Analysis
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max time kernel
147s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21-12-2024 03:48
Static task
static1
Behavioral task
behavioral1
Sample
a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe
Resource
win10v2004-20241007-en
General
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Target
a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe
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Size
61KB
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MD5
ff148364120acb09dfbba6d3b0bc351e
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SHA1
5531aa7d26fadc5be96c06f5339793db5429fd16
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SHA256
a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36
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SHA512
37ccf5822007255fcbe2fb264745cce40003d8c053b1d8dde29a86a31b2816f3cf457212fe75eecafd7905adc7df3686ed48d4dad1d2a7bc7634e567ffc6dcb5
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SSDEEP
1536:HAjfrlVBlSmPd7u8CcQ8agm2Y6YF8Jf7K:HAjzfnSmPdCLTVF897K
Malware Config
Extracted
metasploit
encoder/call4_dword_xor
Signatures
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MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Metasploit family
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Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Microsoft Driver Setup = "C:\\Windows\\yadrive32.exe" a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe -
Executes dropped EXE 1 IoCs
pid Process 2744 yadrive32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Driver Setup = "C:\\Windows\\yadrive32.exe" a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\yadrive32.exe a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe File opened for modification C:\Windows\yadrive32.exe a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe File created C:\Windows\%windir%\lfffile32.log yadrive32.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language yadrive32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3048 a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe 3048 a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3048 wrote to memory of 2744 3048 a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe 30 PID 3048 wrote to memory of 2744 3048 a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe 30 PID 3048 wrote to memory of 2744 3048 a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe 30 PID 3048 wrote to memory of 2744 3048 a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe"C:\Users\Admin\AppData\Local\Temp\a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36.exe"1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3048 -
C:\Windows\yadrive32.exe"C:\Windows\yadrive32.exe"2⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2744
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
61KB
MD5ff148364120acb09dfbba6d3b0bc351e
SHA15531aa7d26fadc5be96c06f5339793db5429fd16
SHA256a9186d7c4de1c62c2f27aa22e0e9c550f6e5a0552acca8dfbdb6bbe4fe396f36
SHA51237ccf5822007255fcbe2fb264745cce40003d8c053b1d8dde29a86a31b2816f3cf457212fe75eecafd7905adc7df3686ed48d4dad1d2a7bc7634e567ffc6dcb5