MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4167122e423f5bf3f3db14990e4d1a53864af96bcedd51e08c2e21c8dc4d653c. 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



Grandoreiro


Vendor detections: 10


Intelligence 10 IOCs YARA 12 File information Comments

SHA256 hash: 4167122e423f5bf3f3db14990e4d1a53864af96bcedd51e08c2e21c8dc4d653c
SHA3-384 hash: a13d0aacadb1cb8cc5d989ae9d2b4f7233ef873b5c2cee3998b6ae77ed309b39de8d54738187f0678d1fd6bdd5625780
SHA1 hash: 9d0ac66475cb2004da01c7e2a0dbbe3a6942fd68
MD5 hash: 2e5081d52e8227b3d3aa84fba55f8059
humanhash: south-pip-yankee-march
File name:4167122e423f5bf3f3db14990e4d1a53864af96bcedd51e08c2e21c8dc4d653c
Download: download sample
Signature Grandoreiro
File size:9'763'328 bytes
First seen:2025-11-07 13:18:02 UTC
Last seen:Never
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 98304:hUJf+MdWKattS9Ibmu//ShjV2IMWIqr8fIC2H1Sv8M:hUJf+oW+ID/gV2cqf
TLSH T1F3A6AF12B68C903AE16F06325D3BF719743E7EE11B258CDB63E4A88C4E355C16A36B47
TrID 66.9% (.MSI) Microsoft Windows Installer (454500/1/170)
8.9% (.MST) Windows SDK Setup Transform script (61000/1/5)
6.8% (.MSWMM) Windows Movie Maker project (46500/1/9)
6.5% (.MSP) Windows Installer Patch (44509/10/5)
4.7% (.XLS) Microsoft Excel sheet (32500/1/3)
Magika msi
Reporter johnk3r
Tags:93-88-74-111 banker Grandoreiro msi

Intelligence


File Origin
# of uploads :
1
# of downloads :
66
Origin country :
CH CH
Vendor Threat Intelligence
Verdict:
Malicious
Score:
97.4%
Tags:
shellcode dropper extens
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-debug expired-cert fingerprint installer keylogger packed short-lived-cert wix
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
80 / 100
Signature
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Uses schtasks.exe or at.exe to add and modify task schedules
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1809953 Sample: MEbEPThu2L.msi Startdate: 07/11/2025 Architecture: WINDOWS Score: 80 78 Multi AV Scanner detection for dropped file 2->78 80 Multi AV Scanner detection for submitted file 2->80 82 Sigma detected: Invoke-Obfuscation CLIP+ Launcher 2->82 84 2 other signatures 2->84 9 msiexec.exe 15 47 2->9         started        12 LectorDisk.exe 11 2->12         started        14 msiexec.exe 2 2->14         started        process3 file4 68 C:\Windows\Installer\MSIE36B.tmp, PE32 9->68 dropped 70 C:\Windows\Installer\MSIE28F.tmp, PE32 9->70 dropped 72 C:\Windows\Installer\MSIE25F.tmp, PE32 9->72 dropped 74 10 other malicious files 9->74 dropped 16 msiexec.exe 30 9->16         started        21 msiexec.exe 9->21         started        23 cmd.exe 12->23         started        25 schtasks.exe 12->25         started        process5 dnsIp6 76 93.88.74.111, 49689, 80 EUROHOSTERNL Bulgaria 16->76 60 C:\Users\user\AppData\Local\...\shiD585.tmp, PE32 16->60 dropped 62 C:\Users\user\AppData\Local\...\shiD44C.tmp, PE32 16->62 dropped 64 C:\DiskManage\LectorDisk.exe, PE32 16->64 dropped 66 C:\DiskManage\AccurateRip.dll, PE32 16->66 dropped 86 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 16->86 88 Query firmware table information (likely to detect VMs) 16->88 27 LectorDisk.exe 12 14 16->27         started        30 conhost.exe 23->30         started        32 tasklist.exe 23->32         started        34 find.exe 23->34         started        38 8 other processes 23->38 36 conhost.exe 25->36         started        file7 signatures8 process9 signatures10 90 Uses schtasks.exe or at.exe to add and modify task schedules 27->90 40 cmd.exe 1 27->40         started        42 cmd.exe 1 27->42         started        44 schtasks.exe 1 27->44         started        process11 process12 46 tasklist.exe 1 40->46         started        48 conhost.exe 40->48         started        50 timeout.exe 1 40->50         started        58 16 other processes 40->58 52 conhost.exe 42->52         started        54 schtasks.exe 1 42->54         started        56 conhost.exe 44->56         started       
Gathering data
Verdict:
Malicious
Threat:
NetworkReferences.Malware.Generic
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2025-11-06 23:30:36 UTC
File Type:
Binary (Archive)
Extracted files:
215
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  6/10
Tags:
defense_evasion discovery execution persistence privilege_escalation ransomware
Behaviour
Checks SCSI registry key(s)
Delays execution with timeout.exe
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: SetClipboardViewer
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
Program crash
System Location Discovery: System Language Discovery
Drops file in Windows directory
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Enumerates processes with tasklist
Badlisted process makes network request
Enumerates connected drives
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
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:Borland
Author:malware-lu
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_MSI_LATAM_Banker_From_LatAm
Rule name:FreddyBearDropper
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:MD5_Constants
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Author:malware-lu
Rule name:RIPEMD160_Constants
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Author:phoul (@phoul)
Description:Look for SHA1 constants
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.

Grandoreiro

Microsoft Software Installer (MSI) msi 4167122e423f5bf3f3db14990e4d1a53864af96bcedd51e08c2e21c8dc4d653c

(this sample)

Comments