Analysis
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max time kernel
132s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
22-05-2024 06:21
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe
Resource
win7-20240221-en
7 signatures
150 seconds
General
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Target
664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe
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Size
449KB
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MD5
664c1f524fdf0e1c9c50776c8bb7473d
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SHA1
6cbc9e3baba1f969a2d121441eeb2ee2e96f10f7
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SHA256
03ae00f9fec44e8a68cf1fa1ef776935c4a82646489ffa868c271e5546dab58f
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SHA512
056919b9f275fdc5f8c75701e48d53179d0db518f08f505b312d4833e299e3f8b4b55d60bcb6eed732554fefe1286a7701a5488e546d14e969ed6212dd272bf5
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SSDEEP
3072:XDne18TzZKc1NiVt19s2MJdTnFy3pLrA8wKV6ioa52oigI75ehCb2dbLriMos/C:jzMc1c99s2+dFopLrRjAi7C
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat earconshader.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies data under HKEY_USERS 18 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{94DF80E4-0488-4721-A1B6-02772A79C990} earconshader.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings earconshader.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 earconshader.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-dc-20-01-45-ff\WpadDecisionTime = c0f2e45110acda01 earconshader.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-dc-20-01-45-ff\WpadDecision = "0" earconshader.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{94DF80E4-0488-4721-A1B6-02772A79C990}\WpadNetworkName = "Network 3" earconshader.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-dc-20-01-45-ff earconshader.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{94DF80E4-0488-4721-A1B6-02772A79C990}\WpadDecisionTime = c0f2e45110acda01 earconshader.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{94DF80E4-0488-4721-A1B6-02772A79C990}\4e-dc-20-01-45-ff earconshader.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-dc-20-01-45-ff\WpadDecisionReason = "1" earconshader.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections earconshader.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00fa000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 earconshader.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 earconshader.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad earconshader.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{94DF80E4-0488-4721-A1B6-02772A79C990}\WpadDecisionReason = "1" earconshader.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{94DF80E4-0488-4721-A1B6-02772A79C990}\WpadDecision = "0" earconshader.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings earconshader.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" earconshader.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 2848 664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe 2880 664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe 2744 earconshader.exe 2908 earconshader.exe 2908 earconshader.exe 2908 earconshader.exe 2908 earconshader.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2880 664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2848 wrote to memory of 2880 2848 664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe 28 PID 2848 wrote to memory of 2880 2848 664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe 28 PID 2848 wrote to memory of 2880 2848 664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe 28 PID 2848 wrote to memory of 2880 2848 664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe 28 PID 2744 wrote to memory of 2908 2744 earconshader.exe 30 PID 2744 wrote to memory of 2908 2744 earconshader.exe 30 PID 2744 wrote to memory of 2908 2744 earconshader.exe 30 PID 2744 wrote to memory of 2908 2744 earconshader.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Users\Admin\AppData\Local\Temp\664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\664c1f524fdf0e1c9c50776c8bb7473d_JaffaCakes118.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
PID:2880
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C:\Windows\SysWOW64\earconshader.exe"C:\Windows\SysWOW64\earconshader.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Windows\SysWOW64\earconshader.exe"C:\Windows\SysWOW64\earconshader.exe"2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:2908
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