Analysis Overview
SHA256
2be56d3e21850361ce2a68493800aeba814949a7cf2ae9adecb00d215ac7ef0c
Threat Level: Shows suspicious behavior
The file a61709834924986ebec617be4f00b82e_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Loads dropped DLL
UPX packed file
ACProtect 1.3x - 1.4x DLL software
Enumerates physical storage devices
Program crash
Unsigned PE
NSIS installer
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-13 14:45
Signatures
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| 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: behavioral5
Detonation Overview
Submitted
2024-06-13 14:45
Reported
2024-06-13 14:48
Platform
win7-20240221-en
Max time kernel
140s
Max time network
121s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsArray.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsArray.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 220
Network
Files
memory/2060-0-0x00000000751C0000-0x00000000751CA000-memory.dmp
memory/2060-2-0x00000000751C0000-0x00000000751CA000-memory.dmp
memory/2060-1-0x00000000751A0000-0x00000000751AA000-memory.dmp
memory/2060-3-0x00000000751A0000-0x00000000751AA000-memory.dmp
memory/2060-5-0x00000000751C0000-0x00000000751CA000-memory.dmp
memory/2060-6-0x00000000751C0000-0x00000000751CA000-memory.dmp
Analysis: behavioral6
Detonation Overview
Submitted
2024-06-13 14:45
Reported
2024-06-13 14:48
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
52s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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 4732 wrote to memory of 4120 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4732 wrote to memory of 4120 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4732 wrote to memory of 4120 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsArray.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsArray.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4120 -ip 4120
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 600
Network
Files
memory/4120-0-0x0000000075410000-0x000000007541A000-memory.dmp
memory/4120-2-0x0000000075410000-0x000000007541A000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-13 14:45
Reported
2024-06-13 14:48
Platform
win7-20240419-en
Max time kernel
119s
Max time network
119s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a61709834924986ebec617be4f00b82e_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a61709834924986ebec617be4f00b82e_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a61709834924986ebec617be4f00b82e_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Processes
C:\Users\Admin\AppData\Local\Temp\a61709834924986ebec617be4f00b82e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a61709834924986ebec617be4f00b82e_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | bun.warspade.bid | udp |
| US | 8.8.8.8:53 | down.frontcrowd.bid | udp |
| US | 8.8.8.8:53 | win.eggswilderness.bid | udp |
Files
\Users\Admin\AppData\Local\Temp\nsd19D8.tmp\NSISdl.dll
| MD5 | a5f8399a743ab7f9c88c645c35b1ebb5 |
| SHA1 | 168f3c158913b0367bf79fa413357fbe97018191 |
| SHA256 | dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9 |
| SHA512 | 824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 14:45
Reported
2024-06-13 14:48
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
53s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a61709834924986ebec617be4f00b82e_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a61709834924986ebec617be4f00b82e_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a61709834924986ebec617be4f00b82e_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Processes
C:\Users\Admin\AppData\Local\Temp\a61709834924986ebec617be4f00b82e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a61709834924986ebec617be4f00b82e_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | bun.warspade.bid | udp |
| US | 8.8.8.8:53 | down.frontcrowd.bid | udp |
| US | 8.8.8.8:53 | win.eggswilderness.bid | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsi42A7.tmp\NSISdl.dll
| MD5 | a5f8399a743ab7f9c88c645c35b1ebb5 |
| SHA1 | 168f3c158913b0367bf79fa413357fbe97018191 |
| SHA256 | dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9 |
| SHA512 | 824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977 |
Analysis: behavioral3
Detonation Overview
Submitted
2024-06-13 14:45
Reported
2024-06-13 14:48
Platform
win7-20240508-en
Max time kernel
122s
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
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 224
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-06-13 14:45
Reported
2024-06-13 14:48
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
51s
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 4392 wrote to memory of 4344 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4392 wrote to memory of 4344 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4392 wrote to memory of 4344 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4344 -ip 4344
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4344 -s 624