gh0strat | ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206

Analysis

max time kernel
157s
max time network
178s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 06:50

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General

Target

ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe
Size

155KB
MD5

1ddf24afb515caf1faf2eebda651ffac
SHA1

e597c41603d653fe44bf608467870ae43be822db
SHA256

ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206
SHA512

7b4f524a4f14be1a1c5526aab319ee914695a30398e5e061504dd4d76995c1a5c6f59338667188ab77eccbbe325290715d1acdcd34464129162e367cf61e9b7c
SSDEEP

3072:ZCPZ9uL11yu46qfPr6WjhKGdzALTZCl+VFbe1N9JJuusBBlMPmuf6znw9rzy0Sw7:sPZ9up1v46q3RhKGdzAQm4N9JJzqyyLi

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3444-134-0x0000000010000000-0x0000000010050000-memory.dmp	family_gh0strat
behavioral2/memory/3444-135-0x0000000010000000-0x0000000010050000-memory.dmp	family_gh0strat
behavioral2/memory/3444-138-0x0000000010000000-0x0000000010050000-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 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\4FAEC2CA = "C:\\Windows\\4FAEC2CA\\svchsot.exe"	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe

Drops file in System32 directory 1 IoCs

Processes:

ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Default ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Default	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe

Drops file in Windows directory 2 IoCs

Processes:

ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe

description	ioc	process
File created	C:\Windows\4FAEC2CA\svchsot.exe	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe
File opened for modification	C:\Windows\4FAEC2CA\svchsot.exe	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe

pid	process
3444	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe
3444	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe
3444	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe
3444	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe
3444	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe
3444	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe

description	pid	process
Token: SeDebugPrivilege	3444	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe
Token: SeDebugPrivilege	3444	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exenet.exe

description	pid	process	target process
PID 3444 wrote to memory of 4200	3444	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe	net.exe
PID 3444 wrote to memory of 4200	3444	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe	net.exe
PID 3444 wrote to memory of 4200	3444	ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe	net.exe
PID 4200 wrote to memory of 3076	4200	net.exe	net1.exe
PID 4200 wrote to memory of 3076	4200	net.exe	net1.exe
PID 4200 wrote to memory of 3076	4200	net.exe	net1.exe

C:\Users\Admin\AppData\Local\Temp\ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe
"C:\Users\Admin\AppData\Local\Temp\ecdbebfad72c6ceca3cee5bc4843f7df6bddb86f3d67dd5f16cc5b9cee8b0206.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3444

C:\Windows\SysWOW64\net.exe
net start "Task Scheduler"
2⤵
- Suspicious use of WriteProcessMemory
PID:4200

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 start "Task Scheduler"
3⤵
PID:3076

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/3076-137-0x0000000000000000-mapping.dmp

Download
memory/3444-132-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download
memory/3444-134-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download
memory/3444-135-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download
memory/3444-138-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download
memory/4200-136-0x0000000000000000-mapping.dmp

Download