Analysis
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max time kernel
150s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
05-12-2022 09:37
Static task
static1
Behavioral task
behavioral1
Sample
a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe
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Size
112KB
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MD5
c50764824e16741d048dd91b2fa0f285
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SHA1
3600aede8210a1223fa47dcce66f3d31482fbd13
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SHA256
a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86
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SHA512
c04ad1c057aeb4791b1ba6631a6e3f27729277c0777198ed5ac714799c5f2f49727cc7b9d4ab32a36a0607f0dfa0dcdeb9a1d1463a6b859671ecab27b9536e61
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SSDEEP
1536:EbDIUJKz6z4e/BnZlTg9L4wPMwrLHDDG3ERz4QcJ5JMK:UbO7eJnZYMwrrLHDDG3BJMK
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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" mofak.exe -
Executes dropped EXE 1 IoCs
pid Process 1820 mofak.exe -
Loads dropped DLL 2 IoCs
pid Process 1604 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 1604 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /d" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /w" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /x" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /o" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /s" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /e" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /g" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /m" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /c" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /r" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /i" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /b" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /l" mofak.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /y" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /p" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /j" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /z" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /c" a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /t" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /f" mofak.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /h" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /a" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /k" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /v" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /n" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /q" mofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\mofak = "C:\\Users\\Admin\\mofak.exe /u" mofak.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 1604 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe 1820 mofak.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1604 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 1820 mofak.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1604 wrote to memory of 1820 1604 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 27 PID 1604 wrote to memory of 1820 1604 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 27 PID 1604 wrote to memory of 1820 1604 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 27 PID 1604 wrote to memory of 1820 1604 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe"C:\Users\Admin\AppData\Local\Temp\a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.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:1604 -
C:\Users\Admin\mofak.exe"C:\Users\Admin\mofak.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:1820
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
112KB
MD58f528a8d8bcbc742388ba004f97fdb0c
SHA1c3639f4051a1f946d2eae1766c577b77a908e28a
SHA25695a4e013d97cdd6445e78835ba019c1eb503e8b59eb4a8b5a0e43e0aae138802
SHA512d2ffd3067dbbdd4965a2a7f0f31fe0416555c899fb1f14fadc428d900450ec2c6611ce96213c0b6bc64dfc6894c7c34e558ad69593d5d427e882363d72f4f0e2
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Filesize
112KB
MD58f528a8d8bcbc742388ba004f97fdb0c
SHA1c3639f4051a1f946d2eae1766c577b77a908e28a
SHA25695a4e013d97cdd6445e78835ba019c1eb503e8b59eb4a8b5a0e43e0aae138802
SHA512d2ffd3067dbbdd4965a2a7f0f31fe0416555c899fb1f14fadc428d900450ec2c6611ce96213c0b6bc64dfc6894c7c34e558ad69593d5d427e882363d72f4f0e2
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Filesize
112KB
MD58f528a8d8bcbc742388ba004f97fdb0c
SHA1c3639f4051a1f946d2eae1766c577b77a908e28a
SHA25695a4e013d97cdd6445e78835ba019c1eb503e8b59eb4a8b5a0e43e0aae138802
SHA512d2ffd3067dbbdd4965a2a7f0f31fe0416555c899fb1f14fadc428d900450ec2c6611ce96213c0b6bc64dfc6894c7c34e558ad69593d5d427e882363d72f4f0e2
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Filesize
112KB
MD58f528a8d8bcbc742388ba004f97fdb0c
SHA1c3639f4051a1f946d2eae1766c577b77a908e28a
SHA25695a4e013d97cdd6445e78835ba019c1eb503e8b59eb4a8b5a0e43e0aae138802
SHA512d2ffd3067dbbdd4965a2a7f0f31fe0416555c899fb1f14fadc428d900450ec2c6611ce96213c0b6bc64dfc6894c7c34e558ad69593d5d427e882363d72f4f0e2