Analysis Overview
SHA256
4547ada9000728f06d6834f6e5c38eb7018cb1f78f816c0d3d23ebc976d49211
Threat Level: Shows suspicious behavior
The file e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Reads WinSCP keys stored on the system
Deletes itself
Loads dropped DLL
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SendNotifyMessage
NTFS ADS
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-07 17:25
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-07 17:25
Reported
2024-04-07 17:28
Platform
win7-20240221-en
Max time kernel
152s
Max time network
126s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Wyow\yhic.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118.exe | N/A |
Reads WinSCP keys stored on the system
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Windows\CurrentVersion\Run\{ACE0168D-9EB0-9C26-9491-8AD04197DE94} = "C:\\Users\\Admin\\AppData\\Roaming\\Wyow\\yhic.exe" | C:\Users\Admin\AppData\Roaming\Wyow\yhic.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1504 set thread context of 2240 | N/A | C:\Users\Admin\AppData\Local\Temp\e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Privacy | C:\Users\Admin\AppData\Local\Temp\e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0" | C:\Users\Admin\AppData\Local\Temp\e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118.exe | N/A |
NTFS ADS
| Description | Indicator | Process | Target |
| File opened for modification | C:\Users\Admin\AppData\Local\Microsoft\Windows Mail\Local Folders\Inbox\7A19142A-00000001.eml:OECustomProperty | C:\Program Files\Windows Mail\WinMail.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeSecurityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Program Files\Windows Mail\WinMail.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Windows Mail\WinMail.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Windows Mail\WinMail.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Windows Mail\WinMail.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\taskhost.exe
"taskhost.exe"
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
C:\Users\Admin\AppData\Local\Temp\e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118.exe"
C:\Users\Admin\AppData\Roaming\Wyow\yhic.exe
"C:\Users\Admin\AppData\Roaming\Wyow\yhic.exe"
C:\Program Files\Windows Mail\WinMail.exe
"C:\Program Files\Windows Mail\WinMail.exe" -Embedding
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp31bb2edd.bat"
C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | crl.microsoft.com | udp |
| BE | 2.17.107.9:80 | crl.microsoft.com | tcp |
| US | 8.8.8.8:53 | senglab.info | udp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
| DE | 87.106.190.169:80 | senglab.info | tcp |
Files
\Users\Admin\AppData\Roaming\Wyow\yhic.exe
| MD5 | 3ee4da66388c83010a38259e6767fa34 |
| SHA1 | ce4ab9c6db28f9c9eba47e69d713447d8eff3382 |
| SHA256 | e629bbecde4016cb8133c0b3c5d9531ce39a89730b993d70f539b4ce9fd37d9e |
| SHA512 | 9854a6092272f8685c5fad67225dcd63c0ab7d7dbbd79221fd194fd48ee787dd43cb9fb9f8f7d178587a5387a14c3558a11cc52834ad3eed4c13a3531ddbf92a |
memory/1092-10-0x0000000001E10000-0x0000000001E37000-memory.dmp
memory/1092-11-0x0000000001E10000-0x0000000001E37000-memory.dmp
memory/1092-12-0x0000000001E10000-0x0000000001E37000-memory.dmp
memory/1092-13-0x0000000001E10000-0x0000000001E37000-memory.dmp
memory/1092-14-0x0000000001E10000-0x0000000001E37000-memory.dmp
memory/1156-17-0x00000000001A0000-0x00000000001C7000-memory.dmp
memory/1156-18-0x00000000001A0000-0x00000000001C7000-memory.dmp
memory/1156-19-0x00000000001A0000-0x00000000001C7000-memory.dmp
memory/1156-20-0x00000000001A0000-0x00000000001C7000-memory.dmp
memory/1216-22-0x0000000002A20000-0x0000000002A47000-memory.dmp
memory/1216-23-0x0000000002A20000-0x0000000002A47000-memory.dmp
memory/1216-24-0x0000000002A20000-0x0000000002A47000-memory.dmp
memory/1216-25-0x0000000002A20000-0x0000000002A47000-memory.dmp
memory/1996-27-0x0000000001C80000-0x0000000001CA7000-memory.dmp
memory/1996-28-0x0000000001C80000-0x0000000001CA7000-memory.dmp
memory/1996-29-0x0000000001C80000-0x0000000001CA7000-memory.dmp
memory/1996-30-0x0000000001C80000-0x0000000001CA7000-memory.dmp
memory/1504-33-0x0000000000270000-0x0000000000297000-memory.dmp
memory/1504-34-0x0000000000270000-0x0000000000297000-memory.dmp
memory/1504-35-0x0000000000270000-0x0000000000297000-memory.dmp
memory/1504-36-0x0000000000270000-0x0000000000297000-memory.dmp
memory/1504-37-0x0000000000270000-0x0000000000297000-memory.dmp
memory/1504-39-0x0000000000270000-0x0000000000297000-memory.dmp
memory/1504-38-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-40-0x0000000077D80000-0x0000000077D81000-memory.dmp
memory/1504-42-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-44-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-46-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-48-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-50-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-52-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-54-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-56-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-58-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-60-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-63-0x0000000077D80000-0x0000000077D81000-memory.dmp
memory/1504-62-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-65-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-67-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-69-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-71-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-73-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-75-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1504-131-0x00000000002E0000-0x00000000002E1000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows Mail\edb.log
| MD5 | b04ee5a249dc91c49919163ed7e25cd1 |
| SHA1 | 6316379805f630aa2cf7e15d7c2f1e13832c8aa3 |
| SHA256 | 457493f59c4a0f25eea68645bb2b37df0c867318308b612fcec36b6138658af5 |
| SHA512 | eb343ab5e8427c0bc8e429761861d108d9eadc8c8d5d8b609be21513121dd3757c70d0295ef52034cda2ab803783253ac17e60103393588bf4eba64927502d1e |
C:\Users\Admin\AppData\Roaming\Kapae\kynue.esf
| MD5 | 133000b3baaf990b0d8b70bbee69c863 |
| SHA1 | 9eccd771c2f7a5b361af6f6dd1a9b0304f02f6bb |
| SHA256 | 8050fb3063b9fee0ae44306acb4050cd28a53ceadc54d44f971a7684e87c6c1b |
| SHA512 | 45ca1c6a97f2c12c017c1c672196ac7ce456699b342b73a331bf52a3cb7f3164694ca26e61004cc365b21755293e29cdee4ea439e7f45723e772b641f25d0ae4 |
memory/1504-216-0x0000000000270000-0x0000000000297000-memory.dmp
memory/2240-217-0x0000000000050000-0x0000000000077000-memory.dmp
memory/2240-228-0x0000000077D80000-0x0000000077D81000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp31bb2edd.bat
| MD5 | 19b26188ab1eb3df0eae654a8d1be1dc |
| SHA1 | 9a85c9706086058c648a66999f6080c2ff775a6b |
| SHA256 | 97096a8af4e36291de88107527f4e4b43a534196c57e78bc618dc5f3014b08ac |
| SHA512 | c4d81e45f3a84ece2133abf45a9ceffd221e0c333262a791381c95ac6dddcf62e864839960d7ca29e2d842180639b67a5ce9423d4574e572b9b589b41d2aeba3 |
memory/2240-310-0x0000000000050000-0x0000000000077000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 17:25
Reported
2024-04-07 17:28
Platform
win10v2004-20240226-en
Max time kernel
92s
Max time network
93s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e576dac1188eb161d153d2ec0099b8ea_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.143.109.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |