MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a419c37fe7f832d9c6541d699124426071b30de1c0e0c9754d0af85cba0ed021. 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

Floxif

Vendor detections: 17

Intelligence 17 IOCs YARA 23 File information Comments

SHA256 hash:	a419c37fe7f832d9c6541d699124426071b30de1c0e0c9754d0af85cba0ed021
SHA3-384 hash:	211b1b3cb9296e24ad334d9f389ed2e34e425a2e4a6e10637f4840271fc68473e1f60dc9b136237ab22b88e0e11f7375
SHA1 hash:	1931c2e9f3a1d521e20c068a0a72e17006d5668c
MD5 hash:	ffd24cfd412d5d6f3fd38c9bd1615fe7
humanhash:	william-kilo-potato-oranges
File name:	250427-trs89sxjy8.bin
Download:	download sample
Signature	Floxif Create hunting rule
File size:	6'365'639 bytes
First seen:	2025-04-27 16:24:24 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	cd1a841d765be5a514d85e4c4c68c09b (1 x Floxif)
ssdeep	49152:3haPxKmewRMF46KEGzUUwu0KM+28YS+DG4EqJtCAza9j+D5NUOWWuvks97zPokaI:3ha5KmtRvXBwu0dT7CAza9s5YH9h
TLSH	T1A2569E06BE6E0766C8D9073905E7A6212F3C5F89F7364BCB7259F590D8323C948BEA44
TrID	55.9% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9) 14.1% (.EXE) Win64 Executable (generic) (10522/11/4) 8.8% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 6.7% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.0% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
dhash icon	28e8dccc4e0c8882 (1 x Floxif)
Reporter	UNP4CK
Tags:	Floxif

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

2025-04-27_ffd24cfd412d5d6f3fd38c9bd1615fe7_amadey_elex_floxif_smoke-loader

Verdict:

Malicious activity

Analysis date:

2025-04-27 16:21:12 UTC

Tags:

upx

Link:

https://app.any.run/tasks/03d4d188-2351-43e9-b013-b37e55e19402

Note:

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

Detection:

FloodFix

Link:

https://www.capesandbox.com/analysis/4340/

Detection(s):

Win.Virus.Pioneer-9111434-0

MiscreantPunch.SingleXOR.EXE.197.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=680e5977c8b2e86d0ac342f4

Tags:

obfuscated pioneer floxif virus

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Creating a file

Enabling the libraries to load when starting the app (AppInit_DLLs)

Creating a file in the Program Files subdirectories

Replacing executable files

DNS request

Connection attempt

Sending an HTTP GET request

Creating a window

Launching a service

Creating a file in the mass storage device

Enabling autorun

Infecting executable files

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

adaptive-context crypto entropy fingerprint masquerade microsoft_visual_cc obfuscated overlay overlay packed packed packed packer_detected virtual xor-pe

Link:

https://www.filescan.io/uploads/680e5a7a46fe05453ca81b1b/reports/c5505615-4dc3-4d08-b51d-77cb097bedc7/overview

Verdict:

Malicious

Labled as:

Virus.Floxif

Link:

https://www.hybrid-analysis.com/sample/a419c37fe7f832d9c6541d699124426071b30de1c0e0c9754d0af85cba0ed021

Malware family:

Floxif

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/e0e55768-e780-4692-a261-ca85bca7d57c

Result

Threat name:

FloodFix, GhostRat

Detection:

malicious

Classification:

spre.troj

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1675534

Signature

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

Infects executable files (exe, dll, sys, html)

Joe Sandbox ML detected suspicious sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Suricata IDS alerts for network traffic

Yara detected FloodFix

Yara detected GhostRat

Behaviour

Behavior Graph:

Download SVG

Score:

26%

Verdict:

Benign

File Type:

Link:

https://malprob.io/report/a419c37fe7f832d9c6541d699124426071b30de1c0e0c9754d0af85cba0ed021

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a419c37fe7f832d9c6541d699124426071b30de1c0e0c9754d0af85cba0ed021/

Threat name:

Win32.Virus.Floxif

Status:

Malicious

First seen:

2025-04-27 12:53:00 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

24 of 24 (100.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=uqm4g77h7azntrsudvuzcjccmby3gdpbydqms5knbl4fzoqo2aqq._file

Verdict:

malicious

Label(s):

floxif

Similar samples:

error

Floxif

Result

Malware family:

floxif

Score:

10/10

Tags:

family:floxif backdoor discovery persistence privilege_escalation trojan upx

Link:

https://tria.ge/reports/250427-tw61xsxkw6/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Drops file in Program Files directory

Drops file in System32 directory

UPX packed file

Enumerates connected drives

ACProtect 1.3x - 1.4x DLL software

Loads dropped DLL

Event Triggered Execution: AppInit DLLs

Detects Floxif payload

Floxif family

Floxif, Floodfix

Verdict:

Malicious

Tags:

trojan floxif Win.Virus.Pioneer-9111434-0

YARA:

