Analysis
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max time kernel
150s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
09/09/2024, 21:26
Behavioral task
behavioral1
Sample
d71e53a59efbb0b1a2aebd6ff260611e_JaffaCakes118.dll
Resource
win7-20240708-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
d71e53a59efbb0b1a2aebd6ff260611e_JaffaCakes118.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
d71e53a59efbb0b1a2aebd6ff260611e_JaffaCakes118.dll
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Size
135KB
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MD5
d71e53a59efbb0b1a2aebd6ff260611e
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SHA1
9a5ce9bcb5ba3b073bdc2030acf933a215b4158d
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SHA256
1a56b2e7025e41d416347e4c7612c71c81d1586f55f8fe88292df109d4c3fc55
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SHA512
d858e4a1231ff72d83482fd54b571adb7c9a1eeaede63ffce3cdc4c77ff73995ca7f1858ad2a6331dceb88cb45ecf057ff7a9a87f9bb181670602843488a5eb1
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SSDEEP
1536:SNDX58zc+BwWarTdNFiHnhuzGjmplPnmeKk+iUnouy8tz4RiRM:SB5n+eWuMnECjOnmVkdkouttzcm
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 1156 rundll32.exe -
resource yara_rule behavioral2/memory/460-0-0x0000000010000000-0x0000000010023000-memory.dmp upx behavioral2/files/0x0008000000023433-4.dat upx behavioral2/memory/460-6-0x0000000010000000-0x0000000010023000-memory.dmp upx behavioral2/memory/1156-7-0x0000000010000000-0x0000000010023000-memory.dmp upx -
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\msremotx.dll rundll32.exe File opened for modification C:\Windows\lua.wkl rundll32.exe File opened for modification C:\Windows\lua.wkl rundll32.exe File created C:\Windows\msremotx.dll rundll32.exe -
Access Token Manipulation: Create Process with Token 1 TTPs 1 IoCs
pid Process 1156 rundll32.exe -
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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7B3AC3FA-B695-41b6-BAA0-860EB5EB6FD6} rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7B3AC3FA-B695-41b6-BAA0-860EB5EB6FD6}\{F69EB73C-700A-42c9-8F9D-E8C4ABC27EF3} = "d71e53a59efbb0b1a2aebd6ff260611e_JaffaCakes118.dll,1309250235,-496657352,-352895392" rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InProcServer32 rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} rundll32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe 1156 rundll32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4320 wrote to memory of 460 4320 rundll32.exe 83 PID 4320 wrote to memory of 460 4320 rundll32.exe 83 PID 4320 wrote to memory of 460 4320 rundll32.exe 83 PID 460 wrote to memory of 1156 460 rundll32.exe 87 PID 460 wrote to memory of 1156 460 rundll32.exe 87 PID 460 wrote to memory of 1156 460 rundll32.exe 87
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d71e53a59efbb0b1a2aebd6ff260611e_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4320 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d71e53a59efbb0b1a2aebd6ff260611e_JaffaCakes118.dll,#12⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:460 -
C:\Windows\SysWOW64\rundll32.exerundll32 "C:\Windows\msremotx.dll",_RunAs@163⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Access Token Manipulation: Create Process with Token
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1156
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
135KB
MD5d71e53a59efbb0b1a2aebd6ff260611e
SHA19a5ce9bcb5ba3b073bdc2030acf933a215b4158d
SHA2561a56b2e7025e41d416347e4c7612c71c81d1586f55f8fe88292df109d4c3fc55
SHA512d858e4a1231ff72d83482fd54b571adb7c9a1eeaede63ffce3cdc4c77ff73995ca7f1858ad2a6331dceb88cb45ecf057ff7a9a87f9bb181670602843488a5eb1