MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91c79c2700e5e6e2b89cacab78340312b79127e8201a5d13ac61060f4d6160bc. 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 3 File information Comments
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SHA256 hash: 91c79c2700e5e6e2b89cacab78340312b79127e8201a5d13ac61060f4d6160bc
SHA3-384 hash: 50ad7ddb19a7a395c43782a882c814697a2835eb1abdc2e73b7d83bc76019a72697d73c48f90d5b1fe08d67c1897ea62
SHA1 hash: 09501edb60f6a1ef547ac7f0c11ab64b6ac061ab
MD5 hash: bbbb2d8cc2a3a288d26a2c8c74863530
humanhash: aspen-low-nitrogen-don
File name:emotet_e3_91c79c2700e5e6e2b89cacab78340312b79127e8201a5d13ac61060f4d6160bc_2020-08-14__190330._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:235'915 bytes
First seen:2020-08-14 19:03:59 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:yj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGk40HzJwdffR6:yHgtEWPsL/aTyT9Gk48zJwdffR6
TLSH 28344A47668B6F7BD91260300C47FF696578ACC67F068007314E3FADEF7A7250A4A899
Reporter Cryptolaemus1
Tags:doc Emotet epoch3 Heodo


Avatar
Cryptolaemus1
Emotet epoch3 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.VBS.Obfus-97.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
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/430753
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
PowerShell case anomaly found
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: 267747 Sample: zuA0C2c9ds._doc Startdate: 16/08/2020 Architecture: WINDOWS Score: 100 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Malicious encrypted Powershell command line found 2->50 52 Yara detected Emotet Downloader 2->52 54 6 other signatures 2->54 7 powershell.exe 14 17 2->7         started        11 svchost.exe 2->11         started        14 WINWORD.EXE 184 44 2->14         started        16 9 other processes 2->16 process3 dnsIp4 36 aragonmetal.com 31.22.4.101, 49731, 80 WILDCARD-ASWildcardUKLimitedGB United Kingdom 7->36 38 www.witdigi.com 7->38 42 3 other IPs or domains 7->42 30 PowerShell_transcr....20200816123656.txt, UTF-8 7->30 dropped 32 C:\Users\user\AppData\Local\Temp\Ccbp.exe, data 7->32 dropped 18 Ccbp.exe 2 7->18         started        21 conhost.exe 7->21         started        60 Changes security center settings (notifications, updates, antivirus, firewall) 11->60 23 MpCmdRun.exe 11->23         started        34 C:\Users\user\AppData\...\zuA0C2c9ds.doc.LNK, MS 14->34 dropped 40 127.0.0.1 unknown unknown 16->40 file5 signatures6 process7 signatures8 56 Drops executables to the windows directory (C:\Windows) and starts them 18->56 58 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->58 25 SystemPropertiesRemote.exe 12 18->25         started        28 conhost.exe 23->28         started        process9 dnsIp10 44 185.86.148.68, 443, 49739 MAKONIXLV Latvia 25->44 46 71.57.180.213, 49738, 80 COMCAST-7922US United States 25->46
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/91c79c2700e5e6e2b89cacab78340312b79127e8201a5d13ac61060f4d6160bc/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-14 19:05:05 UTC
AV detection:
32 of 48 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=shdzyjya4xtofoe4vsvxqnadck3zcj7ieanf2e5mmeda6tlbmc6a._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200814-vc1y6xkl12/
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/91c79c2700e5e6e2b89cacab78340312b79127e8201a5d13ac61060f4d6160bc

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

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 91c79c2700e5e6e2b89cacab78340312b79127e8201a5d13ac61060f4d6160bc

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/432925/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/433376/
  
URLhaus
https://urlhaus.abuse.ch/url/432803/
  
URLhaus
https://urlhaus.abuse.ch/url/432763/
  
URLhaus
https://urlhaus.abuse.ch/url/433434/
  
URLhaus
https://urlhaus.abuse.ch/url/432783/
  
URLhaus
https://urlhaus.abuse.ch/url/432923/

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