MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d7769741b8a51c1eaed9887fcc2908b5c7a8dd73f1613186d8745b2509772311. 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: 7

Intelligence 7 IOCs YARA 2 File information Comments

SHA256 hash:	d7769741b8a51c1eaed9887fcc2908b5c7a8dd73f1613186d8745b2509772311
SHA3-384 hash:	93403f14d4b673c5c7b32affa7fb1bb4808e1850ed69a1a52a018b6cf256363fc4d856a189003b2904b9947fc2126cfe
SHA1 hash:	11146bbc83f95882370bdda3d8c76c55a0127b71
MD5 hash:	97c69f0dd7ead7d1e30869cfdf1feee7
humanhash:	item-table-undress-north
File name:	97c69f0dd7ead7d1e30869cfdf1feee7.exe
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	631'296 bytes
First seen:	2020-09-07 09:00:03 UTC
Last seen:	2020-09-07 09:42:39 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	9fae4f216235372d27271a895e0f9b65 (5 x AgentTesla, 2 x Loki, 2 x AZORult)
ssdeep	12288:vBJdr25xdVwYXm/x3BUA9d0yWtDzbaOJQxOJ+Rc4fwM7H:pCZVje0N8OREy4YMj
TLSH	8BD49F62B2E04833C2772E389C1B977899F9BE103E25594A6FF4DC4C5F386713866297
Reporter	abuse_ch
Tags:	exe nVpn RAT RemcosRAT

abuse_ch

RemcosRAT C2:
194.5.97.55:4045

Hosted on nVpn.

% Information related to '194.5.97.0 - 194.5.97.255'

% Abuse contact for '194.5.97.0 - 194.5.97.255' is 'abuse@privacyfirst.sh'

inetnum: 194.5.97.0 - 194.5.97.255
remarks: This prefix is assigned to The PRIVACYFIRST Project, which
remarks: operates infrastructure jointly used by various VPN service
remarks: providers. We have a very strong focus on privacy and freedom.
remarks: In case of abuse, we encourage all international law enforcement
remarks: agencies to get in touch with our abuse contact. Due to the fact
remarks: that we keep no logs of user activities and only share data when
remarks: it is legally required under our jurisdiction, it is very unlikely
remarks: for a demand of user information to be successful. Still, that
remarks: should not deter you from reaching out.
netname: PRIVACYFIRST-UK5
country: GB
admin-c: TPP15-RIPE
tech-c: TPP15-RIPE
org: ORG-TPP6-RIPE
mnt-by: PRIVACYFIRST-MNT
status: SUB-ALLOCATED PA
created: 2018-07-23T09:31:45Z
last-modified: 2020-08-26T17:48:55Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

127

Origin country :

n/a

Vendor Threat Intelligence

Detection:

Remcos

Link:

https://www.capesandbox.com/analysis/57630/

Detection(s):

PUA.Win.Adware.Slugin-6803969-0

PUA.Win.Adware.Slugin-6840354-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Creating a window

Creating a file in the Windows subdirectories

Enabling the 'hidden' option for recently created files

Creating a file in the %temp% directory

Launching cmd.exe command interpreter

Running batch commands

Creating a process with a hidden window

Launching a process

Creating a process from a recently created file

DNS request

Setting a keyboard event handler

Sending a custom TCP request

Unauthorized injection to a recently created process

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Blocking the User Account Control

Unauthorized injection to a recently created process by context flags manipulation

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d7769741b8a51c1eaed9887fcc2908b5c7a8dd73f1613186d8745b2509772311/

Threat name:

Win32.Backdoor.Androm

Status:

Malicious

First seen:

2020-09-07 09:02:06 UTC

AV detection:

27 of 29 (93.10%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=253joqnyuuob5lwzrb74ykiiwxd2rxlt6fqtdbwyornskclxemiq._file

Result

Malware family:

remcos

Score:

10/10

Tags:

persistence evasion trojan rat family:remcos

Link:

https://tria.ge/reports/200907-whp9ex55k6/

Behaviour

Modifies registry key

Runs ping.exe

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Drops file in Windows directory

Suspicious use of SetThreadContext

Adds Run key to start application

Loads dropped DLL

Executes dropped EXE

Remcos

UAC bypass

Malware Config

C2 Extraction:

enmark80.duckdns.org:4045

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

Threat name:

Eldorado

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/d7769741b8a51c1eaed9887fcc2908b5c7a8dd73f1613186d8745b2509772311

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:	Remcos Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Remcos in memory

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