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Analysis
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max time kernel
150s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
20/10/2022, 01:39
Static task
static1
Behavioral task
behavioral1
Sample
6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe
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Size
152KB
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MD5
8110e09f22a3e291b4877c1e1f54ffd2
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SHA1
2283ffc5fda725ff12a418755313571065115f41
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SHA256
6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193
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SHA512
3d3c5a43f2851558733f825acd073765845551b7ad9cf3019bf3c61c792dca10224da928c6834aa57ceac274a12e9cde2f184ca243e5cf8c54503880c4ee00b9
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SSDEEP
3072:UiSzMr/Yt8wZfLOweRty9bWT4Ni4oQZiEWV:IzMrQ+YBeW96TgeWS
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" piiwi.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe -
Executes dropped EXE 1 IoCs
pid Process 4684 piiwi.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /v" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /l" piiwi.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /n" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /A" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /K" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /F" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /r" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /N" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /Y" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /Q" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /f" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /a" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /t" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /O" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /i" piiwi.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /s" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /I" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /p" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /S" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /W" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /M" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /G" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /k" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /y" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /X" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /c" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /g" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /C" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /E" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /B" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /U" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /T" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /H" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /w" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /R" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /L" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /u" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /j" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /P" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /h" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /l" 6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /e" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /o" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /z" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /m" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /d" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /J" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /b" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /V" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /x" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /q" piiwi.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piiwi = "C:\\Users\\Admin\\piiwi.exe /D" piiwi.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4876 6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe 4876 6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe 4684 piiwi.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4876 6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe 4684 piiwi.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4876 wrote to memory of 4684 4876 6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe 86 PID 4876 wrote to memory of 4684 4876 6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe 86 PID 4876 wrote to memory of 4684 4876 6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe"C:\Users\Admin\AppData\Local\Temp\6844c95e4ed873e55a8b8625f3ef37a61027b6122c218f64d4040373f1c8a193.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4876 -
C:\Users\Admin\piiwi.exe"C:\Users\Admin\piiwi.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4684
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
152KB
MD5d14d1e96a5ff766ba0c84b28a41da519
SHA1521600538133a7357cd0ac13b39d53a0157c67e3
SHA2568e29921d891fa65ca21362fffefc9e410d3ac052fd56b513a3c8e107cd7eb3db
SHA512e57f37fa81f8085cbe0db62345ca7a9c0bbfb1b6ad0aa5ac653e9935212a889837cb22cc04b81369fd04538945e07bf9033250c0a283f0a109b84d367a471dcd
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Filesize
152KB
MD5d14d1e96a5ff766ba0c84b28a41da519
SHA1521600538133a7357cd0ac13b39d53a0157c67e3
SHA2568e29921d891fa65ca21362fffefc9e410d3ac052fd56b513a3c8e107cd7eb3db
SHA512e57f37fa81f8085cbe0db62345ca7a9c0bbfb1b6ad0aa5ac653e9935212a889837cb22cc04b81369fd04538945e07bf9033250c0a283f0a109b84d367a471dcd