MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 41a0d09fc217911df24c7529fa274764addf047b407ce938a2ecc6df48bf03d5. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 41a0d09fc217911df24c7529fa274764addf047b407ce938a2ecc6df48bf03d5
SHA3-384 hash: 94e49d42bb8af7a25771155fedac4bcdc55c1781f8f2df365ce27cd7f4da0c12f00c9aa93876d0a8c153a8698e60085a
SHA1 hash: e3add7c278ec6545942a185a791a8c3d13d021e1
MD5 hash: 3498e3642ccbb84e794fa44b901dfd3d
humanhash: winter-burger-timing-lamp
File name:emotet_e2_41a0d09fc217911df24c7529fa274764addf047b407ce938a2ecc6df48bf03d5_2020-08-13__150056._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:234'750 bytes
First seen:2020-08-13 15:02:28 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:cj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGk322dDuwXZRt:cHgtEWPsL/aTyT9Gk5dDuwXZRt
TLSH FB347C5B93CAAB97E78253710A1BEB2410959C783C22421F7DC93EFE7D79B680D71206
Reporter Cryptolaemus1
Tags:doc Emotet epoch2 Heodo


Avatar
Cryptolaemus1
Emotet epoch2 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
66
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.VBS.Obfus-97.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.EmotetWindowSong.20200204.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% directory
Creating a process from a recently created file
Moving a file to the Windows subdirectory
Creating a service
Deleting a recently created file
Enabling autorun for a service
Connection attempt to an infection source
Bypassing of proactive protection methods using Windows Management Instrumentation (WMI)
Launching a process by exploiting the app vulnerability
Sending an HTTP POST 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/426717
Signature
Changes security center settings (notifications, updates, antivirus, firewall)
Creates processes via WMI
Document contains an embedded VBA with many randomly named variables
Document contains VBA stomped code (only p-code) potentially bypassing AV detection
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: 266008 Sample: ET04Fhtelz._doc Startdate: 15/08/2020 Architecture: WINDOWS Score: 100 42 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->42 44 Malicious encrypted Powershell command line found 2->44 46 Yara detected Emotet Downloader 2->46 48 7 other signatures 2->48 7 powershell.exe 14 19 2->7         started        11 svchost.exe 2->11         started        14 WINWORD.EXE 207 71 2->14         started        16 8 other processes 2->16 process3 dnsIp4 34 yang-agency.com 95.217.45.207, 49728, 80 HETZNER-ASDE Germany 7->34 36 doooone.com 119.45.157.252, 443, 49730 CNNIC-TENCENT-NET-APShenzhenTencentComputerSystemsCompa China 7->36 38 2 other IPs or domains 7->38 30 PowerShell_transcr....20200815005048.txt, UTF-8 7->30 dropped 32 C:\Users\user\AppData\Local\Temp\Dwfm.exe, data 7->32 dropped 18 Dwfm.exe 2 7->18         started        21 conhost.exe 7->21         started        54 Changes security center settings (notifications, updates, antivirus, firewall) 11->54 23 MpCmdRun.exe 1 11->23         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 25 WindowsDefaultHeatProcessor.exe 12 18->25         started        28 conhost.exe 23->28         started        process9 dnsIp10 40 75.139.38.211, 49733, 80 CHARTER-20115US United States 25->40
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/41a0d09fc217911df24c7529fa274764addf047b407ce938a2ecc6df48bf03d5/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-13 15:04:05 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=igqnbh6cc6ir34smouu7uj2hmsw56bd3ib6osofc5tdn6sf7apkq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200813-yb2vvjt8ws/
Behaviour
Suspicious Office macro
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Emotet
Score:
0.70
Link:
https://yomi.yoroi.company/submissions/41a0d09fc217911df24c7529fa274764addf047b407ce938a2ecc6df48bf03d5

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
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
Rule name:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples

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 41a0d09fc217911df24c7529fa274764addf047b407ce938a2ecc6df48bf03d5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/432022/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/430454/
  
URLhaus
https://urlhaus.abuse.ch/url/430515/
  
URLhaus
https://urlhaus.abuse.ch/url/429687/
  
URLhaus
https://urlhaus.abuse.ch/url/429636/
  
URLhaus
https://urlhaus.abuse.ch/url/429648/

Comments