Analysis Overview
SHA256
f0de045676fb781d8b8a85c98e3310be35b4d5142901ee63caf24b3bfe573c45
Threat Level: Known bad
The file 38b784792a440ac402fcf7db2989d41e_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Blocklisted process makes network request
Loads dropped DLL
Drops file in System32 directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious behavior: RenamesItself
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-11 10:18
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-11 10:18
Reported
2024-07-11 10:20
Platform
win7-20240708-en
Max time kernel
148s
Max time network
148s
Command Line
Signatures
Emotet
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 |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\Bxqjzqnuy\sfsmoupm.suv | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| 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 |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\38b784792a440ac402fcf7db2989d41e_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\38b784792a440ac402fcf7db2989d41e_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Bxqjzqnuy\sfsmoupm.suv",yHHyGXmWyMygt
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Bxqjzqnuy\sfsmoupm.suv",#1
Network
| Country | Destination | Domain | Proto |
| RO | 84.232.229.24:80 | tcp | |
| RO | 84.232.229.24:80 | tcp | |
| FR | 51.255.203.164:8080 | tcp | |
| FR | 51.255.203.164:8080 | tcp | |
| DE | 217.160.169.110:8080 | tcp | |
| DE | 217.160.169.110:8080 | tcp |
Files
memory/2692-0-0x0000000000310000-0x00000000003AE000-memory.dmp
memory/2692-2-0x0000000000311000-0x0000000000374000-memory.dmp
memory/2692-1-0x0000000000200000-0x0000000000227000-memory.dmp
memory/2692-3-0x0000000000310000-0x00000000003AE000-memory.dmp
memory/2692-4-0x0000000000311000-0x0000000000374000-memory.dmp
memory/2648-5-0x00000000009A0000-0x0000000000A3E000-memory.dmp
memory/2648-7-0x00000000009A1000-0x0000000000A04000-memory.dmp
memory/2648-6-0x00000000009A0000-0x0000000000A3E000-memory.dmp
memory/2724-8-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2724-9-0x0000000000400000-0x000000000049E000-memory.dmp
memory/2724-11-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2724-14-0x0000000000400000-0x000000000049E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-11 10:18
Reported
2024-07-11 10:20
Platform
win10v2004-20240709-en
Max time kernel
149s
Max time network
152s
Command Line
Signatures
Emotet
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 |
Loads dropped DLL
| 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 |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\Atwlksxrukeuss\nazymemzprgya.app | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| 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 |
| 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 |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4156 wrote to memory of 4460 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4156 wrote to memory of 4460 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4156 wrote to memory of 4460 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4460 wrote to memory of 3396 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4460 wrote to memory of 3396 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4460 wrote to memory of 3396 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3396 wrote to memory of 1084 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3396 wrote to memory of 1084 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3396 wrote to memory of 1084 | 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\38b784792a440ac402fcf7db2989d41e_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\38b784792a440ac402fcf7db2989d41e_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Atwlksxrukeuss\nazymemzprgya.app",SmcPLSkH
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Atwlksxrukeuss\nazymemzprgya.app",#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| RO | 84.232.229.24:80 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| FR | 51.255.203.164:8080 | tcp | |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| DE | 217.160.169.110:8080 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| ES | 185.183.16.47:80 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| CL | 190.45.24.210:80 | tcp | |
| MX | 187.162.248.237:80 | tcp | |
| US | 8.8.8.8:53 | 95.16.208.104.in-addr.arpa | udp |
Files
memory/4460-0-0x0000000002910000-0x0000000002937000-memory.dmp
memory/4460-1-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4460-3-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4460-2-0x0000000000400000-0x000000000049E000-memory.dmp
C:\Windows\SysWOW64\Atwlksxrukeuss\nazymemzprgya.app
| MD5 | 38b784792a440ac402fcf7db2989d41e |
| SHA1 | bd15078210f7352003d2efc0ecc02074670b1445 |
| SHA256 | f0de045676fb781d8b8a85c98e3310be35b4d5142901ee63caf24b3bfe573c45 |
| SHA512 | 7cf647b5d5a519a50d35048bdda21b08a290b8dfccd1b910fb27e9faade433b3b76fa8c5bc038c7ed97f1f8b67887285aa5a484a2cb1acf1133ccf5695c28e14 |
memory/3396-5-0x0000000000400000-0x000000000049E000-memory.dmp
memory/1084-9-0x0000000000400000-0x000000000049E000-memory.dmp
memory/1084-8-0x0000000000400000-0x000000000049E000-memory.dmp
memory/1084-10-0x0000000000400000-0x000000000049E000-memory.dmp
memory/1084-12-0x0000000000400000-0x000000000049E000-memory.dmp