Analysis
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max time kernel
136s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
14-09-2024 10:24
Static task
static1
Behavioral task
behavioral1
Sample
dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exe
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Size
364KB
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MD5
dfff89d913bd60c334f5f753e33db1a5
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SHA1
208c2fcee22dbe33a8acb133e4dc448a20c3363d
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SHA256
804a02cbeb80c77a700d7fd59f7875edbd2e0e27d906d092d160dc7e7792d025
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SHA512
5c578596df7c2d8303947989013a98a452f2c6663eaaa66f681ccc0fd504e861dbdbec872c628335cc0260cef01235581ea2d8444398ff134e6274c20d1b4ee3
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SSDEEP
6144:WBOO856a60r+UogID97/IXjBE7SL+MEXxtSbsP6ANu:WBOO3VKID90TBEhx4O6au
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/3812-7-0x0000000000600000-0x0000000000630000-memory.dmp dave behavioral2/memory/3812-3-0x0000000000630000-0x0000000000662000-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:
dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exepid Process 3812 dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exe 3812 dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
wermgr.exedescription pid Process Token: SeDebugPrivilege 856 wermgr.exe Token: SeDebugPrivilege 856 wermgr.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exedescription pid Process procid_target PID 3812 wrote to memory of 856 3812 dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exe 97 PID 3812 wrote to memory of 856 3812 dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exe 97 PID 3812 wrote to memory of 856 3812 dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exe 97 PID 3812 wrote to memory of 856 3812 dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exe 97 -
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\dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\dfff89d913bd60c334f5f753e33db1a5_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3812 -
C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe2⤵
- Suspicious use of AdjustPrivilegeToken
PID:856
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