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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a6611a44c32bc8ba9194298db09c49f1914dffa5ae30a9acb60b2b0641dc802d. 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


PavinLoader


Vendor detections: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a6611a44c32bc8ba9194298db09c49f1914dffa5ae30a9acb60b2b0641dc802d
SHA3-384 hash: 4a8f5b5c242105c8ce22cb776ff87d9e2f1578231a760fa86d5191959d6497a775cf21f64ed865294ce68546a9cc08c7
SHA1 hash: f98fef150e0e0d720a33a252f2a9fbfbbcb3e95b
MD5 hash: 28858c557194d7d7d62ed5ffb1206889
humanhash: alaska-double-butter-nuts
File name:saret.msi
Download: download sample
Signature PavinLoader
Create hunting rule
File size:10'670'080 bytes
First seen:2026-11-14 04:26:37 UTC
Last seen:2026-11-14 05:20:46 UTC
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 196608:hc5l64Wr2VzZiT+ghw6IMAcnpzDxYqIammTNep:h+64qcmgMAWHxYqQOw
TLSH T17FB633FA749347F2CB09457A4B13BBC057593C7A629041828ABC7ADE5770EB07871EB2
TrID 88.4% (.MST) Windows SDK Setup Transform script (61000/1/5)
11.5% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika msi
Reporter aachum
Tags:dropped-by-ACRStealer msi PavinLoader


Avatar
iamaachum
https://save.nosehhankjh.top/saret.msi

Intelligence

File Origin
# of uploads :
2
# of downloads :
73
Origin country :
FR FR
Vendor Threat Intelligence
Malware configuration found for:
MSI
Details
Link:
https://research.acce.ciphertechsolutions.com/results/8f627523-2d4e-4463-8783-dc9b78ad2f46/
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/99932/
Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6af7e3270a71acf937da82b0
Tags:
shellcode virus msil
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Creating a window
Creating synchronization primitives
Searching for synchronization primitives
Creating a file in the Windows subdirectories
Creating a file
Launching a process
Creating a process from a recently created file
Creating a process with a hidden window
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm CAB evasive installer installer lolbin lolbin msbuild msbuild obfuscated
Link:
https://www.filescan.io/uploads/6af7e32487ef5d239ee76d23/reports/95e1262f-6a40-4163-8caf-28dc1ac820cc/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/a6611a44c32bc8ba9194298db09c49f1914dffa5ae30a9acb60b2b0641dc802d
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/2005807
Signature
Antivirus detection for dropped file
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Wscript called in batch mode (surpress errors)
WScript reads language and country specific registry keys (likely country aware script)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 2005807 Sample: saret.msi Startdate: 14/11/2026 Architecture: WINDOWS Score: 84 37 mr-b01.tm-azurefd.net 2->37 39 casoneroutegold-prod-bggfgca0dkaag8a8.b01.azurefd.net 2->39 45 Antivirus detection for dropped file 2->45 47 Multi AV Scanner detection for dropped file 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 Wscript called in batch mode (surpress errors) 2->51 8 msiexec.exe 103 59 2->8         started        12 wscript.exe 1 2->12         started        14 msiexec.exe 3 2->14         started        signatures3 process4 file5 33 C:\Users\user\AppData\Local\...\MSBuild.exe, PE32 8->33 dropped 35 C:\Users\user\AppData\...\OrderProcessor.wsf, XML 8->35 dropped 57 Wscript called in batch mode (surpress errors) 8->57 16 wscript.exe 1 1 8->16         started        59 WScript reads language and country specific registry keys (likely country aware script) 12->59 19 MSBuild.exe 2 12->19         started        signatures6 process7 signatures8 41 Windows Scripting host queries suspicious COM object (likely to drop second stage) 16->41 43 WScript reads language and country specific registry keys (likely country aware script) 16->43 21 MSBuild.exe 15 78 16->21         started        process9 file10 25 C:\Users\user\AppData\...\MSBuild.exe (copy), PE32 21->25 dropped 27 C:\Users\user\AppData\Local\...\.xcrjk2gd.y0x, PE32 21->27 dropped 29 C:\Users\user\AppData\...\MSBuild.exe (copy), PE32 21->29 dropped 31 3 other malicious files 21->31 dropped 53 Hides threads from debuggers 21->53 55 Hides that the sample has been downloaded from the Internet (zone.identifier) 21->55 signatures11
Score:
75%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/a6611a44c32bc8ba9194298db09c49f1914dffa5ae30a9acb60b2b0641dc802d
Verdict:
Malware
YARA:
4 match(es)
Tags:
.Net CAB:COMPRESSION:MSZIP Executable Javascript Managed .NET Office Document PDB Path PE (Portable Executable) PE File Layout SOS: 0.27 T1059.007 WSF File
Link:
https://app.malva.re/file/28858c557194d7d7d62ed5ffb1206889
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a6611a44c32bc8ba9194298db09c49f1914dffa5ae30a9acb60b2b0641dc802d/
Threat name:
Win32.Backdoor.OutBreak
Create hunting rule
Status:
Suspicious
First seen:
2026-11-14 02:34:22 UTC
File Type:
Binary (Archive)
Extracted files:
40
AV detection:
10 of 36 (27.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uzqrurgdfpelvemufgg3bhcj6giu375fvyyktlfwbmvqmqo4qawq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence privilege_escalation ransomware
Link:
https://tria.ge/reports/261114-e28dlsvw4n/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
Event Triggered Execution: Installer Packages
System Location Discovery: System Language Discovery
Drops file in Windows directory
Executes a VBScript file via the Windows Script Host.
Suspicious use of NtSetInformationThreadHideFromDebugger
Enumerates connected drives
Checks computer location settings
Executes dropped EXE
Malware Family:
n/a
Verdict:
Suspicious
Tags:
evasion
YARA:
Wscript
Link:
https://app.threat.zone/submission/6a2b416b-c8f5-47de-930a-9fde5c182d82
Malware Family:
msil
Create hunting rule
Malicious:
True
Tags:
msi debug-check usb-check
Link:
https://intel.virussign.com/intelligence/file/a6611a44c32bc8ba9194298db09c49f1914dffa5ae30a9acb60b2b0641dc802d
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:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target 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: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)

File information

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

Web download

PavinLoader

Microsoft Software Installer (MSI) msi a6611a44c32bc8ba9194298db09c49f1914dffa5ae30a9acb60b2b0641dc802d

(this sample)

  
Link
https://tria.ge/261114-ej2s4scv2t/behavioral2
  
Dropped by
ACRStealer
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/99932/
  
URLhaus
https://urlhaus.abuse.ch/url/4065586/

Comments