MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 88a6b0a90955921c56942e09cd9a011f48e65d565463395180269f3a9f460c01. 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



SantaStealer


Vendor detections: 11


Intelligence 11 IOCs YARA 15 File information Comments

SHA256 hash: 88a6b0a90955921c56942e09cd9a011f48e65d565463395180269f3a9f460c01
SHA3-384 hash: 91d4b5807ae2e03b91418fa1676c7320c64b83c230ed32cd4a8d4d20b4dafd16e619d32c19dbd1ad0b3d5573a446f78f
SHA1 hash: af102d3fc1610e2212471668c8b0273094659c95
MD5 hash: 1714f39fd092962f71185ed2b2ed6f4e
humanhash: uncle-paris-wyoming-sweet
File name:update.exe
Download: download sample
Signature SantaStealer
File size:3'286'657 bytes
First seen:2026-02-03 19:45:11 UTC
Last seen:2026-02-04 11:23:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b29f7bc6c3cf27ba78272829148a5262 (8 x SantaStealer)
ssdeep 98304:X8xwVdg89u4xv3KS1YARdGdCdJNQt4qCLFPlAq:X5DSSmAGdCrOt4q6NV
TLSH T120E52362FB43B6D4C5DAC4B04D9605B3155AAC2306131B7BF5B8B3261EE572A3E32837
TrID 41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
26.1% (.EXE) Win64 Executable (generic) (10522/11/4)
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)
Magika pebin
Reporter aachum
Tags:exe SantaStealer


Avatar
iamaachum
https://imnotmalware.icu/download/ebcb092c342f3079c7ac

Intelligence


File Origin
# of uploads :
3
# of downloads :
116
Origin country :
ES ES
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
https://www.mediafire.com/file/to9xeyugpflpq7l/
Verdict:
Malicious activity
Analysis date:
2026-02-03 19:38:16 UTC
Tags:
telegram loader stealer santastealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
70%
Tags:
injection obfusc virus
Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug installer-heuristic overlay packed
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-02-03T17:01:00Z UTC
Last seen:
2026-02-04T05:27:00Z UTC
Hits:
~100
Detections:
Trojan.Win32.Shellcode.sb Trojan.Win32.Agent.sba PDM:Trojan.Win32.Generic Trojan-PSW.Win32.Stealer.sb Trojan-Downloader.Win32.PsDownload.sb Trojan.Win32.Shellcode.mbo Trojan.Win32.PowerShell.d Trojan.Win32.Inject.sb
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
60 / 100
Signature
Found direct / indirect Syscall (likely to bypass EDR)
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Unusual module load detection (module proxying)
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1862794 Sample: update.exe Startdate: 03/02/2026 Architecture: WINDOWS Score: 60 14 Multi AV Scanner detection for submitted file 2->14 16 Joe Sandbox ML detected suspicious sample 2->16 7 update.exe 2->7         started        process3 signatures4 18 Unusual module load detection (module proxying) 7->18 20 Found direct / indirect Syscall (likely to bypass EDR) 7->20 10 powershell.exe 15 7->10         started        process5 process6 12 conhost.exe 10->12         started       
Gathering data
Threat name:
Win64.Trojan.SantaStealer
Status:
Malicious
First seen:
2026-02-03 19:45:39 UTC
File Type:
PE+ (Exe)
Extracted files:
12
AV detection:
13 of 36 (36.11%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
credential_access defense_evasion discovery execution persistence spyware stealer
Behaviour
Checks processor information in registry
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Views/modifies file attributes
Browser Information Discovery
Accesses cryptocurrency files/wallets, possible credential harvesting
Credentials from Password Stores: Windows Credential Manager
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Unpacked files
SH256 hash:
88a6b0a90955921c56942e09cd9a011f48e65d565463395180269f3a9f460c01
MD5 hash:
1714f39fd092962f71185ed2b2ed6f4e
SHA1 hash:
af102d3fc1610e2212471668c8b0273094659c95
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:Check_OutputDebugStringA_iat
Rule name:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:detect_powershell
Author:daniyyell
Description:Detects suspicious PowerShell activity related to malware execution
Rule name:Detect_PowerShell_Obfuscation
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:dgaagas
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:has_telegram_urls
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
Rule name:INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:pe_detect_tls_callbacks
Rule name:RANSOMWARE
Author:ToroGuitar
Rule name:Sus_CMD_Powershell_Usage
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

File information


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

Web download

SantaStealer

Executable exe 88a6b0a90955921c56942e09cd9a011f48e65d565463395180269f3a9f460c01

(this sample)

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