MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a88ea9ac1ec066c8a52414205d8f1078d2eb1c1f01590a91b0d30e693cde814c. 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 4 File information Comments
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SHA256 hash: a88ea9ac1ec066c8a52414205d8f1078d2eb1c1f01590a91b0d30e693cde814c
SHA3-384 hash: 805d2bdb303ed712ed5d0c472babd3aefe9c0468a76c2cf8a6fec947ba0806e1c85f3b4efd1554c74de5f48899efd40d
SHA1 hash: 1c121cf79da4fab1c4ab3b8e062878a00137e045
MD5 hash: 9451c644d738697ff5cd63a7505a2824
humanhash: georgia-avocado-wolfram-comet
File name:GP9890934093TF.doc
Download: download sample
Signature Heodo
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File size:235'400 bytes
First seen:2020-08-10 14:47:05 UTC
Last seen:Never
File type:Word file doc
MIME type:application/msword
ssdeep 3072:Umj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGk+2jeW5IawEQ7gRu:HHgtEWPsL/aTyT9Gk+rW5IawEQsRu
TLSH F1345A9AB2DB6B26ED1319300196DE7468B4EE492E348157309DFFEE3F3B619245304B
Reporter FORMALITYDE
Tags:Emotet Heodo

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.VBS.Obfus-94.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.EmotetWindowSong.20200204.UNOFFICIAL
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TwinWave.EvilDoc.WelcomeBackEmotetThatsWhyTheyCallItWindowPain.2020717.UNOFFICIAL
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TwinWave.EvilDoc.EmotetCROCryLittleSister.20200720.UNOFFICIAL
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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
Bypassing of proactive protection methods using Windows Management Instrumentation (WMI)
Launching a process by exploiting the app vulnerability
Result
Threat name:
Emotet
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Detection:
malicious
Classification:
bank.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/417236
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
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
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: 261016 Sample: GP9890934093TF.doc Startdate: 10/08/2020 Architecture: WINDOWS Score: 100 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Malicious encrypted Powershell command line found 2->45 47 Yara detected Emotet Downloader 2->47 49 7 other signatures 2->49 7 powershell.exe 14 18 2->7         started        12 316.exe 2 2->12         started        14 svchost.exe 2->14         started        16 10 other processes 2->16 process3 dnsIp4 35 andreortega.com 177.12.163.106, 49726, 80 IPV6InternetLtdaBR Brazil 7->35 37 tool.myportalx.com 162.144.52.68, 49731, 80 UNIFIEDLAYER-AS-1US United States 7->37 41 2 other IPs or domains 7->41 27 C:\Users\user\316.exe, PE32 7->27 dropped 29 PowerShell_transcr....20200810215727.txt, UTF-8 7->29 dropped 51 Drops PE files to the user root directory 7->51 53 Creates processes via WMI 7->53 55 Powershell drops PE file 7->55 18 conhost.exe 7->18         started        57 Drops executables to the windows directory (C:\Windows) and starts them 12->57 59 Hides that the sample has been downloaded from the Internet (zone.identifier) 12->59 20 msobjs.exe 12 12->20         started        61 Changes security center settings (notifications, updates, antivirus, firewall) 14->61 23 MpCmdRun.exe 1 14->23         started        39 127.0.0.1 unknown unknown 16->39 31 C:\Users\user\...behaviorgraphP9890934093TF.doc.LNK, MS 16->31 dropped file5 signatures6 process7 dnsIp8 33 74.120.55.163, 49739, 80 WJBTN-ASCA Canada 20->33 25 conhost.exe 23->25         started        process9
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a88ea9ac1ec066c8a52414205d8f1078d2eb1c1f01590a91b0d30e693cde814c/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-10 14:49:05 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vchktla6ybtmrjjecqqf3dyqpdjowha7afmqvenq2mhgspg6qfga._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200810-1v8wydqsln/
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/a88ea9ac1ec066c8a52414205d8f1078d2eb1c1f01590a91b0d30e693cde814c

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
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Author:abuse.ch
Description:Detects Heodo (aka Emotet) DOC
Rule name:Cobalt_functions
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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 doc a88ea9ac1ec066c8a52414205d8f1078d2eb1c1f01590a91b0d30e693cde814c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/428089/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/428076/

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