Analysis
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max time kernel
147s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
25-09-2024 15:00
Static task
static1
Behavioral task
behavioral1
Sample
f644584303672c4fc86f8fd7032f5993_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
f644584303672c4fc86f8fd7032f5993_JaffaCakes118.exe
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Size
95KB
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MD5
f644584303672c4fc86f8fd7032f5993
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SHA1
681b30e41c67b2bc8a05da168e5f0881bbc977d9
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SHA256
9438c3b3a3414bf368ac2e43443a6923680f75cc58b6ef5639f12192c95e1a3f
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SHA512
19afe85b91ead8b66b480eea71d1b1d205eb088d6e98a3e8c456030b57cbbbf381fe2f0163aee2e6d98d9c7dacb9fe7917cd8337e864af399a24b2b2006380d0
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SSDEEP
1536:mrVmXFusSx9qYMhdFHS8qdydo3nTzhYxJA+CwNUtBZVY9v8prYggPPw+t+:mohS4jHS8q/3nTzePCwNUh4E9lgPPwg+
Malware Config
Signatures
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Gh0st RAT payload 4 IoCs
resource yara_rule behavioral1/files/0x0009000000016d67-22.dat family_gh0strat behavioral1/memory/2924-24-0x0000000000400000-0x000000000044C611-memory.dmp family_gh0strat behavioral1/memory/2764-27-0x0000000020000000-0x0000000020027000-memory.dmp family_gh0strat behavioral1/memory/2764-29-0x0000000020000000-0x0000000020027000-memory.dmp family_gh0strat -
Deletes itself 1 IoCs
pid Process 2924 hjvindwmli -
Executes dropped EXE 1 IoCs
pid Process 2924 hjvindwmli -
Loads dropped DLL 3 IoCs
pid Process 2856 f644584303672c4fc86f8fd7032f5993_JaffaCakes118.exe 2856 f644584303672c4fc86f8fd7032f5993_JaffaCakes118.exe 2764 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\eeguxiexmw svchost.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f644584303672c4fc86f8fd7032f5993_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hjvindwmli -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe -
Modifies data under HKEY_USERS 6 IoCs
description ioc Process 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 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 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2924 hjvindwmli 2764 svchost.exe 2764 svchost.exe -
Suspicious use of AdjustPrivilegeToken 18 IoCs
description pid Process Token: SeRestorePrivilege 2924 hjvindwmli Token: SeBackupPrivilege 2924 hjvindwmli Token: SeBackupPrivilege 2924 hjvindwmli Token: SeRestorePrivilege 2924 hjvindwmli Token: SeBackupPrivilege 2764 svchost.exe Token: SeRestorePrivilege 2764 svchost.exe Token: SeBackupPrivilege 2764 svchost.exe Token: SeBackupPrivilege 2764 svchost.exe Token: SeSecurityPrivilege 2764 svchost.exe Token: SeSecurityPrivilege 2764 svchost.exe Token: SeBackupPrivilege 2764 svchost.exe Token: SeBackupPrivilege 2764 svchost.exe Token: SeSecurityPrivilege 2764 svchost.exe Token: SeBackupPrivilege 2764 svchost.exe Token: SeBackupPrivilege 2764 svchost.exe Token: SeSecurityPrivilege 2764 svchost.exe Token: SeBackupPrivilege 2764 svchost.exe Token: SeRestorePrivilege 2764 svchost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2856 wrote to memory of 2924 2856 f644584303672c4fc86f8fd7032f5993_JaffaCakes118.exe 30 PID 2856 wrote to memory of 2924 2856 f644584303672c4fc86f8fd7032f5993_JaffaCakes118.exe 30 PID 2856 wrote to memory of 2924 2856 f644584303672c4fc86f8fd7032f5993_JaffaCakes118.exe 30 PID 2856 wrote to memory of 2924 2856 f644584303672c4fc86f8fd7032f5993_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\f644584303672c4fc86f8fd7032f5993_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f644584303672c4fc86f8fd7032f5993_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2856 -
\??\c:\users\admin\appdata\local\hjvindwmli"C:\Users\Admin\AppData\Local\Temp\f644584303672c4fc86f8fd7032f5993_JaffaCakes118.exe" a -sc:\users\admin\appdata\local\temp\f644584303672c4fc86f8fd7032f5993_jaffacakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2924
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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:2764
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
22.1MB
MD574cea4e276809b7edc50282dd9bf7fc9
SHA1f3522bbe396a4cde7a2eb2341fcba36ab6f4b5f4
SHA2565b646a10371078e4d86a0ef5231a5e1a3ef806573f01c7728b70162d29ac1803
SHA512e58289920f779f49443034655e7d730a533796d0ba5147ef1c04269370dc5be705582d501c64d56c850b2dd910cd46d0bbcd810c0e967407a6aa57a1dc73e36a
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Filesize
24.9MB
MD59724dd458fa306c108f4c259d9aaab1f
SHA1ea6f6ec6cf895ac52a0842040340ef15e03c741d
SHA256b526f5ed39260da20ac7575a654299564d5dc9169f58757ca3fb79cd26d059c4
SHA512993a2036684e5a398d90e2d7bd9bd9babb9dac3f269193f8a047de72c01199ca9f1bce4225f1106ead15f8c3e2079c3619a47c4d52c19c72891a570536e1c8df