MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f794639d67379bfe9c95c945acab77981d8f44fc8d75e2566e09aaff420cb280. 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 5 File information Comments
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SHA256 hash: f794639d67379bfe9c95c945acab77981d8f44fc8d75e2566e09aaff420cb280
SHA3-384 hash: d6bb026de25a7ec7dbf0ebe8ef5b29effcdc5ec51f1863e2b0d47dd0506fd231742ef48287b92b6a595d60f51b8780ae
SHA1 hash: 0fd60d0c821d6aa014171a05b7678a21b05056fe
MD5 hash: f8ab6670f00a035e68134a7fd4dcb264
humanhash: oscar-july-iowa-foxtrot
File name:Y_44605116.doc
Download: download sample
Signature Heodo
Create hunting rule
File size:179'559 bytes
First seen:2020-07-30 10:27:36 UTC
Last seen:Never
File type:Word file doc
MIME type:application/msword
ssdeep 3072:V4PrXcuQuvpzm4bkiaMQgAlSzgFFaMtUKIM0+oy3aQ6GamQlRQ:iDRv1m4bnQgISzgF1tU7M0+oy3aQ6GaC
TLSH 5604F9403293ADB2C9410D3E2F4BA97C18566C60E664C5DBF68C3BED6FFB7605284B19
Reporter JAMESWT_WT
Tags:Emotet Heodo

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
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
Sending an HTTP GET request
Sending a custom TCP request
Deleting a recently created file
Replacing files
Possible injection to a system process
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:
92 / 100
Link:
https://www.joesandbox.com/analysis/403623
Signature
Creates HTML files with .exe extension (expired dropper behavior)
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
Encrypted powershell cmdline option found
Malicious encrypted Powershell command line found
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 Downloader
Behaviour
Behavior Graph:
Download SVG
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f794639d67379bfe9c95c945acab77981d8f44fc8d75e2566e09aaff420cb280/
Threat name:
Script-Macro.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-07-29 12:29:00 UTC
File Type:
Document
Extracted files:
47
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=66kghhlhg6n75hevzfc2zk3xtaoy6rh4rv26evtobgvp6qqmwkaa._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200730-s9fh48gj6x/
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/f794639d67379bfe9c95c945acab77981d8f44fc8d75e2566e09aaff420cb280

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_20200729
Create hunting rule
Author:abuse.ch
Description:Detects Heodo DOC
Rule name:ach_Heodo_doc_gen
Create hunting rule
Author:abuse.ch
Description:Detects Heodo 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 doc f794639d67379bfe9c95c945acab77981d8f44fc8d75e2566e09aaff420cb280

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/421424/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/421426/
  
URLhaus
https://urlhaus.abuse.ch/url/419853/

Comments