MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3975037bef94f652eb8077090e9533499bac916e93ac2fa02b91aad09ceb21ca. 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: 5


Intelligence 5 IOCs YARA 4 File information Comments
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SHA256 hash: 3975037bef94f652eb8077090e9533499bac916e93ac2fa02b91aad09ceb21ca
SHA3-384 hash: f9d356cfb497282ad60425d527ee43ef624323d1e41a70de18aacfe74457688992422a2b15f9aa750d3bc73670fec96a
SHA1 hash: b20666a72c8102fdfb52279449885cda613f8c0b
MD5 hash: 4f85871912c6605c1851fe7467597282
humanhash: venus-white-leopard-helium
File name:SecuriteInfo.com.Downloader.DOC.Emotet.S1072.17548
Download: download sample
Signature Heodo
Create hunting rule
File size:172'949 bytes
First seen:2020-08-06 23:04:37 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:5D4PrXcuQuvpzm4bkiaMQgAlSLqe9ROOySvwRLIR9:mDRv1m4bnQgISLqe9ROsvwRLIR9
TLSH A3F3193CBDC06E12D49273320DDAA9F970B25C1976D0429E3D2CB3EDAF7A226D950794
Reporter SecuriteInfoCom
Tags:Emotet Heodo

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
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

SecuriteInfo.com.Downloader.DOC.Emotet.S1072.17548.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
Connection attempt
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 MailPassView
Create hunting rule
Detection:
malicious
Classification:
phis.bank.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/414621
Signature
Allocates memory in foreign processes
Changes security center settings (notifications, updates, antivirus, firewall)
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)
Document contains VBA stomped code (only p-code) potentially bypassing AV detection
Drops executables to the windows directory (C:\Windows) and starts them
Drops or copies cmd.exe with a different name (likely to bypass HIPS)
Drops PE files to the user root directory
Emotet Banking Trojan found
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
Malicious encrypted Powershell command line found
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
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
Sets debug register (to hijack the execution of another thread)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file access)
Very long command line found
Writes to foreign memory regions
Yara detected Emotet
Yara detected Emotet Downloader
Yara detected MailPassView
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 259467 Sample: SecuriteInfo.com.Downloader... Startdate: 07/08/2020 Architecture: WINDOWS Score: 100 65 Malicious sample detected (through community Yara rule) 2->65 67 Malicious encrypted Powershell command line found 2->67 69 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->69 71 10 other signatures 2->71 8 848.exe 5 2->8         started        11 powershell.exe 14 18 2->11         started        15 svchost.exe 2->15         started        17 10 other processes 2->17 process3 dnsIp4 83 Hides that the sample has been downloaded from the Internet (zone.identifier) 8->83 19 cttune.exe 18 8->19         started        63 sampling-group.com 190.61.250.180, 49745, 80 IFX18747US Colombia 11->63 51 C:\Users\user\848.exe, PE32 11->51 dropped 53 PowerShell_transcr....20200807010943.txt, UTF-8 11->53 dropped 85 Drops PE files to the user root directory 11->85 87 Creates processes via WMI 11->87 89 Powershell drops PE file 11->89 24 conhost.exe 11->24         started        91 Changes security center settings (notifications, updates, antivirus, firewall) 15->91 26 MpCmdRun.exe 15->26         started        28 WerFault.exe 17->28         started        file5 signatures6 process7 dnsIp8 55 116.125.120.88, 443, 49757 SKB-ASSKBroadbandCoLtdKR Korea Republic of 19->55 57 82.76.111.249, 443 RCS-RDS73-75DrStaicoviciRO Romania 19->57 59 88.217.172.65, 443, 49760 MNET-ASGermanyDE Germany 19->59 45 C:\Windows\SysWOW64\Wldap32\cttuneom.exe, PE32+ 19->45 dropped 47 C:\Windows\SysWOW64\Wldap32\cttuneoe.exe, PE32+ 19->47 dropped 73 Detected unpacking (changes PE section rights) 19->73 75 Detected unpacking (overwrites its own PE header) 19->75 77 Emotet Banking Trojan found 19->77 81 7 other signatures 19->81 30 cttune.exe 19->30         started        33 cttune.exe 7 19->33         started        35 cttune.exe 19->35         started        41 3 other processes 19->41 39 conhost.exe 26->39         started        79 Writes to foreign memory regions 28->79 file9 signatures10 process11 dnsIp12 93 Tries to steal Instant Messenger accounts or passwords 30->93 95 Tries to steal Mail credentials (via file access) 30->95 43 WerFault.exe 33->43         started        61 192.168.2.1 unknown unknown 35->61 49 C:\Users\user\AppData\Local\Temp\2F23.tmp, ASCII 35->49 dropped file13 signatures14 process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3975037bef94f652eb8077090e9533499bac916e93ac2fa02b91aad09ceb21ca/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-06 19:12:28 UTC
AV detection:
21 of 28 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hf2qg67pst3ff24ao4eq5fjtjgn2zelosowc7iblsgvnbhhlehfa._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200806-9wqfxppgl2/
Behaviour
Suspicious Office macro
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/3975037bef94f652eb8077090e9533499bac916e93ac2fa02b91aad09ceb21ca

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
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 docx 3975037bef94f652eb8077090e9533499bac916e93ac2fa02b91aad09ceb21ca

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/426465/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/426466/

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