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Analysis
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max time kernel
150s -
max time network
123s -
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, 16:31
Static task
static1
Behavioral task
behavioral1
Sample
bc7c353e354e765218b474296add06d8_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
bc7c353e354e765218b474296add06d8_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
bc7c353e354e765218b474296add06d8_JaffaCakes118.exe
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Size
125KB
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MD5
bc7c353e354e765218b474296add06d8
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SHA1
a9a89d9a4a5ad86f555481dd85c9cb8d566c57e8
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SHA256
41057df26c2ea138e06245a6cffa25b53c4c57db5c86ca683bb7bebe8454ac87
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SHA512
874f1b4d7759ae4a715f475dc4c9b0807ba61bac8b4e08ea0fb61a019cb4f5f7d8ac0a20ba5402eb7e25dbc0f51e386230502e3b5e08ad18dd61ae55608f026b
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SSDEEP
3072:EJgwBIxhn+dz7diTqkGqcZBUPs7dHNnu3lAzyDJkluJfBd8x:EuwWx8fScnUPey1BtB
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 752 Pcegya.exe -
Drops file in Windows directory 6 IoCs
description ioc Process File opened for modification C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job Pcegya.exe File created C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job bc7c353e354e765218b474296add06d8_JaffaCakes118.exe File opened for modification C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job bc7c353e354e765218b474296add06d8_JaffaCakes118.exe File created C:\Windows\Pcegya.exe bc7c353e354e765218b474296add06d8_JaffaCakes118.exe File opened for modification C:\Windows\Pcegya.exe bc7c353e354e765218b474296add06d8_JaffaCakes118.exe File created C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job Pcegya.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 Pcegya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bc7c353e354e765218b474296add06d8_JaffaCakes118.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Main Pcegya.exe Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\International Pcegya.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe 752 Pcegya.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4756 wrote to memory of 752 4756 bc7c353e354e765218b474296add06d8_JaffaCakes118.exe 89 PID 4756 wrote to memory of 752 4756 bc7c353e354e765218b474296add06d8_JaffaCakes118.exe 89 PID 4756 wrote to memory of 752 4756 bc7c353e354e765218b474296add06d8_JaffaCakes118.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\bc7c353e354e765218b474296add06d8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\bc7c353e354e765218b474296add06d8_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4756 -
C:\Windows\Pcegya.exeC:\Windows\Pcegya.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
PID:752
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
125KB
MD5bc7c353e354e765218b474296add06d8
SHA1a9a89d9a4a5ad86f555481dd85c9cb8d566c57e8
SHA25641057df26c2ea138e06245a6cffa25b53c4c57db5c86ca683bb7bebe8454ac87
SHA512874f1b4d7759ae4a715f475dc4c9b0807ba61bac8b4e08ea0fb61a019cb4f5f7d8ac0a20ba5402eb7e25dbc0f51e386230502e3b5e08ad18dd61ae55608f026b
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Filesize
390B
MD54e60122febb6b0da53230c6001409a17
SHA1cef459be8c9596927f5fe3cfa8da5ac7f951c3c4
SHA256e92d67561056d8e4d842a257083e6f9acf5a94513ede80d3e495e94427be343c
SHA512c912f957afaf53a8e17e2cd294dfea334c702829b85e77f91bb76bd711818e5298f105d0771162061e26fb4f70a914c7afe4cede912ef4b6061db6ba87c37d51