07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf

Analysis

max time kernel
148s
max time network
144s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
09/08/2026, 08:54

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General

Target
07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe
Size 351KB
Sample260809-kt1xfshf45
SHA256 07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf
MD5 a34c1fdadf2b98a640db65ad4a206a90
SHA1 06f26ff1c47c4d9003db6111bcef88aacf721b0d
SHA512 c2649bbc5a5350fd5cb992a3269f03625e76c8c5f34e1bce127b7b2c002423a9db7093d7881eea0807110b53d6cf37952bf13f8a96f2d91d1f11441e0c47b80d
SSDEEP 6144:MSYuLs6wLNg+GceFU8/+i/jFLjXg02cDqLOX5HQS2tVfji2:MATwZnTGdlg+x5HQXt
TLSH
T1EE745C21FA955CF9D1A7C03482554A629A737CCB0B21AAFF23D442352F2AAF56F3C714
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

defense_evasion execution persistence privilege_escalation

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4840	powershell.exe
4144	powershell.exe

Creates a file in the Startup directory 1 TTPs 1 IoCs

A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

persistence privilege_escalation

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\OneDrive.lnk	powershell.exe

Executes dropped EXE 3 IoCs

pid	Process
2716	OneDriveUpdate.exe
2232	OneDriveUpdate.exe
5792	OneDriveUpdate.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Run\WindowsHealthMonitor = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\SendTo\\OneDriveUpdate.exe"	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Themes\\ThemeSync.exe"	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Setup = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\SendTo\\OneDriveUpdate.exe"	reg.exe

Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs

execution

Visual Basic

T1059.005

pid	Process
2560	wscript.exe

Modifies registry key 1 TTPs 3 IoCs

Modify Registry

T1112

pid	Process
4976	reg.exe
2856	reg.exe
1184	reg.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
4144	powershell.exe
4144	powershell.exe
4840	powershell.exe
4840	powershell.exe
4840	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4144	powershell.exe
Token: SeIncreaseQuotaPrivilege	4144	powershell.exe
Token: SeSecurityPrivilege	4144	powershell.exe
Token: SeTakeOwnershipPrivilege	4144	powershell.exe
Token: SeLoadDriverPrivilege	4144	powershell.exe
Token: SeSystemProfilePrivilege	4144	powershell.exe
Token: SeSystemtimePrivilege	4144	powershell.exe
Token: SeProfSingleProcessPrivilege	4144	powershell.exe
Token: SeIncBasePriorityPrivilege	4144	powershell.exe
Token: SeCreatePagefilePrivilege	4144	powershell.exe
Token: SeBackupPrivilege	4144	powershell.exe
Token: SeRestorePrivilege	4144	powershell.exe
Token: SeShutdownPrivilege	4144	powershell.exe
Token: SeDebugPrivilege	4144	powershell.exe
Token: SeSystemEnvironmentPrivilege	4144	powershell.exe
Token: SeRemoteShutdownPrivilege	4144	powershell.exe
Token: SeUndockPrivilege	4144	powershell.exe
Token: SeManageVolumePrivilege	4144	powershell.exe
Token: 33	4144	powershell.exe
Token: 34	4144	powershell.exe
Token: 35	4144	powershell.exe
Token: 36	4144	powershell.exe
Token: SeIncreaseQuotaPrivilege	4144	powershell.exe
Token: SeSecurityPrivilege	4144	powershell.exe
Token: SeTakeOwnershipPrivilege	4144	powershell.exe
Token: SeLoadDriverPrivilege	4144	powershell.exe
Token: SeSystemProfilePrivilege	4144	powershell.exe
Token: SeSystemtimePrivilege	4144	powershell.exe
Token: SeProfSingleProcessPrivilege	4144	powershell.exe
Token: SeIncBasePriorityPrivilege	4144	powershell.exe
Token: SeCreatePagefilePrivilege	4144	powershell.exe
Token: SeBackupPrivilege	4144	powershell.exe
Token: SeRestorePrivilege	4144	powershell.exe
Token: SeShutdownPrivilege	4144	powershell.exe
Token: SeDebugPrivilege	4144	powershell.exe
Token: SeSystemEnvironmentPrivilege	4144	powershell.exe
Token: SeRemoteShutdownPrivilege	4144	powershell.exe
Token: SeUndockPrivilege	4144	powershell.exe
Token: SeManageVolumePrivilege	4144	powershell.exe
Token: 33	4144	powershell.exe
Token: 34	4144	powershell.exe
Token: 35	4144	powershell.exe
Token: 36	4144	powershell.exe
Token: SeIncreaseQuotaPrivilege	4144	powershell.exe
Token: SeSecurityPrivilege	4144	powershell.exe
Token: SeTakeOwnershipPrivilege	4144	powershell.exe
Token: SeLoadDriverPrivilege	4144	powershell.exe
Token: SeSystemProfilePrivilege	4144	powershell.exe
Token: SeSystemtimePrivilege	4144	powershell.exe
Token: SeProfSingleProcessPrivilege	4144	powershell.exe
Token: SeIncBasePriorityPrivilege	4144	powershell.exe
Token: SeCreatePagefilePrivilege	4144	powershell.exe
Token: SeBackupPrivilege	4144	powershell.exe
Token: SeRestorePrivilege	4144	powershell.exe
Token: SeShutdownPrivilege	4144	powershell.exe
Token: SeDebugPrivilege	4144	powershell.exe
Token: SeSystemEnvironmentPrivilege	4144	powershell.exe
Token: SeRemoteShutdownPrivilege	4144	powershell.exe
Token: SeUndockPrivilege	4144	powershell.exe
Token: SeManageVolumePrivilege	4144	powershell.exe
Token: 33	4144	powershell.exe
Token: 34	4144	powershell.exe
Token: 35	4144	powershell.exe
Token: 36	4144	powershell.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 2152	2420	07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe	89
PID 2420 wrote to memory of 4976	2420	07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe	91
PID 2420 wrote to memory of 2856	2420	07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe	93
PID 2420 wrote to memory of 1184	2420	07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe	95
PID 2420 wrote to memory of 4144	2420	07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe	97
PID 2420 wrote to memory of 4840	2420	07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe	103
PID 2420 wrote to memory of 404	2420	07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe	105
PID 2420 wrote to memory of 2560	2420	07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe	107
PID 2420 wrote to memory of 2232	2420	07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe	108
PID 2420 wrote to memory of 5792	2420	07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe	109

