MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f08a43f566e84eb22984fbc81d2ef8ca94d732362ca6b2324edf9a95ea7e7f58. 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: 9

Intelligence 9 IOCs YARA 24 File information Comments

SHA256 hash:	f08a43f566e84eb22984fbc81d2ef8ca94d732362ca6b2324edf9a95ea7e7f58
SHA3-384 hash:	ae19850c8f63c21d4327065e8aee7e9ead379ee69e7a1163e3fbd57664b56bf57392c0ccce4cd898bf7df7aca3e58804
SHA1 hash:	e924dff49a97ca7fda08a895c07fc5b2eaf196cf
MD5 hash:	83cba23902bef1657ec8924f4428f9cb
humanhash:	sad-november-fourteen-crazy
File name:	install_q2.0.02.exe
Download:	download sample
File size:	26'601'920 bytes
First seen:	2026-09-04 21:12:10 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	cf1d9a74e1b968361bc9958407575708 (1 x ValleyRAT)
ssdeep	49152:yKL3W0A0vr9cusmglhowk8s0nHQh6/q/5ci7CbaZk9t5BCHqO3eu/1fef/h5B46m:bjAIMaQi7kmeHh2yeH7rkfvVsX+N2
TLSH	T17C47E6117317E99DE1B753BA048B0F50F725E8B41970977323B8916C5FEAB0CBAB2924
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
Reporter	Ling
Tags:	exe SilverFox ValleyRAT

CNGaoLing

The sample is retrieved from "hxxps://www[.]ryzhe[.]com/down88"

SilverFox
IOC (laohwx.net) (02bbe6.oss-cn-beijing.aliyuncs.com) (mm2027.oss-cn-hangzhou.aliyuncs.com)

Intelligence

File Origin

# of uploads :

# of downloads :

165

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

exe

Verdict:

No threats detected

Analysis date:

2026-09-04 23:34:57 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/a8710c9b-2fd4-4726-b26e-cdda06308518

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/84102/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

DNS request

Connection attempt

Sending a custom TCP request

Sending an HTTP GET request

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

adaptive-context anti-debug fingerprint microsoft_visual_cc overlay packed reconnaissance

Link:

https://www.filescan.io/uploads/6a9b3435fcf8ac3ee6d1f0e3/reports/9d73b73c-308d-4335-83f2-a76ee1d51faa/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_70%

Link:

https://www.hybrid-analysis.com/sample/f08a43f566e84eb22984fbc81d2ef8ca94d732362ca6b2324edf9a95ea7e7f58

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-09-04T17:18:00Z UTC

Last seen:

2026-09-04T17:34:00Z UTC

Hits:

~10

Detections:

HEUR:Trojan-Dropper.Win32.Generic

Link:

https://opentip.kaspersky.com/f08a43f566e84eb22984fbc81d2ef8ca94d732362ca6b2324edf9a95ea7e7f58/results?tab=lookup

Score:

69%

Verdict:

Susipicious

File Type:

Link:

https://malprob.io/report/f08a43f566e84eb22984fbc81d2ef8ca94d732362ca6b2324edf9a95ea7e7f58

Gathering data

Threat name:

Win64.Trojan.Generic

Status:

Suspicious

First seen:

2026-09-04 21:13:22 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

14 of 36 (38.89%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=6cfeh5lg5bhlekme7peb2lxyzkknomrwfstlemso36njl2t6p5ma._file

Result

Malware family:

n/a

Score:

10/10

Tags:

defense_evasion execution persistence trojan

Link:

https://tria.ge/reports/260904-z2cbdsac36/

Behaviour

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: LoadsDriver

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Enumerates physical storage devices

Executes a command shell one-liner

Drops file in System32 directory

Adds Run key to start application

Indicator Removal: Clear Persistence

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Windows security bypass

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/f08a43f566e8/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/f08a43f566e84eb22984fbc81d2ef8ca94d732362ca6b2324edf9a95ea7e7f58

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:	ach_202409_html_FedEx_phish Create hunting rule
Author:	abuse.ch
Description:	Detects potential HTML FedEx phishing forms

Rule name:	BLOWFISH_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for Blowfish constants

Rule name:	Check_OutputDebugStringA_iat Create hunting rule

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:	dependsonpythonailib Create hunting rule
Author:	Tim Brown
Description:	Hunts for dependencies on Python AI libraries

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

Rule name:	Detect_PowerShell_Obfuscation Create hunting rule
Author:	daniyyell
Description:	Detects obfuscated PowerShell commands commonly used in malicious scripts.

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:	HUN_APT29_EnvyScout_Jul_2023_1 Create hunting rule
Author:	Arkbird_SOLG
Description:	Hunting rule for detect possible Envyscout malware used by the APT29 group by patterns already used in the past

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

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

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:	Sus_CMD_Powershell_Usage Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

Rule name:	telebot_framework Create hunting rule
Author:	vietdx.mb

File information

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

Web download

exe f08a43f566e84eb22984fbc81d2ef8ca94d732362ca6b2324edf9a95ea7e7f58

(this sample)

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/84102/

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