Analysis Overview
SHA256
26b0c85a5c79a701c962744b93ed6ef516a847c8ecbe1fcfece1bf5c3934a5f0
Threat Level: Known bad
The file 067ec51e899de8a311d410b4b996449f_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Gh0st RAT payload
Gh0strat
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Writes to the Master Boot Record (MBR)
Drops file in System32 directory
Drops file in Windows directory
Program crash
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Modifies registry class
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-23 14:23
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-23 14:23
Reported
2024-06-23 14:25
Platform
win7-20240611-en
Max time kernel
142s
Max time network
134s
Command Line
Signatures
Gh0st RAT payload
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gh0strat
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\067ec51e899de8a311d410b4b996449f_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\067ec51e899de8a311d410b4b996449f_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\yjsoft.ini | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\yjsoft.ini | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\windows\alg.exe | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| File opened for modification | C:\windows\alg.exe | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| File created | C:\Windows\Sys.VBS | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| File created | C:\WINDOWS\FF13.exe | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| File created | C:\WINDOWS\FF12.exe | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\067ec51e899de8a311d410b4b996449f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\067ec51e899de8a311d410b4b996449f_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\svchost.exe
C:\Users\Admin\AppData\Local\Temp\svchost.exe
C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Windows\Sys.VBS"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | v4heik.3322.org | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
Files
memory/2452-1-0x0000000000020000-0x0000000000022000-memory.dmp
memory/2452-0-0x0000000000400000-0x0000000000486000-memory.dmp
\Users\Admin\AppData\Local\Temp\svchost.exe
| MD5 | 1f98b77fbf8b511b793c5a1a299cd768 |
| SHA1 | c0bac0e0527af4ff1fd566791ca3b5808a607b7e |
| SHA256 | c126719d997a24d2448f8b29ba5cdac92ad61235485c369815ebd738a1a8d5ce |
| SHA512 | 1d066c0cafa1c0f045d54721569e2207efb04ad326aa26a8668d54e97b71399c44b5d2c1250e1f70eedf5d4e56e553a3548cbc7f69388ec2e3e0dc29512defb5 |
memory/2452-11-0x0000000001DD0000-0x0000000001E56000-memory.dmp
memory/2452-10-0x0000000001DD0000-0x0000000001E56000-memory.dmp
memory/2480-13-0x0000000000020000-0x0000000000022000-memory.dmp
memory/2452-17-0x0000000000400000-0x0000000000486000-memory.dmp
C:\Windows\Sys.VBS
| MD5 | e5baac34de9a9068a0c901392f21efe5 |
| SHA1 | 77f9cb2be96bfbf4e0eefb27b759faeb13b50b29 |
| SHA256 | 7fa5d6fb181d48105524c2836db0671faf8454d7236a74b434075ce64b52a7a9 |
| SHA512 | dac036e3136abdb14c799b52f91ccfa39699943b980276d563072d63a5bbd5fdf975cdce04f1df832d8a19735231a7ed9a52eddff2b6f2cc47b4b8a1aa62f374 |
memory/2480-29-0x0000000020000000-0x0000000020027000-memory.dmp
\Windows\SysWOW64\yjsoft.ini
| MD5 | f311e947a88036d433b46a0b0968aa29 |
| SHA1 | 0e329260166ba33294252672edd64a47fba127be |
| SHA256 | 714ab8b249263e37cf30cc366fa75e0d8854688923689ae6090b3bd7942226f6 |
| SHA512 | faf13469a3c806b4bdb88599cd8db40d3881072920143c0f1e33cbeec9cebef31619ddf123171ce3e73f2fa5ff952a8a69cc2ab0be6c680486bc52bc0f93745e |
memory/2480-31-0x0000000000540000-0x0000000000541000-memory.dmp
memory/2480-33-0x0000000020000000-0x0000000020027000-memory.dmp
memory/2480-32-0x0000000000400000-0x0000000000486000-memory.dmp
memory/2480-36-0x0000000000020000-0x0000000000022000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-23 14:23
Reported
2024-06-23 14:25
Platform
win10v2004-20240611-en
Max time kernel
136s
Max time network
127s
Command Line
Signatures
Gh0st RAT payload
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gh0strat
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\yjsoft.ini | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| File created | C:\Windows\SysWOW64\yjsoft.ini | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Sys.VBS | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| File created | C:\WINDOWS\FF13.exe | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| File created | C:\WINDOWS\FF12.exe | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| File created | C:\windows\alg.exe | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| File opened for modification | C:\windows\alg.exe | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Enumerates physical storage devices
Program crash
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000_Classes\Local Settings | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2836 wrote to memory of 2316 | N/A | C:\Users\Admin\AppData\Local\Temp\067ec51e899de8a311d410b4b996449f_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\svchost.exe |
| PID 2836 wrote to memory of 2316 | N/A | C:\Users\Admin\AppData\Local\Temp\067ec51e899de8a311d410b4b996449f_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\svchost.exe |
| PID 2836 wrote to memory of 2316 | N/A | C:\Users\Admin\AppData\Local\Temp\067ec51e899de8a311d410b4b996449f_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\svchost.exe |
| PID 2316 wrote to memory of 4092 | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | C:\Windows\SysWOW64\WScript.exe |
| PID 2316 wrote to memory of 4092 | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | C:\Windows\SysWOW64\WScript.exe |
| PID 2316 wrote to memory of 4092 | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | C:\Windows\SysWOW64\WScript.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\067ec51e899de8a311d410b4b996449f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\067ec51e899de8a311d410b4b996449f_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2836 -ip 2836
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 220
C:\Users\Admin\AppData\Local\Temp\svchost.exe
C:\Users\Admin\AppData\Local\Temp\svchost.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2316 -ip 2316
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 228
C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Windows\Sys.VBS"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4720,i,1236064252342462940,13180713657498721890,262144 --variations-seed-version --mojo-platform-channel-handle=4076 /prefetch:8
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 2316 -ip 2316
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 1412
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 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.24.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
memory/2836-0-0x0000000000400000-0x0000000000486000-memory.dmp
memory/2836-1-0x00000000001D0000-0x00000000001D2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\svchost.exe
| MD5 | 1f98b77fbf8b511b793c5a1a299cd768 |
| SHA1 | c0bac0e0527af4ff1fd566791ca3b5808a607b7e |
| SHA256 | c126719d997a24d2448f8b29ba5cdac92ad61235485c369815ebd738a1a8d5ce |
| SHA512 | 1d066c0cafa1c0f045d54721569e2207efb04ad326aa26a8668d54e97b71399c44b5d2c1250e1f70eedf5d4e56e553a3548cbc7f69388ec2e3e0dc29512defb5 |
memory/2316-7-0x00000000001E0000-0x00000000001E2000-memory.dmp
memory/2836-11-0x0000000000400000-0x0000000000486000-memory.dmp
C:\Windows\Sys.VBS
| MD5 | e5baac34de9a9068a0c901392f21efe5 |
| SHA1 | 77f9cb2be96bfbf4e0eefb27b759faeb13b50b29 |
| SHA256 | 7fa5d6fb181d48105524c2836db0671faf8454d7236a74b434075ce64b52a7a9 |
| SHA512 | dac036e3136abdb14c799b52f91ccfa39699943b980276d563072d63a5bbd5fdf975cdce04f1df832d8a19735231a7ed9a52eddff2b6f2cc47b4b8a1aa62f374 |
C:\Windows\SysWOW64\yjsoft.ini
| MD5 | 27c7d23ffc99fce127162f29d93c3d39 |
| SHA1 | 1927c25a0bb975e68c60960b38391474141dc610 |
| SHA256 | ce8f5f9553599277f3349b01ebb7a2dd90b49336d116e18d733143770ae79c0c |
| SHA512 | 4a19eb1d8658141a81c058ca10b6c81c891d26793f538d7e557a458b75f31f66469caf8502bd9d61aecd4dd1c3b6abc6b11d07e2051922a06ef55571a5792016 |
memory/2316-24-0x0000000020000000-0x0000000020027000-memory.dmp
memory/2316-26-0x00000000035F0000-0x00000000035F1000-memory.dmp
memory/2316-29-0x0000000020000000-0x0000000020027000-memory.dmp
memory/2316-28-0x0000000000400000-0x0000000000486000-memory.dmp