Malware Analysis Report

2025-01-22 14:45

Sample ID 240605-e4519seb7v
Target 0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8
SHA256 0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8
Tags
gh0strat persistence rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8

Threat Level: Known bad

The file 0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8 was found to be: Known bad.

Malicious Activity Summary

gh0strat persistence rat

Gh0st RAT payload

Gh0strat

Sets DLL path for service in the registry

Loads dropped DLL

Executes dropped EXE

Enumerates connected drives

Drops file in System32 directory

Drops file in Program Files directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-05 04:30

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-05 04:30

Reported

2024-06-05 04:33

Platform

win7-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe"

Signatures

Gh0st RAT payload

Description Indicator Process Target
N/A N/A N/A N/A

Gh0strat

rat gh0strat

Sets DLL path for service in the registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\259404718.bat" C:\Users\Admin\AppData\Local\Temp\look2.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\F: C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\259404718.bat C:\Users\Admin\AppData\Local\Temp\look2.exe N/A
File opened for modification C:\Windows\SysWOW64\ini.ini C:\Users\Admin\AppData\Local\Temp\look2.exe N/A
File created C:\Windows\SysWOW64\svchcst.exe C:\Windows\SysWOW64\svchost.exe N/A
File opened for modification C:\Windows\SysWOW64\svchcst.exe C:\Windows\SysWOW64\svchost.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe N/A

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2376 wrote to memory of 2432 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\look2.exe
PID 2376 wrote to memory of 2432 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\look2.exe
PID 2376 wrote to memory of 2432 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\look2.exe
PID 2376 wrote to memory of 2432 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\look2.exe
PID 2376 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe
PID 2376 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe
PID 2376 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe
PID 2376 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe
PID 2596 wrote to memory of 2720 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\svchcst.exe
PID 2596 wrote to memory of 2720 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\svchcst.exe
PID 2596 wrote to memory of 2720 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\svchcst.exe
PID 2596 wrote to memory of 2720 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\svchcst.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe

"C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe"

C:\Users\Admin\AppData\Local\Temp\look2.exe

C:\Users\Admin\AppData\Local\Temp\\look2.exe

C:\Windows\SysWOW64\svchost.exe

C:\Windows\SysWOW64\svchost.exe -k "svchcst"

C:\Windows\SysWOW64\svchost.exe

C:\Windows\SysWOW64\svchost.exe -k "svchcst"

C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe

C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe

C:\Windows\SysWOW64\svchcst.exe

C:\Windows\system32\svchcst.exe "c:\windows\system32\259404718.bat",MainThread

Network

Country Destination Domain Proto
US 8.8.8.8:53 kinh.xmcxmr.com udp

Files

\Users\Admin\AppData\Local\Temp\look2.exe

MD5 2f3b6f16e33e28ad75f3fdaef2567807
SHA1 85e907340faf1edfc9210db85a04abd43d21b741
SHA256 86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857
SHA512 db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

\Windows\SysWOW64\259404718.bat

MD5 3de89b96f43860ffe65c8cd1492dff6e
SHA1 661df9b967808635381339fbd79b650daf1d8859
SHA256 d9ad85f17b0ce3bfab717dcfb858494c629c4be03c62f2585dbf4215f00fde73
SHA512 8bfd4884318bad7ec74f07b676a9e33ef683565013ac99df36b1a794d3926234d1ce0d7ac22edbf1670863197090d82094b67e84cd66bdb0551d45e523668a0b

\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe

MD5 b26d20a8efaf884dc44316efa2a973aa
SHA1 d0001a375f54f0a09aac7dfc0af3ff356c3e0b96
SHA256 bcbd040544d0135df83cb6ec4915facb1511871b066cfd27f7ea9234933b31f2
SHA512 2b2706e8b5a69f5e77efabbbd1b1d35a547a7d3aeb09d821ac50e597b7ee0abcbec603821c86d64b7591784770f3c6cece57c6f7259b0abcc778a83afa58ddb6

memory/2376-17-0x0000000002350000-0x0000000002A2C000-memory.dmp

memory/2752-20-0x0000000000400000-0x0000000000ADC000-memory.dmp

memory/2752-27-0x0000000075BD0000-0x0000000075BD1000-memory.dmp

memory/2752-23-0x0000000077B70000-0x0000000077B71000-memory.dmp

memory/2752-21-0x0000000077B70000-0x0000000077B71000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

MD5 5e841de3c275044a9779a19180ae0e98
SHA1 d8a60f6afca9af8c9d2cb5136185113692f49a86
SHA256 d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05
SHA512 893a4fa967bbad6af84a7791367d41ef756ff8f00d65f67d20e4ea9da4176b178c9c55badddb05a7d774871ca06ec14d97187669f411ef0b6c1ff5bf99f40d24

