Analysis Overview
SHA256
de62f8735c91a2fc8f6141a08e35f7491b26ccbbeaf8119a27a539f17cc8019c
Threat Level: Known bad
The file b373996aa53271ecc904e4580cc921ed_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Executes dropped EXE
Drops file in System32 directory
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: RenamesItself
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-16 12:14
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-16 12:14
Reported
2024-06-16 12:16
Platform
win7-20240611-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Emotet
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\C_G18030\whhelper.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\C_G18030\whhelper.exe | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\C_G18030\whhelper.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C_G18030\whhelper.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C_G18030\whhelper.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C_G18030\whhelper.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C_G18030\whhelper.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C_G18030\whhelper.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2292 wrote to memory of 2140 | N/A | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | C:\Windows\SysWOW64\C_G18030\whhelper.exe |
| PID 2292 wrote to memory of 2140 | N/A | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | C:\Windows\SysWOW64\C_G18030\whhelper.exe |
| PID 2292 wrote to memory of 2140 | N/A | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | C:\Windows\SysWOW64\C_G18030\whhelper.exe |
| PID 2292 wrote to memory of 2140 | N/A | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | C:\Windows\SysWOW64\C_G18030\whhelper.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe"
C:\Windows\SysWOW64\C_G18030\whhelper.exe
"C:\Windows\SysWOW64\C_G18030\whhelper.exe"
Network
| Country | Destination | Domain | Proto |
| JP | 118.110.236.121:8080 | tcp | |
| JP | 118.110.236.121:8080 | tcp | |
| FR | 149.202.5.139:443 | tcp | |
| FR | 149.202.5.139:443 | tcp | |
| SG | 153.92.4.96:8080 | tcp | |
| SG | 153.92.4.96:8080 | tcp | |
| GB | 51.75.163.68:7080 | tcp | |
| GB | 51.75.163.68:7080 | tcp |
Files
memory/2292-5-0x0000000000270000-0x0000000000279000-memory.dmp
memory/2292-4-0x0000000000260000-0x0000000000261000-memory.dmp
memory/2292-0-0x0000000000280000-0x000000000028C000-memory.dmp
C:\Windows\SysWOW64\C_G18030\whhelper.exe
| MD5 | b373996aa53271ecc904e4580cc921ed |
| SHA1 | f000979fa8d0ff9ed1f7c8362b6aef1f1549f905 |
| SHA256 | de62f8735c91a2fc8f6141a08e35f7491b26ccbbeaf8119a27a539f17cc8019c |
| SHA512 | b1c5090446e7d6e5e300ea996453efb88867ee8b42a8b3a0836e2dc9f9148766991501079b0028fcbbecbc0e9819bc84f04df4e13dce0f76f7dc505918b238bf |
memory/2292-7-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2140-8-0x0000000000430000-0x000000000043C000-memory.dmp
memory/2140-12-0x0000000000430000-0x000000000043C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-16 12:14
Reported
2024-06-16 12:16
Platform
win10v2004-20240611-en
Max time kernel
140s
Max time network
151s
Command Line
Signatures
Emotet
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\relog\winbio.exe | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\relog\winbio.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4496 wrote to memory of 332 | N/A | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | C:\Windows\SysWOW64\relog\winbio.exe |
| PID 4496 wrote to memory of 332 | N/A | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | C:\Windows\SysWOW64\relog\winbio.exe |
| PID 4496 wrote to memory of 332 | N/A | C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe | C:\Windows\SysWOW64\relog\winbio.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b373996aa53271ecc904e4580cc921ed_JaffaCakes118.exe"
C:\Windows\SysWOW64\relog\winbio.exe
"C:\Windows\SysWOW64\relog\winbio.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| JP | 118.110.236.121:8080 | tcp | |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.121.18.2.in-addr.arpa | udp |
| FR | 149.202.5.139:443 | tcp | |
| SG | 153.92.4.96:8080 | tcp | |
| GB | 51.75.163.68:7080 | tcp | |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| GB | 46.32.229.152:8080 | tcp | |
| US | 192.241.220.183:8080 | tcp | |
| US | 173.94.215.84:80 | tcp |
Files
memory/4496-0-0x0000000000950000-0x000000000095C000-memory.dmp
memory/4496-5-0x0000000000940000-0x0000000000949000-memory.dmp
memory/4496-4-0x0000000000930000-0x0000000000931000-memory.dmp
memory/4496-6-0x0000000000400000-0x0000000000428000-memory.dmp
C:\Windows\SysWOW64\relog\winbio.exe
| MD5 | b373996aa53271ecc904e4580cc921ed |
| SHA1 | f000979fa8d0ff9ed1f7c8362b6aef1f1549f905 |
| SHA256 | de62f8735c91a2fc8f6141a08e35f7491b26ccbbeaf8119a27a539f17cc8019c |
| SHA512 | b1c5090446e7d6e5e300ea996453efb88867ee8b42a8b3a0836e2dc9f9148766991501079b0028fcbbecbc0e9819bc84f04df4e13dce0f76f7dc505918b238bf |
memory/332-8-0x0000000000990000-0x000000000099C000-memory.dmp
memory/332-12-0x0000000000990000-0x000000000099C000-memory.dmp