Analysis Overview
SHA256
76581ab84464dc02b617ca641192ccbe660e4d283eef32a33dc3d9d0840182f8
Threat Level: Known bad
The file 02c9d37b3eebbc186b6fc262cd929762.bin was found to be: Known bad.
Malicious Activity Summary
Detect Socks5Systemz Payload
Socks5Systemz
Executes dropped EXE
Unexpected DNS network traffic destination
Loads dropped DLL
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
2024-03-25 01:00
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-25 01:00
Reported
2024-03-25 01:03
Platform
win7-20240221-en
Max time kernel
146s
Max time network
137s
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-FT5JC.tmp\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe | N/A |
Loads dropped DLL
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\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.exe
"C:\Users\Admin\AppData\Local\Temp\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.exe"
C:\Users\Admin\AppData\Local\Temp\is-FT5JC.tmp\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.tmp
"C:\Users\Admin\AppData\Local\Temp\is-FT5JC.tmp\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.tmp" /SL5="$4001C,1676256,54272,C:\Users\Admin\AppData\Local\Temp\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.exe"
C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe
"C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe" -i
C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe
"C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe" -s
Network
| Country | Destination | Domain | Proto |
| SE | 45.155.250.90:53 | buzojyd.com | udp |
| MD | 45.142.214.240:80 | buzojyd.com | tcp |
Files
memory/2056-1-0x0000000000400000-0x0000000000414000-memory.dmp
\Users\Admin\AppData\Local\Temp\is-FT5JC.tmp\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.tmp
| MD5 | 88d7ea648defbc2597fa38ef83112eda |
| SHA1 | 2bce9acfb1b5e08dc29c695eff12fc80949c6440 |
| SHA256 | 5a53b8bd78b1bbf24136b4d8d8191f503abcc24934626ed6f15bf9f6dee17b68 |
| SHA512 | 050ce971e1f7a4e92d272c9c3c9f96f1214286523b018a75084c76dbebb5f32a717afbd9af9c68b7ad71f738c0a331640a8fe765cb4def90678eae4769b2e66a |
memory/364-8-0x00000000003D0000-0x00000000003D1000-memory.dmp
\Users\Admin\AppData\Local\Temp\is-66990.tmp\_isetup\_shfoldr.dll
| MD5 | 92dc6ef532fbb4a5c3201469a5b5eb63 |
| SHA1 | 3e89ff837147c16b4e41c30d6c796374e0b8e62c |
| SHA256 | 9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87 |
| SHA512 | 9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3 |
\Users\Admin\AppData\Local\Temp\is-66990.tmp\_isetup\_isdecmp.dll
| MD5 | b6f11a0ab7715f570f45900a1fe84732 |
| SHA1 | 77b1201e535445af5ea94c1b03c0a1c34d67a77b |
| SHA256 | e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67 |
| SHA512 | 78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771 |
\Users\Admin\AppData\Local\Temp\is-66990.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe
| MD5 | e712dbcea5c690365f89e154dce0b28e |
| SHA1 | 0ab2b0f6050abff77df5d48e58b400c57b6f4fc0 |
| SHA256 | 58a4ba4a55e3384a8a7f11edd0750521455969ee72deea693845bbbfb6c52857 |
| SHA512 | c6bb4f97ced530ec4f901c2b26739c03b7c20807feb3e22bbdfef72a2ce3b6b553ba5927513a8781b423f3fc188bcd244d29b8c6b17fed83ed9e4c9e1d29bac4 |
memory/364-46-0x00000000038D0000-0x0000000003A9A000-memory.dmp
memory/2844-47-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/2844-49-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/2844-48-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/2844-52-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-54-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/2056-56-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1296-57-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/364-58-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/1296-59-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/364-60-0x00000000003D0000-0x00000000003D1000-memory.dmp
memory/364-61-0x00000000038D0000-0x0000000003A9A000-memory.dmp
memory/1296-64-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-67-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-68-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-71-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-74-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-77-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-78-0x00000000021A0000-0x0000000002242000-memory.dmp
memory/1296-82-0x00000000021A0000-0x0000000002242000-memory.dmp
memory/1296-85-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-88-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-91-0x00000000021A0000-0x0000000002242000-memory.dmp
memory/1296-92-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-95-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-98-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-101-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-105-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/1296-108-0x0000000000400000-0x00000000005CA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-25 01:00
Reported
2024-03-25 01:03
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
156s
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 |
| 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-UEF7C.tmp\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe | N/A |
Loads dropped DLL
Unexpected DNS network traffic destination
| Description | Indicator | Process | Target |
| Destination IP | 91.211.247.248 | 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\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.exe
"C:\Users\Admin\AppData\Local\Temp\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.exe"
C:\Users\Admin\AppData\Local\Temp\is-UEF7C.tmp\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.tmp
"C:\Users\Admin\AppData\Local\Temp\is-UEF7C.tmp\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.tmp" /SL5="$B005E,1676256,54272,C:\Users\Admin\AppData\Local\Temp\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.exe"
C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe
"C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe" -i
C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe
"C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe" -s
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.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 |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 185.13.222.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.135.221.88.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 | 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 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | 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 | 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 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.178.17.96.in-addr.arpa | udp |
| LT | 91.211.247.248:53 | bwaobli.com | udp |
| US | 8.8.8.8:53 | 248.247.211.91.in-addr.arpa | udp |
| MD | 45.142.214.240:80 | bwaobli.com | tcp |
| NL | 193.222.96.219:2023 | tcp | |
| US | 8.8.8.8:53 | 219.96.222.193.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.214.142.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.135.221.88.in-addr.arpa | udp |
Files
memory/752-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/752-2-0x0000000000400000-0x0000000000414000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-UEF7C.tmp\13054d2dd86e9d9b7920a0172e9b40ee0409f4e21412ace7ce16160394b6e87d.tmp
| MD5 | 88d7ea648defbc2597fa38ef83112eda |
| SHA1 | 2bce9acfb1b5e08dc29c695eff12fc80949c6440 |
| SHA256 | 5a53b8bd78b1bbf24136b4d8d8191f503abcc24934626ed6f15bf9f6dee17b68 |
| SHA512 | 050ce971e1f7a4e92d272c9c3c9f96f1214286523b018a75084c76dbebb5f32a717afbd9af9c68b7ad71f738c0a331640a8fe765cb4def90678eae4769b2e66a |
memory/3376-7-0x0000000002340000-0x0000000002341000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-PFNM6.tmp\_isetup\_isdecmp.dll
| MD5 | b6f11a0ab7715f570f45900a1fe84732 |
| SHA1 | 77b1201e535445af5ea94c1b03c0a1c34d67a77b |
| SHA256 | e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67 |
| SHA512 | 78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771 |
C:\Users\Admin\AppData\Local\Temp\is-PFNM6.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
C:\Users\Admin\AppData\Local\MarkDownPad\markdownpad32.exe
| MD5 | e712dbcea5c690365f89e154dce0b28e |
| SHA1 | 0ab2b0f6050abff77df5d48e58b400c57b6f4fc0 |
| SHA256 | 58a4ba4a55e3384a8a7f11edd0750521455969ee72deea693845bbbfb6c52857 |
| SHA512 | c6bb4f97ced530ec4f901c2b26739c03b7c20807feb3e22bbdfef72a2ce3b6b553ba5927513a8781b423f3fc188bcd244d29b8c6b17fed83ed9e4c9e1d29bac4 |
memory/3984-44-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/3984-45-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/3984-48-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/3984-49-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-52-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/752-53-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3376-54-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/60-55-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/3376-56-0x0000000002340000-0x0000000002341000-memory.dmp
memory/60-59-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-60-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-63-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-66-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-69-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-72-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-73-0x00000000007A0000-0x0000000000842000-memory.dmp
memory/60-79-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-82-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-83-0x00000000007A0000-0x0000000000842000-memory.dmp
memory/60-86-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-89-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-92-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-95-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-96-0x00000000007A0000-0x0000000000842000-memory.dmp
memory/60-97-0x00000000007A0000-0x0000000000842000-memory.dmp
memory/60-101-0x0000000000400000-0x00000000005CA000-memory.dmp
memory/60-104-0x0000000000400000-0x00000000005CA000-memory.dmp