Analysis
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max time kernel
120s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
28/04/2024, 09:15
Static task
static1
Behavioral task
behavioral1
Sample
04dbbb89d97f1ca868da34f01f56f6eb_JaffaCakes118.exe
Resource
win7-20240221-en
General
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Target
04dbbb89d97f1ca868da34f01f56f6eb_JaffaCakes118.exe
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Size
23.9MB
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MD5
04dbbb89d97f1ca868da34f01f56f6eb
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SHA1
949b48fa19e4cb6244977a8d6ddbdf3a1296d10f
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SHA256
bde30e142c6fe2ad822f4d9f5fe1be1977789b5fef120314ff7c88f59bf98970
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SHA512
4ee350dcd334b773edf6b222515b78b60cac99384e464645460e188e3668b74e85d42804f48ebb918ca90779de7b4b5066f3d49a362fcfdf59a58dbc7ed0265d
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SSDEEP
6144:Gw0avOvtYSiod4uYzqAvZd/246UvmZIxs2:LvGvViG4HOKZde9m
Malware Config
Signatures
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Gh0st RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x0009000000014909-11.dat family_gh0strat -
Deletes itself 1 IoCs
pid Process 1676 gibyqhkncw -
Executes dropped EXE 1 IoCs
pid Process 1676 gibyqhkncw -
Loads dropped DLL 3 IoCs
pid Process 1440 04dbbb89d97f1ca868da34f01f56f6eb_JaffaCakes118.exe 1440 04dbbb89d97f1ca868da34f01f56f6eb_JaffaCakes118.exe 2984 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 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\nilehdmxid svchost.exe File created C:\Windows\SysWOW64\npxmlilajg 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 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 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum svchost.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1676 gibyqhkncw 2984 svchost.exe 2984 svchost.exe -
Suspicious use of AdjustPrivilegeToken 18 IoCs
description pid Process Token: SeRestorePrivilege 1676 gibyqhkncw Token: SeBackupPrivilege 1676 gibyqhkncw Token: SeBackupPrivilege 1676 gibyqhkncw Token: SeRestorePrivilege 1676 gibyqhkncw Token: SeBackupPrivilege 2984 svchost.exe Token: SeRestorePrivilege 2984 svchost.exe Token: SeBackupPrivilege 2984 svchost.exe Token: SeBackupPrivilege 2984 svchost.exe Token: SeSecurityPrivilege 2984 svchost.exe Token: SeSecurityPrivilege 2984 svchost.exe Token: SeBackupPrivilege 2984 svchost.exe Token: SeBackupPrivilege 2984 svchost.exe Token: SeSecurityPrivilege 2984 svchost.exe Token: SeBackupPrivilege 2984 svchost.exe Token: SeBackupPrivilege 2984 svchost.exe Token: SeSecurityPrivilege 2984 svchost.exe Token: SeBackupPrivilege 2984 svchost.exe Token: SeRestorePrivilege 2984 svchost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1440 wrote to memory of 1676 1440 04dbbb89d97f1ca868da34f01f56f6eb_JaffaCakes118.exe 28 PID 1440 wrote to memory of 1676 1440 04dbbb89d97f1ca868da34f01f56f6eb_JaffaCakes118.exe 28 PID 1440 wrote to memory of 1676 1440 04dbbb89d97f1ca868da34f01f56f6eb_JaffaCakes118.exe 28 PID 1440 wrote to memory of 1676 1440 04dbbb89d97f1ca868da34f01f56f6eb_JaffaCakes118.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\04dbbb89d97f1ca868da34f01f56f6eb_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\04dbbb89d97f1ca868da34f01f56f6eb_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1440 -
\??\c:\users\admin\appdata\local\gibyqhkncw"C:\Users\Admin\AppData\Local\Temp\04dbbb89d97f1ca868da34f01f56f6eb_JaffaCakes118.exe" a -sc:\users\admin\appdata\local\temp\04dbbb89d97f1ca868da34f01f56f6eb_jaffacakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1676
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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
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2984
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
24.0MB
MD5b258151887d457001a356dd682d0f991
SHA1109da56f8e3f6d283a17bd0fa3e74459d44080d1
SHA256966528d30491d8646d0429ac3fbf8e96c5de831ef7d6dfaec383f5a14a69db3f
SHA5122be4d31165172285e557493b3d94d4bdf8134bb31e4a20ec12b12f2615d991f56d120d718031b54f47de1ca05664d818b8e0afb8315aa550bb7e1dfecc80a798
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Filesize
23.9MB
MD5b214d8807e6ce59a9a685c8f6f31788b
SHA1a57bc6899aeca668ab136df85b0eb506c7f9252b
SHA25666c749bf116d5a63a898105fcc449cae7202aa7b0e981282d6c168ea02bcae1c
SHA512b946d7099526d425c4ab1c959e2f1cd3ff162a0dc5e3ea15a4b387efd9031faa4689b53dcb9a2eb52e8dbc3dc8aeed7f11d066075c85bc6df05b7b64de06078d