MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a6cf38618a58d0076e02ca5aa15020a6971e1367e0b8c00168775a31f8b92618. 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 2 File information Comments
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SHA256 hash: a6cf38618a58d0076e02ca5aa15020a6971e1367e0b8c00168775a31f8b92618
SHA3-384 hash: 34cd6fd67a14403e5664aa44b72f254d2494a6547ef32dbcb6e9ca88f1c0d984e01b18ba085e10b346427c41b528b69f
SHA1 hash: 6b9604a142e283313dbf32da725875c68c747862
MD5 hash: ce216b1b8449d089e6a31d56065a5050
humanhash: double-minnesota-indigo-asparagus
File name:Rep-2020_08_07-142.doc
Download: download sample
Signature Heodo
Create hunting rule
File size:179'347 bytes
First seen:2020-08-07 07:06:06 UTC
Last seen:2020-08-07 08:07:07 UTC
File type:Word file doc
MIME type:application/msword
ssdeep 3072:z4PrXcuQuvpzm4bkiaMQgAlSZLBUHWN9w/U/qe:MDRv1m4bnQgIStBUHWN9w/U/qe
TLSH 5904C67CBDC06E11E59273320CDEA9F970B65C2976D0428D3D2CB3EDAF7A2669940790
Reporter JAMESWT_WT
Tags:Emotet Heodo

Intelligence

File Origin
# of uploads :
2
# of downloads :
93
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
Creating a file
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
Possible injection to a system process
Enabling autorun for a service
Launching a process by exploiting the app vulnerability
Sending an HTTP GET 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/414826
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
Found malware configuration
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)
Sigma detected: Suspicious Svchost Process
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: 259675 Sample: Rep-2020_08_07-142.doc Startdate: 07/08/2020 Architecture: WINDOWS Score: 100 70 Found malware configuration 2->70 72 Malicious sample detected (through community Yara rule) 2->72 74 Malicious encrypted Powershell command line found 2->74 76 12 other signatures 2->76 8 489.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 90 Hides that the sample has been downloaded from the Internet (zone.identifier) 8->90 19 FwRemoteSvr.exe 18 8->19         started        62 webstack.com.au 198.74.50.152, 49714, 80 LINODE-APLinodeLLCUS United States 11->62 64 192.168.2.1 unknown unknown 11->64 52 C:\Users\user\489.exe, PE32 11->52 dropped 54 PowerShell_transcr....20200807101435.txt, UTF-8 11->54 dropped 92 Drops PE files to the user root directory 11->92 94 Creates processes via WMI 11->94 96 Powershell drops PE file 11->96 24 conhost.exe 11->24         started        26 WerFault.exe 15->26         started        66 127.0.0.1 unknown unknown 17->66 98 Changes security center settings (notifications, updates, antivirus, firewall) 17->98 28 MpCmdRun.exe 17->28         started        file5 signatures6 process7 dnsIp8 56 82.76.111.249, 443, 49721 RCS-RDS73-75DrStaicoviciRO Romania 19->56 58 88.217.172.65 MNET-ASGermanyDE Germany 19->58 48 C:\Windows\SysWOW64\ntdll\FwRemoteSvrom.exe, PE32+ 19->48 dropped 50 C:\Windows\SysWOW64\ntdll\FwRemoteSvroe.exe, PE32+ 19->50 dropped 78 Detected unpacking (changes PE section rights) 19->78 80 Detected unpacking (overwrites its own PE header) 19->80 82 Emotet Banking Trojan found 19->82 88 7 other signatures 19->88 30 FwRemoteSvr.exe 19->30         started        33 FwRemoteSvr.exe 7 19->33         started        35 FwRemoteSvr.exe 19->35         started        40 4 other processes 19->40 84 Writes to foreign memory regions 26->84 86 Creates processes via WMI 26->86 38 conhost.exe 28->38         started        file9 signatures10 process11 dnsIp12 100 Tries to steal Instant Messenger accounts or passwords 30->100 102 Tries to steal Mail credentials (via file access) 30->102 43 WerFault.exe 33->43         started        46 C:\Users\user\AppData\Local\Temp\9FEB.tmp, ASCII 35->46 dropped 60 52.155.217.156 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 40->60 file13 signatures14 process15 dnsIp16 68 52.158.208.111 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 43->68
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a6cf38618a58d0076e02ca5aa15020a6971e1367e0b8c00168775a31f8b92618/
Threat name:
Document-Word.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2020-08-07 05:42:18 UTC
File Type:
Document
Extracted files:
42
AV detection:
34 of 47 (72.34%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=u3htqymkldiao3qczjnkcubau2lr4e3h4c4maalio5ndd6fzeyma._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200807-j16fqd5mfj/
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/a6cf38618a58d0076e02ca5aa15020a6971e1367e0b8c00168775a31f8b92618

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: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 a6cf38618a58d0076e02ca5aa15020a6971e1367e0b8c00168775a31f8b92618

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/426977/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/426985/
  
URLhaus
https://urlhaus.abuse.ch/url/426987/
  
URLhaus
https://urlhaus.abuse.ch/url/426989/
  
URLhaus
https://urlhaus.abuse.ch/url/426990/
  
URLhaus
https://urlhaus.abuse.ch/url/426997/
  
URLhaus
https://urlhaus.abuse.ch/url/427000/
  
URLhaus
https://urlhaus.abuse.ch/url/427002/
  
URLhaus
https://urlhaus.abuse.ch/url/426434/
  
URLhaus
https://urlhaus.abuse.ch/url/426168/
  
URLhaus
https://urlhaus.abuse.ch/url/426387/
  
URLhaus
https://urlhaus.abuse.ch/url/426364/

Comments