MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8acf5f7f1a5ed7ebbaa28d983290b649637dcb72c7d619d5e8b10c62c083dce. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b8acf5f7f1a5ed7ebbaa28d983290b649637dcb72c7d619d5e8b10c62c083dce
SHA3-384 hash: c31df668aa89b095456d6269e69ef7c632c29f6fd20df011b63a8a39557ca5b050cf4a4a191cee2723d959db4ff39bfe
SHA1 hash: b0e2b6259e68a13b7331f466577c7e3772493069
MD5 hash: 54287a78c78bee70d852862b454fcd8b
humanhash: speaker-charlie-island-steak
File name:emotet_e3_b8acf5f7f1a5ed7ebbaa28d983290b649637dcb72c7d619d5e8b10c62c083dce_2020-08-25__200038._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:226'393 bytes
First seen:2020-08-25 20:01:09 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:UdYy0u8YGgjv+ZvchmkHcI/o1/Vb6//////////////////////////////////l:C0uXnWFchmmcI/o1/lqMBRbPwX
TLSH 44243DC83A846D76CD1016318C5A47F93272EE125CEB545DA089F6DDBD3CF3A182A7E8
Reporter Cryptolaemus1
Tags:doc Emotet epoch3 Heodo


Avatar
Cryptolaemus1
Emotet epoch3 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.VBS.Obfus-102.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
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:
Unknown
Detection:
malicious
Classification:
bank.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/450050
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Changes security center settings (notifications, updates, antivirus, firewall)
Creates processes via WMI
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
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
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
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Very long command line found
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 277532 Sample: 1dkCW2T4ju._doc Startdate: 26/08/2020 Architecture: WINDOWS Score: 100 46 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->46 48 Multi AV Scanner detection for domain / URL 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 9 other signatures 2->52 7 powershell.exe 14 21 2->7         started        12 svchost.exe 2->12         started        14 WINWORD.EXE 184 45 2->14         started        16 14 other processes 2->16 process3 dnsIp4 34 karaz-sd.com 185.176.40.216, 49723, 80 ZETTA-ASBG Bulgaria 7->34 36 king61tours.com 37.247.111.239, 49724, 80 AS43260TR Turkey 7->36 38 192.168.2.1 unknown unknown 7->38 30 C:\Users\user\AppData\Local\...\U4cjf5lx.exe, PE32 7->30 dropped 58 Powershell drops PE file 7->58 18 U4cjf5lx.exe 2 7->18         started        21 conhost.exe 7->21         started        60 Changes security center settings (notifications, updates, antivirus, firewall) 12->60 23 MpCmdRun.exe 12->23         started        32 C:\Users\user\AppData\...\1dkCW2T4ju.doc.LNK, MS 14->32 dropped 40 127.0.0.1 unknown unknown 16->40 file5 signatures6 process7 signatures8 54 Drops executables to the windows directory (C:\Windows) and starts them 18->54 56 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->56 25 RegCtrl.exe 12 18->25         started        28 conhost.exe 23->28         started        process9 dnsIp10 42 88.249.181.198, 443, 49730 TTNETTR Turkey 25->42 44 65.156.53.186, 49743, 8080 ATYPONUS United States 25->44
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b8acf5f7f1a5ed7ebbaa28d983290b649637dcb72c7d619d5e8b10c62c083dce/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-25 20:03:05 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xcwpl57ruxwx5o5kfdmygkilmsldpxfxfr6wdhk6rmimmlaihxha._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200825-9bh5v1eran/
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/b8acf5f7f1a5ed7ebbaa28d983290b649637dcb72c7d619d5e8b10c62c083dce

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 b8acf5f7f1a5ed7ebbaa28d983290b649637dcb72c7d619d5e8b10c62c083dce

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/442223/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/440703/

Comments