MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98d537ff72c396e14be6da957765adafcc878bbb9cf9c06aae31495a05e584a8. 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: 2

Intelligence 2 IOCs YARA 3 File information Comments

SHA256 hash:	98d537ff72c396e14be6da957765adafcc878bbb9cf9c06aae31495a05e584a8
SHA3-384 hash:	f01cd1d02abc0917f4af4d3a22ccb60045d003c9e9bfd21f6af55e79c5ed101d76b39fbea5d992f07fa121aa890dfdb2
SHA1 hash:	08dac09e3f80fa18753cb5cb04940fddd1bfdcec
MD5 hash:	5e8f2b0d0890da4c7e7cdccd63e95894
humanhash:	fifteen-west-purple-equal
File name:	JPM Chase Remittance Advice-0012702020.xlsm
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	426'674 bytes
First seen:	2020-05-28 05:55:43 UTC
Last seen:	2020-05-28 07:09:09 UTC
File type:	xlsm
MIME type:	application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep	12288:d49w8fyunGthwu8kxPthZugvq4jzjSGUu7xU:d49b7AhFxPthZnvL3ty
TLSH	2A94233FD298BE9FC6E3DA7D89049AE7231653DD33807D7A285C88880A5F12EC171D91
Reporter	abuse_ch
Tags:	JPMorganChase nVpn RAT RemcosRAT xlsm

abuse_ch

Malspam distributing RemcosRAT:

HELO: serve0.adicventuresltd.pw
Sending IP: 173.82.219.16
From: JPM Chase Remittance Advice <no-reply.directpay@edi.payment.chasepay.com>
Subject: JPM Chase QuickPay Remittance Advice_00217052020
Attachment: JPM Chase Remittance Advice-0012702020.xlsm

RemcosRAT payload URL:
http://185.205.209.166/cxwv/ms.exe

RemcosRAT C2:
eastsidepapi.myq-see.com:6996 (79.134.225.98)

Pointing to nVpn:

% Information related to '79.134.225.64 - 79.134.225.127'

% Abuse contact for '79.134.225.64 - 79.134.225.127' is 'abuse@your-vpn.network'

inetnum: 79.134.225.64 - 79.134.225.127
netname: YOUR_VPN_NETWORK
country: DE
remarks: ****************************************************
remarks: This subnet belongs to a VPN service provider.
remarks: We protect the right to privacy, which means
remarks: we don't log the activities of our users.
remarks: ****************************************************
admin-c: EH4074-RIPE
tech-c: YVN10-RIPE
status: ASSIGNED PA
abuse-c: YVN10-RIPE
org: ORG-YVN1-RIPE
mnt-by: AF15-MNT
created: 2019-07-19T18:26:38Z
last-modified: 2019-07-19T18:51:28Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.VBA.TrojanDownloader.Agent.SVU.14882.UNOFFICIAL

Gathering data

Threat name:

Document-Word.Downloader.Rdn

Status:

Malicious

First seen:

2020-05-28 07:23:05 UTC

File Type:

Document

Extracted files:

AV detection:

12 of 31 (38.71%)

Threat level:

2/5

Result

Malware family:

n/a

Score:

10/10

Tags:

n/a

Link:

https://tria.ge/reports/201109-p1f3kzxhkn/

Behaviour

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Checks processor information in registry

Office loads VBA resources, possible macro or embedded object present

Blacklisted process makes network request

Process spawned unexpected child process

Malware Config

Dropper Extraction:

http://185.205.209.166/cxwv/ms.exe

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

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:	ach_RemcosRAT Create hunting rule
Author:	abuse.ch

Rule name:	SharedStrings Create hunting rule
Author:	Katie Kleemola
Description:	Internal names found in LURK0/CCTV0 samples

Rule name:	win_remcos_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator