gh0strat | 66fd0db31f99ed1ca05b961ab1a86ec56d3d54e3cef269ed906be1c32d302f02

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 15:21

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General

Target

0383d9b89c79c31c78dc3fc01b6bd4fb.exe
Size

668KB
MD5

0383d9b89c79c31c78dc3fc01b6bd4fb
SHA1

dd2c003bef0b2b9800404178a5582af4cf86d5ad
SHA256

66fd0db31f99ed1ca05b961ab1a86ec56d3d54e3cef269ed906be1c32d302f02
SHA512

0ccac8a7a18a6cb9afefe44234462b34c967b4c467dc3513595554dcdb724016f7eecb8622799246ca26fe9b8cb100af12275c066b2eb91302ad88f955a39b86
SSDEEP

12288:3/eC0vZVQQxfnr+TK7r79/JenWAG36ATphjM5Bv9:3/XwVQQxfnr+TK7r79/Je3GqArjM5Bv9

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral2/files/0x00070000000231fe-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
4976	svchest425112042511200.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"	0383d9b89c79c31c78dc3fc01b6bd4fb.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	\??\c:\Windows\BJ.exe	0383d9b89c79c31c78dc3fc01b6bd4fb.exe
File created	\??\c:\Windows\svchest425112042511200.exe	0383d9b89c79c31c78dc3fc01b6bd4fb.exe
File opened for modification	\??\c:\Windows\svchest425112042511200.exe	0383d9b89c79c31c78dc3fc01b6bd4fb.exe
File created	\??\c:\Windows\notepab.exe	0383d9b89c79c31c78dc3fc01b6bd4fb.exe
File created	\??\c:\Windows\BJ.exe	0383d9b89c79c31c78dc3fc01b6bd4fb.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4456 wrote to memory of 4976	4456	0383d9b89c79c31c78dc3fc01b6bd4fb.exe	88
PID 4456 wrote to memory of 4976	4456	0383d9b89c79c31c78dc3fc01b6bd4fb.exe	88
PID 4456 wrote to memory of 4976	4456	0383d9b89c79c31c78dc3fc01b6bd4fb.exe	88

C:\Users\Admin\AppData\Local\Temp\0383d9b89c79c31c78dc3fc01b6bd4fb.exe
"C:\Users\Admin\AppData\Local\Temp\0383d9b89c79c31c78dc3fc01b6bd4fb.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4456
- \??\c:\Windows\svchest425112042511200.exe
  c:\Windows\svchest425112042511200.exe
  2⤵
  - Executes dropped EXE
  PID:4976

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\svchest425112042511200.exe

Filesize
668KB

MD5
0383d9b89c79c31c78dc3fc01b6bd4fb

SHA1
dd2c003bef0b2b9800404178a5582af4cf86d5ad

SHA256
66fd0db31f99ed1ca05b961ab1a86ec56d3d54e3cef269ed906be1c32d302f02

SHA512
0ccac8a7a18a6cb9afefe44234462b34c967b4c467dc3513595554dcdb724016f7eecb8622799246ca26fe9b8cb100af12275c066b2eb91302ad88f955a39b86

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads