MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bff26d70c0d30914d566687d82e166761801a6dfd3efb8d250128cd249a65e91. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bff26d70c0d30914d566687d82e166761801a6dfd3efb8d250128cd249a65e91
SHA3-384 hash: 2f10869525e245afae79ac20af619a3d434c3b552f6d75ef5667bd13f14b33118f048b7711c76d6a1b282e479a677901
SHA1 hash: 3d40b266dd9a0b4822c647f92f2a803f7c7c6693
MD5 hash: 2ca98b3251f52719a12c5a73eaf78e1b
humanhash: hot-stream-early-eighteen
File name:emotet_e3_bff26d70c0d30914d566687d82e166761801a6dfd3efb8d250128cd249a65e91_2020-08-14__154557._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:235'147 bytes
First seen:2020-08-14 15:46:13 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:yj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGk00HuJwbffR6:yHgtEWPsL/aTyT9Gk08uJwbffR6
TLSH E2344A47668B6F7BDD1260300C47FF696578ACC67F068007314E3FADEE7A7250A4A899
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/430297
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: 267544 Sample: CRqmqOkh0Q._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 18 2->7         started        11 svchost.exe 2->11         started        14 svchost.exe 1 1 2->14         started        16 10 other processes 2->16 process3 dnsIp4 34 aragonmetal.com 31.22.4.101, 49720, 80 WILDCARD-ASWildcardUKLimitedGB United Kingdom 7->34 36 www.witdigi.com 7->36 42 3 other IPs or domains 7->42 30 PowerShell_transcr....20200816081441.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        38 127.0.0.1 unknown unknown 14->38 40 192.168.2.1 unknown unknown 14->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 BOOTVID.exe 12 18->25         started        28 conhost.exe 23->28         started        process9 dnsIp10 44 185.86.148.68, 443, 49734 MAKONIXLV Latvia 25->44 46 71.57.180.213, 49733, 80 COMCAST-7922US United States 25->46
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bff26d70c0d30914d566687d82e166761801a6dfd3efb8d250128cd249a65e91/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-14 15:48:09 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x7zg24ga2merjvlgnb6yfylgoymadjw72px3rusqckgnesngl2iq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200814-24hjv9gg6s/
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/bff26d70c0d30914d566687d82e166761801a6dfd3efb8d250128cd249a65e91

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

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 bff26d70c0d30914d566687d82e166761801a6dfd3efb8d250128cd249a65e91

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/431648/
  
Delivery method
Distributed via web download

Comments