gh0strat | 3b9a2493a8c1ab1d035392cd58d5b1a46350283cb0e7607b6682e6891212344b

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
04/05/2024, 22:24

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General

Target

3b9a2493a8c1ab1d035392cd58d5b1a46350283cb0e7607b6682e6891212344b.exe
Size

220KB
MD5

92fa12fb096542d9240623d6e53626a6
SHA1

8c47c486776222ca90128218767f225b1a2b4bec
SHA256

3b9a2493a8c1ab1d035392cd58d5b1a46350283cb0e7607b6682e6891212344b
SHA512

58565210a904e7674a88e71eb58a7aeeba7813d2e1193764c9471651887107fbcaa35a8755e95120272a6e950fdd7ac24651c4d2b6c5e4a3643c6737f5c6eacc
SSDEEP

3072:c+HDVTtkdiAojheSc5ch491vxqHMkumn0lBE4vvaPc5nm7gynXVpXnRzv8Ri7:jHR8iAoNbc5+4z4z45nGgyXVb

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/1952-2-0x0000000010000000-0x0000000010121000-memory.dmp	family_gh0strat
behavioral1/memory/1952-4-0x0000000010000000-0x0000000010121000-memory.dmp	family_gh0strat
behavioral1/memory/1952-7-0x0000000010000000-0x0000000010121000-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

Detects executables embedding registry key / value combination manipulating RDP / Terminal Services 2 IoCs

resource	yara_rule
behavioral1/memory/1952-4-0x0000000010000000-0x0000000010121000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_RegKeyComb_RDP
behavioral1/memory/1952-7-0x0000000010000000-0x0000000010121000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_RegKeyComb_RDP

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\XXXXXX579E5A5B VVVVVVrr2unw== = "C:\\Windows\\XXXXXX579E5A5B VVVVVVrr2unw==\\svchsot.exe"	3b9a2493a8c1ab1d035392cd58d5b1a46350283cb0e7607b6682e6891212344b.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\XXXXXX579E5A5B VVVVVVrr2unw==\svchsot.exe	3b9a2493a8c1ab1d035392cd58d5b1a46350283cb0e7607b6682e6891212344b.exe
File opened for modification	C:\Windows\XXXXXX579E5A5B VVVVVVrr2unw==\svchsot.exe	3b9a2493a8c1ab1d035392cd58d5b1a46350283cb0e7607b6682e6891212344b.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1952	3b9a2493a8c1ab1d035392cd58d5b1a46350283cb0e7607b6682e6891212344b.exe
1952	3b9a2493a8c1ab1d035392cd58d5b1a46350283cb0e7607b6682e6891212344b.exe
1952	3b9a2493a8c1ab1d035392cd58d5b1a46350283cb0e7607b6682e6891212344b.exe

C:\Users\Admin\AppData\Local\Temp\3b9a2493a8c1ab1d035392cd58d5b1a46350283cb0e7607b6682e6891212344b.exe
"C:\Users\Admin\AppData\Local\Temp\3b9a2493a8c1ab1d035392cd58d5b1a46350283cb0e7607b6682e6891212344b.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
PID:1952

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

memory/1952-0-0x0000000010000000-0x0000000010121000-memory.dmp

Filesize
1.1MB

Download
memory/1952-3-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1952-2-0x0000000010000000-0x0000000010121000-memory.dmp

Filesize
1.1MB

Download
memory/1952-4-0x0000000010000000-0x0000000010121000-memory.dmp

Filesize
1.1MB

Download
memory/1952-7-0x0000000010000000-0x0000000010121000-memory.dmp

Filesize
1.1MB

Download
memory/1952-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download