plugx | 02cb95700440b100604ece78649b2ef41b2b7ea8ff68afbb02a01148a3f7c106

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
29-06-2024 20:05

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

PlugX_3C74A85C2CF883BD9D4B9F8B9746030F_DW20.dll
Size

228KB
MD5

3c74a85c2cf883bd9d4b9f8b9746030f
SHA1

40541a03e910b21df681bec69cfe59678ebba86c
SHA256

66bca3f92841b7bffae4d27c3ddb5adbf8084ad40ee0edda1edc1d25f5e1b967
SHA512

15ab0c68e1dc8f5dc87231942f008228fe658ce221efe0ba90dfbfedea7e9cf401cac37098674a1d7cd489c97d061b847f09b86c24453575e2d46d4d9326e29c
SSDEEP

3072:Y3Bb2V38tdLIKbEN2HSKjZNPH4cGHk51Kk+u5arueqFl8sLbxDZxWRko5V:YRbvkKgN8/RH4hHk5gUUYFl8UmT

Score

10^/10

plugx trojan

Malware Config

Signatures

Detects PlugX payload 18 IoCs

resource	yara_rule
behavioral9/memory/3048-20-0x00000000002A0000-0x00000000002D0000-memory.dmp	family_plugx
behavioral9/memory/2668-39-0x0000000000280000-0x00000000002B0000-memory.dmp	family_plugx
behavioral9/memory/2668-46-0x0000000000280000-0x00000000002B0000-memory.dmp	family_plugx
behavioral9/memory/2588-49-0x00000000001F0000-0x0000000000220000-memory.dmp	family_plugx
behavioral9/memory/2588-45-0x00000000001F0000-0x0000000000220000-memory.dmp	family_plugx
behavioral9/memory/3048-50-0x00000000002A0000-0x00000000002D0000-memory.dmp	family_plugx
behavioral9/memory/2588-51-0x00000000001F0000-0x0000000000220000-memory.dmp	family_plugx
behavioral9/memory/2588-62-0x00000000001F0000-0x0000000000220000-memory.dmp	family_plugx
behavioral9/memory/2588-66-0x00000000001F0000-0x0000000000220000-memory.dmp	family_plugx
behavioral9/memory/2588-64-0x00000000001F0000-0x0000000000220000-memory.dmp	family_plugx
behavioral9/memory/2588-63-0x00000000001F0000-0x0000000000220000-memory.dmp	family_plugx
behavioral9/memory/2588-70-0x00000000001F0000-0x0000000000220000-memory.dmp	family_plugx
behavioral9/memory/2588-71-0x00000000001F0000-0x0000000000220000-memory.dmp	family_plugx
behavioral9/memory/2608-77-0x0000000000290000-0x00000000002C0000-memory.dmp	family_plugx
behavioral9/memory/2608-79-0x0000000000290000-0x00000000002C0000-memory.dmp	family_plugx
behavioral9/memory/2608-80-0x0000000000290000-0x00000000002C0000-memory.dmp	family_plugx
behavioral9/memory/2588-81-0x00000000001F0000-0x0000000000220000-memory.dmp	family_plugx
behavioral9/memory/2588-87-0x00000000001F0000-0x0000000000220000-memory.dmp	family_plugx

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

Executes dropped EXE 3 IoCs

pid	Process
2912	2378.tmp
3048	Gadget.exe
2668	Gadget.exe

Loads dropped DLL 5 IoCs

pid	Process
2860	rundll32.exe
2860	rundll32.exe
2912	2378.tmp
3048	Gadget.exe
2668	Gadget.exe

Modifies data under HKEY_USERS 26 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-eb-bb-fb-d4-62\WpadDecisionTime = d0bfe4d95fcada01	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-eb-bb-fb-d4-62\WpadDecisionTime = 50c114ec5fcada01	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}\WpadDecision = "0"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-eb-bb-fb-d4-62	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}\c6-eb-bb-fb-d4-62	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-eb-bb-fb-d4-62\WpadDecisionTime = f05cb2c75fcada01	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}\WpadDecisionTime = d0bfe4d95fcada01	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}\WpadDecisionTime = d03e6b1060cada01	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-eb-bb-fb-d4-62\WpadDecision = "0"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}\WpadDecisionTime = b015c4d35fcada01	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}\WpadDecisionTime = f05cb2c75fcada01	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-eb-bb-fb-d4-62\WpadDecisionTime = b01704ec5fcada01	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}\WpadDecisionTime = 100040fe5fcada01	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-eb-bb-fb-d4-62\WpadDecisionTime = 100040fe5fcada01	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}\WpadDecisionReason = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-eb-bb-fb-d4-62\WpadDecisionReason = "1"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-eb-bb-fb-d4-62\WpadDecisionTime = b015c4d35fcada01	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}\WpadDecisionTime = b019440460cada01	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-eb-bb-fb-d4-62\WpadDetectedUrl	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}\WpadDecisionTime = 50c114ec5fcada01	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}\WpadNetworkName = "Network 3"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-eb-bb-fb-d4-62\WpadDecisionTime = b019440460cada01	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D7D8D20-E39C-4D05-9145-C10A5F075FE8}\WpadDecisionTime = b01704ec5fcada01	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-eb-bb-fb-d4-62\WpadDecisionTime = d03e6b1060cada01	svchost.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\CLASSES\FAST	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\FAST\CLSID = 36004200330041003800340044003400440039004500330033004200440039000000	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2588	svchost.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2588	svchost.exe
2588	svchost.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2588	svchost.exe
2588	svchost.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2588	svchost.exe
2588	svchost.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2588	svchost.exe
2588	svchost.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe
2608	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2588	svchost.exe
2608	msiexec.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	3048	Gadget.exe
Token: SeTcbPrivilege	3048	Gadget.exe
Token: SeDebugPrivilege	2668	Gadget.exe
Token: SeTcbPrivilege	2668	Gadget.exe
Token: SeDebugPrivilege	2588	svchost.exe
Token: SeTcbPrivilege	2588	svchost.exe
Token: SeDebugPrivilege	2608	msiexec.exe
Token: SeTcbPrivilege	2608	msiexec.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2860	2076	rundll32.exe	28
PID 2076 wrote to memory of 2860	2076	rundll32.exe	28
PID 2076 wrote to memory of 2860	2076	rundll32.exe	28
PID 2076 wrote to memory of 2860	2076	rundll32.exe	28
PID 2076 wrote to memory of 2860	2076	rundll32.exe	28
PID 2076 wrote to memory of 2860	2076	rundll32.exe	28
PID 2076 wrote to memory of 2860	2076	rundll32.exe	28
PID 2860 wrote to memory of 2912	2860	rundll32.exe	29
PID 2860 wrote to memory of 2912	2860	rundll32.exe	29
PID 2860 wrote to memory of 2912	2860	rundll32.exe	29
PID 2860 wrote to memory of 2912	2860	rundll32.exe	29
PID 2912 wrote to memory of 3048	2912	2378.tmp	30
PID 2912 wrote to memory of 3048	2912	2378.tmp	30
PID 2912 wrote to memory of 3048	2912	2378.tmp	30
PID 2912 wrote to memory of 3048	2912	2378.tmp	30
PID 2668 wrote to memory of 2588	2668	Gadget.exe	32
PID 2668 wrote to memory of 2588	2668	Gadget.exe	32
PID 2668 wrote to memory of 2588	2668	Gadget.exe	32
PID 2668 wrote to memory of 2588	2668	Gadget.exe	32
PID 2668 wrote to memory of 2588	2668	Gadget.exe	32
PID 2668 wrote to memory of 2588	2668	Gadget.exe	32
PID 2668 wrote to memory of 2588	2668	Gadget.exe	32
PID 2668 wrote to memory of 2588	2668	Gadget.exe	32
PID 2668 wrote to memory of 2588	2668	Gadget.exe	32
PID 2588 wrote to memory of 2608	2588	svchost.exe	34
PID 2588 wrote to memory of 2608	2588	svchost.exe	34
PID 2588 wrote to memory of 2608	2588	svchost.exe	34
PID 2588 wrote to memory of 2608	2588	svchost.exe	34
PID 2588 wrote to memory of 2608	2588	svchost.exe	34
PID 2588 wrote to memory of 2608	2588	svchost.exe	34
PID 2588 wrote to memory of 2608	2588	svchost.exe	34
PID 2588 wrote to memory of 2608	2588	svchost.exe	34
PID 2588 wrote to memory of 2608	2588	svchost.exe	34
PID 2588 wrote to memory of 2608	2588	svchost.exe	34
PID 2588 wrote to memory of 2608	2588	svchost.exe	34
PID 2588 wrote to memory of 2608	2588	svchost.exe	34

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\PlugX_3C74A85C2CF883BD9D4B9F8B9746030F_DW20.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\PlugX_3C74A85C2CF883BD9D4B9F8B9746030F_DW20.dll,#1
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2860
- - C:\Users\Admin\AppData\Local\Temp\2378.tmp
    C:\Users\Admin\AppData\Local\Temp\2378.tmp
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:2912
  - - C:\Users\Admin\AppData\Local\Temp\Gadget.exe
      C:\Users\Admin\AppData\Local\Temp\\Gadget.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of AdjustPrivilegeToken
      PID:3048

C:\ProgramData\WS\Gadget.exe
C:\ProgramData\WS\Gadget.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe 201 0
  2⤵
  - Modifies data under HKEY_USERS
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2588
- - C:\Windows\SysWOW64\msiexec.exe
    C:\Windows\system32\msiexec.exe 209 2588
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:2608

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\SideBar.dll

Filesize
41KB

MD5
901fa02ffd43de5b2d7c8c6b8c2f6a43

SHA1
8bb71adf1c418061510c40240852c3cd61fb214c

SHA256
3144079c68ba00cebfd05239a2f5bd406096ec02e13e8571ca24313df7a5b679

SHA512
6500b1a0e1a5995226bfcdaf1a33867bd9ccd5b84552db73f46dc1ee44461dbb29de6d16e8bf0da0c56d15ea60a4f44f105d005de139924ecb46d274cce90bab

Download Submit
C:\Users\Admin\AppData\Local\Temp\SideBar.dll.doc

Filesize
121KB

MD5
97c11e7d6b1926cd4be13804b36239ac

SHA1
b388b86a782ae14fee2a31bc7626a816c3eabc5a

SHA256
a13161d957ef1bf6362cbc488a82ffca8f6f52f48143f1110616b9c540e5997a

SHA512
8ee3c39651b8d5790750436d04178e0d124c6573f1f773265349683635047a8f1adc34195f1a58001e96c57da3d3504a86026d3165a832117f10e9ebb233a121

Download Submit
\Users\Admin\AppData\Local\Temp\2378.tmp

Filesize
225KB

MD5
c116cd083284cc599c024c3479ca9b70

SHA1
bf831962162a0446454e3e32d764cc0e5daafde0

SHA256
90a5c1c5dc2278063478fbc8f2ac072ccf0489d7b3f81a6ed35b7d712b4b7b84

SHA512
d89ac7d971e46ee67f6857a71d3712205d28170320386a83d9cdbda97d270626cf2a0e91e0b866d368c65eb3e47766c20c07a2baeb51feb3fe7b8d98d848e560

Download Submit
\Users\Admin\AppData\Local\Temp\Gadget.exe

Filesize
25KB

MD5
6b97b3cd2fcfb4b74985143230441463

SHA1
8985c2394ed9a58c36f907962b0724fe66c204a6

SHA256
5c859ca16583d660449fb044677c128a9cdedd603d9598d4670235c52e359bf9

SHA512
736631b2ca37426c3915f496d5c3abdac23ffa91bd90fd8b215be2ad8735403ff9d58d1effe6791fa34a72141a5218f19808c0c4ece4100a525adbdeea4c1715

Download Submit
memory/2588-70-0x00000000001F0000-0x0000000000220000-memory.dmp

Filesize
192KB

Download
memory/2588-63-0x00000000001F0000-0x0000000000220000-memory.dmp

Filesize
192KB

Download
memory/2588-87-0x00000000001F0000-0x0000000000220000-memory.dmp

Filesize
192KB

Download
memory/2588-81-0x00000000001F0000-0x0000000000220000-memory.dmp

Filesize
192KB

Download
memory/2588-71-0x00000000001F0000-0x0000000000220000-memory.dmp

Filesize
192KB

Download
memory/2588-40-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/2588-43-0x00000000000E0000-0x00000000000E2000-memory.dmp

Filesize
8KB

Download
memory/2588-42-0x0000000000130000-0x000000000014D000-memory.dmp

Filesize
116KB

Download
memory/2588-44-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/2588-64-0x00000000001F0000-0x0000000000220000-memory.dmp

Filesize
192KB

Download
memory/2588-66-0x00000000001F0000-0x0000000000220000-memory.dmp

Filesize
192KB

Download
memory/2588-49-0x00000000001F0000-0x0000000000220000-memory.dmp

Filesize
192KB

Download
memory/2588-45-0x00000000001F0000-0x0000000000220000-memory.dmp

Filesize
192KB

Download
memory/2588-62-0x00000000001F0000-0x0000000000220000-memory.dmp

Filesize
192KB

Download
memory/2588-61-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2588-51-0x00000000001F0000-0x0000000000220000-memory.dmp

Filesize
192KB

Download
memory/2608-77-0x0000000000290000-0x00000000002C0000-memory.dmp

Filesize
192KB

Download
memory/2608-79-0x0000000000290000-0x00000000002C0000-memory.dmp

Filesize
192KB

Download
memory/2608-80-0x0000000000290000-0x00000000002C0000-memory.dmp

Filesize
192KB

Download
memory/2608-78-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/2668-46-0x0000000000280000-0x00000000002B0000-memory.dmp

Filesize
192KB

Download
memory/2668-39-0x0000000000280000-0x00000000002B0000-memory.dmp

Filesize
192KB

Download
memory/2668-37-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2912-48-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/3048-50-0x00000000002A0000-0x00000000002D0000-memory.dmp

Filesize
192KB

Download
memory/3048-19-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3048-17-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/3048-20-0x00000000002A0000-0x00000000002D0000-memory.dmp

Filesize
192KB

Download