plugx | bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2

Analysis

max time kernel
174s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2022 16:04

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General

Target

bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe
Size

252KB
MD5

d3ae29e3719d5fd68d31bf3c4d9eac30
SHA1

8739e0f1800b0a89c48e400bd36a705c39bf1c4d
SHA256

bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2
SHA512

db2cb32a5dd1fbb061e1755a48b1b9b1c35ba01a2405e5f26f5afb4f0ead8ccee3f001e6d8178e134ac65eb7b5b2eed064c978ef0fd72188805eefa8245130bf
SSDEEP

6144:Qkp72oN2xBsSc6HHLHEKrNhKb1prrTYJR/zMCZf:QkX+sgHLEKphKb1pnYb

Score

10^/10

plugx persistence trojan

Malware Config

Signatures

Detects PlugX payload 5 IoCs

resource	yara_rule
behavioral2/memory/3024-135-0x0000000003750000-0x000000000377E000-memory.dmp	family_plugx
behavioral2/memory/2296-136-0x0000000001000000-0x000000000102E000-memory.dmp	family_plugx
behavioral2/memory/3612-138-0x0000000002B50000-0x0000000002B7E000-memory.dmp	family_plugx
behavioral2/memory/2296-139-0x0000000001000000-0x000000000102E000-memory.dmp	family_plugx
behavioral2/memory/3612-140-0x0000000002B50000-0x0000000002B7E000-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

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdoberDis = "C:\\Windows\\AdobeDis.exe"	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\CLASSES\MJ	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\MJ\CLSID = 32003500300043003100390039004200360039003000320045003500350037000000	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2296	svchost.exe
2296	svchost.exe
2296	svchost.exe
2296	svchost.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
2296	svchost.exe
2296	svchost.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
2296	svchost.exe
2296	svchost.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
2296	svchost.exe
2296	svchost.exe
3612	msiexec.exe
3612	msiexec.exe
2296	svchost.exe
2296	svchost.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
2296	svchost.exe
2296	svchost.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe
3612	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2296	svchost.exe
3612	msiexec.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3024	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3024	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe
Token: SeTcbPrivilege	3024	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe
Token: SeDebugPrivilege	2296	svchost.exe
Token: SeTcbPrivilege	2296	svchost.exe
Token: SeDebugPrivilege	3612	msiexec.exe
Token: SeTcbPrivilege	3612	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 2296	3024	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe	85
PID 3024 wrote to memory of 2296	3024	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe	85
PID 3024 wrote to memory of 2296	3024	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe	85
PID 3024 wrote to memory of 2296	3024	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe	85
PID 3024 wrote to memory of 2296	3024	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe	85
PID 3024 wrote to memory of 2296	3024	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe	85
PID 3024 wrote to memory of 2296	3024	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe	85
PID 3024 wrote to memory of 2296	3024	bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe	85
PID 2296 wrote to memory of 3612	2296	svchost.exe	86
PID 2296 wrote to memory of 3612	2296	svchost.exe	86
PID 2296 wrote to memory of 3612	2296	svchost.exe	86
PID 2296 wrote to memory of 3612	2296	svchost.exe	86
PID 2296 wrote to memory of 3612	2296	svchost.exe	86
PID 2296 wrote to memory of 3612	2296	svchost.exe	86
PID 2296 wrote to memory of 3612	2296	svchost.exe	86
PID 2296 wrote to memory of 3612	2296	svchost.exe	86

C:\Users\Admin\AppData\Local\Temp\bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe
"C:\Users\Admin\AppData\Local\Temp\bc1c02ee6e4d533847e586205284c7cc4d69909b2bd9c6781c92c766384405f2.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe
  2⤵
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2296
- - C:\Windows\SysWOW64\msiexec.exe
    C:\Windows\SysWOW64\msiexec.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:3612

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/2296-136-0x0000000001000000-0x000000000102E000-memory.dmp

Filesize
184KB

Download
memory/2296-139-0x0000000001000000-0x000000000102E000-memory.dmp

Filesize
184KB

Download
memory/3024-133-0x0000000003510000-0x0000000003610000-memory.dmp

Filesize
1024KB

Download
memory/3024-135-0x0000000003750000-0x000000000377E000-memory.dmp

Filesize
184KB

Download
memory/3612-138-0x0000000002B50000-0x0000000002B7E000-memory.dmp

Filesize
184KB

Download
memory/3612-140-0x0000000002B50000-0x0000000002B7E000-memory.dmp

Filesize
184KB

Download