Analysis Overview
SHA256
1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c
Threat Level: Known bad
The file 1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c was found to be: Known bad.
Malicious Activity Summary
Detects executables packed with ASPack
Detects executables packed with ASPack
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
ASPack v2.12-2.42
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-22 19:06
Signatures
Detects executables packed with ASPack
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
ASPack v2.12-2.42
| 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 |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-22 19:06
Reported
2024-06-22 19:09
Platform
win7-20240221-en
Max time kernel
149s
Max time network
118s
Command Line
Signatures
Detects executables packed with ASPack
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdwco.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2156 wrote to memory of 2572 | N/A | C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe | C:\Users\Admin\AppData\Local\Temp\kdwco.exe |
| PID 2156 wrote to memory of 2572 | N/A | C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe | C:\Users\Admin\AppData\Local\Temp\kdwco.exe |
| PID 2156 wrote to memory of 2572 | N/A | C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe | C:\Users\Admin\AppData\Local\Temp\kdwco.exe |
| PID 2156 wrote to memory of 2572 | N/A | C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe | C:\Users\Admin\AppData\Local\Temp\kdwco.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe
"C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe"
C:\Users\Admin\AppData\Local\Temp\kdwco.exe
"C:\Users\Admin\AppData\Local\Temp\kdwco.exe"
Network
Files
memory/2156-0-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2156-2-0x0000000000401000-0x0000000000403000-memory.dmp
\Users\Admin\AppData\Local\Temp\kdwco.exe
| MD5 | 58cd5020632903cd11e8eb06a853e771 |
| SHA1 | b5339ad1d8096096ce2692c405a747c26c30577e |
| SHA256 | 6617bed8ee78516eda10f2b93c5b783388d4386ae61f8e55eba24817c42191a8 |
| SHA512 | 2526c5a8d2d3a2c83f94b4724654f2db468840cf54c309b2d72f9d319994b274d3ef558667a29343f06dfafd7194569859cc7bbdbfbbd7dd6036017ad3ae6717 |
memory/2156-9-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2572-10-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2572-12-0x0000000000400000-0x0000000000412000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-22 19:06
Reported
2024-06-22 19:09
Platform
win10v2004-20240611-en
Max time kernel
149s
Max time network
124s
Command Line
Signatures
Detects executables packed with ASPack
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdwco.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3040 wrote to memory of 3112 | N/A | C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe | C:\Users\Admin\AppData\Local\Temp\kdwco.exe |
| PID 3040 wrote to memory of 3112 | N/A | C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe | C:\Users\Admin\AppData\Local\Temp\kdwco.exe |
| PID 3040 wrote to memory of 3112 | N/A | C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe | C:\Users\Admin\AppData\Local\Temp\kdwco.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe
"C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe"
C:\Users\Admin\AppData\Local\Temp\kdwco.exe
"C:\Users\Admin\AppData\Local\Temp\kdwco.exe"
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 |
| NL | 23.62.61.72:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/3040-0-0x0000000000400000-0x0000000000412000-memory.dmp
memory/3040-2-0x0000000000401000-0x0000000000403000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kdwco.exe
| MD5 | 58cd5020632903cd11e8eb06a853e771 |
| SHA1 | b5339ad1d8096096ce2692c405a747c26c30577e |
| SHA256 | 6617bed8ee78516eda10f2b93c5b783388d4386ae61f8e55eba24817c42191a8 |
| SHA512 | 2526c5a8d2d3a2c83f94b4724654f2db468840cf54c309b2d72f9d319994b274d3ef558667a29343f06dfafd7194569859cc7bbdbfbbd7dd6036017ad3ae6717 |
memory/3040-14-0x0000000000400000-0x0000000000412000-memory.dmp
memory/3112-15-0x0000000000400000-0x0000000000412000-memory.dmp
memory/3112-16-0x0000000000400000-0x0000000000412000-memory.dmp
memory/3112-19-0x0000000000400000-0x0000000000412000-memory.dmp