gh0strat | 4fffd892d3c7c17015faaffff8820fc9707cd31845e23482e53496cf4684fa69

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
24/07/2024, 05:35

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General

Target

server.exe
Size

165KB
MD5

20d4536054555f783634421e75239e2c
SHA1

beb8a235786b41aa9221bd9ad0edbd71d4b2bc8e
SHA256

78415345cc9291dd4311c41f8337a9850709d1cd1352fcd4aaf8df22d818357d
SHA512

b0d2928a9e7cd698b128ed919e4f3929aa2e546f4ef5b591e992bd8300d7ec2bb0cd702d7909b4a77aa760430cb86bb571616a79cfb6df559376318d62bc0550
SSDEEP

3072:wOQmVmT9/MmOiruR85yEVhJRmkDS8P/X6yAi+B1CwGla+ZIhnofT1b5ZD0:wIIMmOiSs1Q38HqyAG/52dofTVj

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral4/memory/2440-7-0x0000000010000000-0x0000000010122000-memory.dmp	family_gh0strat
behavioral4/memory/2440-8-0x0000000010000000-0x0000000010122000-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

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\XXXXXX2BFA9407 = "C:\\Windows\\XXXXXX2BFA9407.exe"	server.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\XXXXXX2BFA9407.exe	server.exe
File opened for modification	C:\Windows\XXXXXX2BFA9407.exe	server.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2440	server.exe
2440	server.exe

C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2440

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2440-0-0x0000000000400000-0x000000000042C400-memory.dmp

Filesize
177KB

Download
memory/2440-1-0x0000000010000000-0x0000000010122000-memory.dmp

Filesize
1.1MB

Download
memory/2440-7-0x0000000010000000-0x0000000010122000-memory.dmp

Filesize
1.1MB

Download
memory/2440-6-0x0000000010000000-0x0000000010122000-memory.dmp

Filesize
1.1MB

Download
memory/2440-8-0x0000000010000000-0x0000000010122000-memory.dmp

Filesize
1.1MB

Download
memory/2440-12-0x0000000000400000-0x000000000042C400-memory.dmp

Filesize
177KB

Download