Views/modifies file attributes 1 TTPs 2 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2152	attrib.exe
404	attrib.exe

C:\Users\Admin\AppData\Local\Temp\07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe
"C:\Users\Admin\AppData\Local\Temp\07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Windows\system32\attrib.exe
  "attrib" +H C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\OneDriveUpdate.exe
  2⤵
  - Views/modifies file attributes
  PID:2152
- C:\Windows\system32\reg.exe
  "reg" add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v WindowsHealthMonitor /t REG_SZ /d C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\OneDriveUpdate.exe /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:4976
- C:\Windows\system32\reg.exe
  "reg" add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v SysHelper /t REG_SZ /d C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Themes\ThemeSync.exe /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:2856
- C:\Windows\system32\reg.exe
  "reg" add HKCU\Software\Microsoft\Windows\CurrentVersion\RunOnce /v Setup /t REG_SZ /d C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\OneDriveUpdate.exe /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:1184
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -WindowStyle Hidden -Command "$action = New-ScheduledTaskAction -Execute 'C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\SendTo\\OneDriveUpdate.exe'; $trigger = New-ScheduledTaskTrigger -AtLogon; $settings = New-ScheduledTaskSettingsSet -Hidden -AllowStartIfOnBatteries -DontStopIfGoingOnBatteries; Register-ScheduledTask -TaskName 'OneDriveStandalone' -Action $action -Trigger $trigger -Settings $settings -Force"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4144
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -WindowStyle Hidden -Command "$s = (New-Object -COM WScript.Shell).CreateShortcut('C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\Startup\\OneDrive.lnk'); $s.TargetPath = 'C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\SendTo\\OneDriveUpdate.exe'; $s.WorkingDirectory = 'C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\SendTo'; $s.WindowStyle = 7; $s.Save()"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Creates a file in the Startup directory
  - Suspicious behavior: EnumeratesProcesses
  PID:4840
- C:\Windows\system32\attrib.exe
  "attrib" +H C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Themes\syshelper.vbs
  2⤵
  - Views/modifies file attributes
  PID:404
- C:\Windows\system32\wscript.exe
  "wscript.exe" //nologo //b C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Themes\syshelper.vbs
  2⤵
  - Executes a VBScript file via the Windows Script Host.
  PID:2560
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\OneDriveUpdate.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\OneDriveUpdate.exe"
  2⤵
  - Executes dropped EXE
  PID:2232
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\OneDriveUpdate.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\OneDriveUpdate.exe"
  2⤵
  - Executes dropped EXE
  PID:5792

