MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6608b3f74aa3ca49c2ba346ca3c842c43e2e47b0433a4205b6454f078a20c89f. 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

AsyncRAT

Vendor detections: 17

Intelligence 17 IOCs YARA 17 File information Comments 2

SHA256 hash:	6608b3f74aa3ca49c2ba346ca3c842c43e2e47b0433a4205b6454f078a20c89f
SHA3-384 hash:	d0561be41edd654bab5e808428e43a047f2b57f21bf0be72b42df376878414150b87e75347c5033e1da79249819648b0
SHA1 hash:	053076e52714f2b7a3857acfc8f4a1bb7176a44e
MD5 hash:	e2b4b1d4add1c34c77c6c717c4797dbd
humanhash:	equal-sodium-tango-fish
File name:	e2b4b1d4add1c34c77c6c717c4797dbd
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	64'512 bytes
First seen:	2024-10-31 09:30:52 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep	1536:QhYBLTM3UfcEcUVWalZ4FuGbbDwhEfGztpqKmY7:QhYBLTM3UfciVjT4EGbbDk2z
Threatray	1'928 similar samples on MalwareBazaar
TLSH	T1EB536C003798CEA5E2AE4AF8ACF2550106B5D5372102DB5E7CC814CB9B9FFC649166EF
TrID	67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 9.7% (.EXE) Win64 Executable (generic) (10522/11/4) 6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
Reporter	zbetcheckin
Tags:	32 AsyncRAT exe

Intelligence

File Origin

# of uploads :

# of downloads :

384

Origin country :

Vendor Threat Intelligence

Malware family:

asyncrat

ID:

File name:

e2b4b1d4add1c34c77c6c717c4797dbd

Verdict:

Malicious activity

Analysis date:

2024-10-31 09:31:18 UTC

Tags:

asyncrat

Link:

https://app.any.run/tasks/e1d9a28d-d7e1-43f6-a299-37601e4e45ca

Note:

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

Detection(s):

Win.Packed.Razy-9807129-0

Win.Malware.Generickdz-9865912-0

Win.Malware.Enigmaprotector-9874743-0

Win.Malware.Enigmaprotector-9881027-0

Win.Trojan.AsyncRAT-9914220-0

Win.Malware.Zusy-10034587-0

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67234e5d8d23d904913230fd

Tags:

asyncrat dropper micro msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

DNS request

Connection attempt

Verdict:

Malicious

Labled as:

Trojan[Backdoor]/MSIL.AsyncRAT

Link:

https://www.hybrid-analysis.com/sample/6608b3f74aa3ca49c2ba346ca3c842c43e2e47b0433a4205b6454f078a20c89f

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/a6acb812-aeaf-45f7-8c35-1b80387651f3

Result

Threat name:

AsyncRAT, DcRat

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1545927

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

C2 URLs / IPs found in malware configuration

Found malware configuration

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Uses dynamic DNS services

Yara detected AsyncRAT

Yara detected DcRat

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/6608b3f74aa3ca49c2ba346ca3c842c43e2e47b0433a4205b6454f078a20c89f

Detection:

dcrat

Link:

https://mwdb.cert.pl/sample/6608b3f74aa3ca49c2ba346ca3c842c43e2e47b0433a4205b6454f078a20c89f/

Threat name:

ByteCode-MSIL.Backdoor.AsyncRAT

Status:

Malicious

First seen:

2024-10-29 14:17:17 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

30 of 38 (78.95%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=myelh52kupfetqv2grwkhsccyq7c4r5qim5eebnwivhqpcrazcpq._file

Verdict:

malicious

Label(s):

asyncrat

AsyncRAT

4e7715a80f631187621f1840f2c44f26aea8570fb7dd24e87273873b126a3b7d

AsyncRAT

8215ed905544d217f656b5b226f71798970698eefa4f24cb48532778d8409baa

AsyncRAT

876d061cbbf6c1a4a8cdcfbdbdf5ef74e25476e5da77e502eb586eba8a871ac0

AsyncRAT

9085e6327177bb47cf43a8d8ed0c24fcfd50cde4199c5130f2b97b2508e9aabc

AsyncRAT

91b84844689b1c07a4ab8f4b410aa399a7e6595caca659a3499cbf0d2e60b266

AsyncRAT

error

AsyncRAT

+ 1'918 additional samples on MalwareBazaar

Result

Malware family:

asyncrat

Score:

10/10

Tags:

family:asyncrat botnet:20241 rat

Link:

https://tria.ge/reports/241031-lg2tnatpf1/

Behaviour

Suspicious use of AdjustPrivilegeToken

AsyncRat

Asyncrat family

Malware Config

C2 Extraction:

hicham157484.ddns.net:1995

Verdict:

Malicious

Tags:

rat asyncrat

YARA:

asyncrat win_asyncrat_unobfuscated Windows_Generic_Threat_ce98c4bc

Link:

https://app.threat.zone/submission/82118e5d-d7d0-4ec4-86e6-760a8b7dcf35

Unpacked files

SH256 hash:

6608b3f74aa3ca49c2ba346ca3c842c43e2e47b0433a4205b6454f078a20c89f

MD5 hash:

e2b4b1d4add1c34c77c6c717c4797dbd

SHA1 hash:

053076e52714f2b7a3857acfc8f4a1bb7176a44e

Detections:

DCRat

AsyncRAT

Link:

https://www.unpac.me/results/6d2bf98e-cba7-4f00-b725-be8431b0a2a8/

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/6608b3f74aa3ca49c2ba346ca3c842c43e2e47b0433a4205b6454f078a20c89f

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:	AcRat Create hunting rule
Author:	Nikos 'n0t' Totosis
Description:	AcRat Payload (based on AsyncRat)

Rule name:	dcrat Create hunting rule
Author:	jeFF0Falltrades

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:	Mal_WIN_AsyncRat_RAT_PE Create hunting rule
Author:	Phatcharadol Thangplub
Description:	Use to detect AsyncRAT implant.

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:	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_Generic_Threat_ce98c4bc Create hunting rule
Author:	Elastic Security

Rule name:	win_asyncrat_unobfuscated Create hunting rule
Author:	Matthew @ Embee_Research
Description:	Detects strings present in unobfuscated AsyncRat Samples. Rule may also pick up on other Asyncrat-derived malware (Dcrat/venom etc)

File information

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

Web download

AsyncRAT

exe 6608b3f74aa3ca49c2ba346ca3c842c43e2e47b0433a4205b6454f078a20c89f

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3267867/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (GUARD_CF)	high

Comments

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commented on 2024-10-31 17:52:51 UTC

RAT King Parser (https://github.com/jeFF0Falltrades/rat_king_parser) Output:

{
"sha256": "6608b3f74aa3ca49c2ba346ca3c842c43e2e47b0433a4205b6454f078a20c89f",
"yara_possible_family": "dcrat",
"key": "f0fcf712105a7f4dec4eafe0ade8b0196cc2f6c0d7fbbd739268863c4188bd6f",
"salt": "4463526174427971777164616e6368756e",
"config": {
"Hw_id": "null",
"Por_ts": "1995",
"Hos_ts": "hicham157484.ddns.net",
"Ver_sion": "1.0.7 - modded by last",
"In_stall": "false",
"Install_Folder": "%AppData%",
"Install_File": "",
"Key": "bXhidGJXWVRNTFlUMWZ5T0hlYjhWUEdXdzI0cDJKdUU=",
"MTX": "885HDG564F5FGFG5DF400",
"Certifi_cate": "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",
"Server_signa_ture": "Fi3dO3pXNbOSE8h9j6/HpDnw2ziCNp4GNtDWb2Tev2Y5YnJ5IMpzSjIOY3+smBIHBYCI1/i+AhUSAN9Py4zAGSwnxv7YlmLWjm+5izg9UsDpYKwuOg54erRyhEfpBQOI52FxX7VNjKyo5Ta2n2dKYqdQYBS48XHbSr2ar5bF7bo=",
"Paste_bin": "null",
"BS_OD": "false",
"De_lay": "1",
"Group": "20241",
"Anti_Process": "false",
"An_ti": "false"
}
}

zbet commented on 2024-10-31 09:30:53 UTC

url : hxxp://185.196.11.151/pzqo/Clientssss.exe