Overview
overview
10Static
static
10niha-main/OmNom.exe
windows10-ltsc_2021-x64
10niha-main/alfa.exe
windows10-ltsc_2021-x64
8niha-main/derq.exe
windows10-ltsc_2021-x64
10niha-main/...af.exe
windows10-ltsc_2021-x64
7niha-main/...dr.exe
windows10-ltsc_2021-x64
7niha-main/...ra.exe
windows10-ltsc_2021-x64
10niha-main/kiprea2.exe
windows10-ltsc_2021-x64
10niha-main/kkk.exe
windows10-ltsc_2021-x64
10niha-main/...as.exe
windows10-ltsc_2021-x64
10niha-main/...wr.exe
windows10-ltsc_2021-x64
10niha-main/...ij.exe
windows10-ltsc_2021-x64
10niha-main/...12.exe
windows10-ltsc_2021-x64
10niha-main/...sr.exe
windows10-ltsc_2021-x64
10niha-main/...as.exe
windows10-ltsc_2021-x64
10niha-main/opiww1.exe
windows10-ltsc_2021-x64
10niha-main/...na.exe
windows10-ltsc_2021-x64
10niha-main/...t1.exe
windows10-ltsc_2021-x64
10niha-main/...ad.exe
windows10-ltsc_2021-x64
niha-main/...ed.exe
windows10-ltsc_2021-x64
8niha-main/pypdwat.exe
windows10-ltsc_2021-x64
7niha-main/...12.exe
windows10-ltsc_2021-x64
10niha-main/robobob.exe
windows10-ltsc_2021-x64
10niha-main/swi.exe
windows10-ltsc_2021-x64
10niha-main/thiakdc.exe
windows10-ltsc_2021-x64
10niha-main/...ka.exe
windows10-ltsc_2021-x64
8niha-main/time.exe
windows10-ltsc_2021-x64
10niha-main/vosemOO.exe
windows10-ltsc_2021-x64
10niha-main/wint1.exe
windows10-ltsc_2021-x64
10niha-main/wint2.exe
windows10-ltsc_2021-x64
10Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-ltsc_2021_x64 -
resource
win10ltsc2021-20250314-en -
resource tags
arch:x64arch:x86image:win10ltsc2021-20250314-enlocale:en-usos:windows10-ltsc_2021-x64system -
submitted
16/04/2025, 23:55
Static task
static1
Behavioral task
behavioral1
Sample
niha-main/OmNom.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral2
Sample
niha-main/alfa.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral3
Sample
niha-main/derq.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral4
Sample
niha-main/inktkisaf.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral5
Sample
niha-main/iotjsjawdr.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral6
Sample
niha-main/iylksfkktra.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral7
Sample
niha-main/kiprea2.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral8
Sample
niha-main/kkk.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral9
Sample
niha-main/liladertoas.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral10
Sample
niha-main/lporjgjsawr.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral11
Sample
niha-main/mbyoitksfjkyij.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral12
Sample
niha-main/mixerat12.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral13
Sample
niha-main/nerialtersr.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral14
Sample
niha-main/ninahoooas.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral15
Sample
niha-main/opiww1.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral16
Sample
niha-main/plorestoana.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral17
Sample
niha-main/poratertosat1.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral18
Sample
niha-main/pothgkjad.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral19
Sample
niha-main/potphbksed.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral20
Sample
niha-main/pypdwat.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral21
Sample
niha-main/rigosae12.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral22
Sample
niha-main/robobob.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral23
Sample
niha-main/swi.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral24
Sample
niha-main/thiakdc.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral25
Sample
niha-main/tiadktka.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral26
Sample
niha-main/time.exe
Resource
win10ltsc2021-20250410-en
Behavioral task
behavioral27
Sample
niha-main/vosemOO.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral28
Sample
niha-main/wint1.exe
Resource
win10ltsc2021-20250410-en
General
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Target
niha-main/pypdwat.exe
-
Size
29KB
-
MD5
3ace4cb9af0f0a2788212b3ec9dd4a4e
-
SHA1
2914bd74b5553f5f4dbd5f7b23bc00d04a2c77cb
-
SHA256
121bfcb759e561bca3f63777498646c80d030a92dac5a27c7c9cc8f5581e672e
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SHA512
76ecc354b1fb5bf93f18bbe9f85401ef40e0826f7eea73a0cb5afda5d69ec384a459c07b6cc2386176888978d2dbb9bac9360e249114c59799de0984bbba5c56
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SSDEEP
384:EhEy+hzv91UqVY8+JppEhKe+Ej7sI4GSFdX9NAb/QX22r5A/w/o0el7xI:IEy+hT91UqVY8+XpEh6CMs7gx/o17
Malware Config
Signatures
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-73851796-4078923053-1419757224-1000\Control Panel\International\Geo\Nation pypdwat.exe Key value queried \REGISTRY\USER\S-1-5-21-73851796-4078923053-1419757224-1000\Control Panel\International\Geo\Nation service.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\service.exe pypdwat.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\service.exe service.exe -
Executes dropped EXE 1 IoCs
pid Process 2624 service.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 6 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language service.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pypdwat.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 5820 schtasks.exe 4848 schtasks.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 732 wrote to memory of 3540 732 pypdwat.exe 82 PID 732 wrote to memory of 3540 732 pypdwat.exe 82 PID 732 wrote to memory of 3540 732 pypdwat.exe 82 PID 3540 wrote to memory of 5820 3540 cmd.exe 84 PID 3540 wrote to memory of 5820 3540 cmd.exe 84 PID 3540 wrote to memory of 5820 3540 cmd.exe 84 PID 2624 wrote to memory of 4820 2624 service.exe 91 PID 2624 wrote to memory of 4820 2624 service.exe 91 PID 2624 wrote to memory of 4820 2624 service.exe 91 PID 4820 wrote to memory of 4848 4820 cmd.exe 94 PID 4820 wrote to memory of 4848 4820 cmd.exe 94 PID 4820 wrote to memory of 4848 4820 cmd.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\niha-main\pypdwat.exe"C:\Users\Admin\AppData\Local\Temp\niha-main\pypdwat.exe"1⤵
- Checks computer location settings
- Drops startup file
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:732 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C schtasks /create /tn WinApp /tr %APPDATA%\service.exe /st 00:00 /du 9999:59 /sc daily /ri 1 /f2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3540 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn WinApp /tr C:\Users\Admin\AppData\Roaming\service.exe /st 00:00 /du 9999:59 /sc daily /ri 1 /f3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:5820
-
-
-
C:\Users\Admin\AppData\Roaming\service.exe"C:\Users\Admin\AppData\Roaming\service.exe"1⤵
- Checks computer location settings
- Drops startup file
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2624 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C schtasks /create /tn WinApp /tr %APPDATA%\service.exe /st 00:00 /du 9999:59 /sc daily /ri 1 /f2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4820 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn WinApp /tr C:\Users\Admin\AppData\Roaming\service.exe /st 00:00 /du 9999:59 /sc daily /ri 1 /f3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4848
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
-
Filesize
29KB
MD53ace4cb9af0f0a2788212b3ec9dd4a4e
SHA12914bd74b5553f5f4dbd5f7b23bc00d04a2c77cb
SHA256121bfcb759e561bca3f63777498646c80d030a92dac5a27c7c9cc8f5581e672e
SHA51276ecc354b1fb5bf93f18bbe9f85401ef40e0826f7eea73a0cb5afda5d69ec384a459c07b6cc2386176888978d2dbb9bac9360e249114c59799de0984bbba5c56