Analysis
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max time kernel
147s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20250207-en -
resource tags
arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system -
submitted
04/03/2025, 16:23
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe
Resource
win7-20250207-en
General
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Target
JaffaCakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe
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Size
94KB
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MD5
4e68a2a9d5a9da39f109375c1aba46a1
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SHA1
b21d23bad0cf6bf7a6670ddcbc2cfdf82d9cb9cf
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SHA256
0ffcf362ba01ad54b1050a6524f8af5abbf509b070cea29e5cbcc2057a872453
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SHA512
b236a97fcab45b3b353444870b3f2094ab9708475f01569e46c6db3f20c656946ead8c0ff076eab6c84f606ac2f8f864ff5d91fac10882fecb67d6d6d4c80218
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SSDEEP
1536:f9/qFusSx9qYMhdFHS8qdydo3nTzhYxJA+CwNUtBZVY9v8prsTAIatN:f9/wS4jHS8q/3nTzePCwNUh4E9sK
Malware Config
Signatures
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Gh0st RAT payload 4 IoCs
resource yara_rule behavioral1/files/0x0008000000016d23-20.dat family_gh0strat behavioral1/memory/2108-23-0x0000000000400000-0x000000000044C610-memory.dmp family_gh0strat behavioral1/memory/2612-26-0x0000000020000000-0x0000000020027000-memory.dmp family_gh0strat behavioral1/memory/2612-28-0x0000000020000000-0x0000000020027000-memory.dmp family_gh0strat -
Gh0strat family
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Deletes itself 1 IoCs
pid Process 2108 htwlllvclv -
Executes dropped EXE 1 IoCs
pid Process 2108 htwlllvclv -
Loads dropped DLL 3 IoCs
pid Process 2384 JaffaCakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe 2384 JaffaCakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe 2612 svchost.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 svchost.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\ituncbwjkn svchost.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 JaffaCakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 svchost.exe -
Modifies data under HKEY_USERS 6 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7" svchost.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2108 htwlllvclv 2612 svchost.exe 2612 svchost.exe -
Suspicious use of AdjustPrivilegeToken 18 IoCs
description pid Process Token: SeRestorePrivilege 2108 htwlllvclv Token: SeBackupPrivilege 2108 htwlllvclv Token: SeBackupPrivilege 2108 htwlllvclv Token: SeRestorePrivilege 2108 htwlllvclv Token: SeBackupPrivilege 2612 svchost.exe Token: SeRestorePrivilege 2612 svchost.exe Token: SeBackupPrivilege 2612 svchost.exe Token: SeBackupPrivilege 2612 svchost.exe Token: SeSecurityPrivilege 2612 svchost.exe Token: SeSecurityPrivilege 2612 svchost.exe Token: SeBackupPrivilege 2612 svchost.exe Token: SeBackupPrivilege 2612 svchost.exe Token: SeSecurityPrivilege 2612 svchost.exe Token: SeBackupPrivilege 2612 svchost.exe Token: SeBackupPrivilege 2612 svchost.exe Token: SeSecurityPrivilege 2612 svchost.exe Token: SeBackupPrivilege 2612 svchost.exe Token: SeRestorePrivilege 2612 svchost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2384 wrote to memory of 2108 2384 JaffaCakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe 30 PID 2384 wrote to memory of 2108 2384 JaffaCakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe 30 PID 2384 wrote to memory of 2108 2384 JaffaCakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe 30 PID 2384 wrote to memory of 2108 2384 JaffaCakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2384 -
\??\c:\users\admin\appdata\local\htwlllvclv"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe" a -sc:\users\admin\appdata\local\temp\jaffacakes118_4e68a2a9d5a9da39f109375c1aba46a1.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2108
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k netsvcs1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2612
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
22.1MB
MD5d0a91838cfe3bbebe164732f4b2a3279
SHA1b88b7f56d0936bf7fcaba6941d8a3949de3cf2bf
SHA2564ad6345a26062fa2baa2b7c463dd50d0c74d39d679ca81608d2e066b8d1619ed
SHA5120fa34c9c86d4f4ffc674729346d5d09f7933629715baa692bf72307e8301df2fc61a90ebebcdf67b7df10b2659559c10de62e6112c1b9c00a08ad53deede33b0
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Filesize
19.1MB
MD5c70eab436bd9f05dd179e7f16a58386e
SHA14ec8611e5855117bce2a4b1277e6059a68cbf52a
SHA25665f87ced77fcb891c7303a9294c45597f7eb0aaa8ad36608cb1341381dd4f213
SHA51239c9116d5bd5da001ad044d174dead77bfc17855a8615c97681e2cc25ea5c728604e67933a2a64bcaf113708e21cd88f321d116cf902c5a2f4b3ca1fe1725967