MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d1c8da230e62c1bae3b69154d4e2befac79a63574181e4f80cabd05e3b9f782d. 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

Arechclient2

Vendor detections: 14

Intelligence 14 IOCs YARA 27 File information Comments 1

SHA256 hash:	d1c8da230e62c1bae3b69154d4e2befac79a63574181e4f80cabd05e3b9f782d
SHA3-384 hash:	c5787cafafc65cb4a8976a27fdd656a7cd2a0caf1e1c84d74cdfd09f4601ca87c95bdd0b3e9945ad1bfa60afff3a3cfc
SHA1 hash:	149b94b6b3b406309830f6b6b9d3b75ad7ccdf65
MD5 hash:	1f03f591c945989aea4f7060abe04a44
humanhash:	winter-twelve-quebec-table
File name:	1f03f591c945989aea4f7060abe04a44
Download:	download sample
Signature	Arechclient2 Create hunting rule
File size:	1'096'192 bytes
First seen:	2024-01-23 08:31:11 UTC
Last seen:	2024-01-24 04:29:48 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	436f7e4bc6bece183fb5bacd9f2ff7d3 (1 x njrat, 1 x Arechclient2, 1 x Healer)
ssdeep	24576:nnRqQWVGLmY2dpmPBrZKBdhwQx6ic0ECxHpwAsQ1jVzqK7:n8fcx9WhlQ0E6mnQ1jVd7
TLSH	T12B35237319BD0E46C33874F7A8C4ED682879F7DA8D4E590D852A209448B10DFA72BDCE
TrID	25.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 19.1% (.EXE) Win16 NE executable (generic) (5038/12/1) 17.1% (.EXE) Win32 Executable (generic) (4505/5/1) 7.8% (.EXE) Win16/32 Executable Delphi generic (2072/23) 7.8% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter	zbetcheckin
Tags:	32 Arechclient2 exe

Intelligence

File Origin

# of uploads :

# of downloads :

479

Origin country :

Vendor Threat Intelligence

Detection:

Arechclient2

Link:

https://www.capesandbox.com/analysis/472465/

Detection(s):

PUA.Win.Packer.EnigmaProtector-12

PUA.Win.Packer.EnigmaProtector-5

PUA.Win.Packer.EnigmaProtector-9852682-0

Win.Trojan.Scar-6903585-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Creating a file in the %temp% directory

Sending a custom TCP request

Using the Windows Management Instrumentation requests

Creating a window

Reading critical registry keys

Stealing user critical data

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

enigma lolbin obfuscated packed packed shell32

Link:

https://www.filescan.io/uploads/65af79851dcf0cd54470d3f2/reports/12fcd2de-1217-4764-a9ea-5b44e3efb207/overview

Verdict:

Malicious

Labled as:

Graftor.Generic

Link:

https://www.hybrid-analysis.com/sample/d1c8da230e62c1bae3b69154d4e2befac79a63574181e4f80cabd05e3b9f782d

Result

Verdict:

MALICIOUS

Details

Windows PE Executable

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

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/c833a51d-e253-4658-b443-0e3c46ac3159

Result

Threat name:

RedLine, SectopRAT

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1379342

Signature

Antivirus / Scanner detection for submitted sample

Connects to many ports of the same IP (likely port scanning)

Contain functionality to detect virtual machines

Contains functionality to access PhysicalDrive, possible boot sector overwrite

Contains functionality to detect sleep reduction / modifications

Contains functionality to detect virtual machines (IN, VMware)

Contains functionality to infect the boot sector

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

Found API chain indicative of debugger detection

Found stalling execution ending in API Sleep call

Hides threads from debuggers

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

PE file has nameless sections

Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

Snort IDS alert for network traffic

Tries to harvest and steal browser information (history, passwords, etc)

Yara detected Generic Downloader

Yara detected RedLine Stealer

Yara detected SectopRAT

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/d1c8da230e62c1bae3b69154d4e2befac79a63574181e4f80cabd05e3b9f782d

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d1c8da230e62c1bae3b69154d4e2befac79a63574181e4f80cabd05e3b9f782d/

Threat name:

Win32.Trojan.Blacked

Status:

Malicious

First seen:

2024-01-23 08:32:07 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

21 of 24 (87.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=2henuiyomla3vy5wsfknjyv67ldzuy2xiga6j6amvpif4o47pawq._file

Verdict:

malicious

Result

Malware family:

sectoprat

Score:

10/10

Tags:

family:sectoprat discovery rat spyware stealer trojan

Link:

https://tria.ge/reports/240123-ke97kshea3/

Behaviour

Kills process with taskkill

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of NtSetInformationThreadHideFromDebugger

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Reads user/profile data of web browsers

SectopRAT

SectopRAT payload

Unpacked files

SH256 hash:

d1c8da230e62c1bae3b69154d4e2befac79a63574181e4f80cabd05e3b9f782d

MD5 hash:

1f03f591c945989aea4f7060abe04a44

SHA1 hash:

149b94b6b3b406309830f6b6b9d3b75ad7ccdf65

Detections:

SUSP_XORed_URL_In_EXE

Link:

https://www.unpac.me/results/8f5b3891-ed9a-4a9f-8bf2-c7a8a7d4cd63/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/d1c8da230e62/report/overview.html

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/d1c8da230e62c1bae3b69154d4e2befac79a63574181e4f80cabd05e3b9f782d

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:	Borland Create hunting rule
Author:	malware-lu

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerHiding__Thread Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	EnigmaProtector1XSukhovVladimirSergeNMarkin Create hunting rule
Author:	malware-lu

Rule name:	EnigmaStub Create hunting rule
Author:	@bartblaze
Description:	Identifies Enigma packer stub.

Rule name:	grakate_stealer_nov_2021 Create hunting rule

Rule name:	maldoc_getEIP_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

Rule name:	MALWARE_Win_Arechclient2 Create hunting rule
Author:	ditekSHen
Description:	Detects Arechclient2 RAT

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	meth_get_eip Create hunting rule
Author:	Willi Ballenthin

Rule name:	Multifamily_RAT_Detection Create hunting rule
Author:	Lucas Acha (http://www.lukeacha.com)
Description:	Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables

Rule name:	NET Create hunting rule
Author:	malware-lu

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	Njrat Create hunting rule
Author:	botherder https://github.com/botherder
Description:	Njrat

Rule name:	pe_imphash Create hunting rule

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

Rule name:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	SUSP_XORed_URL_In_EXE Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects an XORed URL in an executable
Reference:	https://twitter.com/stvemillertime/status/1237035794973560834

Rule name:	SUSP_XORed_URL_in_EXE_RID2E46 Create hunting rule
Author:	Florian Roth
Description:	Detects an XORed URL in an executable
Reference:	https://twitter.com/stvemillertime/status/1237035794973560834

Rule name:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

Rule name:	Windows_Trojan_RedLineStealer_15ee6903 Create hunting rule
Author:	Elastic Security

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Arechclient2

exe d1c8da230e62c1bae3b69154d4e2befac79a63574181e4f80cabd05e3b9f782d

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2750678/

Cape

https://www.capesandbox.com/analysis/472465/

Comments

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zbet commented on 2024-01-23 08:31:12 UTC

url : hxxp://109.107.182.3/cost/corle.exe