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Analysis
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max time kernel
120s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25/09/2024, 17:24
Static task
static1
Behavioral task
behavioral1
Sample
f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe
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Size
311KB
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MD5
f67fcbc55e6ff59bd37bc72cc5de178b
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SHA1
00bdb5a6f30c17404482f43e7fe72bcde0a2dfc2
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SHA256
7a93b3d18a91b70cbf5f63e2b93686dc90f2c1c241ec92f128c6e40bd1e2ba3e
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SHA512
22b059cb6d6dd6765d1e03d37a541d4ffcc6089687f54377cd21f2c7e34a89e6195115fbc90fd284412f462c8d885a653fc458f43be745faef9f4dfde81a895a
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SSDEEP
6144:xFLaRhPNsDQl/IZZ00wJJQPXvNXvQVG25PlaACWaX9lJBHg62EHi:xNUhPlA0UPfNXKGWPEfNlJBHgQ
Malware Config
Signatures
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\appvernom.lnk appvernom.exe -
Executes dropped EXE 2 IoCs
pid Process 1348 appvernom.exe 2332 appvernom.exe -
Loads dropped DLL 1 IoCs
pid Process 1348 appvernom.exe -
Obfuscated with Agile.Net obfuscator 1 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
resource yara_rule behavioral1/memory/2440-3-0x00000000002F0000-0x0000000000318000-memory.dmp agile_net -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1348 set thread context of 2332 1348 appvernom.exe 36 -
resource yara_rule behavioral1/memory/2332-18-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral1/memory/2332-20-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral1/memory/2332-23-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral1/memory/2332-25-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral1/memory/2332-26-0x0000000000400000-0x0000000000464000-memory.dmp upx -
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 f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language appvernom.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language appvernom.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2440 f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe 1348 appvernom.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2440 f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe Token: SeDebugPrivilege 1348 appvernom.exe Token: SeDebugPrivilege 2332 appvernom.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2332 appvernom.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2440 wrote to memory of 2340 2440 f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe 31 PID 2440 wrote to memory of 2340 2440 f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe 31 PID 2440 wrote to memory of 2340 2440 f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe 31 PID 2440 wrote to memory of 2340 2440 f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe 31 PID 2440 wrote to memory of 3044 2440 f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe 33 PID 2440 wrote to memory of 3044 2440 f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe 33 PID 2440 wrote to memory of 3044 2440 f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe 33 PID 2440 wrote to memory of 3044 2440 f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe 33 PID 1048 wrote to memory of 1348 1048 explorer.exe 35 PID 1048 wrote to memory of 1348 1048 explorer.exe 35 PID 1048 wrote to memory of 1348 1048 explorer.exe 35 PID 1048 wrote to memory of 1348 1048 explorer.exe 35 PID 1348 wrote to memory of 2332 1348 appvernom.exe 36 PID 1348 wrote to memory of 2332 1348 appvernom.exe 36 PID 1348 wrote to memory of 2332 1348 appvernom.exe 36 PID 1348 wrote to memory of 2332 1348 appvernom.exe 36 PID 1348 wrote to memory of 2332 1348 appvernom.exe 36 PID 1348 wrote to memory of 2332 1348 appvernom.exe 36 PID 1348 wrote to memory of 2332 1348 appvernom.exe 36 PID 1348 wrote to memory of 2332 1348 appvernom.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2440 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe" "C:\Users\Admin\AppData\Local\appvernom.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2340
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\System32\explorer.exe" /c, "C:\Users\Admin\AppData\Local\appvernom.exe"2⤵
- System Location Discovery: System Language Discovery
PID:3044
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Suspicious use of WriteProcessMemory
PID:1048 -
C:\Users\Admin\AppData\Local\appvernom.exe"C:\Users\Admin\AppData\Local\appvernom.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Users\Admin\AppData\Local\appvernom.exe"C:\Users\Admin\AppData\Local\appvernom.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2332
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
311KB
MD5f67fcbc55e6ff59bd37bc72cc5de178b
SHA100bdb5a6f30c17404482f43e7fe72bcde0a2dfc2
SHA2567a93b3d18a91b70cbf5f63e2b93686dc90f2c1c241ec92f128c6e40bd1e2ba3e
SHA51222b059cb6d6dd6765d1e03d37a541d4ffcc6089687f54377cd21f2c7e34a89e6195115fbc90fd284412f462c8d885a653fc458f43be745faef9f4dfde81a895a