Analysis Overview
SHA256
ae30c77472bd494b2116c5ef0fc7bedc11fca5a57c4796e316333d95ef61f437
Threat Level: Known bad
The file 515f7da0562307df4c9354d5d5486e4f_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Lokibot
Reads user/profile data of web browsers
Loads dropped DLL
Accesses Microsoft Outlook profiles
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Enumerates physical storage devices
NSIS installer
outlook_office_path
Suspicious use of WriteProcessMemory
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
outlook_win_path
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-31 08:06
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral4
Detonation Overview
Submitted
2024-03-31 08:06
Reported
2024-03-31 08:09
Platform
win10v2004-20231215-en
Max time kernel
90s
Max time network
149s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1696 wrote to memory of 2376 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1696 wrote to memory of 2376 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1696 wrote to memory of 2376 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\zknj.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\zknj.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2376 -ip 2376
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 724
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 41.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| GB | 23.44.234.16:80 | tcp | |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-31 08:06
Reported
2024-03-31 08:09
Platform
win7-20240319-en
Max time kernel
142s
Max time network
119s
Command Line
Signatures
Lokibot
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2316 set thread context of 2740 | N/A | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe |
Enumerates physical storage devices
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 63.250.40.204:80 | tcp | |
| US | 63.250.40.204:80 | tcp | |
| US | 63.250.40.204:80 | tcp | |
| US | 63.250.40.204:80 | tcp | |
| US | 63.250.40.204:80 | tcp | |
| US | 63.250.40.204:80 | tcp |
Files
\Users\Admin\AppData\Local\Temp\nsi338F.tmp\zknj.dll
| MD5 | 9341d7e6ace114d0d860b083a0abe0b6 |
| SHA1 | dac2d2f0b2d50b21440fb8afb3de23f83a59374a |
| SHA256 | 6cccaba74963a25e1d95ef66e14ef02cd7b45331d5054a35d3eecf0ae9cfd160 |
| SHA512 | dd23f98e305f9e6acf69791604bc306d49290570ca7a8bc982be3d68f3f5f7bbcd57703ba5d5577759f370f0a1070f912e9e0629fa1bbdbc4a02a8a07ea87cd0 |
memory/2740-8-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2740-10-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2740-14-0x0000000000400000-0x00000000004A2000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2610426812-2871295383-373749122-1000\0f5007522459c86e95ffcc62f32308f1_48674c58-8cfd-4d65-8b7c-e55c67722e1b
| MD5 | d898504a722bff1524134c6ab6a5eaa5 |
| SHA1 | e0fdc90c2ca2a0219c99d2758e68c18875a3e11e |
| SHA256 | 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9 |
| SHA512 | 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61 |
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2610426812-2871295383-373749122-1000\0f5007522459c86e95ffcc62f32308f1_48674c58-8cfd-4d65-8b7c-e55c67722e1b
| MD5 | c07225d4e7d01d31042965f048728a0a |
| SHA1 | 69d70b340fd9f44c89adb9a2278df84faa9906b7 |
| SHA256 | 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a |
| SHA512 | 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b |
memory/2740-32-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2740-54-0x0000000000400000-0x00000000004A2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-31 08:06
Reported
2024-03-31 08:09
Platform
win10v2004-20240226-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2064 wrote to memory of 4120 | N/A | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe |
| PID 2064 wrote to memory of 4120 | N/A | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe |
| PID 2064 wrote to memory of 4120 | N/A | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\515f7da0562307df4c9354d5d5486e4f_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2064 -ip 2064
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1056
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 40.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| 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 |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 27.173.189.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsn4DF2.tmp\zknj.dll
| MD5 | 9341d7e6ace114d0d860b083a0abe0b6 |
| SHA1 | dac2d2f0b2d50b21440fb8afb3de23f83a59374a |
| SHA256 | 6cccaba74963a25e1d95ef66e14ef02cd7b45331d5054a35d3eecf0ae9cfd160 |
| SHA512 | dd23f98e305f9e6acf69791604bc306d49290570ca7a8bc982be3d68f3f5f7bbcd57703ba5d5577759f370f0a1070f912e9e0629fa1bbdbc4a02a8a07ea87cd0 |
Analysis: behavioral3
Detonation Overview
Submitted
2024-03-31 08:06
Reported
2024-03-31 08:09
Platform
win7-20240215-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\zknj.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\zknj.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 260