Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17-08-2024 18:51
Static task
static1
Behavioral task
behavioral1
Sample
a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe
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Size
42KB
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MD5
a3b920a0c30cfda36d016969d50f402c
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SHA1
92f8a5b3defed515dc018070305987c3f9292cf2
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SHA256
c788c7a10a4bf3a8f8d4fe34535a64032fc4a77bdc501d6d85bca71c4a474bef
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SHA512
4bdf906d2292913915c82e4d7bb79704c5273144ac65d36385dc13a54afa9db0cb694b22c65312f119275ccab279f5f87b19befd58e58cd9d35637e8d01489cc
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SSDEEP
384:V04Vfdj9JT9uxRgZGz0glhPuDWWx3fmslSK/Hma6A+ciHSc/fqBXMPmr6j1Ya+sO:9dfTIv9K/D6RciSc/23SYgwcY
Malware Config
Signatures
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Detects Andromeda payload. 4 IoCs
resource yara_rule behavioral2/memory/3668-4-0x00000000007D0000-0x00000000007D5000-memory.dmp family_andromeda behavioral2/memory/3668-6-0x00000000007D0000-0x00000000007D5000-memory.dmp family_andromeda behavioral2/memory/3668-10-0x00000000007D0000-0x00000000007D5000-memory.dmp family_andromeda behavioral2/memory/3668-11-0x00000000007D0000-0x00000000007D5000-memory.dmp family_andromeda -
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 svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\3730 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\mstyshure.pif" svchost.exe -
Deletes itself 1 IoCs
pid Process 3668 svchost.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\PROGRA~3\LOCALS~1\Temp\mstyshure.pif svchost.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 a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1884 a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe 1884 a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1884 a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1884 wrote to memory of 3668 1884 a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe 84 PID 1884 wrote to memory of 3668 1884 a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe 84 PID 1884 wrote to memory of 3668 1884 a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a3b920a0c30cfda36d016969d50f402c_JaffaCakes118.exe"1⤵
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1884 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\syswow64\svchost.exe2⤵
- Adds policy Run key to start application
- Deletes itself
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3668
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