MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5a3745e23f5464f83142f4aebf8101058c1f9eb71d6975ef8ea08800c9b73f75. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5a3745e23f5464f83142f4aebf8101058c1f9eb71d6975ef8ea08800c9b73f75
SHA3-384 hash: 4ec7eef587622177106a85a53ab4c1bc0c3429c18b8b2068ada40de7d9aecb6bfb8033f56aa1d59b35651bd018ba5029
SHA1 hash: 347f41596ac958c7717df4eb8df6b9d7dcbd7df9
MD5 hash: aa6ffdaeea9e316b9f30ac0154db71e9
humanhash: eleven-beer-glucose-montana
File name:emotet_e1_5a3745e23f5464f83142f4aebf8101058c1f9eb71d6975ef8ea08800c9b73f75_2020-08-21__081445._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:180'673 bytes
First seen:2020-08-21 08:15:22 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:v4PrXcuQuvpzm4bkiaMQgAlSheRiycUwo6:ADRv1m4bnQgIShCi/Uwo6
TLSH F6042BD930C9FC2EE74E50369C4BAE6E7212DF901DC8A1A931BC377E37B6290556A211
Reporter Cryptolaemus1
Tags:doc Emotet epoch1 Heodo


Avatar
Cryptolaemus1
Emotet epoch1 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
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
Connection attempt
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
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/443639
Signature
Antivirus / Scanner detection for submitted sample
Binary contains a suspicious time stamp
Changes security center settings (notifications, updates, antivirus, firewall)
Contains functionality to compare user and computer (likely to detect sandboxes)
Contains functionality to detect virtual machines (IN, VMware)
Creates processes via WMI
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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)
Machine Learning detection for dropped file
Malicious encrypted Powershell command line found
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
Very long command line found
Yara detected Emotet
Yara detected Emotet Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 274319 Sample: leTQz2TNlW._doc Startdate: 22/08/2020 Architecture: WINDOWS Score: 100 60 Multi AV Scanner detection for domain / URL 2->60 62 Antivirus / Scanner detection for submitted sample 2->62 64 Multi AV Scanner detection for submitted file 2->64 66 9 other signatures 2->66 9 powershell.exe 14 20 2->9         started        13 svchost.exe 2->13         started        16 WINWORD.EXE 207 65 2->16         started        18 8 other processes 2->18 process3 dnsIp4 44 interibericos.com 84.246.212.141, 49743, 80 INFORTELECOM-ASES Spain 9->44 46 exam.panalearning.com 148.66.136.52, 49742, 80 AS-26496-GO-DADDY-COM-LLCUS Singapore 9->46 48 www.interibericos.com 9->48 38 PowerShell_transcr....20200822140530.txt, UTF-8 9->38 dropped 40 C:\Users\user\AppData\Local\...\Svwgqk.exe, data 9->40 dropped 20 Svwgqk.exe 2 9->20         started        23 conhost.exe 9->23         started        72 Changes security center settings (notifications, updates, antivirus, firewall) 13->72 25 MpCmdRun.exe 1 13->25         started        file5 signatures6 process7 signatures8 68 Drops executables to the windows directory (C:\Windows) and starts them 20->68 70 Hides that the sample has been downloaded from the Internet (zone.identifier) 20->70 27 PkgMgr.exe 13 20->27         started        31 conhost.exe 25->31         started        process9 dnsIp10 50 181.30.61.163, 443, 49746 TelecomArgentinaSAAR Argentina 27->50 42 C:\...\Windows.Devices.Portableab1.exe, PE32 27->42 dropped 33 Windows.Devices.Portableab1.exe 27->33         started        file11 process12 signatures13 52 Detected unpacking (changes PE section rights) 33->52 54 Detected unpacking (overwrites its own PE header) 33->54 56 Machine Learning detection for dropped file 33->56 58 3 other signatures 33->58 36 Windows.Devices.Portableab1.exe 33->36         started        process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5a3745e23f5464f83142f4aebf8101058c1f9eb71d6975ef8ea08800c9b73f75/
Threat name:
Document-Word.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2020-08-21 08:17:04 UTC
AV detection:
9 of 48 (18.75%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=li3ulyr7krspqmkc6sxl7aibawgb7hvxdvuxl34ouceabsnxh52q._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200821-9h92sc535j/
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/5a3745e23f5464f83142f4aebf8101058c1f9eb71d6975ef8ea08800c9b73f75

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 5a3745e23f5464f83142f4aebf8101058c1f9eb71d6975ef8ea08800c9b73f75

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/438038/
  
Delivery method
Distributed via web download

Comments