelligence

File Origin
# of uploads :
1
# of downloads :
65
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
Creating a file
Creating a process from a recently created file
Moving a file to the Windows subdirectory
Creating a service
Connection attempt
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 MailPassView
Create hunting rule
Detection:
malicious
Classification:
phis.bank.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/404948
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: 254727 Sample: Inf-2020_07_30.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 9 996.exe 6 2->9         started        12 powershell.exe 14 16 2->12         started        16 svchost.exe 2->16         started        18 11 other processes 2->18 signatures3 process4 dnsIp5 89 Hides that the sample has been downloaded from the Internet (zone.identifier) 9->89 20 sti.exe 23 9->20         started        67 johnsonlam.com 110.4.45.234, 49737, 80 EXABYTES-AS-APExaBytesNetworkSdnBhdMY Malaysia 12->67 53 C:\Users\user\996.exe, PE32 12->53 dropped 55 PowerShell_transcr....20200731125215.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, 49751 MEGASERVERS-DE Germany 20->59 61 88.217.172.65, 443, 49753 MNET-ASGermanyDE Germany 20->61 63 24.249.135.121, 80 ASN-CXA-ALL-CCI-22773-RDCUS United States 20->63 47 C:\Windows\SysWOW64\...\stiom.exe, PE32+ 20->47 dropped 49 C:\Windows\SysWOW64\...\stioe.exe, PE32+ 20->49 dropped 51 C:\Windows\...\CameraCaptureUIa75.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 CameraCaptureUIa75.exe 20->31         started        34 sti.exe 20->34         started        36 sti.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 CameraCaptureUIa75.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/e40a7a91e27fa5a9fb982a28697557c8d18eda056539cf4cfc1ac11bffccdb4e/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-07-31 04:56:24 UTC
File Type:
Document
Extracted files:
47
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=4qfhvepcp6s2t64yfiugs5kxzdiy5wqfmu446th4dlarx76m3nha._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200731-y1capd882s/
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/e40a7a91e27fa5a9fb982a28697557c8d18eda056539cf4cfc1ac11bffccdb4e

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 e40a7a91e27fa5a9fb982a28697557c8d18eda056539cf4cfc1ac11bffccdb4e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/422327/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/422192/
  
URLhaus
https://urlhaus.abuse.ch/url/421120/
  
URLhaus
https://urlhaus.abuse.ch/url/421036/

Comments