MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28ad8bea01712d33febdb547e2602d6097e22aad29b35d40059c7ae2f2e05f03. 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

Threat unknown

Vendor detections: 12

Intelligence 12 IOCs YARA 23 File information Comments

SHA256 hash:	28ad8bea01712d33febdb547e2602d6097e22aad29b35d40059c7ae2f2e05f03
SHA3-384 hash:	e1e41bea86434c16d13d82e525f655e65efc7e61a60f5085a512fd656f180e5ab12c4284e19af1878efe0391060747d3
SHA1 hash:	52e834254d677a06ee38b1812a13b4e4707bfec3
MD5 hash:	a5ba73839257796a04cce3266cb96b9c
humanhash:	mike-low-lake-freddie
File name:	ainst86635512005.exe
Download:	download sample
File size:	74'593'280 bytes
First seen:	2026-06-03 13:57:07 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	e611cb40dae30a74fa3f15a0e816a66a (7 x ValleyRAT, 1 x Nitol)
ssdeep	196608:sdFbcB/7ePfoeO08oAqZ2ArbcojUAt21Ch7Dhb6Z/LzEnSQ5Pe:4cB/7sNDcoDY
TLSH	T13FF79246BB81CD97F86946348C9B87903372F8B54B5A83C333A8633D6E6E3D44EB1951
TrID	37.0% (.EXE) Win64 Executable (generic) (6522/11/2) 28.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 11.5% (.EXE) OS/2 Executable (generic) (2029/13) 11.3% (.EXE) Generic Win/DOS Executable (2002/3) 11.3% (.EXE) DOS Executable (generic) (2000/1)
Magika	pebin
dhash icon	a2838983a27464b4 (7 x ValleyRAT, 1 x Nitol)
Reporter	Ling
Tags:	exe SilverFox Trojan/SilverFox.bm[lddel] ValleyRAT

CNGaoLing

Trojan/SilverFox.bm[lddel]
IOC (Domain gqsqoq.net) (Domain 26nn.oss-cn-hangzhou.aliyuncs.com) (Domain upitem.oss-cn-hangzhou.aliyuncs.com)

Intelligence

File Origin

# of uploads :

# of downloads :

134

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

gh0st

ID:

File name:

ainst86635512005.exe

Verdict:

Malicious activity

Analysis date:

2026-06-03 13:53:15 UTC

Tags:

payload remote rat gh0st stego auto-reg auto-sch

Link:

https://app.any.run/tasks/8781da1b-e90d-412e-84e4-1d76ad1652ba

Note:

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

Verdict:

Malicious

Score:

93.3%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6a20319a57b7bf261d608c6a

Tags:

shellcode cobalt small blic

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a custom TCP request

Сreating synchronization primitives

DNS request

Connection attempt

Sending an HTTP GET request

Creating a file

Enabling the 'hidden' option for recently created files

Creating a file in the Windows subdirectories

Enabling autorun by creating a file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

adaptive-context anti-debug fingerprint installer-heuristic keylogger microsoft_visual_cc overlay packed packed similar-threat

Link:

https://www.filescan.io/uploads/6a2032c2099ef368af1a9d28/reports/e3487abe-9318-4d25-ac38-c996b4f575e0/overview

Verdict:

Malicious

Labled as:

Trojan/Injector.c

Link:

https://www.hybrid-analysis.com/sample/28ad8bea01712d33febdb547e2602d6097e22aad29b35d40059c7ae2f2e05f03

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/28ad8bea01712d33febdb547e2602d6097e22aad29b35d40059c7ae2f2e05f03

Gathering data

Verdict:

Malicious

Threat:

Family.PLUSDROP

Link:

https://tip.neiki.dev/file/28ad8bea01712d33febdb547e2602d6097e22aad29b35d40059c7ae2f2e05f03

Threat name:

Win64.Malware.Heuristic

Status:

Malicious

First seen:

2026-06-03 13:52:25 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

8 of 36 (22.22%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=fcwyx2qboewth7v5wvd6eybnmcl6ekvnfgzv2qaftr5of4xal4bq._file

Result

Malware family:

n/a

Score:

3/10

Tags:

n/a

Link:

https://tria.ge/reports/260603-q9gfmshx2p/

Behaviour

Suspicious behavior: EnumeratesProcesses

Malware family:

CobaltStrike

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/28ad8bea0171/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:	BLOWFISH_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for Blowfish constants

Rule name:	CP_Script_Inject_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

Rule name:	DebuggerCheck__API 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:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	GoBinTest Create hunting rule

Rule name:	golang Create hunting rule

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

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	grakate_stealer_nov_2021 Create hunting rule

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

Rule name:	Indicator_MiniDumpWriteDump Create hunting rule
Author:	Obscurity Labs LLC
Description:	Detects PE files and PowerShell scripts that use MiniDumpWriteDump either through direct imports or string references

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

Rule name:	ProgramLanguage_Golang Create hunting rule
Author:	albertzsigovits
Description:	Application written in Golang programming language

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	reverse_http Create hunting rule
Author:	CD_R0M_
Description:	Identify strings with http reversed (ptth)

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

Rule name:	Rooter Create hunting rule
Author:	Seth Hardy
Description:	Rooter

Rule name:	RooterStrings Create hunting rule
Author:	Seth Hardy
Description:	Rooter Identifying Strings

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:	telebot_framework Create hunting rule
Author:	vietdx.mb

Rule name:	test_Malaysia Create hunting rule
Author:	rectifyq
Description:	Detects file containing malaysia string

File information

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

Web download

exe 28ad8bea01712d33febdb547e2602d6097e22aad29b35d40059c7ae2f2e05f03

(this sample)

Delivery method

Distributed via web download

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