MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e1eb3fe18ad660415f59eaac2c768afa1b20e07f107dfc207da8b0880a888aaf. 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: 16

Intelligence 16 IOCs YARA 1 File information Comments

SHA256 hash:	e1eb3fe18ad660415f59eaac2c768afa1b20e07f107dfc207da8b0880a888aaf
SHA3-384 hash:	692d81bfafcaf4dcf06a3c036895603ecad55442b10acb844d02c64a9d3fd24eaa848eda1a51ac85d2a6ec8f8390872d
SHA1 hash:	a05e217104b39485fbb4ce3cda9cb65b20960ccb
MD5 hash:	66108176e22e6f9513a62c76f2185468
humanhash:	oven-jig-beryllium-florida
File name:	file
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	500'224 bytes
First seen:	2023-06-06 13:48:06 UTC
Last seen:	2023-06-06 14:34:47 UTC
File type:	exe
MIME type:	application/x-dosexec
ssdeep	12288:oeV56CrxH8gnW6yhQNmPLXWu38n4RQgsAlVF+LpnN7TihIHVQMfT:deCrxsvh/Wusn4RHZvF+lnd/
Threatray	1 similar samples on MalwareBazaar
TLSH	T1F7B4129CBB1079CFC897D630AA880C28AA94B437970BC343B497255E9A1D2CFCF555E7
TrID	56.5% (.EXE) Win64 Executable (generic) (10523/12/4) 11.0% (.ICL) Windows Icons Library (generic) (2059/9) 10.9% (.EXE) OS/2 Executable (generic) (2029/13) 10.7% (.EXE) Generic Win/DOS Executable (2002/3) 10.7% (.EXE) DOS Executable Generic (2000/1)
Reporter	jstrosch
Tags:	.NET exe MSIL RemcosRAT X64

Intelligence

File Origin

# of uploads :

# of downloads :

311

Origin country :

Vendor Threat Intelligence

Malware family:

remcos

ID:

File name:

file

Verdict:

Malicious activity

Analysis date:

2023-06-06 13:53:46 UTC

Tags:

remcos

Link:

https://app.any.run/tasks/8a5554ba-7e3d-4a62-baab-73c8351a48e6

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

Remcos

Link:

https://www.capesandbox.com/analysis/396156/

Detection(s):

SecuriteInfo.com.Trojan.DownloaderNET.345.29475.6666.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching a process

Creating a file

Сreating synchronization primitives

Forced shutdown of a system process

Query of malicious DNS domain

Sending a TCP request to an infection source

Unauthorized injection to a system process

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

confuserex obfuscated packed packed

Link:

https://www.filescan.io/uploads/647f394fdac012d181630b2f/reports/4c0d6e3b-9a76-4758-90dd-017778eef053/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/e1eb3fe18ad660415f59eaac2c768afa1b20e07f107dfc207da8b0880a888aaf

Result

Verdict:

UNKNOWN

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Malware family:

REMCOS

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/5298f991-5e96-4471-8884-78e52bf95349

Result

Threat name:

Remcos

Detection:

malicious

Classification:

troj.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1249690

Signature

.NET source code contains potential unpacker

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Contains functionality to bypass UAC (CMSTPLUA)

Contains functionality to modify clipboard data

Contains functionality to steal Chrome passwords or cookies

Contains functionality to steal Firefox passwords or cookies

Delayed program exit found

Found malware configuration

Injects a PE file into a foreign processes

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for submitted file

Sigma detected: Remcos

Uses dynamic DNS services

Writes to foreign memory regions

Yara detected Remcos RAT

Yara detected UAC Bypass using CMSTP

Behaviour

Behavior Graph:

Download SVG

Detection:

remcos

Link:

https://mwdb.cert.pl/sample/e1eb3fe18ad660415f59eaac2c768afa1b20e07f107dfc207da8b0880a888aaf/

Threat name:

Win64.Trojan.Casdet

Status:

Malicious

First seen:

2023-06-06 13:49:06 UTC

File Type:

PE+ (.Net Exe)

Extracted files:

AV detection:

17 of 24 (70.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=4hvt7ymk2zqecx2z5kwcy5uk7insbyd7cb67yid5vcyiqcuirkxq._file

Verdict:

malicious

RemcosRAT

Result

Malware family:

remcos

Score:

10/10

Tags:

family:remcos botnet:remotehost rat

Link:

https://tria.ge/reports/230606-q4nmrsdh85/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Remcos

Malware Config

C2 Extraction:

pekonomia.duckdns.org:30861

Unpacked files

SH256 hash:

e1eb3fe18ad660415f59eaac2c768afa1b20e07f107dfc207da8b0880a888aaf

MD5 hash:

66108176e22e6f9513a62c76f2185468

SHA1 hash:

a05e217104b39485fbb4ce3cda9cb65b20960ccb

Link:

https://www.unpac.me/results/370e5521-2bb2-4534-a3b4-3465820b0b81/

Malware family:

Remcos

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/e1eb3fe18ad6/report/overview.html

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

Threat name:

AlphaCrypt

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/e1eb3fe18ad660415f59eaac2c768afa1b20e07f107dfc207da8b0880a888aaf

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.