603937efb5cc0eacd5cd833a26f3b525b09757b5de110e9c630896b6f45bcd85

Analysis

max time kernel
150s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/09/2026, 02:23

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General

Target
jaffacakes118_1 Advanced System Optimizer zip.exe
Size 10.4MB
Sample260910-cvfc5swvev
SHA256 603937efb5cc0eacd5cd833a26f3b525b09757b5de110e9c630896b6f45bcd85
MD5 c62cf5351d2352b73730a46c8095232c
SHA1 6ceb7af30393360e6b5384e147af2c88fb3a0c0b
SHA512 3a5fc9c6f2cd7be87acc280c16150d55953808fef2ea357c6b2f3256f98f57150c280cecdf17ecb0e2ef84b71157ee3dea144e40ef9ddde638026671487e6948
SSDEEP 12288:Yf//K/GBRLjhZDP4PyMRmakwVXF8ECC++nb3VfMjMLBdNs1g5GOw8KfgncPlqHvN:YX/KeBR/hly4YVYq
TLSH
T17AB627391D6F5EE7F2E9CE31E5DC935138DB65322580B7AF7383020E066F581A4A8D1A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4400 set thread context of 5020	4400	jaffacakes118_1 Advanced System Optimizer zip.exe	89

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	jaffacakes118_1 Advanced System Optimizer zip.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4400	jaffacakes118_1 Advanced System Optimizer zip.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4400 wrote to memory of 5020	4400	jaffacakes118_1 Advanced System Optimizer zip.exe	89
PID 4400 wrote to memory of 5020	4400	jaffacakes118_1 Advanced System Optimizer zip.exe	89
PID 4400 wrote to memory of 5020	4400	jaffacakes118_1 Advanced System Optimizer zip.exe	89
PID 4400 wrote to memory of 5020	4400	jaffacakes118_1 Advanced System Optimizer zip.exe	89
PID 4400 wrote to memory of 5020	4400	jaffacakes118_1 Advanced System Optimizer zip.exe	89
PID 4400 wrote to memory of 5020	4400	jaffacakes118_1 Advanced System Optimizer zip.exe	89
PID 4400 wrote to memory of 5020	4400	jaffacakes118_1 Advanced System Optimizer zip.exe	89

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_1 Advanced System Optimizer zip.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_1 Advanced System Optimizer zip.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4400
- C:\Users\Admin\AppData\Local\Temp\jaffacakes118_1 Advanced System Optimizer zip.exe
  "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_1 Advanced System Optimizer zip.exe"
  2⤵
  PID:5020

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

memory/5020-2-0x0000000000400000-0x000000000187B000-memory.dmp

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