MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 581b7a232d3d1bc1452e0a1abe985e16cc6eb018ec12f67e28db4d63872cbb13. 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: 3

Intelligence 3 IOCs YARA 2 File information Comments

SHA256 hash:	581b7a232d3d1bc1452e0a1abe985e16cc6eb018ec12f67e28db4d63872cbb13
SHA3-384 hash:	e8aaf4cf0537589434fef43af4db647cf5f407ec033339b71af4aee994a90b083954636438a50db4b79d451de0e89619
SHA1 hash:	876d6c4dc4f3369b661bc3c2091f0e5c45e58c79
MD5 hash:	bd261aaba73df28e7033a5fd25ada205
humanhash:	spaghetti-beryllium-london-thirteen
File name:	Document Attached.exe
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	1'028'608 bytes
First seen:	2020-05-05 16:57:13 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f18dbcaf80e9317b9a902de15923c045 (1 x RemcosRAT)
ssdeep	24576:eA+G7rywwCO3431KMn83pePc1eqxcdEEJ:LdrSfq6ePrE
Threatray	10 similar samples on MalwareBazaar
TLSH	65259D23F6934833D02656398C3B96B59936BE212E3858872BF57D7C6F75341382728B
Reporter	abuse_ch
Tags:	Azure DHL exe nVpn RAT RemcosRAT

abuse_ch

Malspam distributing RemcosRAT:

HELO: newsunday.southcentralus.cloudapp.azure.com
Sending IP: 23.102.165.6
From: Dhl Customer Support <Support@dhl.com>
Subject: Order Delivery Failed
Attachment: Attachment.iso (contains "Document Attached.exe")

RemcosRAT C2:
79.134.225.107:2404

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

PUA.Win.Adware.Slugin-6803969-0

PUA.Win.Adware.Slugin-6840354-0

Gathering data

Threat name:

Win32.Trojan.Delf

Status:

Malicious

First seen:

2020-05-06 04:00:54 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

19 of 31 (61.29%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=lanxuiznhun4crjobinl5gc6c3gg5may5qjpm7ri3ngwhbzmxmjq._file

Result

Malware family:

n/a

Score:

6/10

Tags:

n/a

Link:

https://tria.ge/reports/201109-pby3at4e6n/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Program crash

Legitimate hosting services abused for malware hosting/C2

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