1251c20307b08f42dfc4263de905c09868d33aa6cc591c49e9b3b40b4432fa2e

Analysis

max time kernel
25s
max time network
141s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260706-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
07/07/2026, 15:19

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General

Target
DLL/FlowSshC64.dll
Size 7.7MB
Sample260707-sqlblagx7p
SHA256 1251c20307b08f42dfc4263de905c09868d33aa6cc591c49e9b3b40b4432fa2e
MD5 53f7217adabbd9f0c41aa9f8a0edc32a
SHA1 d1655f7aa6e1c5c53d0f0137a7ffee12725a1ecc
SHA512 7c88c62a9203822a02963006287f77a1e938ca897a0ea3d140dfe7a136c5f45d10ee8b2e23d8903edd981f65b055b3e80859d2aaf6a2779577163c87d7b93e29
SSDEEP 49152:VkxqwYnMn3lI6IinOd24GPbOKh8CResYVmaOAcZO3hmQrRmZ1PxsCD+c1T+8Ak7M:BwPIihGtR+sO+8T+7frSm99MQY/g
TLSH
T1F686192A27FC8164E1B6DE3945639143F27238955B75FADF1060021EEF237E19A3E722
MD5 SHA1 SHA512 SSDEEP TLSH

Score

6^/10

persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000\Software\Microsoft\Active Setup\Installed Components	explorer.exe

Enumerates connected drives 3 TTPs 2 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\E:	explorer.exe
File opened (read-only)	\??\F:	explorer.exe

Modifies registry class 13 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-2049790993-2338060321-149346055-1000\{A618DBD6-6B48-4FFB-8479-7B10DFCA1D66}	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000_Classes\Local Settings	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1CF1260C-4DD0-4ebb-811F-33C572699FDE}\Instance\	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{374DE290-123F-4565-9164-39C4925E467B}\Instance\	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}\Instance\	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A0953C92-50DC-43bf-BE83-3742FED03C9C}\Instance\	explorer.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2788	explorer.exe
Token: SeCreatePagefilePrivilege	2788	explorer.exe
Token: SeShutdownPrivilege	2788	explorer.exe
Token: SeCreatePagefilePrivilege	2788	explorer.exe
Token: SeShutdownPrivilege	2788	explorer.exe
Token: SeCreatePagefilePrivilege	2788	explorer.exe
Token: SeShutdownPrivilege	2788	explorer.exe
Token: SeCreatePagefilePrivilege	2788	explorer.exe
Token: SeShutdownPrivilege	2788	explorer.exe
Token: SeCreatePagefilePrivilege	2788	explorer.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1236	sihost.exe
2788	explorer.exe
2788	explorer.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1236 wrote to memory of 2788	1236	sihost.exe	92

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\DLL\FlowSshC64.dll,#1
1⤵
PID:5224

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1236
- C:\Windows\explorer.exe
  explorer.exe /LOADSAVEDWINDOWS
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Enumerates connected drives
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:2788

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:5240

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
1⤵
PID:2472

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

prep_Activatable Class_Hermes_perf.cache

Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
Size 599B
SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
MD5 658ab8c32d4cc5deb36ac5f63da4658b
SHA1 30c12cd871ff0c2c4098d794e9ae4f2540586813
SHA512 a73030c008ef3c2e274f11c90bfe79fa8ae402f76801c710bed8cc1ab1218a84858ea566b772be4bade8ef639a019c57d297028df15b64b3753482cf0f3c8f85
TLSH
T12AF05C83EB6A1B72C456123DC8EE56E47B31D1846EC11367A2107B1D3C2B7192D174BD
MD5 SHA1 SHA512 TLSH

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memory/2472-21-0x00000201001E0000-0x00000201002E0000-memory.dmp

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memory/2472-53-0x0000020103CF0000-0x0000020103D10000-memory.dmp

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memory/2472-67-0x00000201151B0000-0x00000201151D0000-memory.dmp

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memory/2472-33-0x0000020113D70000-0x0000020113E70000-memory.dmp

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memory/2472-31-0x0000020103B90000-0x0000020103BB0000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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