Analysis Overview
SHA256
28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140
Threat Level: Known bad
The file 28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140 was found to be: Known bad.
Malicious Activity Summary
Detect Socks5Systemz Payload
Socks5Systemz
Executes dropped EXE
Loads dropped DLL
Unexpected DNS network traffic destination
Checks installed software on the system
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-24 15:24
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-24 15:24
Reported
2024-03-24 15:27
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
Detect Socks5Systemz Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Socks5Systemz
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-GA3KS.tmp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-GA3KS.tmp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.tmp | N/A |
Unexpected DNS network traffic destination
| Description | Indicator | Process | Target |
| Destination IP | 45.155.250.90 | N/A | N/A |
Checks installed software on the system
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.exe
"C:\Users\Admin\AppData\Local\Temp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.exe"
C:\Users\Admin\AppData\Local\Temp\is-GA3KS.tmp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.tmp
"C:\Users\Admin\AppData\Local\Temp\is-GA3KS.tmp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.tmp" /SL5="$E0204,1771305,54272,C:\Users\Admin\AppData\Local\Temp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.exe"
C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
"C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe" -i
C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
"C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe" -s
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 45.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 136.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| GB | 96.16.110.114:80 | tcp | |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| SE | 45.155.250.90:53 | ccuroie.net | udp |
| MD | 45.142.214.240:80 | ccuroie.net | tcp |
| US | 8.8.8.8:53 | 90.250.155.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.214.142.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.143.182.52.in-addr.arpa | udp |
Files
memory/2608-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2608-2-0x0000000000400000-0x0000000000414000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-GA3KS.tmp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.tmp
| MD5 | 5a1e3d46cb5a24f8e50b2a59d2ba1cf3 |
| SHA1 | fe86894c4757c144449bc744649b7fb9e03346f1 |
| SHA256 | d3a2c2ce7d70b3b9c30faf3f72bf4ebcdea8f331d6b6cac5dae906327997985d |
| SHA512 | a27dc5c443abb31826b14e514aa717be5bf0f548b82170f79705f45ca28abaedc485c5b8738044735f61eca9e1f0ca659b519a3947551404085d07202ae709af |
memory/1552-7-0x0000000002340000-0x0000000002341000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-QLSFH.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
| MD5 | 9aa9c990c1d39b7d5a1bbfac8a1f9ea3 |
| SHA1 | 217b23164048a1f7829eb22848714ad882aa30f2 |
| SHA256 | cae9f259144d1371674648a8b6606b542148e9a5cc500f878a02ef0fa59b8a3e |
| SHA512 | 28a98115017732b326a09464f8ff2f5daf397bc15a577a7d9b9d90c5ba282bc14425afda8f5fd09efe4ce6851769471f1c9c84f04d2d2095619bb24f8c2e4458 |
memory/4212-38-0x0000000000400000-0x0000000000601000-memory.dmp
memory/4212-39-0x0000000000400000-0x0000000000601000-memory.dmp
C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
| MD5 | 3db31a79eff39a3922bda26da31b35d1 |
| SHA1 | 5ec073c576b8ac8de5468b55f0bfa9149ffe7170 |
| SHA256 | b9e72f200b637f30b81a9f1fe017a08719221718cf31dfa427bc52866b013f09 |
| SHA512 | cdfd53529fd41b43ebd2d404397b07f687ebd3352326039a6c67b99a25d098634db0e3adc103b29e53d972472f0aa538c4970c34e67118eb680936601cb86425 |
memory/4212-42-0x0000000000400000-0x0000000000601000-memory.dmp
C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
| MD5 | 8d24844c66fe5aeb5cbc548e44819939 |
| SHA1 | 5371282a11740e4cf26d63095f56cb3f1af955c1 |
| SHA256 | 0514c5baa7dbbd29091b57bf7601d6503191884d25e82694935d7c3bec06e59e |
| SHA512 | 0b68c5da9c30d80cb82af51559f840bcb6aa4d6c875ae9de92127e1525488595bdd56f455eef28c714c05ef0d711605d434ca277bdecaa3e47c7aeae503d722a |
memory/1628-44-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-46-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2608-47-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1552-48-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/1628-49-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1552-50-0x0000000002340000-0x0000000002341000-memory.dmp
