Analysis Overview
SHA256
9471e1b7a13d4cc612c816df5526f79d245684d5af3d8094ea657d1f83a39194
Threat Level: Known bad
The file 3d9e9a8fe8a44ae6158326c129f257c7_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Remcos
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
Program crash
Unsigned PE
NSIS installer
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-12 13:45
Signatures
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 |
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral4
Detonation Overview
Submitted
2024-07-12 13:45
Reported
2024-07-12 13:48
Platform
win10v2004-20240709-en
Max time kernel
94s
Max time network
95s
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 4072 wrote to memory of 1164 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4072 wrote to memory of 1164 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4072 wrote to memory of 1164 | 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\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1164 -ip 1164
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1164 -s 612
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
Files
Analysis: behavioral5
Detonation Overview
Submitted
2024-07-12 13:45
Reported
2024-07-12 13:48
Platform
win7-20240705-en
Max time kernel
121s
Max time network
121s
Command Line
Signatures
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\name = "C:\\Users\\Admin\\AppData\\Roaming\\folder\\file.exe" | C:\Windows\SysWOW64\rundll32.exe | N/A |
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 use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2336 wrote to memory of 2060 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2336 wrote to memory of 2060 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2336 wrote to memory of 2060 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2336 wrote to memory of 2060 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2336 wrote to memory of 2060 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2336 wrote to memory of 2060 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2336 wrote to memory of 2060 | 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\0jxlr2n3sx9a9r.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0jxlr2n3sx9a9r.dll,#1
Network
Files
memory/2060-1-0x0000000074960000-0x0000000074968000-memory.dmp
memory/2060-2-0x0000000074950000-0x0000000074958000-memory.dmp
memory/2060-0-0x0000000074A00000-0x0000000074A08000-memory.dmp
Analysis: behavioral6
Detonation Overview
Submitted
2024-07-12 13:45
Reported
2024-07-12 13:48
Platform
win10v2004-20240709-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\name = "C:\\Users\\Admin\\AppData\\Roaming\\folder\\file.exe" | C:\Windows\SysWOW64\rundll32.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2912 wrote to memory of 1220 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2912 wrote to memory of 1220 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2912 wrote to memory of 1220 | 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\0jxlr2n3sx9a9r.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0jxlr2n3sx9a9r.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1220 -ip 1220
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1220 -s 736
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/1220-0-0x0000000074DA0000-0x0000000074DA8000-memory.dmp
memory/1220-2-0x0000000074DA0000-0x0000000074DA8000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-12 13:45
Reported
2024-07-12 13:48
Platform
win7-20240705-en
Max time kernel
149s
Max time network
144s
Command Line
Signatures
Remcos
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\Excel = "\"C:\\Users\\Admin\\AppData\\Roaming\\Excel\\Excel.exe\"" | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\Excel = "\"C:\\Users\\Admin\\AppData\\Roaming\\Excel\\Excel.exe\"" | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\name = "C:\\Users\\Admin\\AppData\\Roaming\\folder\\file.exe" | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 672 set thread context of 2972 | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe |
| PID 2624 set thread context of 344 | N/A | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe |
Enumerates physical storage devices
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Excel\Excel.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe"
C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe"
C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\install.vbs"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\Excel\Excel.exe"
C:\Users\Admin\AppData\Roaming\Excel\Excel.exe
C:\Users\Admin\AppData\Roaming\Excel\Excel.exe
C:\Users\Admin\AppData\Roaming\Excel\Excel.exe
C:\Users\Admin\AppData\Roaming\Excel\Excel.exe
Network
| Country | Destination | Domain | Proto |
| VN | 103.114.106.35:20987 | tcp | |
| VN | 103.114.106.35:20987 | tcp | |
| VN | 103.114.106.35:20987 | tcp | |
| VN | 103.114.106.35:20987 | tcp | |
| VN | 103.114.106.35:20987 | tcp | |
| VN | 103.114.106.35:20987 | tcp | |
| VN | 103.114.106.35:20987 | tcp |
Files
\Users\Admin\AppData\Local\Temp\nso2BB3.tmp\System.dll
| MD5 | fccff8cb7a1067e23fd2e2b63971a8e1 |
| SHA1 | 30e2a9e137c1223a78a0f7b0bf96a1c361976d91 |
| SHA256 | 6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e |
| SHA512 | f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c |
\Users\Admin\AppData\Local\Temp\0jxlr2n3sx9a9r.dll
| MD5 | 9ec36c1f7989533c81de064104ea35ab |
| SHA1 | 9a9f608e7bf4e4f06e4804f7b132939d3ee5654d |
| SHA256 | 238727a5364853abf73decbd56c4c1e3f3906060e802352b547a296e34dd3646 |
| SHA512 | bfb31fd814d2069cf529297c9c4ec4b8d6480012ccbc8f0ea013ce750705d953e47f00f6fa625b95c94c1bcde6763612a6055f91a35428eed0f1e16c6b1bb2e7 |
memory/672-11-0x0000000074220000-0x0000000074228000-memory.dmp
memory/2972-14-0x0000000000400000-0x0000000000421000-memory.dmp
memory/672-16-0x0000000074220000-0x0000000074228000-memory.dmp
memory/2972-17-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2972-20-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2972-25-0x0000000000400000-0x0000000000421000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\install.vbs
| MD5 | 53c0ff348853d6380df0b8c16a03d762 |
| SHA1 | eda6327849c2c83520e527241156fad9fa634b4a |
| SHA256 | 358585a15d72ce0478be92c97b940accf7f7717bf77c29967d4a6fa853f879b2 |
| SHA512 | 925c2286fd0a370afa3d91d94b503ed01f77467fd2a13edca2e940ee4e8f9420193c9a70a3af0a8b26e62e6c2bd7cf1911059c273f16dc4bf261d54b0f840737 |
\Users\Admin\AppData\Roaming\Excel\Excel.exe
| MD5 | 2021fec8feb356edbcea0588a270cb6b |
| SHA1 | 2e1ff93fe5da8c89508ff5f1aa44d641e25b6823 |
| SHA256 | 918dede163276d652ee3fc92b2ec93733850b27a31339e6e972536d168990506 |
| SHA512 | 2598edb08e125bea4016c44385b29c244f24914fdcdc07546c599e3caf68346bd511853ca1422d4ba9019c21c16ccc33201f6495b9c4a22769df1ff33d4d82c2 |
C:\Users\Admin\AppData\Local\Temp\zskwxxud.ket
| MD5 | ee820258379f0db08160ef97b38096c3 |
| SHA1 | faba7ae96beb0df20306e19498ed9b86dd60f17a |
| SHA256 | 66974e8127fd27bfeefc3d23b8534f394fb9e9b3a7c1d1e1db9081445ff10c6c |
| SHA512 | 023a6a3420ec43088c692c9d45c7a788560db74c794e869994155761f4c8b6b7ed9f0c1b775eaff7bea17941b11fe251f0d458418e05fe43fb787d782768ea75 |
memory/2624-44-0x0000000074200000-0x0000000074208000-memory.dmp
memory/344-50-0x0000000000400000-0x0000000000421000-memory.dmp
memory/344-53-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2624-49-0x0000000074200000-0x0000000074208000-memory.dmp
memory/344-48-0x0000000000400000-0x0000000000421000-memory.dmp
memory/344-55-0x0000000000400000-0x0000000000421000-memory.dmp
memory/344-59-0x0000000000400000-0x0000000000421000-memory.dmp
C:\Users\Admin\AppData\Roaming\Excel\logs.dat
| MD5 | 6f723ee8e9a2a775772dc395c18742e7 |
| SHA1 | 7493aef74cfd13434f36c0545e20f0117ee6fd15 |
| SHA256 | 01d8938d4fc536a152371e07eb6c4ae5e00958460920bca192526f2856c1e53c |
| SHA512 | d1df252b7b93d68d3db6a2ec58fbe18e958faa3b9d62c1c354ded44c008ad307c790b6cbf75e0a06c0a5474e6dd32b60c866262e359e3240213ab9db85d59744 |
memory/344-63-0x0000000000400000-0x0000000000421000-memory.dmp
memory/344-66-0x0000000000400000-0x0000000000421000-memory.dmp
memory/344-71-0x0000000000400000-0x0000000000421000-memory.dmp
memory/344-75-0x0000000000400000-0x0000000000421000-memory.dmp
memory/344-81-0x0000000000400000-0x0000000000421000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-12 13:45
Reported
2024-07-12 13:48
Platform
win10v2004-20240709-en
Max time kernel
95s
Max time network
96s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\name = "C:\\Users\\Admin\\AppData\\Roaming\\folder\\file.exe" | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.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\Quotation-15-02-2021_PDF.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1736 wrote to memory of 4784 | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe |
| PID 1736 wrote to memory of 4784 | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe |
| PID 1736 wrote to memory of 4784 | N/A | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe | C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe"
C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 1736 -ip 1736
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 840
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsyA931.tmp\System.dll
| MD5 | fccff8cb7a1067e23fd2e2b63971a8e1 |
| SHA1 | 30e2a9e137c1223a78a0f7b0bf96a1c361976d91 |
| SHA256 | 6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e |
| SHA512 | f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c |
C:\Users\Admin\AppData\Local\Temp\0jxlr2n3sx9a9r.dll
| MD5 | 9ec36c1f7989533c81de064104ea35ab |
| SHA1 | 9a9f608e7bf4e4f06e4804f7b132939d3ee5654d |
| SHA256 | 238727a5364853abf73decbd56c4c1e3f3906060e802352b547a296e34dd3646 |
| SHA512 | bfb31fd814d2069cf529297c9c4ec4b8d6480012ccbc8f0ea013ce750705d953e47f00f6fa625b95c94c1bcde6763612a6055f91a35428eed0f1e16c6b1bb2e7 |
memory/1736-10-0x0000000074D30000-0x0000000074D38000-memory.dmp
memory/1736-12-0x0000000074D30000-0x0000000074D38000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-07-12 13:45
Reported
2024-07-12 13:48
Platform
win7-20240705-en
Max time kernel
121s
Max time network
122s
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\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 220