MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43b649f8d39c8356d4c4920c61581ed58f90e56954ed5f90481f3b09cd059be0. 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


Intelligence 7 File information Yara 4 Comments

SHA256 hash: 43b649f8d39c8356d4c4920c61581ed58f90e56954ed5f90481f3b09cd059be0
SHA3-384 hash: 6e44c229f8ff21f290fcbe676b646ad47ef3063c15e66af517040a4ac987328c0f4b6623e015b57050cefec74c2b1487
SHA1 hash: 8aad9e4cb79ba290cae31a510e3b744367f5326d
MD5 hash: 36fea8be4bf559852cc841616ff794d8
humanhash: thirteen-london-uncle-summer
File name:SecuriteInfo.com.Exploit.Siggen2.12943.15385.16201
Download: download sample
Signature Heodo
File size:181'130 bytes
First seen:2020-08-01 19:37:23 UTC
Last seen:2020-08-02 07:35:53 UTC
File type:Word file docx
MIME type:application/msword
ssdeep 3072:G4PrXcuQuvpzm4bkiaMQgAlSRBX/tQ2eOMXhKURAk:fDRv1m4bnQgISRV/tQ2cXhfRp
TLSH EC04E604A0DDEC13D6920AB32EABCF78B2A87C141F78A116351E376E6FB51B451BC395
Reporter @SecuriteInfoCom
Tags:Emotet Heodo

Intelligence


File Origin
# of uploads :
2
# of downloads :
45
Origin country :
FR FR
Mail intelligence
Geo location:
Global
Volume:
Low
Vendor Threat Intelligence
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
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
Detection:
malicious
Classification:
phis.bank.troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Changes security center settings (notifications, updates, antivirus, firewall)
Creates processes via WMI
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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 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
Sigma detected: Suspicious Svchost Process
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 255710 Sample: SecuriteInfo.com.Exploit.Si... Startdate: 02/08/2020 Architecture: WINDOWS Score: 100 45 cdn.onenote.net 2->45 47 asf-ris-prod-neurope.northeurope.cloudapp.azure.com 2->47 63 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->63 65 Malicious sample detected (through community Yara rule) 2->65 67 Malicious encrypted Powershell command line found 2->67 69 13 other signatures 2->69 8 545.exe 6 2->8         started        11 powershell.exe 14 18 2->11         started        15 svchost.exe 2->15         started        17 9 other processes 2->17 signatures3 process4 dnsIp5 79 Hides that the sample has been downloaded from the Internet (zone.identifier) 8->79 19 KernelBase.exe 20 8->19         started        55 jkncrew.com 50.31.160.189, 49732, 80 SERVERCENTRALUS United States 11->55 57 jmlandscapingservice.com 162.144.105.201, 49733, 80 UNIFIEDLAYER-AS-1US United States 11->57 59 192.168.2.1 unknown unknown 11->59 41 C:\Users\user\545.exe, PE32 11->41 dropped 43 PowerShell_transcr....20200802001556.txt, UTF-8 11->43 dropped 81 Drops PE files to the user root directory 11->81 83 Creates processes via WMI 11->83 85 Powershell drops PE file 11->85 24 conhost.exe 11->24         started        87 Changes security center settings (notifications, updates, antivirus, firewall) 15->87 26 MpCmdRun.exe 15->26         started        61 127.0.0.1 unknown unknown 17->61 file6 signatures7 process8 dnsIp9 49 185.94.252.13, 443, 49746 MEGASERVERS-DE Germany 19->49 51 88.217.172.65, 443, 49747 MNET-ASGermanyDE Germany 19->51 53 73.116.193.136, 80 COMCAST-7922US United States 19->53 39 C:\Windows\SysWOW64\...\KernelBaseoe.exe, PE32+ 19->39 dropped 71 Detected unpacking (changes PE section rights) 19->71 73 Detected unpacking (overwrites its own PE header) 19->73 75 Emotet Banking Trojan found 19->75 77 6 other signatures 19->77 28 KernelBase.exe 19->28         started        31 KernelBase.exe 19->31         started        33 svchost.exe 1 19->33         started        37 2 other processes 19->37 35 conhost.exe 26->35         started        file10 signatures11 process12 signatures13 89 Tries to steal Instant Messenger accounts or passwords 28->89 91 Tries to steal Mail credentials (via file access) 28->91
Threat name:
Document-Word.Trojan.LEmoDldr
Status:
Malicious
First seen:
2020-07-31 09:24:35 UTC
AV detection:
18 of 31 (58.06%)
Threat level
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Behaviour
Suspicious Office macro

Yara Signatures


Rule name:ach_Heodo_doc_gen
Author:abuse.ch
Description:Detects Heodo DOC
Rule name:Cobalt_functions
Author:@j0sm1
Description:Detect functions coded with ROR edi,D; Detect CobaltStrike used by differents groups APT
Rule name:MALW_emotet
Author:Marc Rivero | McAfee ATR Team
Description:Rule to detect unpacked Emotet
Rule name:SharedStrings
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 43b649f8d39c8356d4c4920c61581ed58f90e56954ed5f90481f3b09cd059be0

(this sample)

  
Delivery method
Distributed via web download

Comments