gh0strat | 9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2

Analysis

max time kernel
151s
max time network
149s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
21/09/2023, 00:43

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General

Target

9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe
Size

1.0MB
MD5

2e7b56329ff02982ce0ed6cc645a22e7
SHA1

c04483bf2fe79280b7062198a0ab42e0cb3bccbc
SHA256

9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2
SHA512

e9f24c855a5140085f2863735f0d867be1167cea7573963480478c62220dc8ed8940ea915d47e9814f4de1e80a1e28161169a84dc1d7ab47f28aae98bae8d45e
SSDEEP

12288:R1ec/eFqGZyUgCraUIk2yFqR+lIaaiEOqN/L0FgEhBCpJJNn8/MPr4OsnM:be7qGEUgCPr24qR+aaHEx/wFvUPEOs

Score

10^/10

gh0strat persistence rat

Malware Config

Extracted

Family

gh0strat

47.97.163.157

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/1052-8-0x0000000010000000-0x000000001001D000-memory.dmp	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

Executes dropped EXE 3 IoCs

pid	Process
2932	·ÀºÚÆÁ2.exe
2532	ShowsWinse.exe
2640	·ÀºÚÆÁ2.exe

Loads dropped DLL 2 IoCs

pid	Process
1052	9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe
1052	9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\FHPP = "C:\\Users\\Admin\\AppData\\Local\\Temp\\·ÀºÚÆÁ2.exe"	·ÀºÚÆÁ2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\FHPP = "C:\\Windows\\·ÀºÚÆÁ2.exe"	·ÀºÚÆÁ2.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\·ÀºÚÆÁ2.exe	ShowsWinse.exe
File created	C:\Windows\ShowsWinse.exe	ShowsWinse.exe
File created	C:\Windows\ShowsWinse.exe	9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe
File opened for modification	C:\Windows\ShowsWinse.exe	9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2412	schtasks.exe
2628	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2932	·ÀºÚÆÁ2.exe
2932	·ÀºÚÆÁ2.exe
2640	·ÀºÚÆÁ2.exe
2640	·ÀºÚÆÁ2.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 2932	1052	9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe	28
PID 1052 wrote to memory of 2932	1052	9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe	28
PID 1052 wrote to memory of 2932	1052	9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe	28
PID 1052 wrote to memory of 2932	1052	9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe	28
PID 1052 wrote to memory of 2628	1052	9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe	29
PID 1052 wrote to memory of 2628	1052	9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe	29
PID 1052 wrote to memory of 2628	1052	9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe	29
PID 1052 wrote to memory of 2628	1052	9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe	29
PID 2824 wrote to memory of 2532	2824	taskeng.exe	32
PID 2824 wrote to memory of 2532	2824	taskeng.exe	32
PID 2824 wrote to memory of 2532	2824	taskeng.exe	32
PID 2824 wrote to memory of 2532	2824	taskeng.exe	32
PID 2532 wrote to memory of 2640	2532	ShowsWinse.exe	33
PID 2532 wrote to memory of 2640	2532	ShowsWinse.exe	33
PID 2532 wrote to memory of 2640	2532	ShowsWinse.exe	33
PID 2532 wrote to memory of 2640	2532	ShowsWinse.exe	33
PID 2532 wrote to memory of 2412	2532	ShowsWinse.exe	34
PID 2532 wrote to memory of 2412	2532	ShowsWinse.exe	34
PID 2532 wrote to memory of 2412	2532	ShowsWinse.exe	34
PID 2532 wrote to memory of 2412	2532	ShowsWinse.exe	34

C:\Users\Admin\AppData\Local\Temp\9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe
"C:\Users\Admin\AppData\Local\Temp\9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1052
- C:\Users\Admin\AppData\Local\Temp\·ÀºÚÆÁ2.exe
  C:\Users\Admin\AppData\Local\Temp\·ÀºÚÆÁ2.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2932
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /sc minute /tn "ShowsWin" /tr C:\Windows\ShowsWinse.exe /f
  2⤵
  - Creates scheduled task(s)
  PID:2628

C:\Windows\system32\taskeng.exe
taskeng.exe {A52D1656-AF76-4EF7-91F4-38B46FE5CF5A} S-1-5-21-3750544865-3773649541-1858556521-1000:XOCYHKRS\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Windows\ShowsWinse.exe
  C:\Windows\ShowsWinse.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\·ÀºÚÆÁ2.exe
    C:\Windows\·ÀºÚÆÁ2.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of SetWindowsHookEx
    PID:2640
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /sc minute /tn "ShowsWin" /tr C:\Windows\ShowsWinse.exe /f
    3⤵
    - Creates scheduled task(s)
    PID:2412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\·ÀºÚÆÁ2.exe

Filesize
780KB

MD5
52b8ff9e93b3ed7d23f1be5737fe9fd6

SHA1
9dc246cbba5e4e103cbab5642f9bc00375aa01e8

SHA256
9fac08b760dbd1ba11421fd0a1f3c4297527752dd31c38f2d16098420a5d8342

SHA512
2ebf43f646968a9d9a68a996f2f5522a14b8a04fe732bc3718744d929ee3e53eb367d3ea0521fa29b4b091243cd6ce17a66875cc09a91cd570ed48403b2c995f

Download Submit
C:\Users\Admin\AppData\Local\Temp\·ÀºÚÆÁ2.exe

Filesize
780KB

MD5
52b8ff9e93b3ed7d23f1be5737fe9fd6

SHA1
9dc246cbba5e4e103cbab5642f9bc00375aa01e8

SHA256
9fac08b760dbd1ba11421fd0a1f3c4297527752dd31c38f2d16098420a5d8342

SHA512
2ebf43f646968a9d9a68a996f2f5522a14b8a04fe732bc3718744d929ee3e53eb367d3ea0521fa29b4b091243cd6ce17a66875cc09a91cd570ed48403b2c995f

Download Submit
C:\Windows\ShowsWinse.exe

Filesize
1.0MB

MD5
2e7b56329ff02982ce0ed6cc645a22e7

SHA1
c04483bf2fe79280b7062198a0ab42e0cb3bccbc

SHA256
9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2

SHA512
e9f24c855a5140085f2863735f0d867be1167cea7573963480478c62220dc8ed8940ea915d47e9814f4de1e80a1e28161169a84dc1d7ab47f28aae98bae8d45e

Download Submit
C:\Windows\ShowsWinse.exe

Filesize
1.0MB

MD5
2e7b56329ff02982ce0ed6cc645a22e7

SHA1
c04483bf2fe79280b7062198a0ab42e0cb3bccbc

SHA256
9d62aa6094a6e093b4442cf900b115df53ee0970fc5867c416096483fc7232a2

SHA512
e9f24c855a5140085f2863735f0d867be1167cea7573963480478c62220dc8ed8940ea915d47e9814f4de1e80a1e28161169a84dc1d7ab47f28aae98bae8d45e

Download Submit
C:\Windows\·ÀºÚÆÁ2.exe

Filesize
780KB

MD5
52b8ff9e93b3ed7d23f1be5737fe9fd6

SHA1
9dc246cbba5e4e103cbab5642f9bc00375aa01e8

SHA256
9fac08b760dbd1ba11421fd0a1f3c4297527752dd31c38f2d16098420a5d8342

SHA512
2ebf43f646968a9d9a68a996f2f5522a14b8a04fe732bc3718744d929ee3e53eb367d3ea0521fa29b4b091243cd6ce17a66875cc09a91cd570ed48403b2c995f

Download Submit
\Users\Admin\AppData\Local\Temp\·ÀºÚÆÁ2.exe

Filesize
780KB

MD5
52b8ff9e93b3ed7d23f1be5737fe9fd6

SHA1
9dc246cbba5e4e103cbab5642f9bc00375aa01e8

SHA256
9fac08b760dbd1ba11421fd0a1f3c4297527752dd31c38f2d16098420a5d8342

SHA512
2ebf43f646968a9d9a68a996f2f5522a14b8a04fe732bc3718744d929ee3e53eb367d3ea0521fa29b4b091243cd6ce17a66875cc09a91cd570ed48403b2c995f

Download Submit
\Users\Admin\AppData\Local\Temp\·ÀºÚÆÁ2.exe

Filesize
780KB

MD5
52b8ff9e93b3ed7d23f1be5737fe9fd6

SHA1
9dc246cbba5e4e103cbab5642f9bc00375aa01e8

SHA256
9fac08b760dbd1ba11421fd0a1f3c4297527752dd31c38f2d16098420a5d8342

SHA512
2ebf43f646968a9d9a68a996f2f5522a14b8a04fe732bc3718744d929ee3e53eb367d3ea0521fa29b4b091243cd6ce17a66875cc09a91cd570ed48403b2c995f

Download Submit
memory/1052-8-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download