MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7791efd3643b52b9aaf312054b9b2e3ce70b9fc88d0a0b9745419adb1b296a7. 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: 8


Maldoc score: 7


Intelligence 8 IOCs YARA File information Comments

SHA256 hash: b7791efd3643b52b9aaf312054b9b2e3ce70b9fc88d0a0b9745419adb1b296a7
SHA3-384 hash: 473460d9c24f66fc561d4c0b840759ed5cb309dc7918d1d1298dffb3954660bf38b786978b260b59f2935b9d7192e939
SHA1 hash: 63b8b9fd07ac04583a7be1e73ca1f87d8dc07c20
MD5 hash: 8206af441464d8d2d870c3b5c7818031
humanhash: single-neptune-robert-oranges
File name:emotet_e2_b7791efd3643b52b9aaf312054b9b2e3ce70b9fc88d0a0b9745419adb1b296a7_2021-01-12__193944171055._doc
Download: download sample
Signature Heodo
File size:162'552 bytes
First seen:2021-01-12 19:41:10 UTC
Last seen:Never
File type:Word file docx
MIME type:application/msword
ssdeep 3072:u9ufstRUUKSns8T00JSHUgteMJ8qMD7gyu:u9ufsfgIf0pLyu
TLSH D4F37D0C3EEDA659E745113F15F186BA3D24AFE94C0E5B02721C7B08BB3156AAC3B176
Reporter Cryptolaemus1
Tags:doc Emotet epoch2 Heodo


Avatar
Cryptolaemus1
Emotet epoch2 doc

Office OLE Information


This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id
Maldoc score: 7
Application name is Microsoft Office Word
Office document is in OLE format
Office document contains VBA Macros
OLE dump

MalwareBazaar was able to identify 13 sections in this file using oledump:

Section IDSection sizeSection name
1146 bytesCompObj
24096 bytesDocumentSummaryInformation
3628 bytesSummaryInformation
46424 bytes1Table
599193 bytesData
6505 bytesMacros/PROJECT
7131 bytesMacros/PROJECTwm
8697 bytesMacros/VBA/L95wkirc_zm
91108 bytesMacros/VBA/Ut2r21ym17z8
1010959 bytesMacros/VBA/Wnoyuuu28ekk6591v
114487 bytesMacros/VBA/_VBA_PROJECT
12660 bytesMacros/VBA/dir
1320526 bytesWordDocument
OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

TypeKeywordDescription
AutoExecDocument_openRuns when the Word or Publisher document is opened
SuspiciousCreateMay execute file or a system command through WMI
SuspiciousCreateObjectMay create an OLE object
SuspiciousBase64 StringsBase64-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence


File Origin
# of uploads :
1
# of downloads :
219
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Legit
File type:
application/vnd.openxmlformats-officedocument.wordprocessingml.document
Has a screenshot:
False
Contains macros:
True
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Using the Windows Management Instrumentation requests
Running batch commands
Launching a process
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Moving a file to the Windows subdirectory
Creating a service
Possible injection to a system process
Enabling autorun for a service
Connection attempt to an infection source
Launching a process by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Word File with Macro
Document image
Document image
Result
Verdict:
MALICIOUS
Details
Macro with Startup Hook
Detected macro logic that will automatically execute on document open. Most malware contains some execution hook.
Document With Few Pages
Document contains between one and three pages of content. Most malicious documents are sparse in page count.
Macro Execution Coercion
Detected a document that appears to social engineer the user into activating embedded logic.
Threat name:
Document-Excel.Downloader.Heuristic
Status:
Malicious
First seen:
2021-01-12 18:49:06 UTC
AV detection:
11 of 44 (25.00%)
Threat level:
  2/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
macro
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Drops file in System32 directory
Loads dropped DLL
Blocklisted process makes network request
Process spawned unexpected child process
Malware Config
Dropper Extraction:
https://shulovbaazar.com/c/bcL6/
https://mybusinessevent.com/tiki-install/e/
http://uhk.cncranes.com/ErrorPages/3/
https://capturetheaction.com.au/wp-includes/Yjp/
https://thenetworker.ca/comment/8N4/
https://trayonlinegh.com/cgi-bin/HBPR/
http://mmo.martinpollock.co.uk/a/SQSGg/
Please note that we are no longer able to provide a coverage score for Virus Total.

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 b7791efd3643b52b9aaf312054b9b2e3ce70b9fc88d0a0b9745419adb1b296a7

(this sample)

  
Delivery method
Distributed via web download

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