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 15 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:

Purchase order.doc

Verdict:

Malicious activity

Analysis date:

2021-03-16 13:11:04 UTC

Tags:

macros macros-on-open

Link:

https://app.any.run/tasks/c5a72c34-f730-4d02-bebc-b4f2e4ba3964

Note:

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

BitDam Malicious

Verdict:

Malicious

File type:

application/msword

Has a screenshot:

False

Contains macros:

True

ClamAV Detected

Detection(s):

SecuriteInfo.com.Trojan00536d111.2967.3087.UNOFFICIAL

Alert

Create hunting rule

Dr. Web vxCube Malware

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

DNS request

Sending a custom TCP request by exploiting the app vulnerability

DocGuard Suspicious

Result

Verdict:

Suspicious

File Type:

Legacy Word File with Macro

Link:

https://app.docguard.net/d60076d9ebcd69f0403422ebb01bf2df5faa59ce3fe2596b76ba0868ec666549/results/dashboard

Payload URLs

URL

File name

https://i1.social.s-msft.com/globalresources/Images/trans.gif?cver=0001

ThisDocument

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.

Macro Contains Suspicious String

Detected a macro with a suspicious string. Suspicious strings include privileged function calls, obfuscations, odd registry keys, etc...

Joe Sandbox AgentTesla

Result

Threat name:

AgentTesla

Alert

Create hunting rule

Detection:

malicious

Classification:

expl.evad.troj.spyw

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/640718

Signature

.NET source code contains very large array initializations

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

Document contains an embedded VBA with functions possibly related to ADO stream file operations

Document contains an embedded VBA with functions possibly related to HTTP operations

Document exploit detected (drops PE files)

Document exploit detected (process start blacklist hit)

Drops executables to the windows directory (C:\Windows) and starts them

Found malware configuration

Injects a PE file into a foreign processes

Machine Learning detection for dropped file

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

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

Office process drops PE file

Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)

Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)

Sigma detected: Scheduled temp file as task from temp location

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Tries to harvest and steal browser information (history, passwords, etc)

Tries to harvest and steal ftp login credentials

Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)

Tries to steal Mail credentials (via file access)

Uses schtasks.exe or at.exe to add and modify task schedules

Yara detected AgentTesla

Yara detected AntiVM3

Behaviour

Behavior Graph:

Download SVG

CERT.PL MWDB

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d60076d9ebcd69f0403422ebb01bf2df5faa59ce3fe2596b76ba0868ec666549/

ReversingLabs TitaniumCloud Script-Macro.Trojan.Sadoca

Threat name:

Script-Macro.Trojan.Sadoca

Alert

Create hunting rule

Status:

Malicious

First seen:

2021-03-16 13:10:08 UTC

AV detection:

10 of 47 (21.28%)

Threat level:

  5/5

Spamhaus Hash Blocklist Malicious file

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=2yahnwplzvu7aqbuelv3ag7s35p2uwooh7rfs23wxiegr3dgmveq._file

Hatching Triage agenttesla

Result

Malware family:

agenttesla

Alert

Create hunting rule

Score:

  10/10

Tags:

family:agenttesla keylogger macro macro_on_action spyware stealer trojan xlm

Link:

https://tria.ge/reports/210316-exd4xy2rr6/

Behaviour

Checks processor information in registry

Creates scheduled task(s)

Enumerates system info in registry

Modifies Internet Explorer settings

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

Suspicious use of SetThreadContext

Executes dropped EXE

AgentTesla Payload

AgentTesla

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:

1.00

Link:

https://yomi.yoroi.company/submissions/d60076d9ebcd69f0403422ebb01bf2df5faa59ce3fe2596b76ba0868ec666549

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.

File information

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

Comments