Analysis Overview
SHA256
65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d
Threat Level: Known bad
The file 65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d was found to be: Known bad.
Malicious Activity Summary
Neshta family
Detect Neshta payload
Neshta
Modifies system executable filetype association
Reads user/profile data of web browsers
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Drops file in Program Files directory
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-13 23:37
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
2024-06-13 23:37
Reported
2024-06-13 23:39
Platform
win7-20240611-en
Max time kernel
119s
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 |
| 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\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe | N/A |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
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\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe | N/A |
Reads user/profile data of web browsers
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\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe | N/A |
Enumerates physical storage devices
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\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe
"C:\Users\Admin\AppData\Local\Temp\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe"
Network
Files
\Users\Admin\AppData\Local\Temp\3582-490\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe
| MD5 | 69f4940801d67bc6b22c14e31c145862 |
| SHA1 | 363c4548e79a86ab337ffe75577f210920d02f82 |
| SHA256 | 76758e38db72bec2ebfa9dde17de6953ef5f3877b1d6b3fa98b987e284fe0bf6 |
| SHA512 | 68766e1e8f2800c09b494e3f4d46080d9f6cd1a0535b649f6fd52d3bfc2807331d150b9a4b518abef157c8446007a12f85f56dfd59c954087abeeeb21619c0f1 |
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/2248-86-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2248-87-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2248-88-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2248-89-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2248-91-0x0000000000400000-0x000000000041B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 23:37
Reported
2024-06-13 23:39
Platform
win10v2004-20240611-en
Max time kernel
149s
Max time network
152s
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-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.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\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe | N/A |
Reads user/profile data of web browsers
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\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe | N/A |
Enumerates physical storage devices
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\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 992 wrote to memory of 5004 | N/A | C:\Users\Admin\AppData\Local\Temp\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe |
| PID 992 wrote to memory of 5004 | N/A | C:\Users\Admin\AppData\Local\Temp\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe
"C:\Users\Admin\AppData\Local\Temp\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.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 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.251.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.17.178.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\3582-490\65622c9c05f395b551d6cc4bb43167499a0da35d6e4d8f5787f0e5e78f82799d.exe
| MD5 | 69f4940801d67bc6b22c14e31c145862 |
| SHA1 | 363c4548e79a86ab337ffe75577f210920d02f82 |
| SHA256 | 76758e38db72bec2ebfa9dde17de6953ef5f3877b1d6b3fa98b987e284fe0bf6 |
| SHA512 | 68766e1e8f2800c09b494e3f4d46080d9f6cd1a0535b649f6fd52d3bfc2807331d150b9a4b518abef157c8446007a12f85f56dfd59c954087abeeeb21619c0f1 |
C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
| MD5 | 3b73078a714bf61d1c19ebc3afc0e454 |
| SHA1 | 9abeabd74613a2f533e2244c9ee6f967188e4e7e |
| SHA256 | ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29 |
| SHA512 | 75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4 |
memory/992-97-0x0000000000400000-0x000000000041B000-memory.dmp
memory/992-98-0x0000000000400000-0x000000000041B000-memory.dmp
memory/992-100-0x0000000000400000-0x000000000041B000-memory.dmp