MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 47749f50fc106280a9d25643ad73d1708610fcf61c1b83ecbfe8c64c86e340ef. 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

DCRat

Vendor detections: 14

Intelligence 14 IOCs YARA 9 File information Comments

SHA256 hash:	47749f50fc106280a9d25643ad73d1708610fcf61c1b83ecbfe8c64c86e340ef
SHA3-384 hash:	ba690a9ea290cfe6207a8cec8233d3d7e701f1e3e10a592410725937ed50314abf92f836c384a8732630ce4eef9d2f09
SHA1 hash:	2331120682de462767c49e55a743ff54f13f356f
MD5 hash:	a58a7de8e026e3779e469d7ce37ceb2d
humanhash:	west-bakerloo-white-blossom
File name:	file
Download:	download sample
Signature	DCRat Create hunting rule
File size:	179'762 bytes
First seen:	2023-06-13 14:18:31 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	b66e90619abaf32b4d9d16386d333124 (1 x DCRat)
ssdeep	3072:6zm7g0RE3N82rmAniiFhFIrb7reGC0Qn8lH+0yUAwPR8flWbU:6AE3i2rmVi4yGCl8lHfki8flaU
Threatray	2'707 similar samples on MalwareBazaar
TLSH	T178048D2E3DB49E12E0E4CBB189E1B563A811BC2E69CF4C1F75877B1C157794724A322B
TrID	77.2% (.EXE) Win32 Executable Microsoft Visual Basic 6 (82067/2/8) 6.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.7% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.2% (.EXE) Win32 Executable (generic) (4505/5/1) 1.9% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):
dhash icon	1003873d31213f10 (142 x DarkCloud, 132 x GuLoader, 35 x a310Logger)
Reporter	jstrosch
Tags:	DCRat exe

Intelligence

File Origin

# of uploads :

# of downloads :

271

Origin country :

Vendor Threat Intelligence

Malware family:

asyncrat

ID:

File name:

file

Verdict:

Malicious activity

Analysis date:

2023-06-13 14:19:18 UTC

Tags:

asyncrat

Link:

https://app.any.run/tasks/b3b90ec6-5173-4125-bff6-0069f97e761e

Note:

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

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/398411/

Detection(s):

PUA.Win.Packer.ProtectSharewar-2

PUA.Win.Packer.ProtectSharewar-3

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Creating a window

Launching a process

Searching for synchronization primitives

Launching the default Windows debugger (dwwin.exe)

Unauthorized injection to a system process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

overlay packed

Link:

https://www.filescan.io/uploads/64887ad89f45f940f553d10b/reports/29d06bc1-67f3-4aae-9bdf-48dd99af6a42/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/47749f50fc106280a9d25643ad73d1708610fcf61c1b83ecbfe8c64c86e340ef

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:

DCRat

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/472f8659-d4cf-4435-84b8-6e6344418391

Result

Threat name:

AsyncRAT, DcRat

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1253681

Signature

.NET source code contains potential unpacker

.NET source code references suspicious native API functions

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

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 submitted file

Writes to foreign memory regions

Yara detected AsyncRAT

Yara detected DcRat

Behaviour

Behavior Graph:

Download SVG

Detection:

dcrat

Link:

https://mwdb.cert.pl/sample/47749f50fc106280a9d25643ad73d1708610fcf61c1b83ecbfe8c64c86e340ef/

Threat name:

Win32.Backdoor.AsyncRAT

Status:

Malicious

First seen:

2023-06-05 18:50:18 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

22 of 24 (91.67%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=i52j6uh4cbribkoskzb2246rocdbb7hwdqnyh3f75ddezbxdidxq._file

Result

Malware family:

asyncrat

Score:

10/10

Tags:

family:asyncrat botnet:default rat

Link:

https://tria.ge/reports/230613-rmt9nage82/

Behaviour

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Program crash

Suspicious use of SetThreadContext

Async RAT payload

AsyncRat

Malware Config

C2 Extraction:

192.168.175.1:1800

Unpacked files

SH256 hash:

9a37e086e340d3cf62d3a0d90803b18beb5f8c6c1cdc2d2d25b01f30a016bb78

MD5 hash:

f28304654703f87a66ceb8612ed9a0e4

SHA1 hash:

7970099dc73def7269482391d04928bf9fbb475c

Link:

https://www.unpac.me/results/74ff1cd4-361b-4849-8727-624a2ebc4352/

SH256 hash:

47749f50fc106280a9d25643ad73d1708610fcf61c1b83ecbfe8c64c86e340ef

MD5 hash:

a58a7de8e026e3779e469d7ce37ceb2d

SHA1 hash:

2331120682de462767c49e55a743ff54f13f356f

Link:

https://www.unpac.me/results/74ff1cd4-361b-4849-8727-624a2ebc4352/

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

Threat name:

iSpy Keylogger

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/47749f50fc106280a9d25643ad73d1708610fcf61c1b83ecbfe8c64c86e340ef

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:	INDICATOR_SUSPICIOUS_EXE_B64_Artifacts Create hunting rule
Author:	ditekSHen
Description:	Detects executables embedding bas64-encoded APIs, command lines, registry keys, etc.

Rule name:	INDICATOR_SUSPICIOUS_EXE_DcRatBy Create hunting rule
Author:	ditekSHen
Description:	Detects executables containing the string DcRatBy

Rule name:	INDICATOR_SUSPICIOUS_EXE_WMI_EnumerateVideoDevice Create hunting rule
Author:	ditekSHen
Description:	Detects executables attemping to enumerate video devices using WMI

Rule name:	MAL_AsnycRAT Create hunting rule
Author:	SECUINFRA Falcon Team
Description:	Detects AsnycRAT based on it's config decryption routine

Rule name:	MAL_AsyncRAT_Config_Decryption Create hunting rule
Author:	SECUINFRA Falcon Team
Description:	Detects AsnycRAT based on it's config decryption routine

Rule name:	pe_imphash Create hunting rule

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

Rule name:	SUSP_DOTNET_PE_List_AV Create hunting rule
Author:	SECUINFRA Falcon Team
Description:	Detecs .NET Binary that lists installed AVs

Rule name:	Windows_Trojan_DCRat_1aeea1ac 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

DCRat

exe 47749f50fc106280a9d25643ad73d1708610fcf61c1b83ecbfe8c64c86e340ef

(this sample)

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/398411/

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