Analysis
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max time kernel
148s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
07-09-2024 08:50
Static task
static1
Behavioral task
behavioral1
Sample
d18b8155048708a4fcb9acdb69dd5705_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
d18b8155048708a4fcb9acdb69dd5705_JaffaCakes118.exe
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Size
96KB
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MD5
d18b8155048708a4fcb9acdb69dd5705
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SHA1
5fee7d5bb5a409f289297da9afb36a54f7ca5138
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SHA256
d10fca34e6d0db1c4eed0db56f51abaadcf8ed1dea1aecbe7693394332eb9d06
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SHA512
328f9646e3f65c3562024d6f0988b82b97db67fc351501d3078cfce5e20422b23fb6d55cb7c26afaf761f29ab0728411c860138c4fc71096836e517a4e759941
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SSDEEP
1536:chFusSx9qYMhdFHS8qdydo3nTzhYxJA+CwNUtBZVY9v8prlaSXJtyhsw:c3S4jHS8q/3nTzePCwNUh4E9laSXLyh/
Malware Config
Signatures
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Gh0st RAT payload 4 IoCs
resource yara_rule behavioral1/files/0x0008000000016dbe-21.dat family_gh0strat behavioral1/memory/1712-23-0x0000000000400000-0x000000000044E318-memory.dmp family_gh0strat behavioral1/memory/1392-27-0x0000000020000000-0x0000000020027000-memory.dmp family_gh0strat behavioral1/memory/1392-29-0x0000000020000000-0x0000000020027000-memory.dmp family_gh0strat -
Deletes itself 1 IoCs
pid Process 1712 dtpxrbcxpi -
Executes dropped EXE 1 IoCs
pid Process 1712 dtpxrbcxpi -
Loads dropped DLL 3 IoCs
pid Process 2052 d18b8155048708a4fcb9acdb69dd5705_JaffaCakes118.exe 2052 d18b8155048708a4fcb9acdb69dd5705_JaffaCakes118.exe 1392 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\ybfgphxeat 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 d18b8155048708a4fcb9acdb69dd5705_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dtpxrbcxpi 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 1712 dtpxrbcxpi 1392 svchost.exe 1392 svchost.exe -
Suspicious use of AdjustPrivilegeToken 18 IoCs
description pid Process Token: SeRestorePrivilege 1712 dtpxrbcxpi Token: SeBackupPrivilege 1712 dtpxrbcxpi Token: SeBackupPrivilege 1712 dtpxrbcxpi Token: SeRestorePrivilege 1712 dtpxrbcxpi Token: SeBackupPrivilege 1392 svchost.exe Token: SeRestorePrivilege 1392 svchost.exe Token: SeBackupPrivilege 1392 svchost.exe Token: SeBackupPrivilege 1392 svchost.exe Token: SeSecurityPrivilege 1392 svchost.exe Token: SeSecurityPrivilege 1392 svchost.exe Token: SeBackupPrivilege 1392 svchost.exe Token: SeBackupPrivilege 1392 svchost.exe Token: SeSecurityPrivilege 1392 svchost.exe Token: SeBackupPrivilege 1392 svchost.exe Token: SeBackupPrivilege 1392 svchost.exe Token: SeSecurityPrivilege 1392 svchost.exe Token: SeBackupPrivilege 1392 svchost.exe Token: SeRestorePrivilege 1392 svchost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2052 wrote to memory of 1712 2052 d18b8155048708a4fcb9acdb69dd5705_JaffaCakes118.exe 31 PID 2052 wrote to memory of 1712 2052 d18b8155048708a4fcb9acdb69dd5705_JaffaCakes118.exe 31 PID 2052 wrote to memory of 1712 2052 d18b8155048708a4fcb9acdb69dd5705_JaffaCakes118.exe 31 PID 2052 wrote to memory of 1712 2052 d18b8155048708a4fcb9acdb69dd5705_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\d18b8155048708a4fcb9acdb69dd5705_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d18b8155048708a4fcb9acdb69dd5705_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2052 -
\??\c:\users\admin\appdata\local\dtpxrbcxpi"C:\Users\Admin\AppData\Local\Temp\d18b8155048708a4fcb9acdb69dd5705_JaffaCakes118.exe" a -sc:\users\admin\appdata\local\temp\d18b8155048708a4fcb9acdb69dd5705_jaffacakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1712
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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:1392
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
23.0MB
MD54845036bdf83a4e7b47d10383cec27e2
SHA1904323a78addbc81d4a997938a128482f7c105ab
SHA256eb01edd803ebbeb075663ad088ca487d0a0dd073339a30a60f9c52b238acb11f
SHA51264e769feeae3b564b33114b07e2ccf9483c011a80aa39c2d9fffff799a2b33c896338e3bbb6f97dd02a4a4d008dcf14968607542072a732e32fa10c888621d4f
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Filesize
20.6MB
MD5afe3c22a67af2aace005a1da678c337e
SHA172cf25f6c5eee3a2797d6bcf9bac3e9598d9ab1e
SHA25648223fd3634681ec067f6ec890c0b84afd72f3570786573783b55fb9d7ea601e
SHA512bc670a97a0d95b3a278f779032ee46a59bd7cfc8dc1415b157971a1ba1318a5c79ebcff82be41cf853bd056f182438ecca1f2a4e8d490fe1cce352cddc6e5c47