\Windows\SysWOW64\svchcst.exe

MD5 51138beea3e2c21ec44d0932c71762a8
SHA1 8939cf35447b22dd2c6e6f443446acc1bf986d58
SHA256 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

memory/2376-48-0x0000000002350000-0x0000000002A2C000-memory.dmp

memory/2752-49-0x0000000000400000-0x0000000000ADC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-05 04:30

Reported

2024-06-05 04:33

Platform

win10v2004-20240508-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe"

Signatures

Gh0st RAT payload

Description Indicator Process Target
N/A N/A N/A N/A

Gh0strat

rat gh0strat

Sets DLL path for service in the registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\240603906.bat" C:\Users\Admin\AppData\Local\Temp\look2.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\look2.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchcst.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\F: C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\240603906.bat C:\Users\Admin\AppData\Local\Temp\look2.exe N/A
File opened for modification C:\Windows\SysWOW64\ini.ini C:\Users\Admin\AppData\Local\Temp\look2.exe N/A
File created C:\Windows\SysWOW64\svchcst.exe C:\Windows\SysWOW64\svchost.exe N/A
File opened for modification C:\Windows\SysWOW64\svchcst.exe C:\Windows\SysWOW64\svchost.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe N/A

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1828 wrote to memory of 4080 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\look2.exe
PID 1828 wrote to memory of 4080 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\look2.exe
PID 1828 wrote to memory of 4080 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\look2.exe
PID 1828 wrote to memory of 4492 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe
PID 1828 wrote to memory of 4492 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe
PID 1828 wrote to memory of 4492 N/A C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe
PID 4548 wrote to memory of 1912 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\svchcst.exe
PID 4548 wrote to memory of 1912 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\svchcst.exe
PID 4548 wrote to memory of 1912 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\svchcst.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe

"C:\Users\Admin\AppData\Local\Temp\0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe"

C:\Users\Admin\AppData\Local\Temp\look2.exe

C:\Users\Admin\AppData\Local\Temp\\look2.exe

C:\Windows\SysWOW64\svchost.exe

C:\Windows\SysWOW64\svchost.exe -k "svchcst"

C:\Windows\SysWOW64\svchost.exe

C:\Windows\SysWOW64\svchost.exe -k "svchcst"

C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe

C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe

C:\Windows\SysWOW64\svchcst.exe

C:\Windows\system32\svchcst.exe "c:\windows\system32\240603906.bat",MainThread

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com 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 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com 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 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp
US 8.8.8.8:53 kinh.xmcxmr.com udp

Files

C:\Users\Admin\AppData\Local\Temp\look2.exe

MD5 2f3b6f16e33e28ad75f3fdaef2567807
SHA1 85e907340faf1edfc9210db85a04abd43d21b741
SHA256 86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857
SHA512 db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

C:\Windows\SysWOW64\240603906.bat

MD5 3de89b96f43860ffe65c8cd1492dff6e
SHA1 661df9b967808635381339fbd79b650daf1d8859
SHA256 d9ad85f17b0ce3bfab717dcfb858494c629c4be03c62f2585dbf4215f00fde73
SHA512 8bfd4884318bad7ec74f07b676a9e33ef683565013ac99df36b1a794d3926234d1ce0d7ac22edbf1670863197090d82094b67e84cd66bdb0551d45e523668a0b

C:\Users\Admin\AppData\Local\Temp\HD_0effefc8e29ef23e81401f389900f4f371c751f3025120fe448319f19bbec8d8.exe

MD5 b26d20a8efaf884dc44316efa2a973aa
SHA1 d0001a375f54f0a09aac7dfc0af3ff356c3e0b96
SHA256 bcbd040544d0135df83cb6ec4915facb1511871b066cfd27f7ea9234933b31f2
SHA512 2b2706e8b5a69f5e77efabbbd1b1d35a547a7d3aeb09d821ac50e597b7ee0abcbec603821c86d64b7591784770f3c6cece57c6f7259b0abcc778a83afa58ddb6

memory/4492-17-0x0000000000400000-0x0000000000ADC000-memory.dmp

memory/4492-18-0x0000000000401000-0x00000000007D8000-memory.dmp

memory/4492-20-0x0000000000400000-0x0000000000ADC000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

MD5 5e841de3c275044a9779a19180ae0e98
SHA1 d8a60f6afca9af8c9d2cb5136185113692f49a86
SHA256 d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05
SHA512 893a4fa967bbad6af84a7791367d41ef756ff8f00d65f67d20e4ea9da4176b178c9c55badddb05a7d774871ca06ec14d97187669f411ef0b6c1ff5bf99f40d24

C:\Windows\SysWOW64\svchcst.exe

MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

memory/4492-37-0x0000000000400000-0x0000000000ADC000-memory.dmp

memory/4492-39-0x0000000000401000-0x00000000007D8000-memory.dmp