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 14 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4200-3-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/4200-5-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/4200-16-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/4200-17-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/4200-18-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/4200-20-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/4200-21-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/4312-24-0x0000000000B70000-0x0000000000B9E000-memory.dmp	family_plugx
behavioral2/memory/4312-26-0x0000000000B70000-0x0000000000B9E000-memory.dmp	family_plugx
behavioral2/memory/4312-27-0x0000000000B70000-0x0000000000B9E000-memory.dmp	family_plugx
behavioral2/memory/4200-29-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/4312-32-0x0000000000B70000-0x0000000000B9E000-memory.dmp	family_plugx
behavioral2/memory/4200-33-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/4200-37-0x0000000002370000-0x000000000239E000-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 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

description	ioc	process
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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\MJ\CLSID = 41004400330042004600430037003300330044004400410042004100310045000000	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
Key created	\REGISTRY\MACHINE\Software\CLASSES\MJ	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exemsiexec.exe

pid	process
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4312	msiexec.exe
4312	msiexec.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe
4312	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exemsiexec.exe

pid process

4200 f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
4312 msiexec.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exemsiexec.exe

description	pid	process
Token: SeDebugPrivilege	4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
Token: SeTcbPrivilege	4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe
Token: SeDebugPrivilege	4312	msiexec.exe
Token: SeTcbPrivilege	4312	msiexec.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

pid process

4200 f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe

description	pid	process	target process
PID 4200 wrote to memory of 4312	4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 4200 wrote to memory of 4312	4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 4200 wrote to memory of 4312	4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 4200 wrote to memory of 4312	4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 4200 wrote to memory of 4312	4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 4200 wrote to memory of 4312	4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 4200 wrote to memory of 4312	4200	f75ddb8104bd84b15c1bc9fae54d6a0da809ad001fc9e5c76ab2e733ccb684d0.exe	msiexec.exe
PID 4200 wrote to memory of 4312	4200	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 behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4200
- C:\Windows\SysWOW64\msiexec.exe
  C:\Windows\SysWOW64\msiexec.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:4312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4200-21-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/4200-37-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/4200-2-0x0000000002270000-0x0000000002370000-memory.dmp

Filesize
1024KB

Download
memory/4200-15-0x0000000000BC0000-0x0000000000BC1000-memory.dmp

Filesize
4KB

Download
memory/4200-16-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/4200-17-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/4200-18-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/4200-20-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/4200-5-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/4200-3-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/4200-33-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/4200-29-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/4200-28-0x0000000002270000-0x0000000002370000-memory.dmp

Filesize
1024KB

Download
memory/4312-27-0x0000000000B70000-0x0000000000B9E000-memory.dmp

Filesize
184KB

Download
memory/4312-26-0x0000000000B70000-0x0000000000B9E000-memory.dmp

Filesize
184KB

Download
memory/4312-24-0x0000000000B70000-0x0000000000B9E000-memory.dmp

Filesize
184KB

Download
memory/4312-32-0x0000000000B70000-0x0000000000B9E000-memory.dmp

Filesize
184KB

Download
memory/4312-25-0x0000000000330000-0x0000000000331000-memory.dmp

Filesize
4KB

Download
memory/4312-22-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads