MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4a3cfd7bb1a151fdc86a2eb1ea37641b4c814b0034eb4a0d3d466e2619bde6c. 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 4 File information Comments
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SHA256 hash: f4a3cfd7bb1a151fdc86a2eb1ea37641b4c814b0034eb4a0d3d466e2619bde6c
SHA3-384 hash: 32ad96a4c090e851d0c969f19ede948bc234648ce62dd858a00217fb65f08cc899900385e0eed227332b6e84a917a65c
SHA1 hash: 4e36a63eeb41fc61cd3604493dafc83f0a427a2d
MD5 hash: fd30b30adf2efa45bc42e6dfbaa7cf0d
humanhash: two-network-maine-snake
File name:emotet_e2_f4a3cfd7bb1a151fdc86a2eb1ea37641b4c814b0034eb4a0d3d466e2619bde6c_2020-08-11__082120._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:229'956 bytes
First seen:2020-08-11 08:22:08 UTC
Last seen:2020-08-11 08:36:45 UTC
File type:Word file docx
MIME type:application/msword
ssdeep 3072:Xj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkcjKS5sNw33tRRJ:XHgtEWPsL/aTyT9GkcHEw33tRRJ
TLSH 5F246D11B1DFEF3BDDA242B06956DB74247CFC55AD88814B30C9B7AD2C3A92E268D04D
Reporter Cryptolaemus1
Tags:doc Emotet epoch2 Heodo


Avatar
Cryptolaemus1
Emotet epoch2 doc

Intelligence

File Origin
# of uploads :
2
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
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
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/418086
Signature
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
Drops PE files to the user root directory
Encrypted powershell cmdline option found
Found malware configuration
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
Yara detected Emotet
Yara detected Emotet Downloader
Behaviour
Behavior Graph:
Download SVG
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f4a3cfd7bb1a151fdc86a2eb1ea37641b4c814b0034eb4a0d3d466e2619bde6c/
Threat name:
Document-Word.Trojan.Powload
Create hunting rule
Status:
Malicious
First seen:
2020-08-11 08:24:06 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6sr47v53dikr7xegulvr5i3wig2mqffqanhljigt2rtoeym33zwa._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200811-xe4q6wfjba/
Behaviour
Suspicious Office macro
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f4a3cfd7bb1a/report/overview.html
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/f4a3cfd7bb1a151fdc86a2eb1ea37641b4c814b0034eb4a0d3d466e2619bde6c

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.

Comments