Analysis Overview
SHA256
90aea5afb79d4a06dd87604c0e77067079fe149ba7d9c6db2308b64d7ad4d641
Threat Level: Known bad
The file 7c55e395258e9e69d10502500d443ae0_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Lokibot
Blocklisted process makes network request
Reads user/profile data of web browsers
Loads dropped DLL
Accesses Microsoft Outlook profiles
Suspicious use of SetThreadContext
Enumerates physical storage devices
Program crash
Unsigned PE
NSIS installer
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
Suspicious behavior: RenamesItself
outlook_win_path
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-01 22:40
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: behavioral1
Detonation Overview
Submitted
2024-04-01 22:40
Reported
2024-04-01 22:43
Platform
win7-20240221-en
Max time kernel
142s
Max time network
122s
Command Line
Signatures
Lokibot
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2920 set thread context of 2588 | N/A | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe |
Enumerates physical storage devices
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| DE | 136.243.159.53:80 | tcp | |
| DE | 136.243.159.53:80 | tcp | |
| DE | 136.243.159.53:80 | tcp | |
| DE | 136.243.159.53:80 | tcp | |
| DE | 136.243.159.53:80 | tcp | |
| DE | 136.243.159.53:80 | tcp |
Files
\Users\Admin\AppData\Local\Temp\nsd3D7E.tmp\zkyayjffrdi.dll
| MD5 | 5850eabb38f5b0d1922054acd9b9f2c2 |
| SHA1 | be60273f8322a4bf9fc6751c7c524a6b03822f50 |
| SHA256 | 1fdc9ecfa8bddd5c3d7b77913cec4dba53263dac5b8f35cde40e920a58f2deca |
| SHA512 | cbafa1d03004a692851c1d9306e9c08d43d34f36f10d7c084d308e41e7c38a1774bc674ff6a230a5dd905b2dad91703f52c974fed42f0ebae179af05b257f885 |
memory/2920-7-0x0000000074500000-0x000000007450B000-memory.dmp
memory/2588-9-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2588-11-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2920-13-0x0000000074500000-0x000000007450B000-memory.dmp
memory/2588-12-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2588-17-0x0000000000400000-0x00000000004A2000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-778096762-2241304387-192235952-1000\0f5007522459c86e95ffcc62f32308f1_e942923e-bba7-4713-9a9e-94ded71626f5
| MD5 | d898504a722bff1524134c6ab6a5eaa5 |
| SHA1 | e0fdc90c2ca2a0219c99d2758e68c18875a3e11e |
| SHA256 | 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9 |
| SHA512 | 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61 |
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-778096762-2241304387-192235952-1000\0f5007522459c86e95ffcc62f32308f1_e942923e-bba7-4713-9a9e-94ded71626f5
| MD5 | c07225d4e7d01d31042965f048728a0a |
| SHA1 | 69d70b340fd9f44c89adb9a2278df84faa9906b7 |
| SHA256 | 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a |
| SHA512 | 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b |
memory/2588-35-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2588-57-0x0000000000400000-0x00000000004A2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-01 22:40
Reported
2024-04-01 22:43
Platform
win10v2004-20231215-en
Max time kernel
92s
Max time network
122s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_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\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3364 wrote to memory of 4752 | N/A | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe |
| PID 3364 wrote to memory of 4752 | N/A | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe |
| PID 3364 wrote to memory of 4752 | N/A | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7c55e395258e9e69d10502500d443ae0_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3364 -ip 3364
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3364 -s 1060
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.192.122.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 114.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.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 | 40.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.134.221.88.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsa53AF.tmp\zkyayjffrdi.dll
| MD5 | 5850eabb38f5b0d1922054acd9b9f2c2 |
| SHA1 | be60273f8322a4bf9fc6751c7c524a6b03822f50 |
| SHA256 | 1fdc9ecfa8bddd5c3d7b77913cec4dba53263dac5b8f35cde40e920a58f2deca |
| SHA512 | cbafa1d03004a692851c1d9306e9c08d43d34f36f10d7c084d308e41e7c38a1774bc674ff6a230a5dd905b2dad91703f52c974fed42f0ebae179af05b257f885 |
memory/3364-6-0x0000000074860000-0x000000007486B000-memory.dmp
memory/3364-9-0x0000000074860000-0x000000007486B000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-04-01 22:40
Reported
2024-04-01 22:43
Platform
win7-20240221-en
Max time kernel
119s
Max time network
123s
Command Line
Signatures
Lokibot
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2744 set thread context of 2972 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Windows\SysWOW64\rundll32.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Windows\SysWOW64\rundll32.exe | N/A |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\zkyayjffrdi.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\zkyayjffrdi.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\zkyayjffrdi.dll,#1
Network
| Country | Destination | Domain | Proto |
| DE | 136.243.159.53:80 | tcp | |
| DE | 136.243.159.53:80 | tcp | |
| DE | 136.243.159.53:80 | tcp | |
| DE | 136.243.159.53:80 | tcp | |
| DE | 136.243.159.53:80 | tcp | |
| DE | 136.243.159.53:80 | tcp |
Files
memory/2744-0-0x0000000074BD0000-0x0000000074BDB000-memory.dmp
memory/2744-1-0x0000000074BD0000-0x0000000074BDB000-memory.dmp
memory/2744-2-0x0000000074BC0000-0x0000000074BCB000-memory.dmp
memory/2972-3-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2972-6-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2744-5-0x0000000074BC0000-0x0000000074BCB000-memory.dmp
memory/2972-7-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2972-17-0x0000000000400000-0x00000000004A2000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2461186416-2307104501-1787948496-1000\0f5007522459c86e95ffcc62f32308f1_0f07e186-1bdc-490d-8c6e-7c4aeae2b85a
| MD5 | d898504a722bff1524134c6ab6a5eaa5 |
| SHA1 | e0fdc90c2ca2a0219c99d2758e68c18875a3e11e |
| SHA256 | 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9 |
| SHA512 | 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61 |
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2461186416-2307104501-1787948496-1000\0f5007522459c86e95ffcc62f32308f1_0f07e186-1bdc-490d-8c6e-7c4aeae2b85a
| MD5 | c07225d4e7d01d31042965f048728a0a |
| SHA1 | 69d70b340fd9f44c89adb9a2278df84faa9906b7 |
| SHA256 | 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a |
| SHA512 | 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b |
Analysis: behavioral4
Detonation Overview
Submitted
2024-04-01 22:40
Reported
2024-04-01 22:43
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
150s
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 848 wrote to memory of 2144 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 848 wrote to memory of 2144 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 848 wrote to memory of 2144 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2144 wrote to memory of 4460 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2144 wrote to memory of 4460 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2144 wrote to memory of 4460 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2144 wrote to memory of 4460 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\zkyayjffrdi.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\zkyayjffrdi.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\zkyayjffrdi.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2144 -ip 2144
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 756
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 40.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/2144-0-0x0000000075430000-0x000000007543B000-memory.dmp
memory/2144-1-0x0000000075430000-0x000000007543B000-memory.dmp