plugx | f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0

General

Target

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
Size

152KB
MD5

32d85825a7f627cdf8070a379b6b464f
SHA1

5cafbcdb8ff731cca458ecde9a73e8f0514f0647
SHA256

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0
SHA512

3a169cc376ea74d8715a9852a16d04bebfad4a48a79b32bc88bbc5780d97faa7676156d21ee156be40fca45d92e0d046dc3e32db376c2a73971ac2e303e9983c
SSDEEP

3072:vZMwqVSRFuYJOuN/9mlMH5KYCRDGNJeYh7hZ:hMwqVyXJOm8lqCRA

Score

10^/10

plugx persistence trojan

Malware Config

Signatures

Detects PlugX payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1900-57-0x0000000001D70000-0x0000000001D9E000-memory.dmp	family_plugx
behavioral1/memory/1508-62-0x00000000002B0000-0x00000000002DE000-memory.dmp	family_plugx
behavioral1/memory/1900-64-0x0000000001D70000-0x0000000001D9E000-memory.dmp	family_plugx
behavioral1/memory/1508-65-0x00000000002B0000-0x00000000002DE000-memory.dmp	family_plugx

PlugX
PlugX is a RAT (Remote Access Trojan) that has been around since 2008.
trojan plugx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AppServerDis = "C:\\Windows\\AppServerDis.exe"	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

Drops file in Windows directory 2 IoCs

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

description	ioc	process
File created	C:\Windows\AppServerDis.exe	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
File opened for modification	C:\Windows\AppServerDis.exe	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

Modifies registry class 2 IoCs

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\CLASSES\MJ	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\MJ\CLSID = 41003600310034003500420037003700370031003700430036003300340045000000	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exemsiexec.exe

pid	process
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1508	msiexec.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1508	msiexec.exe
1508	msiexec.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1508	msiexec.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
1508	msiexec.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exemsiexec.exe

description	pid	process
Token: SeDebugPrivilege	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
Token: SeTcbPrivilege	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
Token: SeDebugPrivilege	1508	msiexec.exe
Token: SeTcbPrivilege	1508	msiexec.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

pid process

1900 f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

description	pid	process	target process
PID 1900 wrote to memory of 1508	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 1900 wrote to memory of 1508	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 1900 wrote to memory of 1508	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 1900 wrote to memory of 1508	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 1900 wrote to memory of 1508	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 1900 wrote to memory of 1508	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 1900 wrote to memory of 1508	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 1900 wrote to memory of 1508	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 1900 wrote to memory of 1508	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 1900 wrote to memory of 1508	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 1900 wrote to memory of 1508	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 1900 wrote to memory of 1508	1900	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
"C:\Users\Admin\AppData\Local\Temp\f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1900

C:\Windows\SysWOW64\msiexec.exe
C:\Windows\SysWOW64\msiexec.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1508

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1508-58-0x00000000000B0000-0x00000000000CB000-memory.dmp

Filesize
108KB

Download
memory/1508-60-0x0000000000000000-mapping.dmp

Download
memory/1508-62-0x00000000002B0000-0x00000000002DE000-memory.dmp

Filesize
184KB

Download
memory/1508-65-0x00000000002B0000-0x00000000002DE000-memory.dmp

Filesize
184KB

Download
memory/1900-55-0x0000000075A81000-0x0000000075A83000-memory.dmp

Filesize
8KB

Download
memory/1900-56-0x0000000000430000-0x0000000000530000-memory.dmp

Filesize
1024KB

Download
memory/1900-57-0x0000000001D70000-0x0000000001D9E000-memory.dmp

Filesize
184KB

Download
memory/1900-63-0x0000000000430000-0x0000000000530000-memory.dmp

Filesize
1024KB

Download
memory/1900-64-0x0000000001D70000-0x0000000001D9E000-memory.dmp

Filesize
184KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads