MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf9a76a34d8ba45262e4daf903087552f7eae0afb172895aa35aced004565403. 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

SHA256 hash:	cf9a76a34d8ba45262e4daf903087552f7eae0afb172895aa35aced004565403
SHA3-384 hash:	84cea3a20655d7bdac10bb27d932483344de50a3989a24b426918434b5d12ea2d54c2ceb43c0d6f648fd8f2feca47e1b
SHA1 hash:	ba88abd15e4df0e9d1865e57f5e6eb60a48c7627
MD5 hash:	8fe24c4bc9a43bc6a84cf94307772a96
humanhash:	pizza-michigan-fanta-twelve
File name:	New Order.xlsx
Download:	download sample
Signature	Loki Alert Create hunting rule
File size:	609'280 bytes
First seen:	2021-08-31 08:26:25 UTC
Last seen:	Never
File type:	xlsx
MIME type:	application/encrypted
ssdeep	12288:vjU1mT1/CHP1qNx3mcabfIYqHw3IIMuHD1Q+33:75T1q9qXmcabfruIM0pQ+n
TLSH	T147D40219E0D58963FE6F9470B20B28B02F5F7C12573FE8BA0613FA0901F5A17DD6894A
Reporter	abuse_ch
Tags:	CVE-2017-11882 Loki VelvetSweatshop xlsx

Office OLE Information

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This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id

Application name is unknown

Office document is in OLE format

Office document is in encrypted

OLE dump

Detection: VelvetSweatshop

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

Section ID	Section size	Section name
1	64 bytes	DataSpaces/DataSpaceInfo/StrongEncryptionDataSpace
2	112 bytes	DataSpaces/DataSpaceMap
3	200 bytes	DataSpaces/TransformInfo/StrongEncryptionTransform/Primary
4	76 bytes	DataSpaces/Version
5	600280 bytes	EncryptedPackage
6	224 bytes	EncryptionInfo

Intelligence

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File Origin

# of uploads :

1

# of downloads :

114

Origin country :

n/a

Vendor Threat Intelligence

ANY.RUN Malicious

Malware family:

n/a

ID:

1

File name:

New Order.xlsx

Verdict:

Malicious activity

Analysis date:

2021-08-31 08:28:08 UTC

Tags:

encrypted opendir exploit CVE-2017-11882 loader

Link:

https://app.any.run/tasks/3eacf50f-d9c7-49f7-bf46-93ca982317c3

Note:

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

BitDam Malicious

Verdict:

Malicious

File type:

application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

Has a screenshot:

False

Contains macros:

False

CAPE Sandbox

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/184071/

ClamAV Detected

Detection(s):

PUA.Doc.Packed.EncryptedDoc-6563700-0

Alert

Create hunting rule

Dr. Web vxCube Malware

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Launching a process

Sending an HTTP GET request to an infection source by exploiting the app vulnerability

Creating a file

Sending a UDP request

Reading critical registry keys

Moving a file to the %AppData% subdirectory

Enabling the 'hidden' option for recently created files

Unauthorized injection to a recently created process

Unauthorized injection to a recently created process by context flags manipulation

Connection attempt to an infection source by exploiting the app vulnerability

Creating a process from a recently created file

DocGuard Malicious

Result

Verdict:

Malicious

File Type:

OOXML Excel File with Embedding Objects in Encrypted Excel File

Link:

https://app.docguard.net/cf9a76a34d8ba45262e4daf903087552f7eae0afb172895aa35aced004565403/results/dashboard

Document image

Image:

Download PNG

Joe Sandbox Lokibot

Result

Threat name:

Lokibot

Alert

Create hunting rule

Detection:

malicious

Classification:

troj.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/842386

Signature

.NET source code contains potential unpacker

.NET source code contains very large strings

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Drops PE files to the user root directory

Found malware configuration

Injects a PE file into a foreign processes

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Office equation editor drops PE file

Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)

Sigma detected: Droppers Exploiting CVE-2017-11882

Sigma detected: EQNEDT32.EXE connecting to internet

Sigma detected: Execution from Suspicious Folder

Sigma detected: File Dropped By EQNEDT32EXE

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)

Tries to steal Mail credentials (via file registry)

Yara detected AntiVM3

Yara detected aPLib compressed binary

Yara detected Lokibot

Behaviour

Behavior Graph:

Download SVG

CERT.PL MWDB lokibot

Detection:

lokibot

Alert

Create hunting rule

Link:

https://mwdb.cert.pl/sample/cf9a76a34d8ba45262e4daf903087552f7eae0afb172895aa35aced004565403/

ReversingLabs TitaniumCloud Document-OLE.Exploit.CVE-2017-11882

Threat name:

Document-OLE.Exploit.CVE-2017-11882

Alert

Create hunting rule

Status:

Malicious

First seen:

2021-08-30 23:33:53 UTC

AV detection:

13 of 45 (28.89%)

Threat level:

  5/5

Spamhaus Hash Blocklist Suspicious file

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=z6nhni2nrosfeyxe3l4qgcdvkl36vyfpwfziswvdllhnabcwkqbq._file

Hatching Triage lokibot

Result

Malware family:

lokibot

Alert

Create hunting rule

Score:

  10/10

Tags:

family:lokibot spyware stealer trojan

Link:

https://tria.ge/reports/210831-ns24y5gsex/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Launches Equation Editor

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Loads dropped DLL

Uses the VBS compiler for execution

Blocklisted process makes network request

Downloads MZ/PE file

Executes dropped EXE

Lokibot

Malware Config

C2 Extraction:

http://checkvim.com/fd3/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php

VMRay Malicious

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/cf9a76a34d8b/report/overview.html

VirusTotal

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

YOROI YOMI Lokibot

Threat name:

Lokibot

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/cf9a76a34d8ba45262e4daf903087552f7eae0afb172895aa35aced004565403

File information

---

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

Cape

https://www.capesandbox.com/analysis/184071/

Comments

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