gh0strat | a6d11fa9e1b265abf8be2deb192e063ffe9059ebb61913412e721fe107b8ed98

Analysis

max time kernel
149s
max time network
152s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
29/10/2023, 18:29

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General

Target

a6d11fa9e1b265abf8be2deb192e063ffe9059ebb61913412e721fe107b8ed98.exe
Size

1.1MB
MD5

424860500c6ff7cc0c748e7f3f967014
SHA1

3d325b39e3646d5966adfb643322207b0cccd9b2
SHA256

a6d11fa9e1b265abf8be2deb192e063ffe9059ebb61913412e721fe107b8ed98
SHA512

d23147e4183bff07a571eae71fcc77ac3735941f4d6ab2bc818491edf9f7b717d5ea581fdda31e21facb24caad0da2f6bfa352ac40af0211216a00241a013273
SSDEEP

24576:yYFbkIsaPiXSVnC7Yp9zkNmZG8RRln3yzrFxNedq:yYREXSVMDi3QFxNedq

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral1/files/0x000d000000012282-6.dat	family_gh0strat
behavioral1/files/0x000d000000012282-11.dat	family_gh0strat
behavioral1/files/0x000d000000012282-10.dat	family_gh0strat
behavioral1/files/0x000d000000012282-19.dat	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

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\259410630.bat"	look2.exe

Executes dropped EXE 2 IoCs

pid	Process
2300	look2.exe
2724	svchcst.exe

Loads dropped DLL 5 IoCs

pid	Process
2280	a6d11fa9e1b265abf8be2deb192e063ffe9059ebb61913412e721fe107b8ed98.exe
2300	look2.exe
2996	svchost.exe
2996	svchost.exe
2724	svchcst.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259410630.bat	look2.exe
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

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2280	a6d11fa9e1b265abf8be2deb192e063ffe9059ebb61913412e721fe107b8ed98.exe
2280	a6d11fa9e1b265abf8be2deb192e063ffe9059ebb61913412e721fe107b8ed98.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2300	2280	a6d11fa9e1b265abf8be2deb192e063ffe9059ebb61913412e721fe107b8ed98.exe	28
PID 2280 wrote to memory of 2300	2280	a6d11fa9e1b265abf8be2deb192e063ffe9059ebb61913412e721fe107b8ed98.exe	28
PID 2280 wrote to memory of 2300	2280	a6d11fa9e1b265abf8be2deb192e063ffe9059ebb61913412e721fe107b8ed98.exe	28
PID 2280 wrote to memory of 2300	2280	a6d11fa9e1b265abf8be2deb192e063ffe9059ebb61913412e721fe107b8ed98.exe	28
PID 2996 wrote to memory of 2724	2996	svchost.exe	31
PID 2996 wrote to memory of 2724	2996	svchost.exe	31
PID 2996 wrote to memory of 2724	2996	svchost.exe	31
PID 2996 wrote to memory of 2724	2996	svchost.exe	31

C:\Users\Admin\AppData\Local\Temp\a6d11fa9e1b265abf8be2deb192e063ffe9059ebb61913412e721fe107b8ed98.exe
"C:\Users\Admin\AppData\Local\Temp\a6d11fa9e1b265abf8be2deb192e063ffe9059ebb61913412e721fe107b8ed98.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2280
- 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:2300

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2656

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:2996
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\259410630.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

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

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

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

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
\??\c:\windows\SysWOW64\259410630.bat

Filesize
51KB

MD5
b1c98f01ee9137221fa771000463c696

SHA1
672868a545c76605a75d79815636e31e75060308

SHA256
60b2bd73a42d24913659cdc701947563ab92d6c91ee96d92a6d24cbbd35969de

SHA512
5298a763bbd1be08c3aac0a50cc173504d3489e8e9b96afd82da3f8f9beae7c7ad26628668a4717ff4993eec487d9988ed131922d8688f856167204551983466

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

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259410630.bat

Filesize
51KB

MD5
b1c98f01ee9137221fa771000463c696

SHA1
672868a545c76605a75d79815636e31e75060308

SHA256
60b2bd73a42d24913659cdc701947563ab92d6c91ee96d92a6d24cbbd35969de

SHA512
5298a763bbd1be08c3aac0a50cc173504d3489e8e9b96afd82da3f8f9beae7c7ad26628668a4717ff4993eec487d9988ed131922d8688f856167204551983466

Download Submit
\Windows\SysWOW64\259410630.bat

Filesize
51KB

MD5
b1c98f01ee9137221fa771000463c696

SHA1
672868a545c76605a75d79815636e31e75060308

SHA256
60b2bd73a42d24913659cdc701947563ab92d6c91ee96d92a6d24cbbd35969de

SHA512
5298a763bbd1be08c3aac0a50cc173504d3489e8e9b96afd82da3f8f9beae7c7ad26628668a4717ff4993eec487d9988ed131922d8688f856167204551983466

Download Submit
\Windows\SysWOW64\259410630.bat

Filesize
51KB

MD5
b1c98f01ee9137221fa771000463c696

SHA1
672868a545c76605a75d79815636e31e75060308

SHA256
60b2bd73a42d24913659cdc701947563ab92d6c91ee96d92a6d24cbbd35969de

SHA512
5298a763bbd1be08c3aac0a50cc173504d3489e8e9b96afd82da3f8f9beae7c7ad26628668a4717ff4993eec487d9988ed131922d8688f856167204551983466

Download Submit
\Windows\SysWOW64\svchcst.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads