MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a3ec4a56508b814b80cc791c6f7cc251bdc6e4d2592c046f905c2f659d20a7b3. 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: a3ec4a56508b814b80cc791c6f7cc251bdc6e4d2592c046f905c2f659d20a7b3
SHA3-384 hash: 7dd3d263c33b7b6ad51eb53f762974b5aa5dc59cadfd7e6bc1baed5a01848c0bb607e6472fbf7934489754556cd65f8e
SHA1 hash: 9689c3e597c1f9e1e6f010785fac3257ad88a119
MD5 hash: 3a42a42affb7bb1cd1b7c527a82ceced
humanhash: fanta-oven-georgia-dakota
File name:emotet_e2_a3ec4a56508b814b80cc791c6f7cc251bdc6e4d2592c046f905c2f659d20a7b3_2020-08-19__043029._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:178'193 bytes
First seen:2020-08-19 04:31:48 UTC
Last seen:2020-08-19 04:37:11 UTC
File type:Word file docx
MIME type:application/msword
ssdeep 3072:e4PrXcuQuvpzm4bkiaMQgAlS0PUsrGnwsMy:XDRv1m4bnQgIS0PUsrswsMy
TLSH 33044BC0209EAFD6CD1E203254FB8DEE53842E1418E6B416371C377CAFB56B2F669A15
Reporter Cryptolaemus1
Tags:doc Emotet epoch2 Heodo


Avatar
Cryptolaemus1
Emotet epoch2 doc

Intelligence

File Origin
# of uploads :
2
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.VBS.Obfus-100.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
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
Connection attempt
Sending an HTTP POST request
Deleting a recently created file
Enabling autorun for a service
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/436906
Signature
Changes security center settings (notifications, updates, antivirus, firewall)
Creates processes via WMI
Document contains an embedded VBA with many string operations indicating source code obfuscation
Drops executables to the windows directory (C:\Windows) and starts them
Encrypted powershell cmdline option found
Hides that the sample has been downloaded from the Internet (zone.identifier)
Malicious encrypted Powershell command line found
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
Very long command line found
Yara detected Emotet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 270864 Sample: gyf7E4yQCL._doc Startdate: 19/08/2020 Architecture: WINDOWS Score: 100 40 Malicious encrypted Powershell command line found 2->40 42 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->42 44 Yara detected Emotet 2->44 46 5 other signatures 2->46 7 powershell.exe 14 18 2->7         started        12 svchost.exe 2->12         started        14 svchost.exe 1 1 2->14         started        16 10 other processes 2->16 process3 dnsIp4 32 sathobby.com 145.239.70.181, 49713, 80 OVHFR France 7->32 30 C:\Users\user\AppData\Local\...\Kk3n73.exe, PE32 7->30 dropped 52 Powershell drops PE file 7->52 18 Kk3n73.exe 5 7->18         started        21 conhost.exe 7->21         started        54 Changes security center settings (notifications, updates, antivirus, firewall) 12->54 23 MpCmdRun.exe 12->23         started        34 127.0.0.1 unknown unknown 14->34 36 192.168.2.1 unknown unknown 16->36 file5 signatures6 process7 signatures8 48 Drops executables to the windows directory (C:\Windows) and starts them 18->48 50 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->50 25 spacebridge.exe 12 18->25         started        28 conhost.exe 23->28         started        process9 dnsIp10 38 64.183.73.122, 49719, 80 TWC-20001-PACWESTUS United States 25->38
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a3ec4a56508b814b80cc791c6f7cc251bdc6e4d2592c046f905c2f659d20a7b3/
Threat name:
Document-Word.Trojan.SAgent
Create hunting rule
Status:
Suspicious
First seen:
2020-08-19 04:21:34 UTC
AV detection:
22 of 48 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=upweuvsqroauxagmpeog67gckg64nzgslewai34qlqxwlhjau6zq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200819-emhen8dddj/
Behaviour
Suspicious Office macro
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Emotet
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a3ec4a56508b814b80cc791c6f7cc251bdc6e4d2592c046f905c2f659d20a7b3

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

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 a3ec4a56508b814b80cc791c6f7cc251bdc6e4d2592c046f905c2f659d20a7b3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/436158/
  
Delivery method
Distributed via web download

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