MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2023357e6cf1b6f5e633fa46766a7fda350e0a45e0f3d271f9df3c798482d15. 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: 5


Intelligence 5 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a2023357e6cf1b6f5e633fa46766a7fda350e0a45e0f3d271f9df3c798482d15
SHA3-384 hash: f2aa722ff158b7ee195b3a4b07f7e0f1681895484ec65ddb60799971b7297fcc066bd53f2eccf1b44a91d634fbdb3995
SHA1 hash: 9ae9abe5564dc896d05969cec3172602b1341d14
MD5 hash: 5eca1e946e5b1d0c5ff67b40d754082a
humanhash: network-yellow-yankee-hot
File name:emotet_e3_a2023357e6cf1b6f5e633fa46766a7fda350e0a45e0f3d271f9df3c798482d15_2020-08-17__131341._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:238'722 bytes
First seen:2020-08-17 13:13:52 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:wj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkU4z/qy+wsqY:wHgtEWPsL/aTyT9GkUsOwsqY
TLSH 71345CA3B18D7E26D9E31EF01F8ADBB8A598BC413E4842DBB40D7B7D2FB90D41945424
Reporter Cryptolaemus1
Tags:doc Emotet epoch3 Heodo


Avatar
Cryptolaemus1
Emotet epoch3 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
66
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
Creating a file in the %temp% directory
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
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
Create hunting rule
Detection:
malicious
Classification:
bank.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/433482
Signature
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
Query firmware table information (likely to detect VMs)
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: 269082 Sample: 4bwERSvsFY._doc Startdate: 17/08/2020 Architecture: WINDOWS Score: 100 38 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->38 40 Malicious encrypted Powershell command line found 2->40 42 Yara detected Emotet Downloader 2->42 44 6 other signatures 2->44 7 powershell.exe 14 18 2->7         started        11 svchost.exe 1 2->11         started        14 WINWORD.EXE 178 40 2->14         started        16 5 other processes 2->16 process3 dnsIp4 30 muliarental.com 142.11.239.9, 49716, 80 HOSTWINDSUS United States 7->30 32 dev.dosily.in 172.67.186.123, 443, 49717 CLOUDFLARENETUS United States 7->32 34 behnasan.com 85.208.252.131, 49718, 80 ASIATECHIR Iran (ISLAMIC Republic Of) 7->34 26 PowerShell_transcr....20200817181118.txt, UTF-8 7->26 dropped 28 C:\Users\user\AppData\Local\Temp\Ycfq.exe, data 7->28 dropped 18 Ycfq.exe 2 7->18         started        21 conhost.exe 7->21         started        50 Query firmware table information (likely to detect VMs) 11->50 file5 signatures6 process7 signatures8 46 Drops executables to the windows directory (C:\Windows) and starts them 18->46 48 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->48 23 PortableDeviceTypes.exe 12 18->23         started        process9 dnsIp10 36 186.109.104.67, 49733, 80 TelecomArgentinaSAAR Argentina 23->36
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a2023357e6cf1b6f5e633fa46766a7fda350e0a45e0f3d271f9df3c798482d15/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-17 13:15:08 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uibdgv7gz4nw6xtdh6sgozvh7wrvbyfelyht2jy7txz4pgcifukq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200817-kfw73r172s/
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/a2023357e6cf1b6f5e633fa46766a7fda350e0a45e0f3d271f9df3c798482d15

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_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 a2023357e6cf1b6f5e633fa46766a7fda350e0a45e0f3d271f9df3c798482d15

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/434598/
  
Delivery method
Distributed via web download

Comments