gh0strat | 2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1

General

Target

2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe
Size

3.6MB
MD5

9c666bb4769d6485707b3ba994cddc3e
SHA1

59135d9714b2bfa4aab38f8a5607cf1c1339e8c3
SHA256

2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1
SHA512

4045e39f4c630ed59aca594d969a4e2f103fdc723316232d67cbe7bb30acebc90d1d8881200bf29b078a7f4567b6f8a49ef1df1e8ab4136d41ffa68761cf837c
SSDEEP

49152:TYREXSVMDi3FFT5yCO95xIzWAL/4EfZ4ZYcWf0dwTwgr6dup:c2SVMD8Fp5VL/4EkWf0dw1r6dup

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240600546.bat	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

look2.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\240600546.bat"	look2.exe

Executes dropped EXE 3 IoCs

Processes:

look2.exeHD_2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exesvchcst.exe

pid process

3592 look2.exe
2996 HD_2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe
2844 svchcst.exe
Loads dropped DLL 3 IoCs

Processes:

look2.exesvchost.exesvchcst.exe

pid process

3592 look2.exe
3468 svchost.exe
2844 svchcst.exe

pid	process
3592	look2.exe
2996	HD_2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe
2844	svchcst.exe

pid	process
3592	look2.exe
3468	svchost.exe
2844	svchcst.exe

Drops file in System32 directory 4 IoCs

Processes:

look2.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\ini.ini	look2.exe
File created	C:\Windows\SysWOW64\svchcst.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\svchcst.exe	svchost.exe
File created	C:\Windows\SysWOW64\240600546.bat	look2.exe

Drops file in Program Files directory 1 IoCs

Processes:

2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe

pid	process
2552	2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe
2552	2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exeHD_2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe

pid	process
2552	2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe
2552	2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe
2996	HD_2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exesvchost.exe

description	pid	process	target process
PID 2552 wrote to memory of 3592	2552	2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe	look2.exe
PID 2552 wrote to memory of 3592	2552	2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe	look2.exe
PID 2552 wrote to memory of 3592	2552	2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe	look2.exe
PID 2552 wrote to memory of 2996	2552	2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe	HD_2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe
PID 2552 wrote to memory of 2996	2552	2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe	HD_2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe
PID 3468 wrote to memory of 2844	3468	svchost.exe	svchcst.exe
PID 3468 wrote to memory of 2844	3468	svchost.exe	svchcst.exe
PID 3468 wrote to memory of 2844	3468	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe
"C:\Users\Admin\AppData\Local\Temp\2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2552

C:\Users\Admin\AppData\Local\Temp\look2.exe
C:\Users\Admin\AppData\Local\Temp\\look2.exe
2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:3592

C:\Users\Admin\AppData\Local\Temp\HD_2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe
C:\Users\Admin\AppData\Local\Temp\HD_2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2996

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:3588

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3468

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\240600546.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_2290e49cb4f0baca2224515eb98da13020a1908a383568b8143b15f22ab585b1.exe

Filesize
2.3MB

MD5
b76d8d428ecc159493b25b2229eeafaf

SHA1
3a9c5ce0f514a14ef660333ada0d6e1f6ada185f

SHA256
d96755fbaf0964523687c61be03fac93444c35c62ba9ad7b6551c3799ca6856f

SHA512
f5f5be87992e984e85db4299da8a3d0976513ab229569eddf69971c3978a14934f54723135310bfa60807b86c4fda0323019394b0a3f974879df75ea9b1f21d1

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

Filesize
1.3MB

MD5
c6993035b912e575ff3f153811864d29

SHA1
d0b053bb76839b94c89eef96d5bef7f2f4949e62

SHA256
ea22fe5a4ec49f5aed41a19ae933bb7c17cb3af088cf50778fe99944b3b3f584

SHA512
2e3c2fd4d6228a33633913c2f528e5f9e58f32c3d6a2ae0cc490e6bf95603139e1493deb57233552c381ca276ff9bfd8bf13ad8ed595b2c07a6973c405d98008

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

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
C:\Windows\SysWOW64\240600546.bat

Filesize
51KB

MD5
9def052dde91f2ee110dfea508db0b7a

SHA1
bdd732aea2ced1137e9f228b274e04ef19f8aa05

SHA256
72837a817291614e84ddfa9a73990b82d228ca75b06510047619e30f9b4789db

SHA512
43df2d605bacc1afe6e659fdda7882eef5a4b56eda8a84d270a59a5edd9dc0f1ee8a30b811d2a8660baba3f8a54875c4d893d584ed4834ef8e242a7e15e8640c

Download Submit
C:\Windows\SysWOW64\svchcst.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/2996-34-0x0000000000400000-0x00000000004F5000-memory.dmp

Filesize
980KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads