MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efa5cb5f3abe0686ab17b286e16a3fb6769b7f8f95524e063433a47738b9e5a5. 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: 6


Intelligence 6 IOCs YARA 4 File information Comments
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SHA256 hash: efa5cb5f3abe0686ab17b286e16a3fb6769b7f8f95524e063433a47738b9e5a5
SHA3-384 hash: 11564b8e76ac5561282641c234d2b7eb4096f13d562c8aced84e87c48d4e66d80cf62c15ad5d2a595ccaef1cfe6b7598
SHA1 hash: 74e6c09e87e919c9da1261198a99f03ddbb57939
MD5 hash: 177fb4eb02952b6a82599af4702acb4c
humanhash: ten-mike-montana-beryllium
File name:emotet_e1_efa5cb5f3abe0686ab17b286e16a3fb6769b7f8f95524e063433a47738b9e5a5_2020-08-12__104441._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:233'295 bytes
First seen:2020-08-12 10:45:26 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:Kj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkme3mez5wjPmRT:KHgtEWPsL/aTyT9Gkv3mez5wjuRT
TLSH DB347D4FDB477A36D4B720304245EAB52996AC066F15422FB04A3FEC3E3DC58137A9E6
Reporter Cryptolaemus1
Tags:doc Emotet epoch1 Heodo


Avatar
Cryptolaemus1
Emotet epoch1 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
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
Possible injection to a system process
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/422184
Signature
Changes security center settings (notifications, updates, antivirus, firewall)
Creates processes via WMI
Document contains an embedded VBA with base64 encoded strings
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
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
Very long command line found
Yara detected Emotet
Yara detected Emotet Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 263578 Sample: ulHz50oL4J._doc Startdate: 13/08/2020 Architecture: WINDOWS Score: 100 39 Malicious encrypted Powershell command line found 2->39 41 Yara detected Emotet Downloader 2->41 43 Yara detected Emotet 2->43 45 6 other signatures 2->45 7 powershell.exe 14 18 2->7         started        12 927.exe 2 2->12         started        14 svchost.exe 2->14         started        16 9 other processes 2->16 process3 dnsIp4 35 mcatcher.cn 103.243.27.101, 49724, 80 CLOUDIE-AS-APCloudieLimitedHK Hong Kong 7->35 27 C:\Users\user\927.exe, PE32 7->27 dropped 29 PowerShell_transcr....20200813025249.txt, UTF-8 7->29 dropped 47 Drops PE files to the user root directory 7->47 49 Creates processes via WMI 7->49 51 Powershell drops PE file 7->51 18 conhost.exe 7->18         started        53 Drops executables to the windows directory (C:\Windows) and starts them 12->53 55 Hides that the sample has been downloaded from the Internet (zone.identifier) 12->55 20 msxml3r.exe 12 12->20         started        57 Changes security center settings (notifications, updates, antivirus, firewall) 14->57 23 MpCmdRun.exe 1 14->23         started        37 192.168.2.1 unknown unknown 16->37 file5 signatures6 process7 dnsIp8 31 201.171.150.41, 443 UninetSAdeCVMX Mexico 20->31 33 94.76.247.61, 49738, 8080 SIMPLYTRANSITGB United Kingdom 20->33 25 conhost.exe 23->25         started        process9
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/efa5cb5f3abe0686ab17b286e16a3fb6769b7f8f95524e063433a47738b9e5a5/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-12 10:47:04 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=56s4wxz2xydinkyxwkdoc2r7wz3jw74psvje4brugoshoofz4wsq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200812-3ne8hhrlms/
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/efa5cb5f3abe0686ab17b286e16a3fb6769b7f8f95524e063433a47738b9e5a5

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: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
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 efa5cb5f3abe0686ab17b286e16a3fb6769b7f8f95524e063433a47738b9e5a5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/429688/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/429994/
  
URLhaus
https://urlhaus.abuse.ch/url/429710/
  
URLhaus
https://urlhaus.abuse.ch/url/429773/
  
URLhaus
https://urlhaus.abuse.ch/url/429607/
  
URLhaus
https://urlhaus.abuse.ch/url/429766/
  
URLhaus
https://urlhaus.abuse.ch/url/429591/
  
URLhaus
https://urlhaus.abuse.ch/url/430111/
  
URLhaus
https://urlhaus.abuse.ch/url/429594/
  
URLhaus
https://urlhaus.abuse.ch/url/430037/
  
URLhaus
https://urlhaus.abuse.ch/url/429771/
  
URLhaus
https://urlhaus.abuse.ch/url/429768/
  
URLhaus
https://urlhaus.abuse.ch/url/429772/
  
URLhaus
https://urlhaus.abuse.ch/url/429707/
  
URLhaus
https://urlhaus.abuse.ch/url/430121/
  
URLhaus
https://urlhaus.abuse.ch/url/429740/
  
URLhaus
https://urlhaus.abuse.ch/url/429809/
  
URLhaus
https://urlhaus.abuse.ch/url/429645/

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