MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 781219a48ef47ad694cd5d00f02ad0267cd6c566ace478eecfd5b7a734ec08b3. 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: 6


Intelligence 6 IOCs YARA 42 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 781219a48ef47ad694cd5d00f02ad0267cd6c566ace478eecfd5b7a734ec08b3
SHA3-384 hash: 076b48080969a25e50c45fb6c85c8e0d4106b5becb5f04e29680e9ad316deab2bb2f6f58d5268716fe85b31afba9280f
SHA1 hash: 2f5e04846ac778059baa262db31d0810f667b10b
MD5 hash: ab7acd2b4f52619a386669ba462ade7b
humanhash: alabama-cola-sweet-jersey
File name:RivalMods.zip
Download: download sample
Signature SantaStealer
Create hunting rule
File size:31'482'122 bytes
First seen:2026-04-15 12:25:38 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 786432:MdXBq7ygqOB67FcQwEn8aaRJSVa033U+2/XAf9uJtkqHt9:MdRq7ylOBgrTn8XT+QXAF6tJt9
TLSH T12D6723E8EDCECED8AD9DF8707DEF43D01C549ACAF212884552D9C5B8F203A5B06419E6
Magika zip
Reporter burger
Tags:file-pumped SantaStealer zip

Intelligence

File Origin
# of uploads :
1
# of downloads :
128
Origin country :
DE DE
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:RivalMods.exe
Pumped file This file is pumped. MalwareBazaar has de-pumped it.
File size:122'634'219 bytes
SHA256 hash: b5c91ba4548f0ab8ad137da1431068e1c0a49dd3982342326b735b3c1aefdb9e
MD5 hash: 920b50962289cdd00296573f1e698ef0
De-pumped file size:42'790'400 bytes (Vs. original size of 122'634'219 bytes)
De-pumped SHA256 hash: ce32b0b64af697a53b649fea344a99ff638c2283c387096ab84dd7c824425802
De-pumped MD5 hash: db87f9689588b5a67da0a34fecb52661
MIME type:application/x-dosexec
Signature SantaStealer
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/e4e1670d-42f7-4cab-811d-71fd29e87065/
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69df8417f68adfe1003a0d5d
Tags:
shellcode shell sage
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
expand lolbin microsoft_visual_cc overlay packed pkg
Link:
https://www.filescan.io/uploads/69df83d0799d5bf325ffa585/reports/2fd3644b-2a32-4826-8d1e-23aa668f4715/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/781219a48ef47ad694cd5d00f02ad0267cd6c566ace478eecfd5b7a734ec08b3
Result
Verdict:
UNKNOWN
Link:
https://labs.inquest.net/dfi/sha256/781219a48ef47ad694cd5d00f02ad0267cd6c566ace478eecfd5b7a734ec08b3
Verdict:
Unknown
File Type:
zip
Link:
https://opentip.kaspersky.com/781219a48ef47ad694cd5d00f02ad0267cd6c566ace478eecfd5b7a734ec08b3/results?tab=lookup
Score:
91%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/781219a48ef47ad694cd5d00f02ad0267cd6c566ace478eecfd5b7a734ec08b3
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pajbtjeo6r5nnfgnluapakwqez6nnrlgvtshr3wp2w32onhmbczq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution
Link:
https://tria.ge/reports/260415-p7s6zsex7j/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Looks up external IP address via web service
Loads dropped DLL
Command and Scripting Interpreter: PowerShell
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/781219a48ef47ad694cd5d00f02ad0267cd6c566ace478eecfd5b7a734ec08b3

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:Any_SU_Domain
Create hunting rule
Author:you
Description:Detect any reference to .su domains or subdomains
Rule name:APT_Bitter_ZxxZ_Downloader
Create hunting rule
Author:SECUINFRA Falcon Team (@SI_FalconTeam)
Description:Detects Bitter (T-APT-17) ZxxZ Downloader
Reference:https://www.secuinfra.com/en/techtalk/whatever-floats-your-boat-bitter-apt-continues-to-target-bangladesh
Rule name:attack_India
Create hunting rule
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:DebuggerCheck__MemoryWorkingSet
Create hunting rule
Author:Fernando Mercês
Description:Anti-debug process memory working set size check
Reference:http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/
Rule name:DebuggerCheck__QueryInfo
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:Detect_Credit_Card_Form
Create hunting rule
Author:NCSC-CH / GovCERT
Description:Detects credit card submission forms in HTML content
Rule name:Detect_Submitting
Create hunting rule
Author:NCSC-CH / GovCERT
Description:Detects login forms in HTML content
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:Glasses
Create hunting rule
Author:Seth Hardy
Description:Glasses family
Rule name:GlassesCode
Create hunting rule
Author:Seth Hardy
Description:Glasses code features
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
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: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:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
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:possible_UAC0050_or_STICKYWEREWOLF_files
Create hunting rule
Author:rjones
Description:possible_UAC0050_or_STICKYWEREWOLF_files
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:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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_All_Windows_PE_Malware
Create hunting rule
Author:DiegoAnalytics
Description:Detects Windows PE malware of all types, avoids non-executables like .html
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
Rule name:test_Malaysia
Create hunting rule
Author:rectifyq
Description:Detects file containing malaysia string
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/
Rule name:upxHook
Create hunting rule
Author:@r3dbU7z
Description:Detect artifacts from 'upxHook' - modification of UPX packer
Reference:https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/
Rule name:WHIRLPOOL_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for WhirlPool constants
Rule name:WinosStager
Create hunting rule
Author:YungBinary
Description:https://www.esentire.com/blog/winos4-0-online-module-staging-component-used-in-cleversoar-campaign
Rule name:win_karius_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT
Rule name:without_attachments
Create hunting rule
Author:Antonio Sanchez <asanchez@hispasec.com>
Description:Rule to detect the no presence of any attachment
Reference:http://laboratorio.blogs.hispasec.com/
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.

Comments