Analysis
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max time kernel
141s -
max time network
154s -
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 20:54
Static task
static1
Behavioral task
behavioral1
Sample
a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe
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Size
13KB
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MD5
a41ca1ab503dd9a9be208728df187e34
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SHA1
d7884a5f921648273d08871e60057b50fa583c20
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SHA256
5f3a92342682c21051fcbcd2fda057825b806597226b02896f6832be3c6f980d
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SHA512
3c6cbfee3b3b21832473f45e5e5dbf473ed8967c3c8e5694181ba679d4eca437c41b2bcf5312da41121cd2b6758847dfbdf193d8592dd04c0168662c670f3ae2
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SSDEEP
384:nLOTSoMaHAhzQYVu1TY7gKJEmizmzCaF1FY:0Sagh0Qu1UkKE7AF
Malware Config
Signatures
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Detects Andromeda payload. 2 IoCs
resource yara_rule behavioral2/memory/1136-6-0x0000000000BE0000-0x0000000000BE5000-memory.dmp family_andromeda behavioral2/memory/1136-10-0x0000000000BE0000-0x0000000000BE5000-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\24093 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\mstsah.exe" svchost.exe -
Deletes itself 1 IoCs
pid Process 1136 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 a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\PROGRA~3\LOCALS~1\Temp\mstsah.exe 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 a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3116 a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe 3116 a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 3116 a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe 3116 a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3116 wrote to memory of 1136 3116 a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe 84 PID 3116 wrote to memory of 1136 3116 a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe 84 PID 3116 wrote to memory of 1136 3116 a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\a41ca1ab503dd9a9be208728df187e34_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a41ca1ab503dd9a9be208728df187e34_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:3116 -
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:1136
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