Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
06-07-2024 14:27
Static task
static1
Behavioral task
behavioral1
Sample
287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe
Resource
win10v2004-20240704-en
General
-
Target
287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe
-
Size
526KB
-
MD5
287b5aa5240a3774b810567676ce6e86
-
SHA1
37926420bf44b142ccf623b84a1c04e5140cba55
-
SHA256
3c2debdcc83b1970c972a007efae5ec114640a4400c195e8d99a52a544e9ec27
-
SHA512
78c7a402538b259db53585df729c03e43630984f6db7ec5c92f836d924b1e66f529bc193dd5f40779eb21165fca69cebba21005be4117ce4d4ee50243e390259
-
SSDEEP
12288:hkXftBGw6/Gx4WA3XDLwUdhPnhg19CKUPN0lxjLxckUct:hc+jex4WAnn5dhPnhlPulxekUc
Malware Config
Extracted
metasploit
encoder/call4_dword_xor
Signatures
-
MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
-
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\drivers\sysdrv32.sys wmisync.exe -
Deletes itself 1 IoCs
pid Process 2312 wmisync.exe -
Executes dropped EXE 1 IoCs
pid Process 2312 wmisync.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Wine 287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat wmisync.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2992 287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe 2312 wmisync.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\system\wmisync.exe 287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe File opened for modification C:\Windows\system\wmisync.exe 287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe -
Modifies data under HKEY_USERS 6 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings wmisync.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections wmisync.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 wmisync.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings wmisync.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" wmisync.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 wmisync.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2992 287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe 2312 wmisync.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 476 Process not Found -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2312 wmisync.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe"1⤵
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
PID:2992
-
C:\Windows\system\wmisync.exe"C:\Windows\system\wmisync.exe"1⤵
- Drops file in Drivers directory
- Deletes itself
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2312
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
526KB
MD5287b5aa5240a3774b810567676ce6e86
SHA137926420bf44b142ccf623b84a1c04e5140cba55
SHA2563c2debdcc83b1970c972a007efae5ec114640a4400c195e8d99a52a544e9ec27
SHA51278c7a402538b259db53585df729c03e43630984f6db7ec5c92f836d924b1e66f529bc193dd5f40779eb21165fca69cebba21005be4117ce4d4ee50243e390259