gh0strat | 7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941

Analysis

max time kernel
146s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 12:36

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General

Target

7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe
Size

80KB
MD5

1a332bb6d26a8dcdefa651ef4b66d3b1
SHA1

a9a03286cc95ef31911c3e38bfddb5880af30e48
SHA256

7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941
SHA512

10a394c176077e44dd1838b2abb3c1ce7315b62d23ec34ea845f34e8955e11dd17d6b17f7d4e9fa14adb1ccba8a994441649080719d6950b33fbc89859ea3822
SSDEEP

1536:kFz0LnC0atiq+9Cc73McaTBFb0bJ+oa/xrpnHTlyojsjxNe22JjIHME:kFz90hq+Yc7Hf4oa5r5sojsj+oME

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1192-134-0x0000000010000000-0x0000000010046000-memory.dmp	family_gh0strat
behavioral2/memory/1192-135-0x0000000010000000-0x0000000010046000-memory.dmp	family_gh0strat
behavioral2/memory/1192-136-0x0000000010000000-0x0000000010046000-memory.dmp	family_gh0strat
behavioral2/memory/1192-139-0x0000000010000000-0x0000000010046000-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:

7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\0DBB1869 = "C:\\Windows\\0DBB1869\\svchsot.exe"	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe

Drops file in System32 directory 1 IoCs

Processes:

7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Default 7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe
Runs net.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Default	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe

pid	process
1192	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe
1192	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe
1192	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe
1192	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe
1192	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe
1192	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe
1192	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe
1192	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe

pid process

1192 7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe

description pid process

Token: SeDebugPrivilege 1192 7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe

description	pid	process
Token: SeDebugPrivilege	1192	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exenet.exe

description	pid	process	target process
PID 1192 wrote to memory of 1572	1192	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe	net.exe
PID 1192 wrote to memory of 1572	1192	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe	net.exe
PID 1192 wrote to memory of 1572	1192	7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe	net.exe
PID 1572 wrote to memory of 2808	1572	net.exe	net1.exe
PID 1572 wrote to memory of 2808	1572	net.exe	net1.exe
PID 1572 wrote to memory of 2808	1572	net.exe	net1.exe

C:\Users\Admin\AppData\Local\Temp\7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe
"C:\Users\Admin\AppData\Local\Temp\7d00199ab6a68c594a586c5e0a0d6bb7d19c1a46c10fcd6ded1d8a75906b8941.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1192

C:\Windows\SysWOW64\net.exe
net start "Task Scheduler"
2⤵
- Suspicious use of WriteProcessMemory
PID:1572

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 start "Task Scheduler"
3⤵
PID:2808

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1192-132-0x0000000010000000-0x0000000010046000-memory.dmp

Filesize
280KB

Download
memory/1192-134-0x0000000010000000-0x0000000010046000-memory.dmp

Filesize
280KB

Download
memory/1192-135-0x0000000010000000-0x0000000010046000-memory.dmp

Filesize
280KB

Download
memory/1192-136-0x0000000010000000-0x0000000010046000-memory.dmp

Filesize
280KB

Download
memory/1192-139-0x0000000010000000-0x0000000010046000-memory.dmp

Filesize
280KB

Download
memory/1572-137-0x0000000000000000-mapping.dmp

Download
memory/2808-138-0x0000000000000000-mapping.dmp

Download