MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e481c7f16652a25b6a13c8d1e1975a06d8029b9a49238fa4833bd4fb25bec738. 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: 12

Intelligence 12 IOCs YARA 22 File information Comments

SHA256 hash:	e481c7f16652a25b6a13c8d1e1975a06d8029b9a49238fa4833bd4fb25bec738
SHA3-384 hash:	d446f5229c56d35bb000616533fbbefd68c50f69b691971c9efb4b10966a35520eedfb9bb370eebb87cde52f67229689
SHA1 hash:	8e1b5f54228c29a1914fb1d264a044c3e18255e4
MD5 hash:	fbbd8fa745a4efb592932f75386f14ae
humanhash:	north-florida-nevada-whiskey
File name:	b24ee01804b7014bf78f5744b849f573473013443ca1d1b409491cb7
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	8'341'760 bytes
First seen:	2023-10-19 14:56:44 UTC
Last seen:	2023-10-24 12:56:07 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	85cddd6092e65c1a58dd1e6e9ab9fc63 (18 x RedLineStealer, 9 x LummaStealer, 2 x AsyncRAT)
ssdeep	49152:TbB7etnD667rb/TdvO90d7HjmAFd4A64nsfJeJtzK2h7ymUO+JZiZ7S+UqT6gXed:i66zK25j6guuREIetXa+
Threatray	305 similar samples on MalwareBazaar
TLSH	T15E867BC7F89050E4C0AEE37485668262BA713C985F3027D32A50FFB82E76BD49E76354
TrID	41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 26.1% (.EXE) Win64 Executable (generic) (10523/12/4) 12.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 5.1% (.ICL) Windows Icons Library (generic) (2059/9) 5.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):
dhash icon	3032719696513230 (1 x AsyncRAT)
Reporter	r3dbU7z
Tags:	AsyncRAT exe signed

Code Signing Certificate

Organisation:	AMCERT, LLC
Issuer:	Sectigo Public Code Signing CA R36
Algorithm:	sha384WithRSAEncryption
Valid from:	2022-11-22T00:00:00Z
Valid to:	2023-11-22T23:59:59Z
Serial number:	41a800f99dbbcd41c11952d781688121
Intelligence:	2 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:	SHA256
Thumbprint:	28da452c2d2576ebc958889bbb39c2d82cd7547639fda4fc2e4903e47f2e89af
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin

# of uploads :

# of downloads :

374

Origin country :

Vendor Threat Intelligence

Malware family:

asyncrat

ID:

File name:

b24ee01804b7014bf78f5744b849f573473013443ca1d1b409491cb7

Verdict:

Malicious activity

Analysis date:

2023-10-19 14:59:34 UTC

Tags:

remote rat asyncrat

Link:

https://app.any.run/tasks/c056bf72-6755-435f-866f-2a2455d0a946

Note:

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

Detection(s):

Win.Packed.Generickdz-9879553-0

Win.Packed.Bulz-9892763-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Creating a file

Sending a custom TCP request

Launching a process

Creating a file in the %AppData% subdirectories

Сreating synchronization primitives

Creating a window

Using the Windows Management Instrumentation requests

Setting a global event handler for the keyboard

Unauthorized injection to a system process

Gathering data

Verdict:

No Threat

Threat level:

2.5/10

Confidence:

91%

Tags:

anti-debug greyware overlay packed stealer

Link:

https://www.filescan.io/uploads/653143c04e8eaf1eb5ffd9f2/reports/97d438fd-768a-4f56-85ae-846599a82337/overview

Verdict:

Suspicious

Labled as:

Trojan/Generic

Link:

https://www.hybrid-analysis.com/sample/e481c7f16652a25b6a13c8d1e1975a06d8029b9a49238fa4833bd4fb25bec738

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:

Unknown

Link:

https://analyze.intezer.com/analyses/ede1909f-901c-4bef-8720-164fb7645957

Score:

74%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/e481c7f16652a25b6a13c8d1e1975a06d8029b9a49238fa4833bd4fb25bec738

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/e481c7f16652a25b6a13c8d1e1975a06d8029b9a49238fa4833bd4fb25bec738/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2023-10-19 14:57:06 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

8 of 21 (38.10%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=4sa4p4lgkkrfw2qtzdi6df22a3mafg42jery7jedhpkpwjn6y44a._file

Verdict:

malicious

Result

Malware family:

asyncrat

Score:

10/10

Tags:

family:asyncrat botnet:default rat

Link:

https://tria.ge/reports/231019-sbk3aaaa46/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Async RAT payload

AsyncRat

Malware Config

C2 Extraction:

127.0.0.1:4449
20.211.121.138:4449

Unpacked files

SH256 hash:

e481c7f16652a25b6a13c8d1e1975a06d8029b9a49238fa4833bd4fb25bec738

MD5 hash:

fbbd8fa745a4efb592932f75386f14ae

SHA1 hash:

8e1b5f54228c29a1914fb1d264a044c3e18255e4

Link:

https://www.unpac.me/results/bff7d18b-d383-4a7e-9c75-533211285fec/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/e481c7f16652/report/overview.html

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:	BitcoinAddress Create hunting rule
Author:	Didier Stevens (@DidierStevens)
Description:	Contains a valid Bitcoin address

Rule name:	Check_OutputDebugStringA_iat Create hunting rule

Rule name:	command_and_control Create hunting rule
Author:	CD_R0M_
Description:	This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group

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

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

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

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

Rule name:	GoBinTest Create hunting rule

Rule name:	golang Create hunting rule

Rule name:	Golangmalware Create hunting rule
Author:	Dhanunjaya
Description:	Malware in Golang

Rule name:	golang_binary_string Create hunting rule
Description:	Golang strings present

Rule name:	golang_duffcopy_amd64 Create hunting rule

Rule name:	HiveRansomware Create hunting rule
Author:	Dhanunjaya
Description:	Yara Rule To Detect Hive V4 Ransomware

Rule name:	identity_golang Create hunting rule
Author:	Eric Yocam
Description:	find Golang malware

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

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	PE_Potentially_Signed_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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

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

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

File information

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

Web download

AsyncRAT

exe e481c7f16652a25b6a13c8d1e1975a06d8029b9a49238fa4833bd4fb25bec738

(this sample)

Delivery method

Distributed via web download

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