Analysis Overview
SHA256
c5203826395626892dba5e237dafd85fa8370264c9d150ffeee86c261930e065
Threat Level: Likely malicious
The file eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118 was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Themida packer
Checks BIOS information in registry
Checks whether UAC is enabled
Legitimate hosting services abused for malware hosting/C2
Suspicious use of NtSetInformationThreadHideFromDebugger
Unsigned PE
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-12 02:43
Signatures
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-12 02:43
Reported
2024-04-12 02:46
Platform
win7-20240220-en
Max time kernel
142s
Max time network
120s
Command Line
Signatures
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | raw.githubusercontent.com | N/A | N/A |
| N/A | raw.githubusercontent.com | N/A | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2240 wrote to memory of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2240 wrote to memory of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2240 wrote to memory of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2240 wrote to memory of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 1084
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | raw.githubusercontent.com | udp |
| US | 185.199.108.133:443 | raw.githubusercontent.com | tcp |
Files
memory/2240-0-0x0000000001000000-0x0000000001876000-memory.dmp
memory/2240-1-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-2-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-3-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-4-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-5-0x0000000074E40000-0x0000000074E87000-memory.dmp
memory/2240-6-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-8-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-7-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-9-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-11-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-10-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-12-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-14-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-16-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-17-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-19-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-20-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-21-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-22-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-24-0x0000000077120000-0x0000000077122000-memory.dmp
memory/2240-23-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-18-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-15-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-13-0x0000000074E40000-0x0000000074E87000-memory.dmp
memory/2240-25-0x0000000074130000-0x000000007481E000-memory.dmp
memory/2240-26-0x0000000001000000-0x0000000001876000-memory.dmp
memory/2240-27-0x0000000001000000-0x0000000001876000-memory.dmp
memory/2240-28-0x00000000055B0000-0x00000000055F0000-memory.dmp
memory/2240-30-0x0000000001000000-0x0000000001876000-memory.dmp
memory/2240-32-0x0000000074E40000-0x0000000074E87000-memory.dmp
memory/2240-31-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-33-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-34-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-35-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-36-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-38-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-37-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-40-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-39-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-42-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-43-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-44-0x0000000074D30000-0x0000000074E40000-memory.dmp
memory/2240-45-0x0000000074130000-0x000000007481E000-memory.dmp
memory/2240-46-0x00000000055B0000-0x00000000055F0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-12 02:43
Reported
2024-04-12 02:46
Platform
win10v2004-20240226-en
Max time kernel
93s
Max time network
127s
Command Line
Signatures
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | raw.githubusercontent.com | N/A | N/A |
| N/A | raw.githubusercontent.com | N/A | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1704 -ip 1704
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 1684
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | raw.githubusercontent.com | udp |
| US | 185.199.108.133:443 | raw.githubusercontent.com | tcp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.108.199.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
Files
memory/1704-0-0x00000000001A0000-0x0000000000A16000-memory.dmp
memory/1704-1-0x0000000076670000-0x0000000076760000-memory.dmp
memory/1704-2-0x0000000076670000-0x0000000076760000-memory.dmp
memory/1704-4-0x0000000076670000-0x0000000076760000-memory.dmp
memory/1704-6-0x0000000076670000-0x0000000076760000-memory.dmp
memory/1704-5-0x0000000076670000-0x0000000076760000-memory.dmp
memory/1704-3-0x0000000076670000-0x0000000076760000-memory.dmp
memory/1704-7-0x0000000077674000-0x0000000077676000-memory.dmp
memory/1704-8-0x00000000001A0000-0x0000000000A16000-memory.dmp
memory/1704-9-0x00000000001A0000-0x0000000000A16000-memory.dmp
memory/1704-11-0x00000000001A0000-0x0000000000A16000-memory.dmp
memory/1704-12-0x0000000076670000-0x0000000076760000-memory.dmp