gh0strat | a0bb7e4808b6bfb6b07d24207536cf586f8a20919bce0690752a5eacc9bff494

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2023 02:33

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General

Target

4ce00127b185f89f2f48759233f442c2.exe
Size

833KB
MD5

4ce00127b185f89f2f48759233f442c2
SHA1

10b2a773f9754b2a5bf1376ead93fc9dcaf2210b
SHA256

a0bb7e4808b6bfb6b07d24207536cf586f8a20919bce0690752a5eacc9bff494
SHA512

cebdb1ef7e260066b5159fadf8cea5ccb8d17f4fd474ed675eeb7d86c1c237ab614ed93312e7c6cb5bcc207b7a097e07a6bc05bfe0e5ac7ed22e17ff0221c060
SSDEEP

12288:iM5jZKbBL3aKHx5r+TuxX+fWbwFBfdGmZEF:iM5j8Z3aKHx5r+TuxX+IwffFZEF

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral2/files/0x000b000000023166-4.dat	family_gh0strat
behavioral2/files/0x000b000000023166-5.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

Executes dropped EXE 1 IoCs

pid	Process
220	svchest432048043204801465662051.exe

Adds Run key to start application 2 TTPs 1 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\Kris = "c:\\Windows\\notepab.exe"	4ce00127b185f89f2f48759233f442c2.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	4ce00127b185f89f2f48759233f442c2.exe
File created	\??\c:\Windows\svchest432048043204801465662051.exe	4ce00127b185f89f2f48759233f442c2.exe
File opened for modification	\??\c:\Windows\svchest432048043204801465662051.exe	4ce00127b185f89f2f48759233f442c2.exe
File created	\??\c:\Windows\notepab.exe	4ce00127b185f89f2f48759233f442c2.exe
File opened for modification	\??\c:\Windows\BJ.exe	4ce00127b185f89f2f48759233f442c2.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 728 wrote to memory of 220	728	4ce00127b185f89f2f48759233f442c2.exe	19
PID 728 wrote to memory of 220	728	4ce00127b185f89f2f48759233f442c2.exe	19
PID 728 wrote to memory of 220	728	4ce00127b185f89f2f48759233f442c2.exe	19

C:\Users\Admin\AppData\Local\Temp\4ce00127b185f89f2f48759233f442c2.exe
"C:\Users\Admin\AppData\Local\Temp\4ce00127b185f89f2f48759233f442c2.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:728
- \??\c:\Windows\svchest432048043204801465662051.exe
  c:\Windows\svchest432048043204801465662051.exe
  2⤵
  - Executes dropped EXE
  PID:220

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\svchest432048043204801465662051.exe

Filesize
65KB

MD5
3f29da322e73129f5bfa8d3ec48c790b

SHA1
519045b61cf9a8ea876bdf0d5234f39610de1889

SHA256
f5b33a540edbba595a8f5479c82af9fb47d930d03fb7a6781d2c461b517818f8

SHA512
a239477ba67e0c931cf3e0d77d6d515d1570efdb2879eba1a6459a8884b3b663edf9ef8f761ffd37cee21404eb4ecff165b9863b7934870d21290c761b0a3746

Download Submit
C:\Windows\svchest432048043204801465662051.exe

Filesize
348KB

MD5
2205ada1a9286c407bf1234102b195a6

SHA1
404ad7a6ac932afc01430bc2d43f736178148116

SHA256
4e992a8eb45b90f122c7d35cd08632d34c0bf69de1c2797f8ea8a8c92fdf8328

SHA512
3bc78cbc9489031a0580602c928e2a10d56e3f900efdc26b30b3f3a70662aa7bd8ceb8da38e4a6fddd63342b9d5b04799d4fa4d13fe95736ba2cfe43c100adf9

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads