Analysis Overview
SHA256
84881b1a60042a853baf05ca0dcfdbdb85c72edfc8c6d46493fe6e4f6697b2f6
Threat Level: Known bad
The file 90a2d295d4e5950379bba11c562c6d70_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Oski
Oski family
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
System Location Discovery: System Language Discovery
Unsigned PE
Program crash
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-23 21:01
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-23 21:01
Reported
2024-11-23 21:03
Platform
win10v2004-20241007-en
Max time kernel
94s
Max time network
141s
Command Line
Signatures
Oski
Oski family
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | N/A |
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3820 set thread context of 4020 | N/A | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\schtasks.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HJCiKD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp632A.tmp"
C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4020 -ip 4020
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4020 -s 1328
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 139.53.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | samsungprod.xyz | udp |
| NL | 34.90.60.144:80 | samsungprod.xyz | tcp |
| US | 8.8.8.8:53 | 144.60.90.34.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.24.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/3820-0-0x000000007460E000-0x000000007460F000-memory.dmp
memory/3820-1-0x0000000000870000-0x000000000093E000-memory.dmp
memory/3820-2-0x0000000005950000-0x0000000005EF4000-memory.dmp
memory/3820-3-0x00000000052C0000-0x0000000005352000-memory.dmp
memory/3820-5-0x0000000074600000-0x0000000074DB0000-memory.dmp
memory/3820-4-0x0000000005380000-0x000000000538A000-memory.dmp
memory/3820-6-0x0000000006CF0000-0x0000000006D8C000-memory.dmp
memory/3820-7-0x0000000005590000-0x000000000559C000-memory.dmp
memory/3820-8-0x000000007460E000-0x000000007460F000-memory.dmp
memory/3820-9-0x0000000074600000-0x0000000074DB0000-memory.dmp
memory/3820-10-0x0000000007140000-0x00000000071AE000-memory.dmp
memory/3820-11-0x00000000071B0000-0x00000000071EA000-memory.dmp
memory/4020-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4020-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/536-20-0x0000000002AA0000-0x0000000002AD6000-memory.dmp
memory/536-22-0x000000007460E000-0x000000007460F000-memory.dmp
memory/4020-21-0x0000000000400000-0x0000000000438000-memory.dmp
memory/536-25-0x0000000074600000-0x0000000074DB0000-memory.dmp
memory/536-24-0x00000000055D0000-0x0000000005BF8000-memory.dmp
memory/4020-19-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3820-26-0x0000000074600000-0x0000000074DB0000-memory.dmp
memory/536-27-0x0000000074600000-0x0000000074DB0000-memory.dmp
memory/536-28-0x00000000055A0000-0x00000000055C2000-memory.dmp
memory/536-30-0x0000000005CE0000-0x0000000005D46000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ywkhgk4w.40k.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/536-29-0x0000000005C70000-0x0000000005CD6000-memory.dmp
memory/536-40-0x0000000005E70000-0x00000000061C4000-memory.dmp
C:\ProgramData\msvcp140.dll
| MD5 | 7215ee9c7d9dc229d2921a40e899ec5f |
| SHA1 | b858cb282617fb0956d960215c8e84d1ccf909c6 |
| SHA256 | 36a9e7f1c95b82ffb99743e0c5c4ce95d83c9a430aac59f84ef3cbfab6145068 |
| SHA512 | f90ddd77e400dfe6a3fcf479b00b1ee29e7015c5bb8cd70f5f15b4886cc339275ff553fc8a053f8ddc7324f45168cffaf81f8c3ac93996f6536eef38e5e40768 |
memory/536-48-0x0000000006360000-0x000000000637E000-memory.dmp
memory/536-49-0x00000000063B0000-0x00000000063FC000-memory.dmp
memory/4020-53-0x0000000000400000-0x0000000000438000-memory.dmp
memory/536-55-0x00000000715B0000-0x00000000715FC000-memory.dmp
memory/536-54-0x0000000006940000-0x0000000006972000-memory.dmp
memory/536-65-0x0000000006920000-0x000000000693E000-memory.dmp
memory/536-66-0x0000000007360000-0x0000000007403000-memory.dmp
memory/536-67-0x0000000007CD0000-0x000000000834A000-memory.dmp
memory/536-68-0x0000000007690000-0x00000000076AA000-memory.dmp
memory/536-69-0x0000000007700000-0x000000000770A000-memory.dmp
memory/536-70-0x0000000007910000-0x00000000079A6000-memory.dmp
memory/536-71-0x0000000007890000-0x00000000078A1000-memory.dmp
memory/536-72-0x00000000078C0000-0x00000000078CE000-memory.dmp
memory/536-73-0x00000000078D0000-0x00000000078E4000-memory.dmp
memory/536-74-0x00000000079D0000-0x00000000079EA000-memory.dmp
memory/536-75-0x00000000079B0000-0x00000000079B8000-memory.dmp
memory/536-78-0x0000000074600000-0x0000000074DB0000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-23 21:01
Reported
2024-11-23 21:03
Platform
win7-20240903-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Oski
Oski family
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2528 set thread context of 1312 | N/A | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\schtasks.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HJCiKD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5773.tmp"
C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\90a2d295d4e5950379bba11c562c6d70_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1312 -s 760
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | samsungprod.xyz | udp |
| NL | 34.90.60.144:80 | samsungprod.xyz | tcp |
Files
memory/2528-0-0x0000000074CEE000-0x0000000074CEF000-memory.dmp
memory/2528-1-0x0000000000F40000-0x000000000100E000-memory.dmp
memory/2528-2-0x0000000074CE0000-0x00000000753CE000-memory.dmp
memory/2528-3-0x00000000005D0000-0x00000000005DC000-memory.dmp
memory/2528-4-0x0000000074CEE000-0x0000000074CEF000-memory.dmp
memory/2528-5-0x0000000074CE0000-0x00000000753CE000-memory.dmp
memory/2528-6-0x0000000005140000-0x00000000051AE000-memory.dmp
memory/2528-7-0x00000000007D0000-0x000000000080A000-memory.dmp
memory/1312-23-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1312-13-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1312-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1312-19-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1312-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1312-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1312-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1312-24-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2528-26-0x0000000074CE0000-0x00000000753CE000-memory.dmp
memory/1312-25-0x0000000000400000-0x0000000000438000-memory.dmp
C:\ProgramData\msvcp140.dll
| MD5 | 7215ee9c7d9dc229d2921a40e899ec5f |
| SHA1 | b858cb282617fb0956d960215c8e84d1ccf909c6 |
| SHA256 | 36a9e7f1c95b82ffb99743e0c5c4ce95d83c9a430aac59f84ef3cbfab6145068 |
| SHA512 | f90ddd77e400dfe6a3fcf479b00b1ee29e7015c5bb8cd70f5f15b4886cc339275ff553fc8a053f8ddc7324f45168cffaf81f8c3ac93996f6536eef38e5e40768 |
memory/1312-38-0x0000000000400000-0x0000000000438000-memory.dmp