memory/1628-53-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-54-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-57-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-60-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-63-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-66-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-67-0x00000000008B0000-0x0000000000952000-memory.dmp
memory/1628-73-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-76-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-77-0x00000000008B0000-0x0000000000952000-memory.dmp
memory/1628-80-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-83-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-86-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-89-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-93-0x0000000000400000-0x0000000000601000-memory.dmp
memory/1628-96-0x0000000000400000-0x0000000000601000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-24 15:24
Reported
2024-03-24 15:27
Platform
win11-20240221-en
Max time kernel
148s
Max time network
154s
Command Line
Signatures
Detect Socks5Systemz 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 |
Socks5Systemz
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-3OJPT.tmp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-3OJPT.tmp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.tmp | N/A |
Unexpected DNS network traffic destination
| Description | Indicator | Process | Target |
| Destination IP | 141.98.234.31 | N/A | N/A |
Checks installed software on the system
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.exe
"C:\Users\Admin\AppData\Local\Temp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.exe"
C:\Users\Admin\AppData\Local\Temp\is-3OJPT.tmp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.tmp
"C:\Users\Admin\AppData\Local\Temp\is-3OJPT.tmp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.tmp" /SL5="$9006A,1771305,54272,C:\Users\Admin\AppData\Local\Temp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.exe"
C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
"C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe" -i
C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
"C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe" -s
Network
| Country | Destination | Domain | Proto |
| HK | 141.98.234.31:53 | bfiscke.com | udp |
| MD | 45.142.214.240:80 | bfiscke.com | tcp |
Files
memory/2576-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2576-2-0x0000000000400000-0x0000000000414000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-3OJPT.tmp\28a8077df899c3c22d4b57ee17971177350fd6b2ccf70868421fd56e1bab1140.tmp
| MD5 | 5a1e3d46cb5a24f8e50b2a59d2ba1cf3 |
| SHA1 | fe86894c4757c144449bc744649b7fb9e03346f1 |
| SHA256 | d3a2c2ce7d70b3b9c30faf3f72bf4ebcdea8f331d6b6cac5dae906327997985d |
| SHA512 | a27dc5c443abb31826b14e514aa717be5bf0f548b82170f79705f45ca28abaedc485c5b8738044735f61eca9e1f0ca659b519a3947551404085d07202ae709af |
memory/4472-7-0x0000000002340000-0x0000000002341000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-SAGG4.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
| MD5 | 9aa9c990c1d39b7d5a1bbfac8a1f9ea3 |
| SHA1 | 217b23164048a1f7829eb22848714ad882aa30f2 |
| SHA256 | cae9f259144d1371674648a8b6606b542148e9a5cc500f878a02ef0fa59b8a3e |
| SHA512 | 28a98115017732b326a09464f8ff2f5daf397bc15a577a7d9b9d90c5ba282bc14425afda8f5fd09efe4ce6851769471f1c9c84f04d2d2095619bb24f8c2e4458 |
memory/2956-38-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2956-39-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2956-43-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2956-42-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-46-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2576-47-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4472-48-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/2408-49-0x0000000000400000-0x0000000000601000-memory.dmp
memory/4472-50-0x0000000002340000-0x0000000002341000-memory.dmp
memory/2408-53-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-54-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-57-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-60-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-63-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-66-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-68-0x00000000009A0000-0x0000000000A42000-memory.dmp
memory/2408-67-0x00000000009A0000-0x0000000000A42000-memory.dmp
memory/2408-74-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-77-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-78-0x00000000009A0000-0x0000000000A42000-memory.dmp
memory/2408-81-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-84-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-87-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-90-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-94-0x0000000000400000-0x0000000000601000-memory.dmp
memory/2408-97-0x0000000000400000-0x0000000000601000-memory.dmp