Analysis
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max time kernel
124s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
23-08-2024 00:41
Static task
static1
Behavioral task
behavioral1
Sample
b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe
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Size
13KB
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MD5
b9b265f6446a4b880b2bf4bcfc136938
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SHA1
0ca4e73cd8c6493302e90af81b5f680a12b405d8
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SHA256
4e011cfe0711917441cbac94011ed0aa8ae434c4e5a847a1eac74337378a7a32
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SHA512
27e92a38a44aae59e868d655d4bf2e6b6ab858be9410097d1637ab74909a95e19f0ffa59fb6159a41a9d076a8c0f005f6159e3eff18842ec5f0dea1c1487d43e
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SSDEEP
384:F04rSusc2d9ygRHoi+d0+J+wt42Lydikn8mpIpTYQKU:DSRvd9VSi+d0G+X2L0FpIp
Malware Config
Signatures
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Detects Andromeda payload. 3 IoCs
resource yara_rule behavioral2/memory/3592-4-0x0000000001510000-0x0000000001515000-memory.dmp family_andromeda behavioral2/memory/3592-6-0x0000000001510000-0x0000000001515000-memory.dmp family_andromeda behavioral2/memory/3592-10-0x0000000001510000-0x0000000001515000-memory.dmp family_andromeda -
Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\51177 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msokku.exe" svchost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run svchost.exe -
Deletes itself 1 IoCs
pid Process 3592 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 b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\PROGRA~3\LOCALS~1\Temp\msokku.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 b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 224 b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe 224 b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 224 b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 224 wrote to memory of 3592 224 b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe 84 PID 224 wrote to memory of 3592 224 b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe 84 PID 224 wrote to memory of 3592 224 b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\b9b265f6446a4b880b2bf4bcfc136938_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b9b265f6446a4b880b2bf4bcfc136938_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:224 -
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:3592
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