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\OneDriveUpdate.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\OneDriveUpdate.exe
1⤵
- Executes dropped EXE
PID:2716

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Visual Basic

T1059.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 d28ef187840dcd1fe0a8a757ef9cd326023bec38b39ef1338f91d508d55dcf28
MD5 acbc65123954839a819fa2495d239bf7
SHA1 063cff64444a6e3b4be1445b4cecb477e4d6ae47
SHA512 af07d3f6dcf1779bcc864aabe9e08563b20b8df8238df7bb08a5fe3b4e40d10f2e2a4442a042fe5d7a320e3b8195799ecc885549faa8babb5909eb32271e7b91
TLSH
T170216833B3DD8615CC9A413A10CDAC1036B6C7DB40DECFAB7B84E655A43F699CE61160
MD5 SHA1 SHA512 TLSH

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__PSScriptPolicyTest_wd4k5nxj.puz.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wd4k5nxj.puz.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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OneDriveUpdate.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\OneDriveUpdate.exe
Size 351KB
SHA256 07435999bf65a3c697585c56eba4682af0cc0dcfad68f7c5e748a195bdad27cf
MD5 a34c1fdadf2b98a640db65ad4a206a90
SHA1 06f26ff1c47c4d9003db6111bcef88aacf721b0d
SHA512 c2649bbc5a5350fd5cb992a3269f03625e76c8c5f34e1bce127b7b2c002423a9db7093d7881eea0807110b53d6cf37952bf13f8a96f2d91d1f11441e0c47b80d
SSDEEP 6144:MSYuLs6wLNg+GceFU8/+i/jFLjXg02cDqLOX5HQS2tVfji2:MATwZnTGdlg+x5HQXt
TLSH
T1EE745C21FA955CF9D1A7C03482554A629A737CCB0B21AAFF23D442352F2AAF56F3C714
MD5 SHA1 SHA512 SSDEEP TLSH

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syshelper.vbs

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Themes\syshelper.vbs
Size 647B
SHA256 683299efb20c6d035b79528fc3b65b4ead66e9bcf4c9dccb3c720ee926860341
MD5 f34cf97a62252c9fbff74f43d05cb2d8
SHA1 647490617850310f50ca9ba54640a70209f1c511
SHA512 b99321322d1e82026bd52a676c2e5e62a177b56220210ad49c846a5164123122de3665ab517ba72c8caefaf5f0913f5fb907e2c9cd22c760b0f79e118fbe3e7f
TLSH
T146F0A212DC19CB74D466255A23F3950EA5D14346789E6515FE4CC5CC7FC0F55D4880E3
MD5 SHA1 SHA512 TLSH

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memory/4144-9-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-21-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-8-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-0-0x00007FF844B9F000-0x00007FF844BA0000-memory.dmp

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memory/4144-10-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-11-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-14-0x000001C6E8CC0000-0x000001C6E8CDE000-memory.dmp

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memory/4144-16-0x000001C6E8CE0000-0x000001C6E8D92000-memory.dmp

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memory/4144-17-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-18-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-15-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-20-0x000001C6E8AA0000-0x000001C6E8AAA000-memory.dmp

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memory/4144-19-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-7-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-22-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-23-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-24-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-4-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-26-0x000001C6E8F10000-0x000001C6E8F2E000-memory.dmp

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memory/4144-27-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-28-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-30-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-3-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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memory/4144-2-0x000001C6D0420000-0x000001C6D0442000-memory.dmp

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memory/4144-1-0x00007FF844A10000-0x00007FF8453B4000-memory.dmp

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