MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8decbcb1878604a49c8a2711732fc7fe21470502c4bba859fa2c48b630f3b42c. 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: 8decbcb1878604a49c8a2711732fc7fe21470502c4bba859fa2c48b630f3b42c
SHA3-384 hash: 34916be2e9eb32e5fb1699f0929e6e3f656c374e82bcd2146c8a58940ecde25a8fc4dfbb70e27b2cb2d14779b6922282
SHA1 hash: 1738eb068b773d7aa04405c9ebdbf76bce58507a
MD5 hash: a2664d36d4e36222b68c08beadea6483
humanhash: sodium-finch-violet-kitten
File name:Attachments 2020_09_03 ZV822.doc
Download: download sample
Signature Heodo
Create hunting rule
File size:196'956 bytes
First seen:2020-09-03 15:42:26 UTC
Last seen:2020-09-03 15:45:40 UTC
File type:Word file doc
MIME type:application/msword
ssdeep 3072:74tcTvjvTY140818tIP4ovpG2uAQMQnwDwt:ktcnvE140o8tIP4aptuAQMQnwDwt
TLSH 1714C98C1FE11499FC3BA571C7E5AAA6B400DCF97824CA9E25C837BD4739075E6E2B10
Reporter FORMALITYDE
Tags:Emotet Heodo

Intelligence

File Origin
# of uploads :
2
# of downloads :
86
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.VBS.Obfus-115.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.WelcomeBackEmotetThatsWhyTheyCallItWindowPain.2020717.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.EmotetARCROClubbedToDeathKurayamino.20200831.UNOFFICIAL
Create hunting rule

Doc.Dropper.EmotetWinMob0920-9636503-0
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
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.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/458583
Signature
Allocates memory in foreign processes
Contains functionality to inject code into remote processes
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)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious encrypted Powershell command line found
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
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 drops PE file
Sets debug register (to hijack the execution of another thread)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to steal Mail credentials (via file access)
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: 281694 Sample: Attachments 2020_09_03 ZV822.doc Startdate: 03/09/2020 Architecture: WINDOWS Score: 100 40 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->40 42 Multi AV Scanner detection for domain / URL 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 6 other signatures 2->46 8 powershell.exe 14 21 2->8         started        13 WINWORD.EXE 192 48 2->13         started        process3 dnsIp4 36 morinchoiniere.com 70.38.103.11, 49710, 80 IWEB-ASCA Canada 8->36 38 192.168.2.1 unknown unknown 8->38 32 C:\Users\user\x0qGBf532DAGpYK\Cjtcx0pm2.exe, PE32 8->32 dropped 58 Powershell drops PE file 8->58 15 Cjtcx0pm2.exe 2 8->15         started        18 conhost.exe 8->18         started        file5 signatures6 process7 signatures8 60 Multi AV Scanner detection for dropped file 15->60 62 Machine Learning detection for dropped file 15->62 64 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->64 20 LicenseManager.exe 14 15->20         started        process9 dnsIp10 34 50.121.220.50, 49721, 80 FRONTIER-FRTRUS United States 20->34 30 C:\Windows\...\licensemanagerpeer.exe, PE32+ 20->30 dropped 48 Detected unpacking (changes PE section rights) 20->48 50 Detected unpacking (overwrites its own PE header) 20->50 52 Drops executables to the windows directory (C:\Windows) and starts them 20->52 54 6 other signatures 20->54 25 LicenseManager.exe 7 20->25         started        28 licensemanagerpeer.exe 20->28         started        file11 signatures12 process13 signatures14 56 Tries to steal Mail credentials (via file access) 25->56
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8decbcb1878604a49c8a2711732fc7fe21470502c4bba859fa2c48b630f3b42c/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-09-03 15:44:06 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rxwlzmmhqyckjheke4ixgl6h7yquobicys52qwp2frelmmhtwqwa._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200903-m4vvq78h9e/
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/8decbcb1878604a49c8a2711732fc7fe21470502c4bba859fa2c48b630f3b42c

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 doc 8decbcb1878604a49c8a2711732fc7fe21470502c4bba859fa2c48b630f3b42c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/451840/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/452042/
  
URLhaus
https://urlhaus.abuse.ch/url/452545/

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