Analysis Overview
SHA256
8b0ac881b039733c573ab30cf037e0ce3d6f2981c0eb2342902b91ecf891adff
Threat Level: Known bad
The file acc4fdc0e6c701455ee76253ebf158b1_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Oski family
Oski
Reads user/profile data of web browsers
Checks computer location settings
Suspicious use of SetThreadContext
Program crash
System Location Discovery: System Language Discovery
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Scheduled Task/Job: Scheduled Task
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-28 15:22
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-28 15:22
Reported
2024-11-28 15:24
Platform
win7-20240903-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
Oski
Oski family
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2736 set thread context of 2492 | N/A | C:\Users\Admin\AppData\Local\Temp\SKBM-120821.exe | C:\Users\Admin\AppData\Local\Temp\SKBM-120821.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\SKBM-120821.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\SKBM-120821.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\SKBM-120821.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\SKBM-120821.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\SKBM-120821.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\SKBM-120821.exe
"C:\Users\Admin\AppData\Local\Temp\SKBM-120821.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rFmqUFUNsPfqc" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDAD5.tmp"
C:\Users\Admin\AppData\Local\Temp\SKBM-120821.exe
"{path}"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2492 -s 112
Network
Files
memory/2736-0-0x00000000741CE000-0x00000000741CF000-memory.dmp
memory/2736-1-0x0000000000A40000-0x0000000000AFC000-memory.dmp
memory/2736-2-0x00000000741C0000-0x00000000748AE000-memory.dmp
memory/2736-3-0x00000000003D0000-0x00000000003D8000-memory.dmp
memory/2736-4-0x00000000741CE000-0x00000000741CF000-memory.dmp
memory/2736-5-0x00000000741C0000-0x00000000748AE000-memory.dmp
memory/2736-6-0x0000000005790000-0x0000000005812000-memory.dmp
memory/2736-7-0x0000000000520000-0x000000000055C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpDAD5.tmp
| MD5 | 4fa0957fe479ec906cb12f1be356af07 |
| SHA1 | 196eabaad288eba17b05ba4fd51ac91bdd26f2a3 |
| SHA256 | f7f951cdf85f9082b81f6a095a3154491d39a5e828a1d88603d7c2e95d80d16e |
| SHA512 | 1257fd9aa82cd5e813a41bf94d8d6069585ed2af36ba3ae318f0ddbc630ca1b5107d21207e95ba88f16ba9170bd3cca3811d84e6e5c73baf82fc1b3bb35b86e6 |
memory/2492-11-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2492-19-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2492-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2492-16-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2492-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2492-13-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2492-14-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2492-21-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2736-22-0x00000000741C0000-0x00000000748AE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-28 15:22
Reported
2024-11-28 15:25
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
155s
Command Line
Signatures
Oski
Oski family
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\SKBM-120821.exe | N/A |
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2700 set thread context of 1504 | N/A | C:\Users\Admin\AppData\Local\Temp\SKBM-120821.exe | C:\Users\Admin\AppData\Local\Temp\SKBM-120821.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\SKBM-120821.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\SKBM-120821.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\SKBM-120821.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\SKBM-120821.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\SKBM-120821.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\SKBM-120821.exe
"C:\Users\Admin\AppData\Local\Temp\SKBM-120821.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rFmqUFUNsPfqc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7FA.tmp"
C:\Users\Admin\AppData\Local\Temp\SKBM-120821.exe
"{path}"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1504 -ip 1504
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 1328
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zau.divendesign.in | udp |
| US | 107.178.223.183:80 | zau.divendesign.in | tcp |
| US | 107.178.223.183:80 | zau.divendesign.in | tcp |
| US | 107.178.223.183:80 | zau.divendesign.in | tcp |
| US | 107.178.223.183:80 | zau.divendesign.in | tcp |
| US | 107.178.223.183:80 | zau.divendesign.in | tcp |
| US | 107.178.223.183:80 | zau.divendesign.in | tcp |
| US | 8.8.8.8:53 | 183.223.178.107.in-addr.arpa | udp |
| US | 104.155.138.21:80 | zau.divendesign.in | tcp |
| US | 104.155.138.21:80 | zau.divendesign.in | tcp |
| US | 8.8.8.8:53 | 21.138.155.104.in-addr.arpa | udp |
Files
memory/2700-0-0x000000007518E000-0x000000007518F000-memory.dmp
memory/2700-1-0x0000000000160000-0x000000000021C000-memory.dmp
memory/2700-2-0x0000000075180000-0x0000000075930000-memory.dmp
memory/2700-3-0x0000000004CE0000-0x0000000004CE8000-memory.dmp
memory/2700-4-0x0000000004D90000-0x0000000004E2C000-memory.dmp
memory/2700-5-0x0000000004E30000-0x0000000004EC2000-memory.dmp
memory/2700-6-0x000000007518E000-0x000000007518F000-memory.dmp
memory/2700-7-0x0000000075180000-0x0000000075930000-memory.dmp
memory/2700-8-0x0000000005610000-0x0000000005692000-memory.dmp
memory/2700-9-0x00000000052C0000-0x00000000052FC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp7FA.tmp
| MD5 | 5570235f4229a460596fb8522d0adce5 |
| SHA1 | ab78fe5341aa53352db310512b484bdfaeb634da |
| SHA256 | 9e6b61ad05d6dba0d9b04227b1b0d8e2487c071f3ac3bf077f6f42c8a730df5e |
| SHA512 | 122930eff6b89a1f168e1080fa1f31377124246cc3299d23de5746c04734b0b34ba76ac7c7e604a78cf5d2cd2e332f98df45ebf399c94d7c9e70d6e316f49be0 |
memory/1504-14-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1504-13-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1504-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1504-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2700-18-0x0000000075180000-0x0000000075930000-memory.dmp
memory/1504-19-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1504-22-0x0000000000400000-0x0000000000438000-memory.dmp