MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 effac7ab31752c5670c42d428daab6aa31ba4c63071687083b45eaf30ae86a15. 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:	effac7ab31752c5670c42d428daab6aa31ba4c63071687083b45eaf30ae86a15
SHA3-384 hash:	f4a414ad5056191b95fd9944e9aa3e356559a03ff9df06ccfa1de57c7d5caa276ad2552e3bcabd25b0dc1568e1b9653c
SHA1 hash:	94634aa4d84b2826b8cec629d1d7452f94deaffe
MD5 hash:	c7d896de3fb53bc3d4337e6185b7f65a
humanhash:	five-timing-edward-wyoming
File name:	4060.xlsx
Download:	download sample
Signature	Loki Alert Create hunting rule
File size:	191'496 bytes
First seen:	2022-01-31 07:27:12 UTC
Last seen:	2022-02-01 10:24:47 UTC
File type:	xlsx
MIME type:	application/encrypted
ssdeep	3072:xvuTdsz3nYrU1ibGxzxYglQ7ZP/VT3wT8RhIZkv+tDb5xh6dwQwGXD9VzYT/D4uL:hMGzEUYzglM/F3wTQWkvK3pk7ztA
TLSH	T15A1402AFFBAB405ADFA22637149B4C749F2FEE97A42537D07D80FE10D934141302A969
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 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	208 bytes	DataSpaces/TransformInfo/StrongEncryptionTransform/Primary
4	76 bytes	DataSpaces/Version
5	184840 bytes	EncryptedPackage
6	224 bytes	EncryptionInfo

Intelligence

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File Origin

# of uploads :

2

# of downloads :

195

Origin country :

n/a

Vendor Threat Intelligence

ANY.RUN Malicious

Malware family:

n/a

ID:

1

File name:

4060.xlsx

Verdict:

Malicious activity

Analysis date:

2022-01-31 09:11:10 UTC

Tags:

encrypted opendir exploit CVE-2017-11882 loader trojan lokibot stealer

Link:

https://app.any.run/tasks/455077f5-cd3b-4939-912f-82787e55c049

Note:

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

CAPE Sandbox

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/228329/

ClamAV Detected

Detection(s):

PUA.Doc.Packed.EncryptedDoc-6563700-0

Alert

Create hunting rule

Dr. Web vxCube Suspicious

Result

Verdict:

Suspicious

Maliciousness:

Behaviour

DNS request

Creating a window

Сreating synchronization primitives

Searching for the window

Searching for synchronization primitives

Launching a process

Unauthorized injection to a recently created process

DocGuard Malicious

Result

Verdict:

Malicious

File Type:

OOXML Excel File with Embedding Objects in Encrypted Excel File

Link:

https://app.docguard.net/effac7ab31752c5670c42d428daab6aa31ba4c63071687083b45eaf30ae86a15/results/dashboard

Document image

Image:

Download PNG

FileScan.IO Malicious

Verdict:

Malicious

Threat level:

  10/10

Confidence:

100%

Tags:

control.exe embedequation exploit shell32.dll shellcode VelvetSweatshop

Link:

https://www.filescan.io/uploads/61f78f84d7fd65ae55fb3398/reports/5b9555fd-caad-4bbc-80db-3278ba8f7e44/overview

inlyse Malware.AI Malicious

Label:

Malicious

Suspicious Score:

9.8/10

Score Malicious:

99%

Score Benign:

1%

Link:

https://www.malware.ai/gui/files/?id=71a96713-40b7-4292-bc86-a6a29d05a1ba

InQuest MALICIOUS

Result

Verdict:

MALICIOUS

Link:

https://labs.inquest.net/dfi/sha256/effac7ab31752c5670c42d428daab6aa31ba4c63071687083b45eaf30ae86a15

Details

Macro Execution Coercion

Detected a document that appears to social engineer the user into activating embedded logic.

Document With No Content

Document contains little or no semantic information.

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/930630

Behaviour

Behavior Graph:

n/a

CERT.PL MWDB lokibot

Detection:

lokibot

Alert

Create hunting rule

Link:

https://mwdb.cert.pl/sample/effac7ab31752c5670c42d428daab6aa31ba4c63071687083b45eaf30ae86a15/

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

Threat name:

Document-Office.Exploit.CVE-2017-11882

Alert

Create hunting rule

Status:

Malicious

First seen:

2022-01-31 03:17:42 UTC

File Type:

Document

Extracted files:

51

AV detection:

18 of 43 (41.86%)

Threat level:

  5/5

Spamhaus Hash Blocklist Suspicious file

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=575mpkzrouwfm4gefvbi3kvwviy3utdda4liocb3ixvpgcxinikq._file

Hatching Triage lokibot

Result

Malware family:

lokibot

Alert

Create hunting rule

Score:

  10/10

Tags:

family:lokibot collection spyware stealer trojan

Link:

https://tria.ge/reports/220131-japjmshda5/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Launches Equation Editor

Modifies Internet Explorer settings

Modifies registry class

Suspicious behavior: AddClipboardFormatListener

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

NSIS installer

Enumerates physical storage devices

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

Loads dropped DLL

Reads user/profile data of web browsers

Uses the VBS compiler for execution

Blocklisted process makes network request

Downloads MZ/PE file

Executes dropped EXE

Lokibot

Malware Config

C2 Extraction:

http://secure01-redirect.net/gc19/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

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/effac7ab31752c5670c42d428daab6aa31ba4c63071687083b45eaf30ae86a15

File information

---

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

Malspam

Loki

xlsx effac7ab31752c5670c42d428daab6aa31ba4c63071687083b45eaf30ae86a15

(this sample)

  

Delivery method

Distributed via e-mail attachment

Cape

https://www.capesandbox.com/analysis/228329/

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