MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8238f8a38b9f7d6b3ad1f545ee622a56c42a1f7095c3501a2607ab942badda6b. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8238f8a38b9f7d6b3ad1f545ee622a56c42a1f7095c3501a2607ab942badda6b
SHA3-384 hash: 7cbace3c3b9d6a8a745665123c8ad312c90b403efeb6bbad1b57e3f1a2b18a843d593c8f61f84ba6953f43739da7c840
SHA1 hash: 9a8cdd6c0635c7acce7c50fbc6c0b80b1a547743
MD5 hash: 65c34f2168ff368de5e4977fd74dda49
humanhash: twenty-papa-nitrogen-cold
File name:emotet_e2_8238f8a38b9f7d6b3ad1f545ee622a56c42a1f7095c3501a2607ab942badda6b_2020-08-25__171747._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:232'680 bytes
First seen:2020-08-25 17:19:01 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:HYy0u8YGgjv+ZvchmkHcI/o1/Vb6///////////////////////////////////m:p0uXnWFchmmcI/o1/8hmHF5wnYr
TLSH 11342EC836846E7ACC2016318C5A47F53272EE125CEB545DA089F5DDBD3CF3A186A7E8
Reporter Cryptolaemus1
Tags:doc Emotet epoch2 Heodo


Avatar
Cryptolaemus1
Emotet epoch2 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
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:
96 / 100
Link:
https://www.joesandbox.com/analysis/449686
Signature
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
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
Writes to foreign memory regions
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 277237 Sample: NyMCroIklh._doc Startdate: 25/08/2020 Architecture: WINDOWS Score: 96 50 Multi AV Scanner detection for submitted file 2->50 52 Malicious encrypted Powershell command line found 2->52 54 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->54 56 4 other signatures 2->56 7 powershell.exe 14 21 2->7         started        11 svchost.exe 2->11         started        14 svchost.exe 4 2->14         started        16 6 other processes 2->16 process3 dnsIp4 36 veonetwork.com 162.241.232.183, 49693, 80 UNIFIEDLAYER-AS-1US United States 7->36 38 smileplz.com 67.20.113.236, 49691, 80 UNIFIEDLAYER-AS-1US United States 7->38 42 2 other IPs or domains 7->42 34 C:\Users\user\AppData\Local\...\F1jq4l.exe, data 7->34 dropped 18 F1jq4l.exe 2 7->18         started        21 conhost.exe 7->21         started        64 Changes security center settings (notifications, updates, antivirus, firewall) 11->64 23 MpCmdRun.exe 11->23         started        25 WerFault.exe 14->25         started        40 127.0.0.1 unknown unknown 16->40 file5 signatures6 process7 signatures8 58 Drops executables to the windows directory (C:\Windows) and starts them 18->58 60 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->60 27 KeyCredMgr.exe 12 18->27         started        30 WerFault.exe 3 9 18->30         started        32 conhost.exe 23->32         started        62 Writes to foreign memory regions 25->62 process9 dnsIp10 44 45.55.219.163, 443, 49702 DIGITALOCEAN-ASNUS United States 27->44 46 107.5.122.110, 80 COMCAST-7922US United States 27->46 48 ns1.360wisp.net 199.101.86.6, 443, 49700, 49701 AS-360WISPUS United States 27->48
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8238f8a38b9f7d6b3ad1f545ee622a56c42a1f7095c3501a2607ab942badda6b/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-25 17:20:07 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qi4pri4lt56wwowr6vc64yrkk3ccuh3qsxbvagrga6vzik5n3jvq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200825-fhqeln6bs2/
Behaviour
Suspicious Office macro
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8238f8a38b9f7d6b3ad1f545ee622a56c42a1f7095c3501a2607ab942badda6b

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

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 8238f8a38b9f7d6b3ad1f545ee622a56c42a1f7095c3501a2607ab942badda6b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/441130/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/440903/
  
URLhaus
https://urlhaus.abuse.ch/url/441012/
  
URLhaus
https://urlhaus.abuse.ch/url/440943/
  
URLhaus
https://urlhaus.abuse.ch/url/441007/

Comments