Analysis Overview
SHA256
c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b
Threat Level: Known bad
The file c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b was found to be: Known bad.
Malicious Activity Summary
Neshta family
Neshta
Detect Neshta payload
Checks computer location settings
Reads user/profile data of web browsers
Loads dropped DLL
Executes dropped EXE
Modifies system executable filetype association
Drops file in Program Files directory
Drops file in Windows directory
Unsigned PE
Enumerates physical storage devices
Modifies registry class
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-30 02:45
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
2024-05-30 02:45
Reported
2024-05-30 02:48
Platform
win7-20240221-en
Max time kernel
117s
Max time network
118s
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 |
Neshta
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.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\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.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\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.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\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe
"C:\Users\Admin\AppData\Local\Temp\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe"
Network
Files
\Users\Admin\AppData\Local\Temp\3582-490\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe
| MD5 | 994f1a1d7190b4b69c3ea0edbd9aad75 |
| SHA1 | 5d7b4dda8a0ebafbc9f121584e08cfebda5f5de8 |
| SHA256 | caa18e7065f27372fac2c3b986ff1752c6d8d4adda38831fc002c98af5597c45 |
| SHA512 | a3c31e222ad0dd29e11e8710dc8d9f3ed38308efe68b0235a280bfb97b85511b46d73797ee6c0c784a87438e088f7280288f8f29fc180b5ad75a7c7ed499ab78 |
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/1048-84-0x0000000000400000-0x000000000041B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-30 02:45
Reported
2024-05-30 02:48
Platform
win10v2004-20240426-en
Max time kernel
93s
Max time network
97s
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-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.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\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.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\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.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\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe
"C:\Users\Admin\AppData\Local\Temp\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\3582-490\c78ee334aa5cca267118ac91096fe7e84f6df54d15fea6e2c90da6135a69527b.exe
| MD5 | 994f1a1d7190b4b69c3ea0edbd9aad75 |
| SHA1 | 5d7b4dda8a0ebafbc9f121584e08cfebda5f5de8 |
| SHA256 | caa18e7065f27372fac2c3b986ff1752c6d8d4adda38831fc002c98af5597c45 |
| SHA512 | a3c31e222ad0dd29e11e8710dc8d9f3ed38308efe68b0235a280bfb97b85511b46d73797ee6c0c784a87438e088f7280288f8f29fc180b5ad75a7c7ed499ab78 |
C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
| MD5 | 3b73078a714bf61d1c19ebc3afc0e454 |
| SHA1 | 9abeabd74613a2f533e2244c9ee6f967188e4e7e |
| SHA256 | ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29 |
| SHA512 | 75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4 |
memory/2884-98-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2884-99-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2884-101-0x0000000000400000-0x000000000041B000-memory.dmp