Analysis Overview
SHA256
181e4423a1bec894471cf972cac0f4d297838621f97a3fdba1392534919b9eac
Threat Level: Known bad
The file 5c51795853e77f806174a130eaf39694_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Remcos
Uses the VBS compiler for execution
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-20 00:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-20 00:43
Reported
2024-05-20 00:45
Platform
win7-20240508-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Remcos
Uses the VBS compiler for execution
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\ยด34p5roi7ymjero = "C:\\Users\\Admin\\0p9riy6t290wueporiy'u4prhmt.exe" | C:\Users\Admin\AppData\Local\Temp\5c51795853e77f806174a130eaf39694_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1936 set thread context of 3040 | N/A | C:\Users\Admin\AppData\Local\Temp\5c51795853e77f806174a130eaf39694_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\5c51795853e77f806174a130eaf39694_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5c51795853e77f806174a130eaf39694_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5c51795853e77f806174a130eaf39694_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | casillas.hicam.net | udp |
| US | 8.8.8.8:53 | casillasmx.chickenkiller.com | udp |
| US | 8.8.8.8:53 | casillas45.hopto.org | udp |
| US | 8.8.8.8:53 | casillas.libfoobar.so | udp |
| US | 8.8.8.8:53 | du4alr0ute.sendsmtp.com | udp |
| MX | 187.155.77.154:2404 | du4alr0ute.sendsmtp.com | tcp |
| US | 8.8.8.8:53 | settings.wifizone.org | udp |
| US | 8.8.8.8:53 | wifi.con-ip.com | udp |
| MX | 187.155.58.99:2404 | wifi.con-ip.com | tcp |
| US | 8.8.8.8:53 | rsaupdatr.jumpingcrab.com | udp |
| N/A | 127.0.0.2:2404 | tcp | |
| US | 8.8.8.8:53 | du4alr0ute.sendsmtp.com | udp |
| MX | 187.155.77.154:2404 | du4alr0ute.sendsmtp.com | tcp |
| MX | 187.155.58.99:2404 | wifi.con-ip.com | tcp |
| N/A | 127.0.0.2:2404 | tcp | |
| US | 8.8.8.8:53 | du4alr0ute.sendsmtp.com | udp |
| MX | 187.155.77.154:2404 | du4alr0ute.sendsmtp.com | tcp |
| MX | 187.155.58.99:2404 | wifi.con-ip.com | tcp |
| N/A | 127.0.0.2:2404 | tcp | |
| US | 8.8.8.8:53 | du4alr0ute.sendsmtp.com | udp |
| MX | 187.155.77.154:2404 | du4alr0ute.sendsmtp.com | tcp |
Files
memory/1936-0-0x000000007407E000-0x000000007407F000-memory.dmp
memory/1936-1-0x0000000000F50000-0x0000000000FDA000-memory.dmp
memory/1936-2-0x0000000000360000-0x0000000000396000-memory.dmp
memory/1936-3-0x0000000000240000-0x0000000000254000-memory.dmp
memory/3040-5-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1936-14-0x0000000074070000-0x000000007475E000-memory.dmp
memory/3040-20-0x0000000000400000-0x0000000000420000-memory.dmp
memory/3040-17-0x0000000000400000-0x0000000000420000-memory.dmp
memory/3040-15-0x0000000000400000-0x0000000000420000-memory.dmp
memory/3040-16-0x0000000000400000-0x0000000000420000-memory.dmp
memory/3040-12-0x0000000000400000-0x0000000000420000-memory.dmp
memory/3040-10-0x0000000000400000-0x0000000000420000-memory.dmp
memory/3040-9-0x0000000000400000-0x0000000000420000-memory.dmp
memory/3040-8-0x0000000000400000-0x0000000000420000-memory.dmp
memory/3040-7-0x0000000000400000-0x0000000000420000-memory.dmp
memory/3040-11-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/3040-6-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1936-22-0x000000007407E000-0x000000007407F000-memory.dmp
memory/1936-23-0x0000000074070000-0x000000007475E000-memory.dmp
memory/3040-25-0x0000000000400000-0x0000000000420000-memory.dmp
C:\Users\Admin\AppData\Roaming\VFGRBTR\logs.dat
| MD5 | 2025d212174039e3c75186de5d9c0205 |
| SHA1 | 4bd819b2156c87c07424f579b792db7dbb5505d6 |
| SHA256 | 7b94b1002eda1d3040ef828bd633fda53a0e5ed1fa41437aefacff9e2ac8355b |
| SHA512 | 2beeb5d6611bb9bd422f2c8db53593ee9dc74177d0f251a12791eb0955d99f245445ae28cafe68c5ccfa122fb9810f479e92425e1a886f18eaee0fd6d66bf610 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-20 00:43
Reported
2024-05-20 00:45
Platform
win10v2004-20240508-en
Max time kernel
150s
Max time network
157s
Command Line
Signatures
Remcos
Uses the VBS compiler for execution
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ยด34p5roi7ymjero = "C:\\Users\\Admin\\0p9riy6t290wueporiy'u4prhmt.exe" | C:\Users\Admin\AppData\Local\Temp\5c51795853e77f806174a130eaf39694_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1636 set thread context of 4516 | N/A | C:\Users\Admin\AppData\Local\Temp\5c51795853e77f806174a130eaf39694_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\5c51795853e77f806174a130eaf39694_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5c51795853e77f806174a130eaf39694_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5c51795853e77f806174a130eaf39694_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
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 | casillas.hicam.net | udp |
| US | 8.8.8.8:53 | casillasmx.chickenkiller.com | udp |
| US | 8.8.8.8:53 | casillas45.hopto.org | udp |
| US | 8.8.8.8:53 | casillas.libfoobar.so | udp |
| US | 8.8.8.8:53 | du4alr0ute.sendsmtp.com | udp |
| MX | 187.155.77.154:2404 | du4alr0ute.sendsmtp.com | tcp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | settings.wifizone.org | udp |
| US | 8.8.8.8:53 | wifi.con-ip.com | udp |
| MX | 187.155.58.99:2404 | wifi.con-ip.com | tcp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| N/A | 127.0.0.2:2404 | tcp | |
| US | 8.8.8.8:53 | casillas.hicam.net | udp |
| US | 8.8.8.8:53 | casillasmx.chickenkiller.com | udp |
| US | 8.8.8.8:53 | casillas.libfoobar.so | udp |
| US | 8.8.8.8:53 | du4alr0ute.sendsmtp.com | udp |
| MX | 187.155.77.154:2404 | du4alr0ute.sendsmtp.com | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | settings.wifizone.org | udp |
| MX | 187.155.58.99:2404 | wifi.con-ip.com | tcp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.2:2404 | tcp | |
| US | 8.8.8.8:53 | casillas.hicam.net | udp |
| US | 8.8.8.8:53 | casillasmx.chickenkiller.com | udp |
| US | 8.8.8.8:53 | casillas.libfoobar.so | udp |
| US | 8.8.8.8:53 | du4alr0ute.sendsmtp.com | udp |
| MX | 187.155.77.154:2404 | du4alr0ute.sendsmtp.com | tcp |
| US | 8.8.8.8:53 | settings.wifizone.org | udp |
| MX | 187.155.58.99:2404 | wifi.con-ip.com | tcp |
| N/A | 127.0.0.2:2404 | tcp | |
| US | 8.8.8.8:53 | casillas.hicam.net | udp |
| US | 8.8.8.8:53 | casillasmx.chickenkiller.com | udp |
| US | 8.8.8.8:53 | casillas.libfoobar.so | udp |
| US | 8.8.8.8:53 | du4alr0ute.sendsmtp.com | udp |
| MX | 187.155.77.154:2404 | du4alr0ute.sendsmtp.com | tcp |
Files
memory/1636-0-0x000000007496E000-0x000000007496F000-memory.dmp
memory/1636-1-0x00000000003F0000-0x000000000047A000-memory.dmp
memory/1636-2-0x0000000000F70000-0x0000000000FA6000-memory.dmp
memory/1636-3-0x0000000000FA0000-0x0000000000FB4000-memory.dmp
memory/1636-5-0x0000000004E70000-0x0000000004F0C000-memory.dmp
memory/4516-6-0x0000000000400000-0x0000000000420000-memory.dmp
memory/4516-8-0x0000000000400000-0x0000000000420000-memory.dmp
memory/4516-12-0x0000000000400000-0x0000000000420000-memory.dmp
memory/4516-9-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1636-13-0x0000000074960000-0x0000000075110000-memory.dmp
memory/4516-14-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1636-16-0x000000007496E000-0x000000007496F000-memory.dmp
memory/1636-17-0x0000000074960000-0x0000000075110000-memory.dmp
memory/4516-19-0x0000000000400000-0x0000000000420000-memory.dmp
C:\Users\Admin\AppData\Roaming\VFGRBTR\logs.dat
| MD5 | ae6c7a354691325ae0efe85cf4e06790 |
| SHA1 | e444c17eabde96a891b969cc621c7e429293271b |
| SHA256 | 947279feac65b47b4e2d75234ada44816b19b43f65b902f26b61c556f26793ec |
| SHA512 | 531d5ed92125ffb30b9a9c4c6a8a62999496061df28cfbd5e600cf807e317b2cde0a64426b6d3b3656adb39d2d122b471cd03c4aff523e369722398a0e984097 |