Analysis
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max time kernel
13s -
max time network
20s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
25/07/2024, 23:57
Behavioral task
behavioral1
Sample
71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe
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Size
98KB
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MD5
71c8f2f40e2d266738bf738ad6e27a3d
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SHA1
cfc0da3f259d9adcdb6302713c79903753bfc8b8
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SHA256
e5ff538125cf2709f701fda07fcd3daf68df2273eeaefe130748965a61977ae4
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SHA512
bd4ffc6131bf565c12d9cfa936c6f875a8a89918e03604e682b733615366c6e341020b388e9a66c856d4fa7e65e355924243d2d788c195d5b92f5ee9bd3b1127
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SSDEEP
3072:+RzyePNlE/IC2ZNUHJuVYE/Fq8vCKYC4+TV8O3DUGZGooutF1:+EePNl2v2Z6po6KjZTVPTbZGooSL
Malware Config
Signatures
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Drops file in Drivers directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\drivers\mszrp41h.sys 71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe File created C:\Windows\SysWOW64\drivers\i0nkr.sys 71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\drivers\i0nkr.sys 71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe File created C:\Windows\SysWOW64\drivers\mszrp41h.sys 71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe -
Sets service image path in registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\mszrp41h\ImagePath = "system32\\drivers\\mszrp41h.sys" 71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\i0nkr\ImagePath = "system32\\drivers\\i0nkr.sys" 71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe -
resource yara_rule behavioral1/memory/2160-0-0x0000000000400000-0x0000000000434000-memory.dmp upx behavioral1/memory/2160-9-0x0000000000400000-0x0000000000434000-memory.dmp upx -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\g93wn.dll 71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\g93wn.dll 71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe -
Suspicious behavior: LoadsDriver 2 IoCs
pid Process 464 Process not Found 464 Process not Found
Processes
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C:\Users\Admin\AppData\Local\Temp\71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\71c8f2f40e2d266738bf738ad6e27a3d_JaffaCakes118.exe"1⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2160