MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2fbdd28b8a24271e9fce0137051e5747e8fb6c578b3677138d60ee4a57ae4ed. 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: 6


Intelligence 6 IOCs YARA 4 File information Comments
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SHA256 hash: b2fbdd28b8a24271e9fce0137051e5747e8fb6c578b3677138d60ee4a57ae4ed
SHA3-384 hash: 81b2478503339a9b5e5a12303389ea1f77fb83521e55aa9a2b8d990abc79a112e1a28e40f65714f88f0be0978f76e440
SHA1 hash: c159081a6b71cf35e376fa46c23fcafd1effce18
MD5 hash: 80d3f16b0cbab59c12737a9521135d5b
humanhash: muppet-green-hotel-spring
File name:SecuriteInfo.com.Downloader.DOC.Emotet.S1072.8997
Download: download sample
Signature Heodo
Create hunting rule
File size:179'639 bytes
First seen:2020-08-06 20:46:46 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:F4PrXcuQuvpzm4bkiaMQgAlSog0gc9yzhYwLCRC:yDRv1m4bnQgISo3gc9yz6wLCRC
TLSH 3B04D77CBDC16E11E49273320CDEA9F970B25C2977D0428D3D28B3EDAD7A226DA50790
Reporter SecuriteInfoCom
Tags:Emotet Heodo

Intelligence

File Origin
# of uploads :
1
# of downloads :
87
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.S1072.8997.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 MailPassView
Create hunting rule
Detection:
malicious
Classification:
phis.bank.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/414477
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
Sample uses process hollowing technique
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)
Uses netstat to query active network connections and open ports
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: 259534 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 11 other signatures 2->71 8 731.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 NETSTAT.exe 18 8->19         started        63 wealthytiffany.com 107.180.48.109, 49735, 80 AS-26496-GO-DADDY-COM-LLCUS United States 11->63 51 C:\Users\user\731.exe, PE32 11->51 dropped 53 PowerShell_transcr....20200807021911.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, 49745 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, 49749 MNET-ASGermanyDE Germany 19->59 45 C:\Windows\SysWOW64\xolehlp45ETSTATom.exe, PE32+ 19->45 dropped 47 C:\Windows\SysWOW64\xolehlp47ETSTAToe.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 8 other signatures 19->81 30 NETSTAT.exe 19->30         started        33 NETSTAT.exe 7 19->33         started        35 NETSTAT.exe 19->35         started        41 4 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 61 192.168.2.1 unknown unknown 35->61 49 C:\Users\user\AppData\Local\Temp\B516.tmp, ASCII 35->49 dropped 43 WerFault.exe 41->43         started        file13 signatures14 process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b2fbdd28b8a24271e9fce0137051e5747e8fb6c578b3677138d60ee4a57ae4ed/
Threat name:
Document-Word.Trojan.Powload
Create hunting rule
Status:
Malicious
First seen:
2020-08-06 17:12:43 UTC
AV detection:
28 of 48 (58.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wl552kfyujbhd2p44ajxaupfor7i7nwfpczwo4jy2yhojjl24twq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200806-cevkjyscj6/
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/b2fbdd28b8a24271e9fce0137051e5747e8fb6c578b3677138d60ee4a57ae4ed

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 b2fbdd28b8a24271e9fce0137051e5747e8fb6c578b3677138d60ee4a57ae4ed

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/426408/
  
Delivery method
Distributed via web download

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