Windows_Virus_Floxif_493d1897

Link:

https://app.threat.zone/submission/b9894b07-6290-4c9e-8ba5-9ce1cd4946f2

Unpacked files

SH256 hash:

a419c37fe7f832d9c6541d699124426071b30de1c0e0c9754d0af85cba0ed021

MD5 hash:

ffd24cfd412d5d6f3fd38c9bd1615fe7

SHA1 hash:

1931c2e9f3a1d521e20c068a0a72e17006d5668c

Link:

https://www.unpac.me/results/11bdfe0f-2b5d-44dc-846c-355fbc38875f/

SH256 hash:

bd1d41b1524f9fcd47c7f141b838ddc088a21938c39135bc1b39b38271030c88

MD5 hash:

3b0ee575cbb0b3350dff16907041605b

SHA1 hash:

117ab5a9415f78fa1009dac98381d7f26b3f5d99

Link:

https://www.unpac.me/results/11bdfe0f-2b5d-44dc-846c-355fbc38875f/

SH256 hash:

9b430cf0279ea266bee0497fd21628c65442342d6270a8f7918522fa4fe9c387

MD5 hash:

f598b6379f84e43532b6adc2198bfd9c

SHA1 hash:

73fcd6e681a26ab2ea356a9b951a8557bbc43f4c

Detections:

Floxif

win_floxif_auto

MAL_Floxif_Generic

SUSP_Microsoft_Copyright_String_Anomaly_2

MALWARE_Win_FloodFix

Link:

https://www.unpac.me/results/11bdfe0f-2b5d-44dc-846c-355fbc38875f/

Parent samples :
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Malware family:

Floxif

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/a419c37fe7f8/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/a419c37fe7f832d9c6541d699124426071b30de1c0e0c9754d0af85cba0ed021

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

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

Rule name:	MALWARE_Win_FloodFix Create hunting rule
Author:	ditekSHen
Description:	Detects FloodFix

Rule name:	MAL_Floxif_Generic Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Floxif Malware
Reference:	Internal Research

Rule name:	MAL_Floxif_Generic_RID2DCE Create hunting rule
Author:	Florian Roth
Description:	Detects Floxif Malware
Reference:	Internal Research

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

Rule name:	meth_stackstrings Create hunting rule
Author:	Willi Ballenthin

Rule name:	NET Create hunting rule
Author:	malware-lu

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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:	SUSP_Microsoft_Copyright_String_Anomaly_2 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Floxif Malware
Reference:	Internal Research

Rule name:	SUSP_Microsoft_Copyright_String_Anomaly_2_RID3720 Create hunting rule
Author:	Florian Roth
Description:	Detects Floxif Malware
Reference:	Internal Research

Rule name:	SUSP_XORed_MSDOS_Stub_Message Create hunting rule
Author:	Florian Roth
Description:	Detects suspicious XORed MSDOS stub message
Reference:	https://yara.readthedocs.io/en/latest/writingrules.html#xor-strings

Rule name:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

Rule name:	UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser Create hunting rule
Author:	malware-lu

Rule name:	Windows_Virus_Floxif_493d1897 Create hunting rule
Author:	Elastic Security

Rule name:	win_floxif_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	Detects win.floxif.

Rule name:	with_urls Create hunting rule
Author:	Antonio Sanchez <asanchez@hispasec.com>
Description:	Rule to detect the presence of an or several urls
Reference:	http://laboratorio.blogs.hispasec.com/

File information

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

Cape

https://www.capesandbox.com/analysis/4340/

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_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
COM_BASE_API	Can Download & Execute components	ole32.dll::CLSIDFromProgID ole32.dll::CoCreateInstance
RAS_API	Uses Remote Access	RASAPI32.dll::RasHangUpA
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CreateProcessA KERNEL32.dll::OpenProcess KERNEL32.dll::CloseHandle WININET.dll::InternetCloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetDriveTypeA KERNEL32.dll::GetSystemInfo KERNEL32.dll::GetStartupInfoA KERNEL32.dll::GetDiskFreeSpaceA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::FlushConsoleInputBuffer KERNEL32.dll::ReadConsoleInputA KERNEL32.dll::SetConsoleCtrlHandler KERNEL32.dll::SetConsoleMode KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateDirectoryA KERNEL32.dll::CreateFileMappingA KERNEL32.dll::CreateFileA KERNEL32.dll::DeleteFileA KERNEL32.dll::MoveFileExA KERNEL32.dll::GetWindowsDirectoryA
WIN_CRYPT_API	Uses Windows Crypt API	ADVAPI32.dll::CryptAcquireContextA ADVAPI32.dll::CryptGenRandom
WIN_REG_API	Can Manipulate Windows Registry	ADVAPI32.dll::RegOpenKeyExA ADVAPI32.dll::RegQueryValueExA
WIN_USER_API	Performs GUI Actions	USER32.dll::EmptyClipboard USER32.dll::OpenClipboard USER32.dll::PeekMessageA USER32.dll::CreateWindowExA

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