MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9671d278c2f22d059b32165afa2666bc0a132c4aa6fae3f54cead1e3cd33640a. 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 7 File information Comments

SHA256 hash:	9671d278c2f22d059b32165afa2666bc0a132c4aa6fae3f54cead1e3cd33640a
SHA3-384 hash:	5ce731aecf6ecea08452fd486c237447dcca0a8f60665b01cbbe7069e6aa518ad8cae1a21cec2da67e49d47a1591d6fd
SHA1 hash:	bdc1eb3a0718520ce5d7fd500ec231d0ad4528ec
MD5 hash:	a4f18cdb78ef14222bad80eb3775a74f
humanhash:	golf-twenty-double-alpha
File name:	Draft BL(s) (BL No UIH000062500).exe
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	856'576 bytes
First seen:	2020-10-26 14:17:35 UTC
Last seen:	2020-10-26 15:58:08 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:1we3BtoUW9C81BnrEYVLYJobPt/lfRutRFuSppvppMkkkkkkkkkkkkkkkkkkkkku:1we3BtsHLV8It/9aOn
Threatray	1'244 similar samples on MalwareBazaar
TLSH	EB057C42FA80C590E929A3379A76C56487F26F1524B2D11EF4EF33672E73B6770128C6
Reporter	abuse_ch
Tags:	exe RAT RemcosRAT

abuse_ch

Malspam distributing RemcosRAT:

HELO: uih.pilship.com
Sending IP: 104.129.30.185
From: AM MARY NHAN <mary@uih.pilship.com>
Subject: Draft B/L(s) (B/L No : UIH000062500)
Attachment: Draft BLs BL No UIH000062500.z (contains "Draft BL(s) (BL No UIH000062500).exe")

RemcosRAT C2:
104.207.150.47:2010

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

Remcos

Link:

https://www.capesandbox.com/analysis/79166/

Detection(s):

SecuriteInfo.com.ArtemisA4F18CDB78EF.3559.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Creating a window

Creating a file in the Windows subdirectories

Launching a process

Creating a process with a hidden window

Result

Threat name:

Remcos

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/511997

Signature

.NET source code contains potential unpacker

Contains functionality to capture and log keystrokes

Contains functionality to detect virtual machines (IN, VMware)

Contains functionality to inject code into remote processes

Contains functionality to steal Chrome passwords or cookies

Contains functionality to steal Firefox passwords or cookies

Detected Remcos RAT

Machine Learning detection for dropped file

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

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

Yara detected AntiVM_3

Yara detected Remcos RAT

Behaviour

Behavior Graph:

Download SVG

Detection:

remcos

Link:

https://mwdb.cert.pl/sample/9671d278c2f22d059b32165afa2666bc0a132c4aa6fae3f54cead1e3cd33640a/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-10-26 07:42:12 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=szy5e6gc6iwqlgzscznpujtgxqfbglcku35oh5km5li6htjtmqfa._file

Verdict:

malicious

Label(s):

remcos

RemcosRAT

1295fb62e8f0296d96813f9584e50ba594c2cbcfc0f4f86c0428e3a9ed765e65

RemcosRAT

265c93af05ea076407228de4cdfecc5e4052273610d35021afd1d0e72c81bb92

RemcosRAT

2bafe7b4f77916d7ca905d9d46453d27e090b85ba065f4892a886abdc8e51863

RemcosRAT

4747e3d90198171f10ab973d32e0cbf1f679148832d1d10a6ec99a340b0a307f

RemcosRAT

510d3c4c6738224762e57265339a0070bbab7c251d0d1096bf9ef188a46f76ce

RemcosRAT

b8ddba51be188310218fd595f1053023789453dcc894b1a9a61d1d0494dee15d

RemcosRAT

cb90611100b4768af8360f3866d0fd280e232c47ec1093105ad5d1f41731bf94

RemcosRAT

e0c788669b7c6def678dbc272e268b5e131ff29867dd3c32d168e92c467ba721

RemcosRAT

e1fceb77c0bf5c80b537c02450fa429cca296250f1b26480d9361759beb034d2

RemcosRAT

+ 1'234 additional samples on MalwareBazaar

Result

Malware family:

remcos

Score:

10/10

Tags:

rat family:remcos

Link:

https://tria.ge/reports/201026-2jm9f612ce/

Behaviour

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Remcos

Malware Config

C2 Extraction:

104.207.150.47:2010

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:	Chrome_stealer_bin_mem Create hunting rule
Author:	James_inthe_box
Description:	Chrome in files like avemaria

Rule name:	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer Create hunting rule
Author:	ditekSHen
Description:	detects Windows exceutables potentially bypassing UAC using eventvwr.exe

Rule name:	Keylog_bin_mem Create hunting rule
Author:	James_inthe_box
Description:	Contains Keylog

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

Rule name:	remcos_rat Create hunting rule
Author:	jeFF0Falltrades

Rule name:	REMCOS_RAT_variants Create hunting rule

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