Analysis Overview
SHA256
b47c786eddf654fa4577f02b1ac902064c568f370d5312d011e979ce476c802c
Threat Level: Known bad
The file 6591e29b761deabceee7812896409747_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Neshta family
Detect Neshta payload
Neshta
Checks computer location settings
Reads user/profile data of web browsers
Modifies system executable filetype association
Executes dropped EXE
UPX packed file
Loads dropped DLL
Drops file in Program Files directory
Drops file in Windows directory
Program crash
Unsigned PE
Enumerates physical storage devices
Modifies registry class
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-23 01:16
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Neshta family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-23 01:16
Reported
2024-07-23 02:28
Platform
win7-20240704-en
Max time kernel
140s
Max time network
124s
Command Line
Signatures
Detect Neshta payload
| 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 |
Neshta
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe | N/A |
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe | N/A |
Reads user/profile data of web browsers
UPX packed file
| 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 |
Drops file in Program Files directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\svchost.com | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.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\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 164
Network
Files
\Users\Admin\AppData\Local\Temp\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe
| MD5 | bbe560c3ba3e8621a12d411c210e7b46 |
| SHA1 | 6aeb5f5fb0df2512f9cd183c7f66077a5e829c17 |
| SHA256 | b835c6f3049b7794caea35ca2435662e9a683f326b63d4613df3d1884470efeb |
| SHA512 | 80278baec94bb81a91a2450b0aed071016ecd0464ee9eb15acf588b37e9a002a6111b1d551764c81ac248bb7ae60078ba1c759a1b405d9559f260dfbb9a5f913 |
memory/2032-4-0x00000000024C0000-0x000000000264E000-memory.dmp
memory/1616-12-0x0000000000400000-0x000000000058E000-memory.dmp
memory/2032-11-0x00000000024C0000-0x000000000264E000-memory.dmp
C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe
| MD5 | cf6c595d3e5e9667667af096762fd9c4 |
| SHA1 | 9bb44da8d7f6457099cb56e4f7d1026963dce7ce |
| SHA256 | 593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d |
| SHA512 | ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80 |
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
| MD5 | 9e2b9928c89a9d0da1d3e8f4bd96afa7 |
| SHA1 | ec66cda99f44b62470c6930e5afda061579cde35 |
| SHA256 | 8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043 |
| SHA512 | 2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156 |
memory/2032-93-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2032-96-0x0000000000400000-0x000000000041B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-23 01:16
Reported
2024-07-23 02:29
Platform
win10v2004-20240709-en
Max time kernel
139s
Max time network
132s
Command Line
Signatures
Detect Neshta payload
| 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 |
Neshta
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe | N/A |
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe | N/A |
Reads user/profile data of web browsers
UPX packed file
| 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 |
Drops file in Program Files directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\svchost.com | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.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\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2752 wrote to memory of 2600 | N/A | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe |
| PID 2752 wrote to memory of 2600 | N/A | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe |
| PID 2752 wrote to memory of 2600 | N/A | C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6591e29b761deabceee7812896409747_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2600 -ip 2600
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 428
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 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| NL | 52.111.243.31:443 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\3582-490\6591e29b761deabceee7812896409747_JaffaCakes118.exe
| MD5 | bbe560c3ba3e8621a12d411c210e7b46 |
| SHA1 | 6aeb5f5fb0df2512f9cd183c7f66077a5e829c17 |
| SHA256 | b835c6f3049b7794caea35ca2435662e9a683f326b63d4613df3d1884470efeb |
| SHA512 | 80278baec94bb81a91a2450b0aed071016ecd0464ee9eb15acf588b37e9a002a6111b1d551764c81ac248bb7ae60078ba1c759a1b405d9559f260dfbb9a5f913 |
memory/2600-9-0x0000000000400000-0x000000000058E000-memory.dmp
memory/2600-11-0x0000000000400000-0x000000000058E000-memory.dmp
C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
| MD5 | 3b73078a714bf61d1c19ebc3afc0e454 |
| SHA1 | 9abeabd74613a2f533e2244c9ee6f967188e4e7e |
| SHA256 | ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29 |
| SHA512 | 75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4 |
memory/2752-96-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2752-97-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2752-99-0x0000000000400000-0x000000000041B000-memory.dmp