MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8522aba3d106e2cd03104ea54ee0a20bd691ed4f685685646b096d7f630fb0b1. 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 4 File information Comments
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SHA256 hash: 8522aba3d106e2cd03104ea54ee0a20bd691ed4f685685646b096d7f630fb0b1
SHA3-384 hash: 056230d41d79b0a8c5e3922031199b9775db218d6aa44b39b7d57959f4bcdb482fee6e43de48895a00ca0fb505a00109
SHA1 hash: 39305776636e5221e4ea4418c49f5d8613ad3f41
MD5 hash: 864eec966bd61c2879e6103e5984bf54
humanhash: grey-zulu-edward-butter
File name:emotet_e2_8522aba3d106e2cd03104ea54ee0a20bd691ed4f685685646b096d7f630fb0b1_2020-08-19__115428._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:260'650 bytes
First seen:2020-08-19 11:55:46 UTC
Last seen:2020-08-19 12:01:06 UTC
File type:Word file docx
MIME type:application/msword
ssdeep 3072:Ij6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGk0YzRgjpShrtwe+:IHgtEWPsL/aTyT9Gk0YClSdtwe+
TLSH 7D446DD951E93E5EDD0732307AB59BBB50908E4D2A11857A723E375D3FFF039A26200A
Reporter Cryptolaemus1
Tags:doc Emotet epoch2 Heodo


Avatar
Cryptolaemus1
Emotet epoch2 doc

Intelligence

File Origin
# of uploads :
2
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.VBS.Obfus-101.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.WelcomeBackEmotetThatsWhyTheyCallItWindowPain.2020717.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
Sending an HTTP POST request
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:
Emotet
Create hunting rule
Detection:
malicious
Classification:
bank.troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/437828
Signature
Creates processes via WMI
Document contains an embedded VBA with base64 encoded strings
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
Powershell drops PE file
Very long command line found
Writes to foreign memory regions
Yara detected Emotet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 271413 Sample: dIfv8P3XMA._doc Startdate: 20/08/2020 Architecture: WINDOWS Score: 96 42 Malicious encrypted Powershell command line found 2->42 44 Yara detected Emotet 2->44 46 Very long command line found 2->46 48 5 other signatures 2->48 7 powershell.exe 14 20 2->7         started        12 svchost.exe 3 8 2->12         started        14 WINWORD.EXE 193 50 2->14         started        16 5 other processes 2->16 process3 dnsIp4 36 easma.cn 122.51.57.193, 49729, 80 CNNIC-TENCENT-NET-APShenzhenTencentComputerSystemsCompa China 7->36 34 C:\Users\user\AppData\Local\...\Yy5m4s.exe, PE32 7->34 dropped 56 Powershell drops PE file 7->56 18 Yy5m4s.exe 2 7->18         started        21 conhost.exe 7->21         started        23 WerFault.exe 12->23         started        25 WerFault.exe 12->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 WerFault.exe 6 9 18->27         started        30 Unistore.exe 12 18->30         started        32 WerFault.exe 18->32         started        54 Writes to foreign memory regions 23->54 process9 dnsIp10 38 192.168.2.1 unknown unknown 27->38 40 70.121.172.89, 49740, 80 TWC-11427-TEXASUS United States 30->40
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8522aba3d106e2cd03104ea54ee0a20bd691ed4f685685646b096d7f630fb0b1/
Threat name:
Document-Word.Dropper.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2020-08-19 11:57:05 UTC
AV detection:
12 of 48 (25.00%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qurkxi6ra3rm2ayqj2su5yfcbpljd3kpnblikzdlbfwx6yypwcyq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200819-4eqx8zfbx6/
Behaviour
Suspicious Office macro
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Eldorado
Score:
0.63
Link:
https://yomi.yoroi.company/submissions/8522aba3d106e2cd03104ea54ee0a20bd691ed4f685685646b096d7f630fb0b1

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 8522aba3d106e2cd03104ea54ee0a20bd691ed4f685685646b096d7f630fb0b1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/436479/
  
Delivery method
Distributed via web download

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