045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c

Analysis

max time kernel
148s
max time network
151s
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, 15:53

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General

Target
045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe
Size 5.0MB
Sample260809-tbvr6a1dke
SHA256 045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c
MD5 0552b0955ff7ba2fb9442268ff487d21
SHA1 d418683ac6f7495b864d677aedb5f8c2944289eb
SHA512 c7350066ac22485fb3b0cd3a75e9f4273bf8771522da950c8a3075db8a92c586039dcde226d95acc03a4a03b78d311d9bbef5596538a68ae877d5654880a9dcb
SSDEEP 98304:FS/dHsTzs1kalzlNNrkQmk1dCOsBh5MJ9gfmV:odH2A1kq7dC0J9Y
TLSH
T16036BF11FA8040B1E9B3413982BAAB7B997DBD30172485C763E41DBA4E312D17B3E75B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

discovery persistence

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File created	C:\Windows\System32\drivers\nHK02QIexH1.sys	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe
File created	C:\Windows\System32\drivers\_XxuBW34.sys	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe

Sets service image path in registry 3 TTPs 2 IoCs

This determines the executable launched when a service starts. It can be used to establish persistence.

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\nHK02QIexH1\ImagePath = "system32\\DRIVERS\\nHK02QIexH1.sys"	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\_XxuBW34\ImagePath = "system32\\DRIVERS\\_XxuBW34.sys"	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe

Executes dropped EXE 2 IoCs

pid	Process
4368	AF9F.tmp
4980	B1B3.tmp

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe

Suspicious behavior: LoadsDriver 2 IoCs

pid	Process
4544	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe
4544	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	4544	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe
Token: SeShutdownPrivilege	4544	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe
Token: SeDebugPrivilege	4544	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe
Token: SeDebugPrivilege	4368	AF9F.tmp
Token: SeDebugPrivilege	4544	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe
Token: SeLoadDriverPrivilege	4544	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe
Token: SeDebugPrivilege	4980	B1B3.tmp

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4544 wrote to memory of 4368	4544	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe	89
PID 4544 wrote to memory of 4980	4544	045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe	90

C:\Users\Admin\AppData\Local\Temp\045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe
"C:\Users\Admin\AppData\Local\Temp\045f5c978762591931109f0eee30cef627f8d7de4ed41680e40c7e6ba13f2c6c.exe"
1⤵
- Drops file in Drivers directory
- Sets service image path in registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4544
- C:\Users\Admin\AppData\Local\Temp\AF9F.tmp
  "C:\Users\Admin\AppData\Local\Temp\AF9F.tmp" 676
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:4368
- C:\Users\Admin\AppData\Local\Temp\B1B3.tmp
  "C:\Users\Admin\AppData\Local\Temp\B1B3.tmp" 696
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:4980

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

AF9F.tmp

Path C:\Users\Admin\AppData\Local\Temp\AF9F.tmp
Size 463KB
SHA256 7d03ec451fa673100e75b89f52d787f8062aca9d51f7686a7f2080ee9d2dfede
MD5 c8f8d20df648d45a8a7a3359e6f3be9e
SHA1 c13b66fbb016746947315b88b1bf90e436b2486b
SHA512 734d74152507e5e042b2bb9c35a0f3b7a664fc80805c7016d705d38d0ff053e4043b7d8851a300fac2562117b385d40a9ddc55829b343991115688f9f75a7a0f
SSDEEP 12288:Deq98eSx5cA1zXpDm649VCClXyctmS5V2NDtuFxkF:L9Fka8Xpe9VCClXyctmS5V2N5uFxkF
TLSH
T101A48CD5779009F9D177D23CC9920A16E6B27826076093CF03B496BA1F237E29E3EB15
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4544-0-0x0000000000D80000-0x00000000012B0000-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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