Analysis
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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 09:19
Static task
static1
Behavioral task
behavioral1
Sample
28074e67786d76ec9effe0a21bf78efd_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
28074e67786d76ec9effe0a21bf78efd_JaffaCakes118.exe
Resource
win10v2004-20240704-en
General
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Target
28074e67786d76ec9effe0a21bf78efd_JaffaCakes118.exe
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Size
519KB
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MD5
28074e67786d76ec9effe0a21bf78efd
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SHA1
fd119c56520191fb1d5f635ab5e0ca2c8f7189d6
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SHA256
1fe1606eea1fd0308a350cbf34a86ee5d812be06ade326278c20c15df1e27136
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SHA512
856ddb6e71cf3f8073d5f5a51f8c08d64f871bc64ca3b25003c3ce616cdb94ed1aadaa57ac48cc6c3cf36e53b51bbc98990f24bf517599d90f93faf41f0850a2
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SSDEEP
12288:TkXftBGw6/Gx4WA3XDLwUdhPnhg19CKUPN0lxjLxckU:Tc+jex4WAnn5dhPnhlPulxekU
Malware Config
Extracted
metasploit
encoder/call4_dword_xor
Signatures
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MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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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 1360 wmisync.exe -
Executes dropped EXE 1 IoCs
pid Process 1360 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-1-5-21-2660163958-4080398480-1122754539-1000\Software\Wine 28074e67786d76ec9effe0a21bf78efd_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 1724 28074e67786d76ec9effe0a21bf78efd_JaffaCakes118.exe 1360 wmisync.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\system\wmisync.exe 28074e67786d76ec9effe0a21bf78efd_JaffaCakes118.exe File opened for modification C:\Windows\system\wmisync.exe 28074e67786d76ec9effe0a21bf78efd_JaffaCakes118.exe -
Modifies data under HKEY_USERS 6 IoCs
description ioc Process 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 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 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1724 28074e67786d76ec9effe0a21bf78efd_JaffaCakes118.exe 1360 wmisync.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 476 Process not Found -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1360 wmisync.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\28074e67786d76ec9effe0a21bf78efd_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\28074e67786d76ec9effe0a21bf78efd_JaffaCakes118.exe"1⤵
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
PID:1724
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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:1360
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
519KB
MD528074e67786d76ec9effe0a21bf78efd
SHA1fd119c56520191fb1d5f635ab5e0ca2c8f7189d6
SHA2561fe1606eea1fd0308a350cbf34a86ee5d812be06ade326278c20c15df1e27136
SHA512856ddb6e71cf3f8073d5f5a51f8c08d64f871bc64ca3b25003c3ce616cdb94ed1aadaa57ac48cc6c3cf36e53b51bbc98990f24bf517599d90f93faf41f0850a2