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Analysis
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max time kernel
149s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
12/10/2024, 10:59
Static task
static1
Behavioral task
behavioral1
Sample
39a60fdaf782a269b84849ecc4e2d9a8_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
39a60fdaf782a269b84849ecc4e2d9a8_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
39a60fdaf782a269b84849ecc4e2d9a8_JaffaCakes118.exe
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Size
376KB
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MD5
39a60fdaf782a269b84849ecc4e2d9a8
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SHA1
88e1464f27a972130f3dda54ab1c3fee441d4499
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SHA256
e81b289efc7f6175f39edfd7cef01058726eeffa7cd7e46535e87d7e5b13eb49
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SHA512
4ea713e697b818f9c4dbd3a1cc781c718ccdfa936dbb52a40a3b9922d763fd798bc30077b858ba8bf3e6f66b8e73935c1df374bc92ac62c1226a4cdafe86feb3
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SSDEEP
6144:RvbA3ECDDw4uA5J0/RjOGBPVyHYNC+BsiiJXjYd3cCIrIH+QRYcm0K:RTA1uA5IRqaVQghiJXjMBIrAGh0
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2308 cmd.exe -
Executes dropped EXE 1 IoCs
pid Process 2888 nyxiu.exe -
Loads dropped DLL 3 IoCs
pid Process 2308 cmd.exe 2308 cmd.exe 2888 nyxiu.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 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 39a60fdaf782a269b84849ecc4e2d9a8_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nyxiu.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2308 cmd.exe 2444 PING.EXE -
Kills process with taskkill 1 IoCs
pid Process 2292 taskkill.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2444 PING.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2292 taskkill.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe -
Suspicious use of SendNotifyMessage 4 IoCs
pid Process 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe 2888 nyxiu.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2596 wrote to memory of 2308 2596 39a60fdaf782a269b84849ecc4e2d9a8_JaffaCakes118.exe 31 PID 2596 wrote to memory of 2308 2596 39a60fdaf782a269b84849ecc4e2d9a8_JaffaCakes118.exe 31 PID 2596 wrote to memory of 2308 2596 39a60fdaf782a269b84849ecc4e2d9a8_JaffaCakes118.exe 31 PID 2596 wrote to memory of 2308 2596 39a60fdaf782a269b84849ecc4e2d9a8_JaffaCakes118.exe 31 PID 2308 wrote to memory of 2292 2308 cmd.exe 33 PID 2308 wrote to memory of 2292 2308 cmd.exe 33 PID 2308 wrote to memory of 2292 2308 cmd.exe 33 PID 2308 wrote to memory of 2292 2308 cmd.exe 33 PID 2308 wrote to memory of 2444 2308 cmd.exe 35 PID 2308 wrote to memory of 2444 2308 cmd.exe 35 PID 2308 wrote to memory of 2444 2308 cmd.exe 35 PID 2308 wrote to memory of 2444 2308 cmd.exe 35 PID 2308 wrote to memory of 2888 2308 cmd.exe 36 PID 2308 wrote to memory of 2888 2308 cmd.exe 36 PID 2308 wrote to memory of 2888 2308 cmd.exe 36 PID 2308 wrote to memory of 2888 2308 cmd.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\39a60fdaf782a269b84849ecc4e2d9a8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\39a60fdaf782a269b84849ecc4e2d9a8_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2596 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /f /pid 2596 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\39a60fdaf782a269b84849ecc4e2d9a8_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\nyxiu.exe -f2⤵
- Deletes itself
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2308 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /pid 25963⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2292
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C:\Windows\SysWOW64\PING.EXEping -n 3 127.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2444
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C:\Users\Admin\AppData\Local\nyxiu.exeC:\Users\Admin\AppData\Local\nyxiu.exe -f3⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2888
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
376KB
MD539a60fdaf782a269b84849ecc4e2d9a8
SHA188e1464f27a972130f3dda54ab1c3fee441d4499
SHA256e81b289efc7f6175f39edfd7cef01058726eeffa7cd7e46535e87d7e5b13eb49
SHA5124ea713e697b818f9c4dbd3a1cc781c718ccdfa936dbb52a40a3b9922d763fd798bc30077b858ba8bf3e6f66b8e73935c1df374bc92ac62c1226a4cdafe86feb3