Analysis
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max time kernel
143s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
21-08-2024 23:52
Static task
static1
Behavioral task
behavioral1
Sample
b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe
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Size
13KB
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MD5
b589d25d0419079c1dab606748dbba08
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SHA1
a815d9131a197a69d55fad70e72853025827cf63
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SHA256
61ad7cc65663e8f0ac4cdd6b1cc1fa41317552a4128bed455a112477e65f7c18
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SHA512
869bf0495e85647fe58ada84cdfaeff7f0b3e19bf9454622d32f5a29a4802840c0dcd70e91db4d0fa853c0b28c206191a01529e0f0bf064890f40910112cc7f4
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SSDEEP
384:lLOTSoMaHAhzQYVu1TY7gKJEmizmzCaF1FY:GSagh0Qu1UkKE7AF
Malware Config
Signatures
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Detects Andromeda payload. 2 IoCs
resource yara_rule behavioral2/memory/4696-6-0x0000000000F10000-0x0000000000F15000-memory.dmp family_andromeda behavioral2/memory/4696-10-0x0000000000F10000-0x0000000000F15000-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\1261 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msbahfox.com" svchost.exe -
Deletes itself 1 IoCs
pid Process 4696 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 value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\PROGRA~3\LOCALS~1\Temp\msbahfox.com 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 b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4428 b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe 4428 b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 4428 b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe 4428 b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4428 wrote to memory of 4696 4428 b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe 91 PID 4428 wrote to memory of 4696 4428 b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe 91 PID 4428 wrote to memory of 4696 4428 b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\b589d25d0419079c1dab606748dbba08_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b589d25d0419079c1dab606748dbba08_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:4428 -
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:4696
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4548,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=3692 /prefetch:81⤵PID:376