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Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
18/08/2024, 03:53
Static task
static1
Behavioral task
behavioral1
Sample
a54952b68913b7187994684d58ffc099_JaffaCakes118.exe
Resource
win7-20240729-en
General
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Target
a54952b68913b7187994684d58ffc099_JaffaCakes118.exe
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Size
96KB
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MD5
a54952b68913b7187994684d58ffc099
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SHA1
e3ac1efd9549e5165cbca9ab4d3144e6672fed5d
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SHA256
6a83c655e2af8ecb8e74c9553de0a2ec2328d8bb14fd124c7c16ac510c9e4145
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SHA512
ed6696f77b146166fee5c0171e818102a748be2746d7e51feb3203dbdcabcf70e2363f5973b9788f96e3e9917f672d5d2f532e39f7fdcc244c741f68f5cda4a3
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SSDEEP
1536:+6FusSx9qYMhdFHS8qdydo3nTzhYxJA+CwNUtBZVY9v8prEk3MSMKe7:+gS4jHS8q/3nTzePCwNUh4E9EfDKe7
Malware Config
Signatures
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Gh0st RAT payload 2 IoCs
resource yara_rule behavioral1/files/0x000700000001949e-20.dat family_gh0strat behavioral1/memory/940-22-0x0000000000400000-0x000000000044E31C-memory.dmp family_gh0strat -
Deletes itself 1 IoCs
pid Process 940 hvmqnjpved -
Executes dropped EXE 1 IoCs
pid Process 940 hvmqnjpved -
Loads dropped DLL 3 IoCs
pid Process 2116 a54952b68913b7187994684d58ffc099_JaffaCakes118.exe 2116 a54952b68913b7187994684d58ffc099_JaffaCakes118.exe 2804 svchost.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 svchost.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\ycpnqhpnet svchost.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 a54952b68913b7187994684d58ffc099_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hvmqnjpved Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe -
Modifies data under HKEY_USERS 6 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7" svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum svchost.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 940 hvmqnjpved 2804 svchost.exe 2804 svchost.exe -
Suspicious use of AdjustPrivilegeToken 18 IoCs
description pid Process Token: SeRestorePrivilege 940 hvmqnjpved Token: SeBackupPrivilege 940 hvmqnjpved Token: SeBackupPrivilege 940 hvmqnjpved Token: SeRestorePrivilege 940 hvmqnjpved Token: SeBackupPrivilege 2804 svchost.exe Token: SeRestorePrivilege 2804 svchost.exe Token: SeBackupPrivilege 2804 svchost.exe Token: SeBackupPrivilege 2804 svchost.exe Token: SeSecurityPrivilege 2804 svchost.exe Token: SeSecurityPrivilege 2804 svchost.exe Token: SeBackupPrivilege 2804 svchost.exe Token: SeBackupPrivilege 2804 svchost.exe Token: SeSecurityPrivilege 2804 svchost.exe Token: SeBackupPrivilege 2804 svchost.exe Token: SeBackupPrivilege 2804 svchost.exe Token: SeSecurityPrivilege 2804 svchost.exe Token: SeBackupPrivilege 2804 svchost.exe Token: SeRestorePrivilege 2804 svchost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2116 wrote to memory of 940 2116 a54952b68913b7187994684d58ffc099_JaffaCakes118.exe 29 PID 2116 wrote to memory of 940 2116 a54952b68913b7187994684d58ffc099_JaffaCakes118.exe 29 PID 2116 wrote to memory of 940 2116 a54952b68913b7187994684d58ffc099_JaffaCakes118.exe 29 PID 2116 wrote to memory of 940 2116 a54952b68913b7187994684d58ffc099_JaffaCakes118.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\a54952b68913b7187994684d58ffc099_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a54952b68913b7187994684d58ffc099_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2116 -
\??\c:\users\admin\appdata\local\hvmqnjpved"C:\Users\Admin\AppData\Local\Temp\a54952b68913b7187994684d58ffc099_JaffaCakes118.exe" a -sc:\users\admin\appdata\local\temp\a54952b68913b7187994684d58ffc099_jaffacakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:940
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k netsvcs1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2804
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
19.1MB
MD55bd45b021bf75fb3a9c867ea072bfe0b
SHA14ef000c9716383d50cee2084daa384521f8af447
SHA25686178742f85d747d7fe52cdefaa602a15dea1cde5324b7c2e8531f62c3f58e45
SHA5125cf96782d197649a68267114246f65b7e0f6f42b997746d1153ae0eeedc6a47c213117097660a066ca1b376a5680c0b1c675cf9feb24f9ec6b03534287aa279e
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Filesize
22.2MB
MD5e4a4dd207405bb4e99a931b1d391255b
SHA1a59068b37145862b582e6d226091c05f76349841
SHA256c7b1fc7344924e069e6a998fdc17af482bb5528b8af3bfae053a829bdb36147b
SHA5124735b02005b38d12eb99a118068be480e74c5fee353cfc238fcba6c41da9ecd667415095d7a0ef79e435d182fdf61fa28d31d03c99d735e66165cbe260a0c43b