Analysis
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max time kernel
103s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28-08-2024 17:03
Static task
static1
Behavioral task
behavioral1
Sample
c74656862b16f81d02c109030260245b_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
c74656862b16f81d02c109030260245b_JaffaCakes118.exe
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Size
456KB
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MD5
c74656862b16f81d02c109030260245b
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SHA1
53b97a9f6b4894d99386a42ab7196d83b719e012
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SHA256
02db3c6b9aff73bf8a11c41107c836b6c800c919c5d3d1304f336aee03f79f4c
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SHA512
ca9283c703e2bbbe2ef6a5291d8460663750a9bb9df41eeecc3bb6fef78db0a0b9a529a68c9b0ccbf288389bc9a42a4f654df4d3e2487bbdd7235ba285123c72
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SSDEEP
12288:ggwIEzEGoC8SeBEpS/os40J/tZ3D6jTJ+yXh:gWEzWC85E40u/LEJlh
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.
resource yara_rule behavioral2/memory/1684-0-0x0000000002710000-0x0000000002746000-memory.dmp dave behavioral2/memory/1684-4-0x00000000026D0000-0x0000000002703000-memory.dmp dave -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation c74656862b16f81d02c109030260245b_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 688 VMMM;;;;영상ثافوزبت.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 4644 688 WerFault.exe 88 -
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 c74656862b16f81d02c109030260245b_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language VMMM;;;;영상ثافوزبت.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1684 c74656862b16f81d02c109030260245b_JaffaCakes118.exe 1684 c74656862b16f81d02c109030260245b_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1684 wrote to memory of 688 1684 c74656862b16f81d02c109030260245b_JaffaCakes118.exe 88 PID 1684 wrote to memory of 688 1684 c74656862b16f81d02c109030260245b_JaffaCakes118.exe 88 PID 1684 wrote to memory of 688 1684 c74656862b16f81d02c109030260245b_JaffaCakes118.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\c74656862b16f81d02c109030260245b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\c74656862b16f81d02c109030260245b_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1684 -
C:\ProgramData\VMMM;;;;영상ثافوزبت.exe"C:\ProgramData\VMMM;;;;영상ثافوزبت.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:688 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 688 -s 4323⤵
- Program crash
PID:4644
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 688 -ip 6881⤵PID:4556
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
456KB
MD5c74656862b16f81d02c109030260245b
SHA153b97a9f6b4894d99386a42ab7196d83b719e012
SHA25602db3c6b9aff73bf8a11c41107c836b6c800c919c5d3d1304f336aee03f79f4c
SHA512ca9283c703e2bbbe2ef6a5291d8460663750a9bb9df41eeecc3bb6fef78db0a0b9a529a68c9b0ccbf288389bc9a42a4f654df4d3e2487bbdd7235ba285123c72