Analysis
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max time kernel
152s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
25-12-2023 11:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
1969151091fad0a64c9844ee06be2c7c.exe
Resource
win7-20231215-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
1969151091fad0a64c9844ee06be2c7c.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
1969151091fad0a64c9844ee06be2c7c.exe
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Size
172KB
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MD5
1969151091fad0a64c9844ee06be2c7c
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SHA1
16e1845995bc1428914b4ee1661808b151d585f3
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SHA256
5cbc5c11221458929cf531b4b516560fc2bbc2edab908e69a3e1b46d5d022f0a
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SHA512
aaf6def8d76895403948f5c8aaa19288732f5c957fc28c3403ab5f127f300e39d788706f8e4d8d4167b303e64ddcfcb676f74330359878c4e996c55bdb66087b
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SSDEEP
3072:5LpxkNsPZKuPxCNLKFpaVjMqABbOwux+U2yZjQNo7s:5tx8NepawbAxBnpQ+A
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-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 1969151091fad0a64c9844ee06be2c7c.exe Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" pmfur.exe -
Executes dropped EXE 1 IoCs
pid Process 2736 pmfur.exe -
Loads dropped DLL 2 IoCs
pid Process 2292 1969151091fad0a64c9844ee06be2c7c.exe 2292 1969151091fad0a64c9844ee06be2c7c.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /r" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /e" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /y" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /l" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /u" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /k" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /z" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /d" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /b" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /q" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /f" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /p" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /h" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /o" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /j" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /n" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /v" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /g" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /s" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /c" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /x" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /w" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /d" 1969151091fad0a64c9844ee06be2c7c.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /a" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /m" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /t" pmfur.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\pmfur = "C:\\Users\\Admin\\pmfur.exe /i" pmfur.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2292 1969151091fad0a64c9844ee06be2c7c.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe 2736 pmfur.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2292 1969151091fad0a64c9844ee06be2c7c.exe 2736 pmfur.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2292 wrote to memory of 2736 2292 1969151091fad0a64c9844ee06be2c7c.exe 28 PID 2292 wrote to memory of 2736 2292 1969151091fad0a64c9844ee06be2c7c.exe 28 PID 2292 wrote to memory of 2736 2292 1969151091fad0a64c9844ee06be2c7c.exe 28 PID 2292 wrote to memory of 2736 2292 1969151091fad0a64c9844ee06be2c7c.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\1969151091fad0a64c9844ee06be2c7c.exe"C:\Users\Admin\AppData\Local\Temp\1969151091fad0a64c9844ee06be2c7c.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2292 -
C:\Users\Admin\pmfur.exe"C:\Users\Admin\pmfur.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:2736
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
172KB
MD525b15afc8cba3c2980c2728a6b0ccc27
SHA15c72cc67390cdb7ff243152ae245a8a6ee630373
SHA25685ee79e3d87ec3b3acbeadb1d0f74a50f214688c1f53467ade2d0afc94fd2f49
SHA5121a852c7b6623caa66898a139fc81c9a9e123cc089e943eb5f8355b4eab2372ac8db78270daf9f4f249dcbc2dd2784e7dabfeefbe52dfcce3dcda707e94a1a64c