Analysis
- max time kernel
149s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/09/2026, 01:34
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
PO-PMMA ULTRA.pdf.exe
Resource
win10v2004-20260911-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
PO-PMMA ULTRA.pdf.exe
Resource
win11ltsc2024-20260911-en
10 signatures
150 seconds
General
- Target PO-PMMA ULTRA.pdf.exe
- Size 1.3MB
- Sample260924-by4pgabc97
- SHA256 18fa7cf3620a09dfea806bf2e80f13284f64f311f9f0a252f54923a84ce6057a
- MD5 39e9413eab50de93af898e1ae424fd5e
- SHA1 0e6f834eb815e66012de8e0d21a6df9d4ad9d753
- SHA512 c3386a4652bd3ce397e16b7cc144e19654e7e906cd46d605ccfac4710824f93e79c97b25491e4f6363a70a86d8eea7e415212213dd5c89327db6661f7fc0f552
- SSDEEP 24576:XEsiu847ymoCuGhwOq+HUtSAoCVmzshkD8tmNi:XEb9mTnpKqM7s
- TLSH T1B255F13957C60768D0FAEB30D3B616A243B0B92B4232E39F955861FD8E21B576532733
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- .NET Reactor proctector 64 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral2/memory/5036-5-0x0000000005410000-0x0000000005478000-memory.dmp net_reactor behavioral2/memory/5036-19-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-15-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-21-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-17-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-9-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-131-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-127-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-123-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-121-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-119-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-115-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-111-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-109-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-105-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-103-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-99-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-97-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-93-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-91-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-89-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-85-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-83-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-82-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-78-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-75-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-73-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-71-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-69-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-67-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-63-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-61-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-57-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-53-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-51-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-49-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-45-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-43-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-39-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-37-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-35-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-33-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-31-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-11-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-129-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-125-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-117-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-113-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-107-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-101-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-96-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-87-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-79-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-65-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-59-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-6-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-55-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-47-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-41-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-29-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-27-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-26-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-24-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor behavioral2/memory/5036-13-0x0000000005410000-0x000000000547B000-memory.dmp net_reactor - Executes dropped EXE 1 IoCs
pid Process 4992 gazetteerage.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-461973139-3212354679-1508698038-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\abaculus = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\gazetteerage.exe" AddInProcess32.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5036 set thread context of 5888 5036 PO-PMMA ULTRA.pdf.exe 90 - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe AddInProcess32.exe - System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PO-PMMA ULTRA.pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AddInProcess32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language gazetteerage.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5036 PO-PMMA ULTRA.pdf.exe 5036 PO-PMMA ULTRA.pdf.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5036 PO-PMMA ULTRA.pdf.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5888 AddInProcess32.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5036 wrote to memory of 5888 5036 PO-PMMA ULTRA.pdf.exe 90 PID 5036 wrote to memory of 5888 5036 PO-PMMA ULTRA.pdf.exe 90 PID 5036 wrote to memory of 5888 5036 PO-PMMA ULTRA.pdf.exe 90 PID 5036 wrote to memory of 5888 5036 PO-PMMA ULTRA.pdf.exe 90 PID 5036 wrote to memory of 5888 5036 PO-PMMA ULTRA.pdf.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO-PMMA ULTRA.pdf.exe"C:\Users\Admin\AppData\Local\Temp\PO-PMMA ULTRA.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5036 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"2⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5888
-
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\gazetteerage.exeC:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\gazetteerage.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4992
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\gazetteerage.exe
- Size 35KB
- SHA256 b5a062d6cc834cf61e8daa1e542e18901565be5a4b86ceef30bb44652b894709
- MD5 d7bd9dac9df27cf6cef8276af6e1f8e6
- SHA1 92eab87ec0724ab67f36e1b6489855980ed9e0f0
- SHA512 cc9af5cc063daf9baa06ff45446cc4d8eda26d2611e589e9c75e7eeea20d3eafe4017d57be145dfd65421102a04e754e0728712e1ef7e646267a145c6b3a5a84
- SSDEEP 384:Nc3JOvwWj8Gpw0A67dOpR9JKJ9Yl6dnPU3SERztmbqCJstdMardz/JikPZ+bsPZ1:N4JU8g17dP6Iq8vMtmKEN4Nj05sN9z
- TLSH T11EF2A568D3E80312E2B34BB099F5C483AD76B953AE75DB5C358E530D0E627805663B3B
- MD5 SHA1 SHA512 SSDEEP TLSH