MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 88b43fc647988b7ce0cc18f993a3d4be790c6d2a98dcccaf213d8a09e19ecc62. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 88b43fc647988b7ce0cc18f993a3d4be790c6d2a98dcccaf213d8a09e19ecc62
SHA3-384 hash: 157a1cbe37bb71280d06f542c59fcf3918147ba094f92d8185582580d8b9a90f4bcf472620b436ac1ab5689ce8e96750
SHA1 hash: 0a9eae37953bf5f8a2d9758ebad281b10d2be302
MD5 hash: 954f717c81040faee286f68a9e9ff17c
humanhash: victor-nebraska-beryllium-foxtrot
File name:Setup_app.msi
Download: download sample
File size:20'324'352 bytes
First seen:2026-07-18 12:50:14 UTC
Last seen:Never
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 393216:QjcuJdEMS3glvav87upa4GCAKUdmCu3et11G0fdaniY:QNbpC06BA7dZIeKiY
TLSH T12C2733A62C266E83CA6426BB23431702AF310DB33B1147552D79F92D1CBD1FA5B4D39B
TrID 53.7% (.MST) Windows SDK Setup Transform script (61000/1/5)
39.2% (.MSP) Windows Installer Patch (44509/10/5)
7.0% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika msi
Reporter lfr
Tags:msi signed

Code Signing Certificate

Organisation:PDF Secure Shredder
Issuer:PDF Secure Shredder
Algorithm:sha512WithRSAEncryption
Valid from:2026-07-17T14:11:38Z
Valid to:2029-07-17T14:21:38Z
Serial number: 77b9c36db8aa5e864a0d06fb900c4416
Thumbprint Algorithm:SHA256
Thumbprint: 463fab8d35607e660b154ed9b8a6b9e6d43d2461090fe1282876afa481322d6f
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
lfr
http://psycheslayerruin.github.io/updater
https://psycheslayerruin.github.io/updater/
https://github.com/psycheslayerruin/updater/releases/download/123/Updater_v2.3.zip

https://www.virustotal.com/gui/file/b10e7ebe956f94a78f6ec3dce106ceb4d1338911cbef031f18607175bb54d73b/detection
https://www.virustotal.com/gui/file/88b43fc647988b7ce0cc18f993a3d4be790c6d2a98dcccaf213d8a09e19ecc62/detection

Intelligence

File Origin
# of uploads :
1
# of downloads :
66
Origin country :
FR FR
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/9e368a1e-2575-4aee-9975-e69e853482f5/
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/75088/
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a5b740b8fef85628df885b6
Tags:
n/a
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
installer signed
Link:
https://www.filescan.io/uploads/6a5b76aaa0001cc934581a87/reports/3e76d3bc-9a03-4953-89d5-72f791804725/overview
Verdict:
Suspicious
Link:
https://www.hybrid-analysis.com/sample/88b43fc647988b7ce0cc18f993a3d4be790c6d2a98dcccaf213d8a09e19ecc62
Verdict:
Clean
File Type:
msi
Link:
https://opentip.kaspersky.com/88b43fc647988b7ce0cc18f993a3d4be790c6d2a98dcccaf213d8a09e19ecc62/results?tab=lookup
Score:
96%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/88b43fc647988b7ce0cc18f993a3d4be790c6d2a98dcccaf213d8a09e19ecc62
Verdict:
Malware
YARA:
4 match(es)
Tags:
CAB:COMPRESSION:MSZIP DeObfuscated Executable Office Document PDB Path PE (Portable Executable) PE File Layout PowerShell Scripting.FileSystemObject SVG T1027 T1059.001 T1059.005 WScript.Shell
Link:
https://app.malva.re/file/954f717c81040faee286f68a9e9ff17c
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rc2d7rshtcfxzygmdd4zhi6uxz4qy3jktdomzlzbhwfatym6zrra._file
Verdict:
malicious
Label(s):
RevStealer
Create hunting rule
Link:
https://reports.threatray.com/ce4d0922-cf57-4df5-b01d-95f4d436a452
Similar samples:
30d87db6fc7d389cc45049828afe518c061f8988402b68ee131ead7fb84c01b7
b24a400f6f60b05039c096806ac869d9d6db146ac1955733e7ae197edcdac22d
cc4b2f37dfdd748e224622cf88dde7d0bfc016cb81f5b67fc9573b1431b866e8
e712d2be2d4554c756b6a2b9aaf22dfa2100e31679c6e9eec8d4501c9730a856
ecac0e65d1323a93049136ece2c6ced6109aee4907f67f739f7b407b3e750f84
Result
Malware family:
n/a
Score:
  7/10
Tags:
execution persistence privilege_escalation ransomware
Link:
https://tria.ge/reports/260718-p3c9zafs9y/
Behaviour
Checks SCSI registry key(s)
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
Event Triggered Execution: Installer Packages
Executes a command shell one-liner
Drops file in Windows directory
Executes a VBScript file via the Windows Script Host.
Badlisted process makes network request
Enumerates connected drives
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.95
Link:
https://yomi.yoroi.company/submissions/88b43fc647988b7ce0cc18f993a3d4be790c6d2a98dcccaf213d8a09e19ecc62

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: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:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:upxHook
Create hunting rule
Author:@r3dbU7z
Description:Detect artifacts from 'upxHook' - modification of UPX packer
Reference:https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/

File information

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

Web download

Microsoft Software Installer (MSI) msi 88b43fc647988b7ce0cc18f993a3d4be790c6d2a98dcccaf213d8a09e19ecc62

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/75088/

Comments