MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc7d100965bf9a04f7df2820725b9d3c23621f272b3cface8f78d0142d187493. 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: 9

Intelligence 9 IOCs YARA 2 File information Comments

SHA256 hash:	bc7d100965bf9a04f7df2820725b9d3c23621f272b3cface8f78d0142d187493
SHA3-384 hash:	8d046f561c0a8a0739285c0eeefa620da7c5d9db2c14136ad84001a79d552cccfad561bd9eb6d48d5e39ac6c8230d965
SHA1 hash:	37c4de8dba536b16967c5c36c2db1f0b6e7d5272
MD5 hash:	08eb227a4c929ebb1ebd76af0ad94841
humanhash:	nineteen-oscar-harry-triple
File name:	İpeknur PO TVOP20201208-CK0214,pdf.exe
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	423'424 bytes
First seen:	2020-08-14 09:20:14 UTC
Last seen:	2020-08-14 09:42:24 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep	6144:Xcp99xe/J0pQ+7+Uoa4KwBLv3q7K6fYBct/CXt5gNaxL4XUhawVLTOy7VEnqnIEA:Xs/faxLfbVcqnIEu7fUBsPZNBz
Threatray	786 similar samples on MalwareBazaar
TLSH	CB948C3112995F92E13DABB88260111003F2BD25D737EE4DBEB672AA0D76BD1437371A
Reporter	abuse_ch
Tags:	exe geo RAT RemcosRAT TUR

abuse_ch

Malspam distributing RemcosRAT:

HELO: sip2-191.nexcess.net
Sending IP: 104.207.255.152
From: Melisa Turkoglu <info@ipeknur.com>
Subject: RE: SiparişI ONAYLA
Attachment: İpeknur PO TVOP20201208-CK0214,pdf.iso (contains "İpeknur PO TVOP20201208-CK0214,pdf.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

Remcos

Link:

https://www.capesandbox.com/analysis/45703/

Detection(s):

SecuriteInfo.com.BackDoor.SpyBotNET.25.1514.19813.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

Launching a process

Creating a process with a hidden window

Result

Threat name:

Remcos

Detection:

malicious

Classification:

rans.troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/429172

Signature

.NET source code contains potential unpacker

Contains functionality to capture and log keystrokes

Contains functionality to inject code into remote processes

Contains functionality to steal Chrome passwords or cookies

Contains functionality to steal Firefox passwords or cookies

Contains functionalty to change the wallpaper

Detected Remcos RAT

Injects a PE file into a foreign processes

Machine Learning detection for dropped file

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Sigma detected: Remcos

Sigma detected: Scheduled temp file as task from temp location

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Uses dynamic DNS services

Uses schtasks.exe or at.exe to add and modify task schedules

Writes to foreign memory regions

Yara detected AntiVM_3

Yara detected Remcos RAT

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/bc7d100965bf9a04f7df2820725b9d3c23621f272b3cface8f78d0142d187493/

Threat name:

Win32.Trojan.Wacatac

Status:

Malicious

First seen:

2020-08-14 09:22:07 UTC

AV detection:

11 of 48 (22.92%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=xr6raclfx6naj567faqhew45hqrwehzhfm6pvtuppdibiliyosjq._file

Verdict:

malicious

Label(s):

remcos

RemcosRAT

1aa7a26dc92fbd8b4bb9ddd986a7160525ed218434d15d7bfc13e8b4dc5a7275

RemcosRAT

2bccd7c0c084c310cc99b76682f6747baebaec683536a1ec3a8210b55daa327a

RemcosRAT

375426a8a107b6dffc4876f9aa54782cee5f767dba75fee84084490deb399b46

RemcosRAT

41efc16c24de6ee0b2ef7532958b5413796c18c87729b7c6114e371ab24e5bd0

RemcosRAT

6ef9a4ba3c11768927a6c30605c75cfcb534d7fc013aaf429c51d83bf06750e7

RemcosRAT

85f9c52380c96ddf3aa66361640a6a6232a182d5d4437de8a3585fa0d216ebc4

RemcosRAT

894460163492923a4a19c16f1b31698bbfe8431fea36d3bef84c031f30069c4f

RemcosRAT

be9da86b3a3bd869cd4e29b1a54e0be7d49bdf250db4561060be80f6086d2e0b

RemcosRAT

dd73e7c8d4f3014acf00b5e917cb126e4a25389d30c77549c67d9a20858baad0

RemcosRAT

+ 776 additional samples on MalwareBazaar

Result

Malware family:

remcos

Score:

10/10

Tags:

rat family:remcos

Link:

https://tria.ge/reports/200814-mgqwnv9aga/

Behaviour

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Uses the VBS compiler for execution

Remcos

Malware Config

C2 Extraction:

nagod1.ddns.net:8811

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/bc7d100965bf9a04f7df2820725b9d3c23621f272b3cface8f78d0142d187493

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