Analysis
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max time kernel
127s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25-09-2024 15:58
Static task
static1
Behavioral task
behavioral1
Sample
f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exe
Resource
win7-20240729-en
General
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Target
f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exe
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Size
364KB
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MD5
f65b9a5e0fa490cf0cc463d9abe83aa5
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SHA1
0051cbf7c8c78aa44f8d4a313b2fd5fcdcfca24e
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SHA256
713c23c7e23ef325d059a0703caa3e315050de4ee26a0ea2525c57c945629478
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SHA512
ad100561417a4c0ce21b96834e26c197ee82dd195050e9d469869e27840c2c65f2a7faff84f3ce8e510eab1dcf4df2898511c10070be92bb011c6ca8145c45b5
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SSDEEP
6144:WBOO856a60r+UogID97/IXjBE7SL+MEXxtSbsP6ANn:WBOO3VKID90TBEhx4O6an
Malware Config
Signatures
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Dave packer 2 IoCs
Detects executable using a packer named 'Dave' by the community, based on a string at the end.
Processes:
resource yara_rule behavioral2/memory/3492-6-0x0000000000A10000-0x0000000000A40000-memory.dmp dave behavioral2/memory/3492-3-0x0000000000A40000-0x0000000000A72000-memory.dmp dave -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exepid Process 3492 f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exe 3492 f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
wermgr.exedescription pid Process Token: SeDebugPrivilege 1284 wermgr.exe Token: SeDebugPrivilege 1284 wermgr.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exedescription pid Process procid_target PID 3492 wrote to memory of 1284 3492 f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exe 89 PID 3492 wrote to memory of 1284 3492 f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exe 89 PID 3492 wrote to memory of 1284 3492 f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exe 89 PID 3492 wrote to memory of 1284 3492 f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exe 89 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f65b9a5e0fa490cf0cc463d9abe83aa5_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3492 -
C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1284
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