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Analysis
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max time kernel
145s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
05/04/2024, 16:33
Behavioral task
behavioral1
Sample
d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe
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Size
68KB
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MD5
d8f2a7d4fb066f89ff7806603ea0192a
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SHA1
f75e9b15ae4c7ab7160cc9e3ae668bcf545af03a
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SHA256
fa8405c6d4f14f21f1e90a918d7fc1dea5fc151c183631751f32146c11198974
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SHA512
6ffaea68d23798bebed122cbc4334c1db1c0cddf3e07beb7a641f1ba91197c2110c7d2f46bb5d57d9db8828230020da71cd7a9df3a6d04514b02fd532cfc2631
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SSDEEP
768:BCB8S+OR7dOahyoHokBtqN74W7bZZmYb9PyzcjRlYlwa6NVdkPnJJMIzDV:BHJaAoHoc2x7bZoYBAcQlwJdM3
Malware Config
Signatures
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RunningRat
RunningRat is a remote access trojan first seen in 2018.
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RunningRat payload 1 IoCs
resource yara_rule behavioral1/memory/2912-0-0x0000000010000000-0x000000001000F000-memory.dmp family_runningrat -
Sets DLL path for service in the registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SRDSL\Parameters\ServiceDll = "C:\\Windows\\system32\\259398025.dll" d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2576 SRDSL.exe -
Loads dropped DLL 7 IoCs
pid Process 2912 d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe 2068 svchost.exe 2068 svchost.exe 2576 SRDSL.exe 2576 SRDSL.exe 2576 SRDSL.exe 2576 SRDSL.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\SRDSL.exe svchost.exe File created C:\Windows\SysWOW64\259398025.dll d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\ini.ini d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe File created C:\Windows\SysWOW64\SRDSL.exe svchost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2068 wrote to memory of 2576 2068 svchost.exe 30 PID 2068 wrote to memory of 2576 2068 svchost.exe 30 PID 2068 wrote to memory of 2576 2068 svchost.exe 30 PID 2068 wrote to memory of 2576 2068 svchost.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe"1⤵
- Sets DLL path for service in the registry
- Loads dropped DLL
- Drops file in System32 directory
PID:2912
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "SRDSL"1⤵PID:2992
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "SRDSL"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2068 -
C:\Windows\SysWOW64\SRDSL.exeC:\Windows\system32\SRDSL.exe "c:\windows\system32\259398025.dll",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2576
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
37KB
MD560956db39a7d308459f1758f833d7abf
SHA168209fc8a56f3d6c8280369f6ce6f52b9d2cf7a9
SHA25634b0bc8fa7ceeafa8589a04216b7728c0fdfacabe5fad0856f314b9ea2475f51
SHA5120b35a2cc08da57218bfa134d253ed0773533ba18fdb2552b69692b935ee27c20b8fca5ef94d7f5607a116d375dfac5d3a15a43497d5d19ac2f7778f43eebd834
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d