gh0strat | 5425973692b675f1ffdb5638ab2e0a3ce0a08dadf43086f5accc469303c39cfe

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29/12/2023, 19:14

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General

Target

016a3028231ea50250e5518bb9809547.exe
Size

506KB
MD5

016a3028231ea50250e5518bb9809547
SHA1

d6f938aaac8973a1a5f9aa9f3c83962905102d5d
SHA256

5425973692b675f1ffdb5638ab2e0a3ce0a08dadf43086f5accc469303c39cfe
SHA512

82782c0d2f8f41aed9678d19029f1f28376d08f79345d9bbc2436c02ac547f3c1af81ac23fe47f364dc74cec81078ea55b40bd6abe3dab0520a6410f359d5c6d
SSDEEP

12288:+08PKZVQQxfnr+TK7r79/J0NWNf37JcAayM5ahpnq5:p8AVQQxfnr+TK7r79/J0ofrJEyM5ahxY

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000a00000001225c-4.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
2756	(null)0.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:\\Users\\Admin\\AppData\\Local\\Temp\\016a3028231ea50250e5518bb9809547.exe"	016a3028231ea50250e5518bb9809547.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	\??\c:\Windows\(null)0.exe	016a3028231ea50250e5518bb9809547.exe
File created	\??\c:\Windows\BJ.exe	016a3028231ea50250e5518bb9809547.exe
File opened for modification	\??\c:\Windows\BJ.exe	016a3028231ea50250e5518bb9809547.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1216 wrote to memory of 2756	1216	016a3028231ea50250e5518bb9809547.exe	28
PID 1216 wrote to memory of 2756	1216	016a3028231ea50250e5518bb9809547.exe	28
PID 1216 wrote to memory of 2756	1216	016a3028231ea50250e5518bb9809547.exe	28
PID 1216 wrote to memory of 2756	1216	016a3028231ea50250e5518bb9809547.exe	28

C:\Users\Admin\AppData\Local\Temp\016a3028231ea50250e5518bb9809547.exe
"C:\Users\Admin\AppData\Local\Temp\016a3028231ea50250e5518bb9809547.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1216
- \??\c:\Windows\(null)0.exe
  c:\Windows\(null)0.exe
  2⤵
  - Executes dropped EXE
  PID:2756

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

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Downloads

C:\Windows\(null)0.exe

Filesize
506KB

MD5
016a3028231ea50250e5518bb9809547

SHA1
d6f938aaac8973a1a5f9aa9f3c83962905102d5d

SHA256
5425973692b675f1ffdb5638ab2e0a3ce0a08dadf43086f5accc469303c39cfe

SHA512
82782c0d2f8f41aed9678d19029f1f28376d08f79345d9bbc2436c02ac547f3c1af81ac23fe47f364dc74cec81078ea55b40bd6abe3dab0520a6410f359d5c6d

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads