MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bdbbc2472bbbbe62891dd3f43e1256385069c843759b70f47ff572018f88c9b5. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bdbbc2472bbbbe62891dd3f43e1256385069c843759b70f47ff572018f88c9b5
SHA3-384 hash: 84ab2f4d6f854f019f2e283aff92e7a73aba5d6653ec7273c9cfd1098b0494edeb91b728dc2170b898187acb0e2d1182
SHA1 hash: 2f835da925fdcc6778a74d41fa325041845c403f
MD5 hash: aa533c456590547651610a8b7bb194dd
humanhash: south-washington-table-mango
File name:emotet_e3_bdbbc2472bbbbe62891dd3f43e1256385069c843759b70f47ff572018f88c9b5_2020-08-19__054045._doc
Download: download sample
Signature Heodo
Create hunting rule
File size:182'617 bytes
First seen:2020-08-19 05:40:58 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:Gf4PrXcuQuvpzm4bkiaMQgAlSV6zkWsywsaeZ:zDRv1m4bnQgISV6AXywsaeZ
TLSH AE0419C0209F6ED6CD1E203254FB8DDE93845E2818E67415375C3778AFB1BB2F669A12
Reporter Cryptolaemus1
Tags:doc Emotet epoch3 Heodo


Avatar
Cryptolaemus1
Emotet epoch3 doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.VBS.Obfus-100.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% 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
Enabling autorun for a service
Bypassing of proactive protection methods using Windows Management Instrumentation (WMI)
Launching a process by exploiting the app vulnerability
Result
Threat name:
Emotet
Create hunting rule
Detection:
malicious
Classification:
bank.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/436952
Signature
Changes security center settings (notifications, updates, antivirus, firewall)
Creates processes via WMI
Document contains an embedded VBA with many string operations indicating source code obfuscation
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
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
PowerShell case anomaly found
Powershell drops PE file
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: 270896 Sample: kAzFBq6L0R._doc Startdate: 19/08/2020 Architecture: WINDOWS Score: 100 42 Malicious encrypted Powershell command line found 2->42 44 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->44 46 Yara detected Emotet 2->46 48 5 other signatures 2->48 7 powershell.exe 14 20 2->7         started        12 svchost.exe 2->12         started        14 svchost.exe 4 2->14         started        16 9 other processes 2->16 process3 dnsIp4 36 android.readersareleader.com 166.62.27.147, 49729, 80 AS-26496-GO-DADDY-COM-LLCUS United States 7->36 38 192.168.2.1 unknown unknown 7->38 34 C:\Users\user\AppData\Local\...\Rumt_19.exe, PE32 7->34 dropped 56 Powershell drops PE file 7->56 18 Rumt_19.exe 5 7->18         started        21 conhost.exe 7->21         started        58 Changes security center settings (notifications, updates, antivirus, firewall) 12->58 23 MpCmdRun.exe 12->23         started        25 WerFault.exe 14->25         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 27 wfapigp.exe 12 18->27         started        30 WerFault.exe 6 9 18->30         started        32 conhost.exe 23->32         started        54 Writes to foreign memory regions 25->54 process9 dnsIp10 40 112.78.142.170, 49734, 80 BIZNET-AS-APBIZNETNETWORKSID Indonesia 27->40
Detection:
emotet
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bdbbc2472bbbbe62891dd3f43e1256385069c843759b70f47ff572018f88c9b5/
Threat name:
Document-Word.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2020-08-19 05:25:16 UTC
AV detection:
22 of 48 (45.83%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xw54erzlxo7gfci52p2d4eswhbigtscdownxb5d76vzadd4izg2q._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200819-x2ch33vb5j/
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/bdbbc2472bbbbe62891dd3f43e1256385069c843759b70f47ff572018f88c9b5

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
Rule name:MALW_emotet
Create hunting rule
Author:Marc Rivero | McAfee ATR Team
Description:Rule to detect unpacked Emotet

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 bdbbc2472bbbbe62891dd3f43e1256385069c843759b70f47ff572018f88c9b5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/435039/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/434922/
  
URLhaus
https://urlhaus.abuse.ch/url/434598/
  
URLhaus
https://urlhaus.abuse.ch/url/434720/

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