MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 331742a3835a6634e1331be491a789f7e5ddcefc6a30b7965dbf970d214b36d4. 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



Threat unknown


Vendor detections: 9


Maldoc score: 9


Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash: 331742a3835a6634e1331be491a789f7e5ddcefc6a30b7965dbf970d214b36d4
SHA3-384 hash: 0bed303e1d71af0a6b2e2ddafd4c7d1bd61468027ff481eb1bdf987797ed9692b79182c9ad24a686e3b6baed5458a3d0
SHA1 hash: fedbbc359e03b17bd7866a31283c3ff87cc693e4
MD5 hash: 499b2d5a07fbcfbc8a6ec124c14efde7
humanhash: foxtrot-ink-kilo-virginia
File name:ordain-08.21.doc
Download: download sample
File size:88'064 bytes
First seen:2021-09-02 08:45:47 UTC
Last seen:Never
File type:Word file doc
MIME type:application/msword
ssdeep 1536:cjis6sEDvoJ5/P+srVIEfJTjGQPoQwMsRs8+FCf:MN5BJ9PRn8KCf
TLSH T1B6831714B9A6CD32C91840305E93D7E4BE392F9D9ECB432373923B3DB8B37A50496695
Reporter JAMESWT_WT
Tags: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: 9
Application name is Microsoft Office Word
Office document is in OLE format
Office document contains VBA Macros
OLE dump

MalwareBazaar was able to identify 17 sections in this file using oledump:

Section IDSection sizeSection name
1114 bytesCompObj
24096 bytesDocumentSummaryInformation
34096 bytesSummaryInformation
47229 bytes1Table
537315 bytesData
6445 bytesMacros/PROJECT
795 bytesMacros/PROJECTwm
81396 bytesMacros/VBA/ThisDocument
93116 bytesMacros/VBA/_VBA_PROJECT
101919 bytesMacros/VBA/__SRP_0
11190 bytesMacros/VBA/__SRP_1
12532 bytesMacros/VBA/__SRP_2
13156 bytesMacros/VBA/__SRP_3
14767 bytesMacros/VBA/dir
151075 bytesMacros/VBA/driveDir
161089 bytesMacros/VBA/exObjObj
1717966 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
IOC1.htaExecutable file name
SuspiciousOpenMay open a file
SuspiciousOutputMay write to a file (if combined with Open)
SuspiciousexecMay run an executable file or a system
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 :
157
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ordain-08.21.doc
Verdict:
Malicious activity
Analysis date:
2021-08-31 16:23:40 UTC
Tags:
macros macros-on-open generated-doc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
File type:
application/msword
Has a screenshot:
False
Contains macros:
True
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Launching a process
Creating a process with a hidden window
DNS request
Connection attempt
Sending a UDP request
Searching for the window
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
Suspicious XMP Identifier
This file contains an image with an Adobe XMP GUID that InQuest tracks as suspicious.
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 with File System Write
Detected macro logic that can write data to the file system.
Macro Execution Coercion
Detected a document that appears to social engineer the user into activating embedded logic.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
expl
Score:
88 / 100
Signature
Antivirus detection for URL or domain
Document contains an embedded VBA macro which may execute processes
Document contains an embedded VBA macro with suspicious strings
Document exploit detected (process start blacklist hit)
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 476320 Sample: ordain-08.21.doc Startdate: 02/09/2021 Architecture: WINDOWS Score: 88 23 Multi AV Scanner detection for domain / URL 2->23 25 Antivirus detection for URL or domain 2->25 27 Multi AV Scanner detection for dropped file 2->27 29 5 other signatures 2->29 6 WINWORD.EXE 26 32 2->6         started        10 explorer.exe 3 2->10         started        process3 dnsIp4 19 192.168.2.1 unknown unknown 6->19 17 C:\Windows\SysWOW64\1.hta, MIPSEL-BE 6->17 dropped 12 explorer.exe 6->12         started        14 mshta.exe 24 10->14         started        file5 process6 dnsIp7 21 flameaudit2016b.com 194.62.42.135, 80 ZEISS-ASRU Russian Federation 14->21
Threat name:
Document-Excel.Trojan.Valyria
Status:
Malicious
First seen:
2021-09-02 08:46:07 UTC
File Type:
Document
Extracted files:
25
AV detection:
19 of 42 (45.24%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
macro xlm
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Program crash
Drops file in Windows directory
Blocklisted process makes network request
Process spawned unexpected child process
Suspicious use of NtCreateProcessExOtherParentProcess
Please note that we are no longer able to provide a coverage score for Virus Total.

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:INDICATOR_DOC_PhishingPatterns
Author:ditekSHen
Description:Detects OLE, RTF, PDF and OOXML (decompressed) documents with common phishing strings
Rule name:SUSP_EnableContent_String_Gen
Author:Florian Roth
Description:Detects suspicious string that asks to enable active content in Office Doc
Reference:Internal Research
Rule name:TA505_Maldoc_21Nov_2
Author:Arkbird_SOLG
Description:invitation (1).xls
Reference:https://twitter.com/58_158_177_102/status/1197432303057637377

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments