MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4542b8c45774d373fa16dad8f2895e86a576fd609ac1ecc8fe5a1d8d45f3f7c8. 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: 10


Maldoc score: 15


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4542b8c45774d373fa16dad8f2895e86a576fd609ac1ecc8fe5a1d8d45f3f7c8
SHA3-384 hash: bc437ded0e6946fa8a5c78c5b049f073e1df85539b10592e20bd38e354d85248b75c4b1b310d5c549ff25dd1d95a24f4
SHA1 hash: 6c37d1adf7bcc6fed6cddcdb1a83ed51ab38ee20
MD5 hash: 2eeba0c222aa5395c218e2d511ce6c4b
humanhash: wisconsin-fourteen-delaware-rugby
File name:INF_283009284321423.docm
Download: download sample
Signature Heodo
Create hunting rule
File size:143'085 bytes
First seen:2021-11-16 02:20:55 UTC
Last seen:Never
File type:Word file docm
MIME type:application/vnd.openxmlformats-officedocument.wordprocessingml.document
ssdeep 3072:hhIdHBXwhJd0+y7ukYe4uYum1GdgOpVXGuhCUqDxmv:TchXw50+OukzVXV2uhDCxmv
TLSH T129E3E021D2911D3ACF669B35438F59D0D29E726FBC1F17D03B13A2D7A8A2ACD1128368
Reporter ankit_anubhav
Tags:docm Emotet Heodo

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: 15
OLE dump

MalwareBazaar was able to identify 6 sections in this file using oledump:

Section IDSection sizeSection name
A1495 bytesPROJECT
A241 bytesPROJECTwm
A38000 bytesVBA/ThisDocument
A44157 bytesVBA/_VBA_PROJECT
A5804 bytesVBA/dir
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
SuspiciousOpenMay open a file
SuspiciousBinaryMay read or write a binary file (if combined with Open)
SuspiciousShellMay run an executable file or a system command
SuspiciousWscript.ShellMay run an executable file or a system command
SuspiciousRunMay run an executable file or a system command
SuspiciousCreateObjectMay create an OLE object
SuspiciousHex StringsHex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin
# of uploads :
1
# of downloads :
309
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4542b8c45774d373fa16dad8f2895e86a576fd609ac1ecc8fe5a1d8d45f3f7c8.docm
Verdict:
Malicious activity
Analysis date:
2021-11-16 09:43:27 UTC
Tags:
macros macros-on-open
Link:
https://app.any.run/tasks/78f3b0cc-c62e-4f7d-ae66-8f46f7a389c1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
File type:
application/vnd.ms-word.document.macroEnabled.12
Has a screenshot:
False
Contains macros:
True
Detection(s):
TwinWave.EvilDoc.CROIndirectionGamesLeave.20210428.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a process with a hidden window
Launching a process
DNS request
Connection attempt
Sending an HTTP GET request
Creating a file
Moving a recently created file
Sending a custom TCP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Running batch commands by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Word File with Macro
Link:
https://app.docguard.net/4542b8c45774d373fa16dad8f2895e86a576fd609ac1ecc8fe5a1d8d45f3f7c8/results/dashboard
Document image
Image:
Download PNG
Document image
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
macros macros-on-open
Link:
https://www.filescan.io/uploads/6193158f4912a8c9209fbe0c/reports/d52cee34-5759-4b1c-abc2-8632c7d394fd/overview
Result
Threat name:
Unknown
Detection:
malicious
Classification:
expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/890004
Signature
Antivirus detection for URL or domain
Changes security center settings (notifications, updates, antivirus, firewall)
Document contains an embedded VBA macro which may execute processes
Document contains an embedded VBA macro with suspicious strings
Document contains an embedded VBA with functions possibly related to ADO stream file operations
Document exploit detected (process start blacklist hit)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Obfuscated command line found
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Powershell drops PE file
Sigma detected: Microsoft Office Product Spawning Windows Shell
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 522474 Sample: INF_283009284321423.docm Startdate: 16/11/2021 Architecture: WINDOWS Score: 100 62 Antivirus detection for URL or domain 2->62 64 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->64 66 Obfuscated command line found 2->66 68 7 other signatures 2->68 11 WINWORD.EXE 174 35 2->11         started        15 svchost.exe 2->15         started        17 svchost.exe 1 2->17         started        20 9 other processes 2->20 process3 dnsIp4 50 C:\Users\...\INF_283009284321423.docm.LNK, MS 11->50 dropped 52 C:\Users\user\...\~DFFE9B2F9088918394.TMP, Composite 11->52 dropped 76 Obfuscated command line found 11->76 22 cmd.exe 1 11->22         started        78 Changes security center settings (notifications, updates, antivirus, firewall) 15->78 25 MpCmdRun.exe 1 15->25         started        56 192.168.2.1 unknown unknown 17->56 file5 signatures6 process7 signatures8 70 Suspicious powershell command line found 22->70 72 Obfuscated command line found 22->72 27 powershell.exe 15 17 22->27         started        32 conhost.exe 22->32         started        34 conhost.exe 25->34         started        process9 dnsIp10 58 visteme.mx 18.236.95.11, 49741, 80 AMAZON-02US United States 27->58 54 C:\ProgramData\1997678736.dll, PE32 27->54 dropped 80 Powershell drops PE file 27->80 36 rundll32.exe 27->36         started        file11 signatures12 process13 process14 38 rundll32.exe 2 36->38         started        file15 48 C:\Windows\...\lnpwqlyljvsy.pew (copy), PE32 38->48 dropped 74 Hides that the sample has been downloaded from the Internet (zone.identifier) 38->74 42 rundll32.exe 38->42         started        signatures16 process17 process18 44 rundll32.exe 42->44         started        dnsIp19 60 81.0.236.93, 443, 49742 CASABLANCA-ASInternetCollocationProviderCZ Czech Republic 44->60 82 System process connects to network (likely due to code injection or exploit) 44->82 signatures20
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4542b8c45774d373fa16dad8f2895e86a576fd609ac1ecc8fe5a1d8d45f3f7c8/
Threat name:
Document-Word.Trojan.GenScript
Create hunting rule
Status:
Malicious
First seen:
2021-11-16 02:21:06 UTC
AV detection:
18 of 27 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ivblrrcxotjxh6qw3lmpfck6q2sxn7latla6zsh6lioy2rpt67ea._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
macro
Link:
https://tria.ge/reports/211116-cszzrshafp/
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
Enumerates physical storage devices
Drops file in Windows directory
Drops file in System32 directory
Loads dropped DLL
Blocklisted process makes network request
Downloads MZ/PE file
Process spawned unexpected child process
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/4542b8c45774/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4542b8c45774d373fa16dad8f2895e86a576fd609ac1ecc8fe5a1d8d45f3f7c8

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address

File information

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

Comments