Analysis
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max time kernel
147s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
06-05-2024 08:01
Static task
static1
Behavioral task
behavioral1
Sample
1b878f324b6cbeb9be9a281f691a759a_JaffaCakes118.exe
Resource
win7-20240419-en
General
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Target
1b878f324b6cbeb9be9a281f691a759a_JaffaCakes118.exe
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Size
364KB
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MD5
1b878f324b6cbeb9be9a281f691a759a
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SHA1
62495d7f8d5e605bf7222625f3b09abb8efbaa48
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SHA256
2027df2598ce0cb738374e8f0215c2ec041fa5d873ec4c676460eedaf95f2649
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SHA512
4ac43cbd662614a8cad8dca13adcc25e0c0ac60033eb884352cc3c14dc1f3f730161ad7e802559d63117b89322adab3e7495098b30341192be06e4af6b01d7e9
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SSDEEP
6144:WBOO856a60r+UogID97/IXjBE7SL+MEXxtSbsP6ANX:WBOO3VKID90TBEhx4O6aX
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/4552-3-0x0000000002480000-0x00000000024B2000-memory.dmp dave behavioral2/memory/4552-9-0x00000000006F0000-0x0000000000720000-memory.dmp dave -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
1b878f324b6cbeb9be9a281f691a759a_JaffaCakes118.exepid process 4552 1b878f324b6cbeb9be9a281f691a759a_JaffaCakes118.exe 4552 1b878f324b6cbeb9be9a281f691a759a_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
wermgr.exedescription pid process Token: SeDebugPrivilege 3696 wermgr.exe Token: SeDebugPrivilege 3696 wermgr.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
1b878f324b6cbeb9be9a281f691a759a_JaffaCakes118.exedescription pid process target process PID 4552 wrote to memory of 3696 4552 1b878f324b6cbeb9be9a281f691a759a_JaffaCakes118.exe wermgr.exe PID 4552 wrote to memory of 3696 4552 1b878f324b6cbeb9be9a281f691a759a_JaffaCakes118.exe wermgr.exe PID 4552 wrote to memory of 3696 4552 1b878f324b6cbeb9be9a281f691a759a_JaffaCakes118.exe wermgr.exe PID 4552 wrote to memory of 3696 4552 1b878f324b6cbeb9be9a281f691a759a_JaffaCakes118.exe wermgr.exe -
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\1b878f324b6cbeb9be9a281f691a759a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1b878f324b6cbeb9be9a281f691a759a_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe2⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3696-173-0x000001FA3F3F0000-0x000001FA3F414000-memory.dmpFilesize
144KB
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memory/3696-175-0x000001FA3F3F0000-0x000001FA3F414000-memory.dmpFilesize
144KB
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memory/4552-7-0x0000000000770000-0x000000000079F000-memory.dmpFilesize
188KB
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memory/4552-3-0x0000000002480000-0x00000000024B2000-memory.dmpFilesize
200KB
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memory/4552-11-0x0000000000770000-0x000000000079F000-memory.dmpFilesize
188KB
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memory/4552-10-0x0000000000720000-0x000000000074E000-memory.dmpFilesize
184KB
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memory/4552-9-0x00000000006F0000-0x0000000000720000-memory.dmpFilesize
192KB
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memory/4552-172-0x0000000010000000-0x0000000010003000-memory.dmpFilesize
12KB
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memory/4552-171-0x0000000002840000-0x0000000002841000-memory.dmpFilesize
4KB
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memory/4552-174-0x0000000010000000-0x0000000010003000-memory.dmpFilesize
12KB
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memory/4552-176-0x0000000000770000-0x000000000079F000-memory.dmpFilesize
188KB