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 17 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.xls

Verdict:

Malicious activity

Analysis date:

2021-03-24 08:43:27 UTC

Tags:

macros macros-on-open maldoc-5

Link:

https://app.any.run/tasks/1550cedc-793f-4392-9ddf-3ab726959eab

Note:

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

BitDam Legit

Verdict:

Legit

File type:

application/vnd.ms-excel

Has a screenshot:

False

Contains macros:

True

ClamAV Detected

Detection(s):

MiscreantPunch.EvilMacro.DL.170224.UNOFFICIAL

Alert

Create hunting rule

TwinWave.EvilDoc.StatusIsLikeAFriend.20210201.UNOFFICIAL

Alert

Create hunting rule

Dr. Web vxCube Clean

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creating a window

DocGuard Malicious

Result

Verdict:

Malicious

File Type:

Legacy Excel File with Macro

Link:

https://app.docguard.net/7a60f0565a5e3f4310090a6519ff72571a32d30bd4f89b641ce3aaccaab30b45/results/dashboard

Document image

Image:

Download PNG

InQuest UNKNOWN

Result

Verdict:

UNKNOWN

Link:

https://labs.inquest.net/dfi/sha256/7a60f0565a5e3f4310090a6519ff72571a32d30bd4f89b641ce3aaccaab30b45

Details

Macro with Startup Hook

Detected macro logic that will automatically execute on document open. Most malware contains some execution hook.

Macro with File System Write

Detected macro logic that can write data to the file system.

Shell.Application Object

Detected the instantiation of Shell Application object within the macro.

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:

troj.adwa.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/651706

Signature

.NET source code contains potential unpacker

.NET source code contains very large array initializations

Binary contains a suspicious time stamp

Connects to many ports of the same IP (likely port scanning)

Document contains an embedded VBA macro with suspicious strings

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 (creates forbidden files)

Document exploit detected (drops PE files)

Document exploit detected (process start blacklist hit)

Found malware configuration

Hides that the sample has been downloaded from the Internet (zone.identifier)

Injects a PE file into a foreign processes

Installs a global keyboard hook

Machine Learning detection for sample

Modifies the hosts file

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

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

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/7a60f0565a5e3f4310090a6519ff72571a32d30bd4f89b641ce3aaccaab30b45/

ReversingLabs TitaniumCloud Script-Macro.Downloader.Powdow

Threat name:

Script-Macro.Downloader.Powdow

Alert

Create hunting rule

Status:

Malicious

First seen:

2021-03-24 05:10:41 UTC

AV detection:

12 of 48 (25.00%)

Threat level:

  3/5

Spamhaus Hash Blocklist Suspicious file

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=pjqpavs2ly7ugeajbjsrt73sk4ndfuyl2t4jwza44ovmzkvtbncq._file

Hatching Triage Malicious

Result

Malware family:

n/a

Score:

  8/10

Tags:

macro macro_on_action

Link:

https://tria.ge/reports/210324-nr65jgsm6a/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Office loads VBA resources, possible macro or embedded object present

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/7a60f0565a5e3f4310090a6519ff72571a32d30bd4f89b641ce3aaccaab30b45

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