MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e457cad3f6df0d181e07fba2c2c5daf692ac35f3f111a260169ff7f6652f39bd. 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

RemcosRAT

Vendor detections: 11

Maldoc score: 4

Intelligence 11 IOCs YARA 4 File information Comments

SHA256 hash:	e457cad3f6df0d181e07fba2c2c5daf692ac35f3f111a260169ff7f6652f39bd
SHA3-384 hash:	e30d3246e3433b458aa2a8b613caf8938dab4d8b46b292a9ff8a56d3eab544016060b2b35b2ac39c07d0d825147c8e64
SHA1 hash:	57b5266f320c2336d3f6e8fbc635194e94eef23f
MD5 hash:	240b69fef652671a7fc86ba6359bb63c
humanhash:	music-johnny-ten-fish
File name:	Lista_Accesorios_Equipo.pdf.xls
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	1'388'544 bytes
First seen:	2025-02-26 08:47:02 UTC
Last seen:	2025-02-26 14:28:14 UTC
File type:	xls
MIME type:	application/vnd.ms-excel
ssdeep	24576:izTMzuM+5zxuJP/SXWA9dTjcAweoKib9oYouIZFRF:wk65zcJP/SXWoHZVo9Ro1R
TLSH	T12155AE90AB05CB5AD564837488E38F551B20DE04AF620B1F336CB32C7DB1B792F67A59
TrID	46.5% (.XLS) Microsoft Excel sheet (alternate) (56500/1/4) 26.7% (.XLS) Microsoft Excel sheet (32500/1/3) 20.1% (.XLS) Microsoft Excel sheet (alternate) (24500/1/2) 6.5% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika	xls
Reporter	abuse_ch
Tags:	cve-2017-0199 RemcosRAT xls

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

Maldoc score: 4

OLE dump

MalwareBazaar was able to identify 21 sections in this file using oledump:

Section ID	Section size	Section name
1	114 bytes	CompObj
2	244 bytes	DocumentSummaryInformation
3	200 bytes	SummaryInformation
4	114 bytes	MBD000F16B7/CompObj
5	340 bytes	MBD000F16B7/DocumentSummaryInformation
6	170504 bytes	MBD000F16B7/SummaryInformation
7	114 bytes	MBD000F16B7/MBD000F0BDB/CompObj
8	268 bytes	MBD000F16B7/MBD000F0BDB/DocumentSummaryInformation
9	25316 bytes	MBD000F16B7/MBD000F0BDB/SummaryInformation
10	22655 bytes	MBD000F16B7/MBD000F0BDB/Workbook
11	637243 bytes	MBD000F16B7/Workbook
12	716 bytes	MBD000F16B8/Ole
13	504000 bytes	Workbook
14	529 bytes	_VBA_PROJECT_CUR/PROJECT
15	104 bytes	_VBA_PROJECT_CUR/PROJECTwm
16	977 bytes	_VBA_PROJECT_CUR/VBA/Sheet1
17	977 bytes	_VBA_PROJECT_CUR/VBA/Sheet2
18	977 bytes	_VBA_PROJECT_CUR/VBA/Sheet3
19	985 bytes	_VBA_PROJECT_CUR/VBA/ThisWorkbook
20	2644 bytes	_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
21	553 bytes	_VBA_PROJECT_CUR/VBA/dir

OLE vba

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

Type	Keyword	Description
Suspicious	Hex Strings	Hex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin

# of uploads :

# of downloads :

492

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

Lista_Accesorios_Equipo.pdf.xls

Verdict:

No threats detected

Analysis date:

2025-02-26 09:34:23 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/714086d9-8281-4ee6-ad27-d05d26ed7c55

Note:

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

Detection(s):

TwinWave.EvilDoc.93TilInfinity.20240412.UNOFFICIAL

Verdict:

Clean

Score:

89.3%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67bed55928ab76d43a5d3955

Tags:

n/a

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Creating a window

Connection attempt to an infection source by exploiting the app vulnerability

DNS request

Sending an HTTP GET request

Сreating synchronization primitives

Using the Windows Management Instrumentation requests

Creating a process from a recently created file

Creating a file in the %temp% directory

Creating a file

Searching for synchronization primitives

Creating a file in the Program Files subdirectories

Creating a service

Query of malicious DNS domain

Connection attempt by exploiting the app vulnerability

Enabling autorun for a service

Sending a TCP request to an infection source by exploiting the app vulnerability

Enabling autorun by creating a file

Result

Verdict:

Malicious

File Type:

Legacy Excel File with Macro

Link:

https://app.docguard.net/e457cad3f6df0d181e07fba2c2c5daf692ac35f3f111a260169ff7f6652f39bd/results/dashboard

Payload URLs

URL

File name

https://url.terryspace.io/L56JVY?&softdrink=imaginary&sweets

Embedded Ole

Behaviour

SuspiciousRTF detected

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

macros masquerade

Link:

https://www.filescan.io/uploads/67bed515f8ac7ec59ae53493/reports/9f87e055-f24b-41c7-b58e-7c033212a06d/overview

Verdict:

Malicious

Labled as:

CVE-2017-0199

Link:

https://www.hybrid-analysis.com/sample/e457cad3f6df0d181e07fba2c2c5daf692ac35f3f111a260169ff7f6652f39bd

Label:

Malicious

Suspicious Score:

10/10

Score Malicious:

Score Benign:

Link:

https://www.malware.ai/gui/files/?id=44ce81e2-e7b9-4443-a537-d9ce7c0f40fc

Result

Threat name:

n/a

Detection:

malicious

Classification:

n/a

Score:

48 / 100

Link:

https://www.joesandbox.com/analysis/1624437

Signature

Multi AV Scanner detection for submitted file

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

OFFICE

Link:

https://malprob.io/report/e457cad3f6df0d181e07fba2c2c5daf692ac35f3f111a260169ff7f6652f39bd

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/e457cad3f6df0d181e07fba2c2c5daf692ac35f3f111a260169ff7f6652f39bd/

Threat name:

Win32.Exploit.CVE-2017-0199

Status:

Malicious

First seen:

2025-02-26 08:33:54 UTC

File Type:

Document

Extracted files:

AV detection:

15 of 37 (40.54%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=4rl4vu7w34grqhqh7ormfro262jkynpt6ei2eyawt737mzjphg6q._file

Result

Malware family:

n/a

Score:

3/10

Tags:

discovery

Link:

https://tria.ge/reports/250226-kpyljasny6/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Uses Task Scheduler COM API

Uses Volume Shadow Copy WMI provider

Uses Volume Shadow Copy service COM API

System Location Discovery: System Language Discovery

Malware Family:

n/a

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/093d180d-8787-47a7-baea-c40e41e4cc69

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/e457cad3f6df0d181e07fba2c2c5daf692ac35f3f111a260169ff7f6652f39bd

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.

Rule name:	Excel_Hidden_Macro_Sheet Create hunting rule

Rule name:	informational_win_ole_protected Create hunting rule
Author:	Jeff White (karttoon@gmail.com) @noottrak
Description:	Identify OLE Project protection within documents.

Rule name:	Suspicious_Latam_MSI_and_ZIP_Files Create hunting rule
Author:	eremit4, P4nd3m1cb0y
Description:	Detects suspicious .msi and .zip files used in Latam banking trojan campaigns.

Rule name:	XLS_STRINGS Create hunting rule
Author:	somedieyoungZZ
Description:	Detect Strings targeting Bangladesh

File information

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

No further information available

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