Analysis
-
max time kernel
150s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
29/09/2024, 09:36
Behavioral task
behavioral1
Sample
fe40c419302f54cca686fdf2ba0ffb7f_JaffaCakes118.dll
Resource
win7-20240903-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
fe40c419302f54cca686fdf2ba0ffb7f_JaffaCakes118.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
-
Target
fe40c419302f54cca686fdf2ba0ffb7f_JaffaCakes118.dll
-
Size
111KB
-
MD5
fe40c419302f54cca686fdf2ba0ffb7f
-
SHA1
c1ffe9d45a1547ed5bf025c135acc34d5d328679
-
SHA256
a44acceafef289327661bab33ebc7508f5b6a25c626f4a02d56f570e938dd72d
-
SHA512
b6ec9b388d572d157452defa32461b9db6cf2f681456d50c6b8aa497e55cc36df31553939f3d9459957960ed3f9dc25aad0464f3fd4df783ea304fabbbc3c628
-
SSDEEP
1536:+ZFUCATS4mfJKHXWRNaw59dbDgL8ItRKiMRRYSTqD4Ip:+4bVKqKPYSM4c
Malware Config
Signatures
-
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe -
resource yara_rule behavioral1/memory/2740-0-0x0000000010000000-0x000000001001E000-memory.dmp upx behavioral1/memory/2740-2-0x0000000010000000-0x000000001001E000-memory.dmp upx behavioral1/memory/2740-1-0x0000000010000000-0x000000001001E000-memory.dmp upx behavioral1/files/0x000d000000012251-6.dat upx behavioral1/memory/2064-8-0x0000000010000000-0x000000001001E000-memory.dmp upx behavioral1/memory/2740-9-0x0000000010000000-0x000000001001E000-memory.dmp upx behavioral1/memory/2064-10-0x0000000010000000-0x000000001001E000-memory.dmp upx behavioral1/memory/2064-11-0x0000000010000000-0x000000001001E000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\msremotex.dll rundll32.exe File opened for modification C:\Windows\msremotex.dll rundll32.exe -
Access Token Manipulation: Create Process with Token 1 TTPs 1 IoCs
pid Process 2064 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} = "fe40c419302f54cca686fdf2ba0ffb7f_JaffaCakes118.dll,1308893781,1200269931,-1814625877" 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 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe 2064 rundll32.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2876 wrote to memory of 2740 2876 rundll32.exe 30 PID 2876 wrote to memory of 2740 2876 rundll32.exe 30 PID 2876 wrote to memory of 2740 2876 rundll32.exe 30 PID 2876 wrote to memory of 2740 2876 rundll32.exe 30 PID 2876 wrote to memory of 2740 2876 rundll32.exe 30 PID 2876 wrote to memory of 2740 2876 rundll32.exe 30 PID 2876 wrote to memory of 2740 2876 rundll32.exe 30 PID 2740 wrote to memory of 2064 2740 rundll32.exe 31 PID 2740 wrote to memory of 2064 2740 rundll32.exe 31 PID 2740 wrote to memory of 2064 2740 rundll32.exe 31 PID 2740 wrote to memory of 2064 2740 rundll32.exe 31 PID 2740 wrote to memory of 2064 2740 rundll32.exe 31 PID 2740 wrote to memory of 2064 2740 rundll32.exe 31 PID 2740 wrote to memory of 2064 2740 rundll32.exe 31
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fe40c419302f54cca686fdf2ba0ffb7f_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2876 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fe40c419302f54cca686fdf2ba0ffb7f_JaffaCakes118.dll,#12⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2740 -
C:\Windows\SysWOW64\rundll32.exerundll32 "C:\Windows\msremotex.dll",_RunAs@163⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Access Token Manipulation: Create Process with Token
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2064
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
111KB
MD5fe40c419302f54cca686fdf2ba0ffb7f
SHA1c1ffe9d45a1547ed5bf025c135acc34d5d328679
SHA256a44acceafef289327661bab33ebc7508f5b6a25c626f4a02d56f570e938dd72d
SHA512b6ec9b388d572d157452defa32461b9db6cf2f681456d50c6b8aa497e55cc36df31553939f3d9459957960ed3f9dc25aad0464f3fd4df783ea304fabbbc3c628