Analysis Overview
SHA256
662b44a7fd7d5d5042c05dd3e049e52844d613febdde0ee9dd96d50a3ac55513
Threat Level: Known bad
The file 66a64f84f91c1dd2bc4b9f01faf15d40_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 behavior: RenamesItself
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-01 03:37
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 03:37
Reported
2024-04-01 03:39
Platform
win7-20240221-en
Max time kernel
141s
Max time network
118s
Command Line
Signatures
Lokibot
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1996 set thread context of 1336 | N/A | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe |
Enumerates physical storage devices
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_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\nsd28C6.tmp\atzfnwlbz.dll
| MD5 | b19970ad6a9300060d8b0f43cb4de34a |
| SHA1 | 60e4629ed93e58eb0e894a23254028353aaa71ae |
| SHA256 | 649545c1a63dc5397987051b5d2a345fcb87bbf7ea8cfc1e15f668f0c3f5bb18 |
| SHA512 | 4eddef779ceea9abe92be5a9cf151709c89e3cae92dc916bdd075deb0df3f430950f8183a6a45730c9e1c16838673474b79e233c54cd13fe23495d2f5210d864 |
memory/1996-8-0x0000000010000000-0x000000001000E000-memory.dmp
memory/1336-9-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/1996-10-0x0000000010000000-0x000000001000E000-memory.dmp
memory/1336-12-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/1336-13-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/1336-17-0x0000000000400000-0x00000000004A2000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1298544033-3225604241-2703760938-1000\0f5007522459c86e95ffcc62f32308f1_e3fd1d67-4513-4809-a7f1-bf54bd53bdbc
| MD5 | d898504a722bff1524134c6ab6a5eaa5 |
| SHA1 | e0fdc90c2ca2a0219c99d2758e68c18875a3e11e |
| SHA256 | 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9 |
| SHA512 | 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61 |
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1298544033-3225604241-2703760938-1000\0f5007522459c86e95ffcc62f32308f1_e3fd1d67-4513-4809-a7f1-bf54bd53bdbc
| MD5 | c07225d4e7d01d31042965f048728a0a |
| SHA1 | 69d70b340fd9f44c89adb9a2278df84faa9906b7 |
| SHA256 | 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a |
| SHA512 | 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b |
memory/1336-35-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/1336-57-0x0000000000400000-0x00000000004A2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-01 03:37
Reported
2024-04-01 03:39
Platform
win10v2004-20240226-en
Max time kernel
91s
Max time network
99s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_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\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4044 wrote to memory of 4864 | N/A | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe |
| PID 4044 wrote to memory of 4864 | N/A | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe |
| PID 4044 wrote to memory of 4864 | N/A | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\66a64f84f91c1dd2bc4b9f01faf15d40_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4044 -ip 4044
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4044 -s 988
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 | 98.56.20.217.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 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsd4F3A.tmp\atzfnwlbz.dll
| MD5 | b19970ad6a9300060d8b0f43cb4de34a |
| SHA1 | 60e4629ed93e58eb0e894a23254028353aaa71ae |
| SHA256 | 649545c1a63dc5397987051b5d2a345fcb87bbf7ea8cfc1e15f668f0c3f5bb18 |
| SHA512 | 4eddef779ceea9abe92be5a9cf151709c89e3cae92dc916bdd075deb0df3f430950f8183a6a45730c9e1c16838673474b79e233c54cd13fe23495d2f5210d864 |
memory/4044-8-0x0000000010000000-0x000000001000E000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-04-01 03:37
Reported
2024-04-01 03:39
Platform
win7-20240221-en
Max time kernel
117s
Max time network
118s
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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2468 set thread context of 2292 | 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-1-5-21-3452737119-3959686427-228443150-1000\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-1-5-21-3452737119-3959686427-228443150-1000\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\atzfnwlbz.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\atzfnwlbz.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\atzfnwlbz.dll,#1
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
memory/2468-0-0x0000000010000000-0x000000001000E000-memory.dmp
memory/2292-1-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2468-2-0x0000000010000000-0x000000001000E000-memory.dmp
memory/2292-4-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2292-5-0x0000000000400000-0x00000000004A2000-memory.dmp
memory/2292-15-0x0000000000400000-0x00000000004A2000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3452737119-3959686427-228443150-1000\0f5007522459c86e95ffcc62f32308f1_ad04ce47-83ca-4cca-a79e-77cdc80ce41e
| MD5 | d898504a722bff1524134c6ab6a5eaa5 |
| SHA1 | e0fdc90c2ca2a0219c99d2758e68c18875a3e11e |
| SHA256 | 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9 |
| SHA512 | 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61 |
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3452737119-3959686427-228443150-1000\0f5007522459c86e95ffcc62f32308f1_ad04ce47-83ca-4cca-a79e-77cdc80ce41e
| MD5 | c07225d4e7d01d31042965f048728a0a |
| SHA1 | 69d70b340fd9f44c89adb9a2278df84faa9906b7 |
| SHA256 | 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a |
| SHA512 | 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b |
Analysis: behavioral4
Detonation Overview
Submitted
2024-04-01 03:37
Reported
2024-04-01 03:39
Platform
win10v2004-20240226-en
Max time kernel
91s
Max time network
124s
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 2180 wrote to memory of 3100 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2180 wrote to memory of 3100 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2180 wrote to memory of 3100 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3100 wrote to memory of 2104 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3100 wrote to memory of 2104 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3100 wrote to memory of 2104 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3100 wrote to memory of 2104 | 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\atzfnwlbz.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\atzfnwlbz.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\atzfnwlbz.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 3100 -ip 3100
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3100 -s 720
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 218.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
Files
memory/3100-0-0x0000000010000000-0x000000001000E000-memory.dmp