MalwareBazaar Database

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

OLE dump

MalwareBazaar was able to identify 38 sections in this file using oledump:

OLE vba

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

Intelligence

File Origin

Vendor Threat Intelligence

ANY.RUN Malicious

Malware family:

n/a

ID:

1

File name:

Inv.Docum_323925335.doc

Verdict:

Malicious activity

Analysis date:

2020-12-08 11:07:45 UTC

Tags:

macros macros-on-open generated-doc

Link:

https://app.any.run/tasks/97ff21ec-8b95-4443-b6dd-1fa1a1d85550

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

ClamAV Detected

Detection(s):

TwinWave.EvilDoc.EMOCROCreateRomanticWarrior.20200916.UNOFFICIAL

Alert

Create hunting rule

TwinWave.EvilDoc.EMOCROSnakeCharmer.20201103.UNOFFICIAL

Alert

Create hunting rule

Dr. Web vxCube Malware

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

Possible injection to a system process

Launching a process by exploiting the app vulnerability

DocGuard Malicious

Result

Verdict:

Malicious

File Type:

Legacy Word File with Macro

Link:

https://app.docguard.net/7b489dd3122109c2d71b1ddfd04a0254dbaffe9585da9281c1c8d09c7051c10e/results/dashboard

Document image

Image:

Download PNG

InQuest MALICIOUS

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.

Joe Sandbox Dridex

Result

Threat name:

Dridex

Alert

Create hunting rule

Detection:

malicious

Classification:

bank.troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/557836

Signature

Antivirus detection for URL or domain

Creates processes via WMI

Detected Dridex e-Banking trojan

Document contains an embedded VBA with many randomly named variables

Document contains an embedded VBA with many string operations indicating source code obfuscation

Encrypted powershell cmdline option found

Machine Learning detection for dropped file

Multi AV Scanner detection for dropped file

Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)

Potential dropper URLs found in powershell memory

PowerShell case anomaly found

Powershell drops PE file

Sigma detected: Suspicious Encoded PowerShell Command Line

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

Suspicious powershell command line found

System process connects to network (likely due to code injection or exploit)

Very long command line found

Behaviour

Behavior Graph:

Download SVG

CERT.PL MWDB

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/7b489dd3122109c2d71b1ddfd04a0254dbaffe9585da9281c1c8d09c7051c10e/

Hatching Triage dridex

Result

Malware family:

dridex

Alert

Create hunting rule

Score:

  10/10

Tags:

family:dridex botnet discovery evasion loader macro trojan

Link:

https://tria.ge/reports/201208-dcsr44wb7x/

Behaviour

Modifies Internet Explorer settings

Modifies registry class

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

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

Checks installed software on the system

Checks whether UAC is enabled

Loads dropped DLL

Blocklisted process makes network request

Dridex Loader

Dridex

Process spawned unexpected child process

Malware Config

C2 Extraction:

104.131.164.93:443
46.101.90.205:4643
27.254.174.84:4443
92.94.251.127:3786

Dropper Extraction:

https://mountainceramic.com/
http://siemensagent.com/
https://final.makkahkmcc.com/
https://bhasinbrothers.com/
https://test.chongthamsika.com.vn/
https://skvflexandoffset.in/
http://weedcompare.co.uk/
https://thisismycurrentproject.com/

VirusTotal

Please note that we are no longer able to provide a coverage score for Virus Total.

YOROI YOMI Malicious File

Threat name:

Malicious File

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/7b489dd3122109c2d71b1ddfd04a0254dbaffe9585da9281c1c8d09c7051c10e

File information

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

Comments