1a1c8fcea547dfad3108c36f696da9548fb08c2b977d06288d04e1cfbe950b19

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
10/08/2026, 03:34

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General

Target
1a1c8fcea547dfad3108c36f696da9548fb08c2b977d06288d04e1cfbe950b19.exe
Size 5.0MB
Sample260810-d4zntadh33
SHA256 1a1c8fcea547dfad3108c36f696da9548fb08c2b977d06288d04e1cfbe950b19
MD5 0a77c05a1540d82470fa49ed3932b282
SHA1 c191cc112ee0c4e332ab2a97378ed36a3975c076
SHA512 af827e94d542eddee004bc2b774605a5a313da8af6c25b9e752ca6b51c751538e2f8cc2edaf516c0128d96647e82c538e368ee23a61cb1ac956bffa2382ddd96
SSDEEP 98304:9YlLtunCI0FyF8+cirXTH3CTt2mjr5wzvFHndc+vsM9pIkfPTb8DkTv+j+:8Lt28+c8THSB2nN7seb/8D
TLSH
T1B8363315F8C2D4B1C41AD7B88613B0AEB37F77A9A9B47C1B33CC69104E65E2A647E341
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion execution persistence

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 604 created 2212	604	LockAppHost14a02b.exe	80

Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002

Executes dropped EXE 1 IoCs

pid	Process
604	LockAppHost14a02b.exe

Stops running service(s) 4 TTPs
defense_evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 604 set thread context of 1496	604	LockAppHost14a02b.exe	96

Launches sc.exe 3 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
1868	sc.exe
3244	sc.exe
5820	sc.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4920	1a1c8fcea547dfad3108c36f696da9548fb08c2b977d06288d04e1cfbe950b19.exe
4920	1a1c8fcea547dfad3108c36f696da9548fb08c2b977d06288d04e1cfbe950b19.exe
604	LockAppHost14a02b.exe
604	LockAppHost14a02b.exe
604	LockAppHost14a02b.exe
604	LockAppHost14a02b.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4920	1a1c8fcea547dfad3108c36f696da9548fb08c2b977d06288d04e1cfbe950b19.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	604	LockAppHost14a02b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4920 wrote to memory of 1868	4920	1a1c8fcea547dfad3108c36f696da9548fb08c2b977d06288d04e1cfbe950b19.exe	89
PID 4920 wrote to memory of 3244	4920	1a1c8fcea547dfad3108c36f696da9548fb08c2b977d06288d04e1cfbe950b19.exe	91
PID 4920 wrote to memory of 5820	4920	1a1c8fcea547dfad3108c36f696da9548fb08c2b977d06288d04e1cfbe950b19.exe	93
PID 604 wrote to memory of 1496	604	LockAppHost14a02b.exe	96

C:\Windows\explorer.exe
explorer.exe /LOADSAVEDWINDOWS
1⤵
PID:2212
- C:\Users\Admin\AppData\Local\Temp\1a1c8fcea547dfad3108c36f696da9548fb08c2b977d06288d04e1cfbe950b19.exe
  "C:\Users\Admin\AppData\Local\Temp\1a1c8fcea547dfad3108c36f696da9548fb08c2b977d06288d04e1cfbe950b19.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:4920
- - C:\Windows\System32\sc.exe
    "C:\Windows\System32\sc.exe" delete "MicrosoftEdgeUpdateTaskMachine_3aa5"
    3⤵
    - Launches sc.exe
    PID:1868
- - C:\Windows\System32\sc.exe
    "C:\Windows\System32\sc.exe" create "MicrosoftEdgeUpdateTaskMachine_3aa5" binpath= "C:\ProgramData\Microsoft\Network\Diagnostics\73BF5F50\LockAppHost14a02b.exe" start= "auto"
    3⤵
    - Launches sc.exe
    PID:3244
- - C:\Windows\System32\sc.exe
    "C:\Windows\System32\sc.exe" start "MicrosoftEdgeUpdateTaskMachine_3aa5"
    3⤵
    - Launches sc.exe
    PID:5820
- C:\Windows\System32\nslookup.exe
  "C:\Windows\System32\nslookup.exe"
  2⤵
  PID:1496

C:\ProgramData\Microsoft\Network\Diagnostics\73BF5F50\LockAppHost14a02b.exe
C:\ProgramData\Microsoft\Network\Diagnostics\73BF5F50\LockAppHost14a02b.exe
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:604

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

System Services

T1569

Service Execution

T1569.002

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

LockAppHost14a02b.exe

Path C:\ProgramData\Microsoft\Network\Diagnostics\73BF5F50\LockAppHost14a02b.exe
Size 5.0MB
SHA256 1a1c8fcea547dfad3108c36f696da9548fb08c2b977d06288d04e1cfbe950b19
MD5 0a77c05a1540d82470fa49ed3932b282
SHA1 c191cc112ee0c4e332ab2a97378ed36a3975c076
SHA512 af827e94d542eddee004bc2b774605a5a313da8af6c25b9e752ca6b51c751538e2f8cc2edaf516c0128d96647e82c538e368ee23a61cb1ac956bffa2382ddd96
SSDEEP 98304:9YlLtunCI0FyF8+cirXTH3CTt2mjr5wzvFHndc+vsM9pIkfPTb8DkTv+j+:8Lt28+c8THSB2nN7seb/8D
TLSH
T1B8363315F8C2D4B1C41AD7B88613B0AEB37F77A9A9B47C1B33CC69104E65E2A647E341
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/604-23-0x0000000140000000-0x00000001408FC000-memory.dmp

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memory/604-11-0x0000000140000000-0x00000001408FC000-memory.dmp

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memory/604-17-0x0000000140000000-0x00000001408FC000-memory.dmp

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memory/604-13-0x0000000140000000-0x00000001408FC000-memory.dmp

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memory/1496-18-0x0000000140000000-0x0000000140231000-memory.dmp

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memory/4920-6-0x0000000000480000-0x0000000000481000-memory.dmp

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memory/4920-8-0x0000000140000000-0x00000001408FC000-memory.dmp

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memory/4920-9-0x0000000140239000-0x00000001403F0000-memory.dmp

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memory/4920-7-0x0000000140000000-0x00000001408FC000-memory.dmp

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memory/4920-5-0x0000000140000000-0x00000001408FC000-memory.dmp

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memory/4920-2-0x0000000140000000-0x00000001408FC000-memory.dmp

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memory/4920-0-0x0000000140239000-0x00000001403F0000-memory.dmp

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memory/4920-1-0x00007FF9E0070000-0x00007FF9E0072000-memory.dmp

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