Analysis Overview
SHA256
f4f37faf7b52b7544ee58a029dcc54a71941aedcdd2b4eacda2f39c3217aad48
Threat Level: Known bad
The file e275365c0a8684b5dce1b5b626cb8649_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
SectopRAT payload
SectopRAT
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Checks computer location settings
Checks BIOS information in registry
Executes dropped EXE
Loads dropped DLL
Themida packer
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-06 11:39
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-06 11:39
Reported
2024-04-06 11:42
Platform
win7-20240221-en
Max time kernel
141s
Max time network
154s
Command Line
Signatures
SectopRAT
SectopRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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\UpdateChecker.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\UpdateChecker.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Snakyheaded.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe | N/A |
Loads dropped DLL
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\UpdateChecker.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Snakyheaded.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e275365c0a8684b5dce1b5b626cb8649_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e275365c0a8684b5dce1b5b626cb8649_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe
"C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe"
C:\Users\Admin\AppData\Local\Temp\Snakyheaded.exe
"C:\Users\Admin\AppData\Local\Temp\Snakyheaded.exe"
Network
| Country | Destination | Domain | Proto |
| RU | 185.215.113.83:60722 | tcp | |
| RU | 185.215.113.83:60722 | tcp | |
| RU | 185.215.113.83:60722 | tcp | |
| RU | 185.215.113.83:60722 | tcp | |
| RU | 185.215.113.83:60722 | tcp | |
| RU | 185.215.113.83:60722 | tcp |
Files
\Users\Admin\AppData\Local\Temp\UpdateChecker.exe
| MD5 | e3d6dc87f0151a02413405cf24679168 |
| SHA1 | 536c88ef259f430f9982159344878c714408aab0 |
| SHA256 | 473b161ab7fd8802a33d016898f513b190f4e238fcf652755900a182a44a28b7 |
| SHA512 | 82d3dadcc267e0f5f9f31ade49084cc7b56ffc80861d7b124cb6e2e4ec64eceff7d6b02dd6117a342e3bff5045e66a38cae4a940ce6f3c7c6ee4cd90bb81f855 |
memory/2208-16-0x00000000031C0000-0x0000000003FFE000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Snakyheaded.exe
| MD5 | 60da19010d8555edc5d5abf7520a0f6f |
| SHA1 | cd3494b05643b5cbe42796a00ce0502259c3483a |
| SHA256 | 9ff2e5069461fdf638a4fa11c6a89ef53b5c65a74bb08dc0f16b46b885f67221 |
| SHA512 | 177dbefaacc714db3a35b112930dba02ff5725563dacde35dbc2ac5914888be302651caf4fe4239ba0b8ea719c29b409daec024cfbd4f91f09a11ce75d92f500 |
memory/2864-28-0x0000000000190000-0x0000000000FCE000-memory.dmp
memory/2208-17-0x00000000031D0000-0x000000000400E000-memory.dmp
memory/2620-29-0x0000000001130000-0x000000000151E000-memory.dmp
memory/2620-31-0x000007FEF58A0000-0x000007FEF628C000-memory.dmp
memory/2864-33-0x0000000075860000-0x00000000758A7000-memory.dmp
memory/2864-34-0x00000000750B0000-0x00000000751C0000-memory.dmp
memory/2864-35-0x00000000750B0000-0x00000000751C0000-memory.dmp
memory/2864-36-0x0000000075860000-0x00000000758A7000-memory.dmp
memory/2864-37-0x00000000750B0000-0x00000000751C0000-memory.dmp
memory/2864-38-0x0000000077640000-0x0000000077642000-memory.dmp
memory/2864-40-0x00000000750B0000-0x00000000751C0000-memory.dmp
memory/2864-39-0x0000000000190000-0x0000000000FCE000-memory.dmp
memory/2864-41-0x0000000000190000-0x0000000000FCE000-memory.dmp
memory/2620-42-0x000000001C550000-0x000000001C8C4000-memory.dmp
memory/2620-43-0x0000000000CB0000-0x0000000000D30000-memory.dmp
memory/2620-45-0x0000000000CB0000-0x0000000000D30000-memory.dmp
memory/2208-47-0x00000000031D0000-0x000000000400E000-memory.dmp
memory/2864-48-0x0000000000190000-0x0000000000FCE000-memory.dmp
memory/2620-49-0x000007FEF58A0000-0x000007FEF628C000-memory.dmp
memory/2864-50-0x0000000075860000-0x00000000758A7000-memory.dmp
memory/2864-51-0x00000000750B0000-0x00000000751C0000-memory.dmp
memory/2864-52-0x00000000750B0000-0x00000000751C0000-memory.dmp
memory/2864-53-0x00000000750B0000-0x00000000751C0000-memory.dmp
memory/2620-54-0x0000000000CB0000-0x0000000000D30000-memory.dmp
memory/2620-55-0x000000001C070000-0x000000001C3D6000-memory.dmp
memory/2620-56-0x0000000021190000-0x0000000021434000-memory.dmp
memory/2620-57-0x0000000000CB0000-0x0000000000D30000-memory.dmp
memory/2620-59-0x0000000000CB0000-0x0000000000D30000-memory.dmp
memory/2620-60-0x000007FEF58A0000-0x000007FEF628C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-06 11:39
Reported
2024-04-06 11:42
Platform
win10v2004-20231215-en
Max time kernel
147s
Max time network
150s
Command Line
Signatures
SectopRAT
SectopRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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\UpdateChecker.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\UpdateChecker.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\e275365c0a8684b5dce1b5b626cb8649_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Snakyheaded.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\UpdateChecker.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4116 wrote to memory of 3464 | N/A | C:\Users\Admin\AppData\Local\Temp\e275365c0a8684b5dce1b5b626cb8649_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe |
| PID 4116 wrote to memory of 3464 | N/A | C:\Users\Admin\AppData\Local\Temp\e275365c0a8684b5dce1b5b626cb8649_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe |
| PID 4116 wrote to memory of 3464 | N/A | C:\Users\Admin\AppData\Local\Temp\e275365c0a8684b5dce1b5b626cb8649_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe |
| PID 4116 wrote to memory of 1804 | N/A | C:\Users\Admin\AppData\Local\Temp\e275365c0a8684b5dce1b5b626cb8649_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\Snakyheaded.exe |
| PID 4116 wrote to memory of 1804 | N/A | C:\Users\Admin\AppData\Local\Temp\e275365c0a8684b5dce1b5b626cb8649_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\Snakyheaded.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e275365c0a8684b5dce1b5b626cb8649_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e275365c0a8684b5dce1b5b626cb8649_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe
"C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe"
C:\Users\Admin\AppData\Local\Temp\Snakyheaded.exe
"C:\Users\Admin\AppData\Local\Temp\Snakyheaded.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| RU | 185.215.113.83:60722 | tcp | |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| RU | 185.215.113.83:60722 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| RU | 185.215.113.83:60722 | tcp | |
| US | 8.8.8.8:53 | 239.249.30.184.in-addr.arpa | udp |
| RU | 185.215.113.83:60722 | tcp | |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| RU | 185.215.113.83:60722 | tcp | |
| RU | 185.215.113.83:60722 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\UpdateChecker.exe
| MD5 | e3d6dc87f0151a02413405cf24679168 |
| SHA1 | 536c88ef259f430f9982159344878c714408aab0 |
| SHA256 | 473b161ab7fd8802a33d016898f513b190f4e238fcf652755900a182a44a28b7 |
| SHA512 | 82d3dadcc267e0f5f9f31ade49084cc7b56ffc80861d7b124cb6e2e4ec64eceff7d6b02dd6117a342e3bff5045e66a38cae4a940ce6f3c7c6ee4cd90bb81f855 |
C:\Users\Admin\AppData\Local\Temp\Snakyheaded.exe
| MD5 | 60da19010d8555edc5d5abf7520a0f6f |
| SHA1 | cd3494b05643b5cbe42796a00ce0502259c3483a |
| SHA256 | 9ff2e5069461fdf638a4fa11c6a89ef53b5c65a74bb08dc0f16b46b885f67221 |
| SHA512 | 177dbefaacc714db3a35b112930dba02ff5725563dacde35dbc2ac5914888be302651caf4fe4239ba0b8ea719c29b409daec024cfbd4f91f09a11ce75d92f500 |
memory/3464-23-0x00000000000C0000-0x0000000000EFE000-memory.dmp
memory/1804-26-0x00007FF8BDF40000-0x00007FF8BEA01000-memory.dmp
memory/1804-25-0x0000020022B30000-0x0000020022F1E000-memory.dmp
memory/3464-27-0x0000000076BE0000-0x0000000076CD0000-memory.dmp
memory/3464-28-0x0000000076BE0000-0x0000000076CD0000-memory.dmp
memory/3464-29-0x0000000076BE0000-0x0000000076CD0000-memory.dmp
memory/3464-31-0x0000000076BE0000-0x0000000076CD0000-memory.dmp
memory/3464-30-0x0000000076BE0000-0x0000000076CD0000-memory.dmp
memory/3464-34-0x0000000077184000-0x0000000077186000-memory.dmp
memory/3464-35-0x00000000000C0000-0x0000000000EFE000-memory.dmp
memory/3464-36-0x00000000000C0000-0x0000000000EFE000-memory.dmp
memory/3464-37-0x0000000006050000-0x0000000006668000-memory.dmp
memory/3464-38-0x0000000005A50000-0x0000000005A62000-memory.dmp
memory/3464-39-0x0000000005B80000-0x0000000005C8A000-memory.dmp
memory/3464-40-0x0000000005AB0000-0x0000000005AEC000-memory.dmp
memory/3464-41-0x0000000005AF0000-0x0000000005B3C000-memory.dmp
memory/1804-42-0x000002003D3F0000-0x000002003D764000-memory.dmp
memory/1804-43-0x0000020024AB0000-0x0000020024AC0000-memory.dmp
memory/1804-44-0x0000020024AB0000-0x0000020024AC0000-memory.dmp
memory/3464-46-0x00000000000C0000-0x0000000000EFE000-memory.dmp
memory/1804-47-0x00007FF8BDF40000-0x00007FF8BEA01000-memory.dmp
memory/3464-49-0x0000000076BE0000-0x0000000076CD0000-memory.dmp
memory/3464-48-0x0000000076BE0000-0x0000000076CD0000-memory.dmp
memory/3464-50-0x0000000076BE0000-0x0000000076CD0000-memory.dmp
memory/3464-51-0x0000000076BE0000-0x0000000076CD0000-memory.dmp
memory/1804-52-0x0000020024AB0000-0x0000020024AC0000-memory.dmp
memory/1804-53-0x000002003F910000-0x000002003FC76000-memory.dmp
memory/1804-54-0x000002003FC80000-0x000002003FF24000-memory.dmp
memory/1804-55-0x00000200403F0000-0x00000200408BC000-memory.dmp
memory/3464-56-0x0000000076BE0000-0x0000000076CD0000-memory.dmp
memory/1804-57-0x000002003FF40000-0x000002003FF52000-memory.dmp
memory/1804-59-0x00007FF8BDF40000-0x00007FF8BEA01000-memory.dmp