MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f48cd2db9e47caf70aca8cd3465509365248586d319e2b09a12d4354743746de. 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

WailsLoader

Vendor detections: 9

Intelligence 9 IOCs YARA 8 File information Comments

SHA256 hash:	f48cd2db9e47caf70aca8cd3465509365248586d319e2b09a12d4354743746de
SHA3-384 hash:	dea244f1573c23ab4de0b6de257b814b925a788207111a4d637010e555ca8fb513dd35e66abe1e1083abb85f45c347f1
SHA1 hash:	992fb1ab364904d82f5aa3d601fd857e0428a9bd
MD5 hash:	4211f5d4d9264c88206fe09564fb41c5
humanhash:	muppet-princess-ohio-equal
File name:	PDF-Editor Free.exe
Download:	download sample
Signature	WailsLoader Create hunting rule
File size:	9'452'232 bytes
First seen:	2026-09-12 16:56:47 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	d61098bb34ea41207b7b575f9f5f033b (6 x WailsLoader, 1 x ValleyRAT, 1 x OnyxC2)
ssdeep	196608:sOt5LgwyaVFZ5AejK9Z6aHm+Byy6v9h0N2w7oUWlbj4dmoIVuKCSmhlo:sOt5LgwyaPEejK9Z6aPWEkn14/su/Sp
TLSH	T10696AE21B149CC2AD4AD06BC5D1C9F9AD6385D262B2184DB72FF3B5E16764C23632F23
TrID	29.5% (.EXE) Win64 Executable (generic) (6522/11/2) 22.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 20.3% (.EXE) Win32 Executable (generic) (4504/4/1) 9.1% (.EXE) OS/2 Executable (generic) (2029/13) 9.0% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
dhash icon	6d6de9c7b1b0a2c0 (6 x WailsLoader, 1 x ConnectWise, 1 x NetSupport)
Reporter	ffforward
Tags:	AdvancedInstaller exe revoked-cert signed WailsLoader

Code Signing Certificate

Organisation:	Osauhing Karusoftware
Issuer:	SSL.com Code Signing Intermediate CA RSA R1
Algorithm:	sha256WithRSAEncryption
Valid from:	2026-06-22T13:17:13Z
Valid to:	2027-06-22T13:17:13Z
Serial number:	5a793ec60b4a264a5938c093cb42daad
Cert Graveyard Blocklist:	This certificate is on the Cert Graveyard blocklist
Thumbprint Algorithm:	SHA256
Thumbprint:	ee407d38f63dec5061452c71512063703c79b1630119d680b8ced68d860fcc8a
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

ffforward

Trojanized Wails desktop app distributed via official Microsoft Store (Product ID: xpdnw909qj8z9r). Ingested via Windows Package Manager external manifests.

Intelligence

File Origin

# of uploads :

# of downloads :

182

Origin country :

Vendor Threat Intelligence

Gathering data

Malware family:

n/a

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-09-12 17:21:43 UTC

Tags:

advancedinstaller auto-reg auto generic telegram

Link:

https://app.any.run/tasks/db4b2e58-0ff2-4bb9-92ca-e9c77abea5d1

Note:

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

Detection:

JavaDropper

Link:

https://www.capesandbox.com/analysis/85187/

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

anti-vm base64 expand fingerprint lolbin msiexec runonce

Link:

https://www.filescan.io/uploads/6aa5848ca243c9924ef5643b/reports/9c882daf-8504-485e-a653-ab715ea22f33/overview

Verdict:

Suspicious

Labled as:

Trojan.DLLhijack

Link:

https://www.hybrid-analysis.com/sample/f48cd2db9e47caf70aca8cd3465509365248586d319e2b09a12d4354743746de

Verdict:

Unknown

File Type:

exe x32

First seen:

2026-07-03T15:34:00Z UTC

Last seen:

2026-09-12T15:06:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/f48cd2db9e47caf70aca8cd3465509365248586d319e2b09a12d4354743746de/results?tab=lookup

Malware family:

Utility for conversion Mozlz4 to JSON

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/bd866520-3001-4aaa-b751-48dfa9344a0e

Score:

63%

Verdict:

Susipicious

File Type:

Link:

https://malprob.io/report/f48cd2db9e47caf70aca8cd3465509365248586d319e2b09a12d4354743746de

Verdict:

inconclusive

YARA:

7 match(es)

Tags:

CAB:COMPRESSION:MSZIP Executable PDB Path PE (Portable Executable) PE File Layout Win 32 Exe x86

Link:

https://app.malva.re/file/4211f5d4d9264c88206fe09564fb41c5

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f48cd2db9e47caf70aca8cd3465509365248586d319e2b09a12d4354743746de/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=6sgnfw46i7fpocwkrtjumvijgzjeqwdnggpcwcnbfvbvi5bxi3pa._file

Result

Malware family:

n/a

Score:

8/10

Tags:

defense_evasion discovery revoked_codesign trojan

Link:

https://tria.ge/reports/260912-vggm6a1ckg/

Behaviour

Enumerates system info in registry

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Drops file in Program Files directory

Drops file in Windows directory

Checks whether UAC is enabled

Enumerates connected drives

Network Share Discovery

Executes dropped EXE

Loads dropped DLL

Unpacked files

SH256 hash:

f48cd2db9e47caf70aca8cd3465509365248586d319e2b09a12d4354743746de

MD5 hash:

4211f5d4d9264c88206fe09564fb41c5

SHA1 hash:

992fb1ab364904d82f5aa3d601fd857e0428a9bd

Link:

https://www.unpac.me/results/3a4460a4-a5c3-4c06-b33d-7c20d5b0f572/

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/f48cd2db9e47caf70aca8cd3465509365248586d319e2b09a12d4354743746de

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

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

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

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:	https://cyfare.net/