MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 99288949625f49d5fce4c52083d100a232b1fbec563aefa39843f564cc71190b. 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: 4

Intelligence 4 IOCs YARA 2 File information Comments

SHA256 hash:	99288949625f49d5fce4c52083d100a232b1fbec563aefa39843f564cc71190b
SHA3-384 hash:	a49a92490af5314818a63a9151849d2e973bf15ba09397e310c18109f4b768577e0d18ece113622f45b8965548823a1c
SHA1 hash:	99d924ca4a5cd63aa43da4fa22a7c12c425bceeb
MD5 hash:	8307d2b88f6fc1373da2cad7e7505df1
humanhash:	spaghetti-august-purple-uncle
File name:	4GUlS1Db5Ko4UZn.exe
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	457'216 bytes
First seen:	2020-05-03 07:20:47 UTC
Last seen:	2020-05-03 07:45:27 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'647 x Formbook, 12'245 x SnakeKeylogger)
ssdeep	12288:1Q2hzyQZJbMzxhpLljuAcWjn1SHBx52ULo2tA1yokifU37o4K8uHk:nzy+Jbkxhp8AcWj1
Threatray	785 similar samples on MalwareBazaar
TLSH	3CA4299D322075EFC85BD472DEA82C78EA5074BB931B4203942715EDAE4D98BCF245F2
Reporter	abuse_ch
Tags:	Azure exe nVpn RAT RemcosRAT UPS

abuse_ch

Malspam distributing RemcosRAT:

HELO: ours4.westcentralus.cloudapp.azure.com
Sending IP: 52.161.106.35
From: UPS Customer Service <customer@ups.com>
Subject: UPS - Pending delivery
Attachment: Attach_file.iso (contains "4GUlS1Db5Ko4UZn.exe")

RemcosRAT C2:
kenya8.duckdns.org:7722 (185.140.53.43)

Pointing to nVpn:

% Information related to '185.140.53.0 - 185.140.53.255'

% Abuse contact for '185.140.53.0 - 185.140.53.255' is 'abuse@FOS-VPN.org'

inetnum: 185.140.53.0 - 185.140.53.255
netname: Freedom_Of_Speech_VPN
remarks: Before you contact us, please read:
remarks: 185.140.53.0/24 belongs to a NON-LOGGING VPN service.
remarks: We don't log any user activities.
remarks: We believe that the right to informational self-determination and the
remarks: right to privacy are essential to all citizens of all countries.
remarks: We don't host anything else on our servers than VPN software and our
remarks: customers can open a fixed number of Ports.
remarks: Like Public WiFi or Tor Exit Node Operators we cannot be held responsible
remarks: for the actions of our customers, because we simply can't (and to be
remarks: honest: don't want) to control them.
country: EU
org: ORG-SL751-RIPE
admin-c: SL12644-RIPE
tech-c: SL12644-RIPE
status: ASSIGNED PA
mnt-by: FOS-VPN-MNT
created: 2016-10-17T23:24:00Z
last-modified: 2020-04-06T18:59:49Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Trojan.DownLoader33.38531.17373.30070.UNOFFICIAL

Gathering data

Threat name:

ByteCode-MSIL.Trojan.Remcos

Status:

Malicious

First seen:

2020-05-02 22:27:00 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

27 of 31 (87.10%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=teuisslcl5e5l7heyuqihuiauizld67mky5o7i4yip2wjtdrdefq._file

Verdict:

malicious

Label(s):

remcos

RemcosRAT

2ddbe8b9f04a4a672878c6b54b8a3440d2f7d89b2fe0c5949df21c997c5443f7

RemcosRAT

40838317f53ebe7b37fab29e95826e44ffd7eb7b349e8bed0f5d7ae5db013df1

RemcosRAT

4692d4716a224f54c928808d2d7ee7e9eaeb8531f1cd29b91886fa511a12f07a

RemcosRAT

59b1b0e770b3b964f7ad3290b9ebfa845b828c7819cf8282b2b7aa89530cff78

RemcosRAT

6307b6ffc48a88aeeff567c7a296ca6daf830f9b4eecf9f48352c489e5256fca

RemcosRAT

936aa436f6a85762fe0fa8f9f14af43e5a53ba7bf398f279925f73dc511c09b4

RemcosRAT

a500f27709fb009950d25abae11f25c6e8e0205d15931530467ecfb342a661ad

RemcosRAT

a7d93e9c9bb80f0f8a271ae4a101f305bac535e197697b35f291794fa83ef538

RemcosRAT

ac120fadb0fde46db30df42a52a0b65d34fa6621fa13f18c11b5fe93626dcf6d

RemcosRAT

+ 775 additional samples on MalwareBazaar

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