Analysis Overview
SHA256
82705ca244e59c3a3f0add10f7255a60460b2047dbf1a30542b73031d7a2ac2c
Threat Level: Known bad
The file 2024-02-26_7cf48262642c2e915eb6cc1182f782ec_cobalt-strike_ryuk was found to be: Known bad.
Malicious Activity Summary
Cobaltstrike
MITRE ATT&CK Matrix
Analysis: static1
Detonation Overview
Reported
2024-02-26 01:16
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-26 01:16
Reported
2024-02-26 01:19
Platform
win7-20240221-en
Max time kernel
139s
Max time network
143s
Command Line
Signatures
Cobaltstrike
Processes
C:\Users\Admin\AppData\Local\Temp\2024-02-26_7cf48262642c2e915eb6cc1182f782ec_cobalt-strike_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-26_7cf48262642c2e915eb6cc1182f782ec_cobalt-strike_ryuk.exe"
Network
| Country | Destination | Domain | Proto |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
Files
memory/2892-0-0x00000000001D0000-0x00000000001D1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Cab41B4.tmp
| MD5 | ac05d27423a85adc1622c714f2cb6184 |
| SHA1 | b0fe2b1abddb97837ea0195be70ab2ff14d43198 |
| SHA256 | c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d |
| SHA512 | 6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d |
memory/2892-17-0x0000000003D60000-0x00000000041D2000-memory.dmp
memory/2892-18-0x0000000003960000-0x0000000003D60000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Tar6369.tmp
| MD5 | 9c0c641c06238516f27941aa1166d427 |
| SHA1 | 64cd549fb8cf014fcd9312aa7a5b023847b6c977 |
| SHA256 | 4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f |
| SHA512 | 936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06 |
memory/2892-55-0x0000000003960000-0x0000000003D60000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-26 01:16
Reported
2024-02-26 01:19
Platform
win10v2004-20240221-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Cobaltstrike
Processes
C:\Users\Admin\AppData\Local\Temp\2024-02-26_7cf48262642c2e915eb6cc1182f782ec_cobalt-strike_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-26_7cf48262642c2e915eb6cc1182f782ec_cobalt-strike_ryuk.exe"
Network
| Country | Destination | Domain | Proto |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 234.58.204.154.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| HK | 154.204.58.234:443 | 154.204.58.234 | tcp |
| US | 8.8.8.8:53 | udp |
Files
memory/2464-0-0x0000022EDC520000-0x0000022EDC521000-memory.dmp
memory/2464-1-0x0000022EDE970000-0x0000022EDEDE2000-memory.dmp
memory/2464-2-0x0000022EDE570000-0x0000022EDE970000-memory.dmp
memory/2464-3-0x0000022EDE570000-0x0000022EDE970000-memory.dmp