MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3685c911491296ee0b94efc4949c48e39533763a62d165e94d7488ad3e8517d. 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: b3685c911491296ee0b94efc4949c48e39533763a62d165e94d7488ad3e8517d
SHA3-384 hash: e7e48d66807860d97f62b5fb61d9dfec8584169e0ce8c5c183a54484e86fcf28a04e7cdd5da42fc193a01a3cb039f800
SHA1 hash: 6c15e89874eca9e1762d6cd3e8819fe31fa32c83
MD5 hash: 4a354e5fd7d28fd81e6aa02f59c493b7
humanhash: steak-october-yellow-music
File name:emotet_e3_b3685c911491296ee0b94efc4949c48e39533763a62d165e94d7488ad3e8517d_2020-08-25__154002._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:256'641 bytes
First seen:2020-08-25 15:40:25 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:Lj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkhFJsR/awFS:LHgtEWPsL/aTyT9GkfA/awFS
TLSH 67442BC936816B7ACC2106314C169BF622B1EE01ACE75459B08AF6DD7E3CF3A18577D8
Reporter Cryptolaemus1
Tags:doc Emotet epoch3 Heodo


Avatar
Cryptolaemus1
Emotet epoch3 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
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
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
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:
Unknown
Detection:
malicious
Classification:
bank.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/449438
Signature
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
Multi AV Scanner detection for submitted file
PowerShell case anomaly found
Powershell drops PE file
Very long command line found
Writes to foreign memory regions
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 277095 Sample: yQDrI4UyUH.doc Startdate: 25/08/2020 Architecture: WINDOWS Score: 100 42 Antivirus detection for URL or domain 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Malicious encrypted Powershell command line found 2->46 48 4 other signatures 2->48 7 powershell.exe 14 21 2->7         started        12 svchost.exe 2->12         started        14 svchost.exe 4 2->14         started        16 9 other processes 2->16 process3 dnsIp4 36 sauloramos.com.br 168.0.134.200, 49738, 80 SkymailServicosdeComputacaoeProvimentodeInfBR Brazil 7->36 34 C:\Users\user\AppData\Local\...\Pohaen.exe, PE32 7->34 dropped 56 Powershell drops PE file 7->56 18 Pohaen.exe 2 7->18         started        21 conhost.exe 7->21         started        58 Changes security center settings (notifications, updates, antivirus, firewall) 12->58 23 MpCmdRun.exe 12->23         started        25 WerFault.exe 14->25         started        file5 signatures6 process7 signatures8 50 Drops executables to the windows directory (C:\Windows) and starts them 18->50 52 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->52 27 rpcrt4.exe 12 18->27         started        30 WerFault.exe 6 9 18->30         started        32 conhost.exe 23->32         started        54 Writes to foreign memory regions 25->54 process9 dnsIp10 38 82.239.200.118, 80 PROXADFR France 27->38 40 185.81.158.15, 49752, 8080 INU-ASFR France 27->40
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b3685c911491296ee0b94efc4949c48e39533763a62d165e94d7488ad3e8517d/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-25 15:42:06 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wnufzeiuseuw5yfzj36essoery4vgn3duywrmxuu25eivu7ikf6q._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200825-w3dbw149ca/
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/b3685c911491296ee0b94efc4949c48e39533763a62d165e94d7488ad3e8517d

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
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 b3685c911491296ee0b94efc4949c48e39533763a62d165e94d7488ad3e8517d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/441056/
  
Delivery method
Distributed via web download

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