Analysis Overview
SHA256
b1cad1540ecb290088252635f8e130022eed7486eb128c0ca3d676945d60a9fc
Threat Level: Known bad
The file 230717-qwxkpscc39 was found to be: Known bad.
Malicious Activity Summary
Emotet
Drops file in System32 directory
Unsigned PE
Enumerates physical storage devices
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-28 13:41
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-28 13:41
Reported
2024-02-28 13:41
Platform
win7-20240221-en
Max time kernel
15s
Max time network
19s
Command Line
Signatures
Emotet
Enumerates physical storage devices
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe
"C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe"
C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe
--ce824825
C:\Program Files (x86)\Windows Media Player\wmplayer.exe
"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:1
C:\Windows\SysWOW64\svcsminimum.exe
"C:\Windows\SysWOW64\svcsminimum.exe"
C:\Program Files (x86)\Windows Media Player\setup_wm.exe
"C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:1
C:\Windows\SysWOW64\svcsminimum.exe
--fb710691
C:\Program Files (x86)\Windows Media Player\wmplayer.exe
"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:1
C:\Program Files (x86)\Windows Media Player\setup_wm.exe
"C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:1
Network
Files
memory/1940-0-0x0000000000250000-0x0000000000266000-memory.dmp
memory/1940-2-0x0000000000240000-0x0000000000250000-memory.dmp
memory/2068-6-0x0000000000240000-0x0000000000256000-memory.dmp
memory/2568-11-0x00000000003D0000-0x00000000003E6000-memory.dmp
memory/3048-16-0x00000000001D0000-0x00000000001E6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-28 13:41
Reported
2024-02-28 13:43
Platform
win10v2004-20240226-en
Max time kernel
151s
Max time network
157s
Command Line
Signatures
Emotet
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\backupbackup.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\backupbackup.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\backupbackup.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 980 wrote to memory of 4868 | N/A | C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe | C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe |
| PID 980 wrote to memory of 4868 | N/A | C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe | C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe |
| PID 980 wrote to memory of 4868 | N/A | C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe | C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe |
| PID 3076 wrote to memory of 2580 | N/A | C:\Windows\SysWOW64\backupbackup.exe | C:\Windows\SysWOW64\backupbackup.exe |
| PID 3076 wrote to memory of 2580 | N/A | C:\Windows\SysWOW64\backupbackup.exe | C:\Windows\SysWOW64\backupbackup.exe |
| PID 3076 wrote to memory of 2580 | N/A | C:\Windows\SysWOW64\backupbackup.exe | C:\Windows\SysWOW64\backupbackup.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe
"C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe"
C:\Users\Admin\AppData\Local\Temp\230717-qwxkpscc39.exe
--ce824825
C:\Windows\SysWOW64\backupbackup.exe
"C:\Windows\SysWOW64\backupbackup.exe"
C:\Windows\SysWOW64\backupbackup.exe
--38b55416
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| PE | 190.117.206.153:443 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| PK | 203.99.187.137:443 | tcp | |
| CU | 200.55.168.82:20 | tcp | |
| US | 70.32.94.58:8080 | tcp | |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| GB | 213.138.100.98:8080 | tcp | |
| DE | 144.76.62.10:8080 | tcp | |
| US | 8.8.8.8:53 | 16.173.189.20.in-addr.arpa | udp |
Files
memory/980-0-0x00000000022D0000-0x00000000022E6000-memory.dmp
memory/980-4-0x00000000022C0000-0x00000000022D0000-memory.dmp
memory/4868-6-0x0000000001FA0000-0x0000000001FB6000-memory.dmp
memory/3076-11-0x0000000000D50000-0x0000000000D66000-memory.dmp