plugx | 42bb35a99f00d6ec5a18aced113c138d05a5e9662b61e7130a7383f440c4db27

Analysis

max time kernel
150s
max time network
146s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
26-02-2024 12:29

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General

Target

DeElevator.exe
Size

10KB
MD5

77f4f5243e1f2eab70e253e138488754
SHA1

6f91e14d7c5a7d2bc865cf0928dc9be9a2cef55a
SHA256

22869e3326fe1de011cd500e666769027126c5c440b76837baf55139f30094e4
SHA512

64a2be3bbc720f66264238aca89daa1214d96e5566838ba49c4b5ec32f3ab1bdd83a9bcc59d965c6fbbc7c171ac20f07e9118908064b5006503f343074b28bf5
SSDEEP

96:M4/hNM2frP3IhjM7EugiG3/YiPoHQjzQMLy+y54+MIc/g23PQnA7k4WZwT:v/hNMIejMAPYyowJL/yCl/g2YnF2T

Score

10^/10

plugx trojan

Malware Config

Signatures

Detects PlugX payload 25 IoCs

resource	yara_rule
behavioral1/memory/1924-0-0x000007FFFFEB0000-0x000007FFFFFB0000-memory.dmp	family_plugx
behavioral1/memory/1924-2-0x0000000000030000-0x0000000000079000-memory.dmp	family_plugx
behavioral1/memory/1924-4-0x0000000000030000-0x0000000000079000-memory.dmp	family_plugx
behavioral1/memory/2612-28-0x0000000000030000-0x0000000000079000-memory.dmp	family_plugx
behavioral1/memory/2612-30-0x0000000000030000-0x0000000000079000-memory.dmp	family_plugx
behavioral1/memory/2564-37-0x0000000000030000-0x0000000000079000-memory.dmp	family_plugx
behavioral1/memory/2564-40-0x0000000000030000-0x0000000000079000-memory.dmp	family_plugx
behavioral1/memory/2440-42-0x0000000000130000-0x0000000000190000-memory.dmp	family_plugx
behavioral1/memory/2564-43-0x0000000000030000-0x0000000000079000-memory.dmp	family_plugx
behavioral1/memory/2440-44-0x0000000000060000-0x00000000000A9000-memory.dmp	family_plugx
behavioral1/memory/2440-48-0x0000000000060000-0x00000000000A9000-memory.dmp	family_plugx
behavioral1/memory/1924-47-0x0000000000030000-0x0000000000079000-memory.dmp	family_plugx
behavioral1/memory/2440-59-0x0000000000060000-0x00000000000A9000-memory.dmp	family_plugx
behavioral1/memory/2440-60-0x0000000000060000-0x00000000000A9000-memory.dmp	family_plugx
behavioral1/memory/2440-61-0x0000000000060000-0x00000000000A9000-memory.dmp	family_plugx
behavioral1/memory/2440-62-0x0000000000060000-0x00000000000A9000-memory.dmp	family_plugx
behavioral1/memory/2440-64-0x0000000000060000-0x00000000000A9000-memory.dmp	family_plugx
behavioral1/memory/2612-68-0x0000000000030000-0x0000000000079000-memory.dmp	family_plugx
behavioral1/memory/1508-73-0x00000000006E0000-0x0000000000729000-memory.dmp	family_plugx
behavioral1/memory/1508-75-0x00000000006E0000-0x0000000000729000-memory.dmp	family_plugx
behavioral1/memory/1508-77-0x00000000006E0000-0x0000000000729000-memory.dmp	family_plugx
behavioral1/memory/1508-78-0x00000000006E0000-0x0000000000729000-memory.dmp	family_plugx
behavioral1/memory/1508-79-0x00000000006E0000-0x0000000000729000-memory.dmp	family_plugx
behavioral1/memory/2440-80-0x0000000000060000-0x00000000000A9000-memory.dmp	family_plugx
behavioral1/memory/1508-81-0x00000000006E0000-0x0000000000729000-memory.dmp	family_plugx

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

Deletes itself 1 IoCs

pid	Process
2612	DeElevator.exe

Executes dropped EXE 3 IoCs

pid	Process
2612	DeElevator.exe
468	Process not Found
2564	DeElevator.exe

Loads dropped DLL 5 IoCs

pid	Process
2544	Process not Found
2544	Process not Found
2612	DeElevator.exe
468	Process not Found
2564	DeElevator.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CENTRALPROCESSOR\0\~MHZ	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 = 39004200440043004300330038004600300041004100460034003600360043000000	svchost.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
2440	svchost.exe
1508	msiexec.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1924	DeElevator.exe
1924	DeElevator.exe
2612	DeElevator.exe
2440	svchost.exe
2440	svchost.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
1508	msiexec.exe
1508	msiexec.exe
2440	svchost.exe
2440	svchost.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
1508	msiexec.exe
1508	msiexec.exe
2440	svchost.exe
2440	svchost.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
1508	msiexec.exe
1508	msiexec.exe
2440	svchost.exe
2440	svchost.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
1508	msiexec.exe
1508	msiexec.exe
2440	svchost.exe
2440	svchost.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
1508	msiexec.exe
1508	msiexec.exe
2440	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2440	svchost.exe
1508	msiexec.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	1924	DeElevator.exe
Token: SeTcbPrivilege	1924	DeElevator.exe
Token: SeDebugPrivilege	2612	DeElevator.exe
Token: SeTcbPrivilege	2612	DeElevator.exe
Token: SeDebugPrivilege	2564	DeElevator.exe
Token: SeTcbPrivilege	2564	DeElevator.exe
Token: SeDebugPrivilege	2440	svchost.exe
Token: SeTcbPrivilege	2440	svchost.exe
Token: SeDebugPrivilege	1508	msiexec.exe
Token: SeTcbPrivilege	1508	msiexec.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2564 wrote to memory of 2440	2564	DeElevator.exe	31
PID 2564 wrote to memory of 2440	2564	DeElevator.exe	31
PID 2564 wrote to memory of 2440	2564	DeElevator.exe	31
PID 2564 wrote to memory of 2440	2564	DeElevator.exe	31
PID 2440 wrote to memory of 1508	2440	svchost.exe	32
PID 2440 wrote to memory of 1508	2440	svchost.exe	32
PID 2440 wrote to memory of 1508	2440	svchost.exe	32
PID 2440 wrote to memory of 1508	2440	svchost.exe	32
PID 2440 wrote to memory of 1508	2440	svchost.exe	32
PID 2440 wrote to memory of 1508	2440	svchost.exe	32

C:\Users\Admin\AppData\Local\Temp\DeElevator.exe
"C:\Users\Admin\AppData\Local\Temp\DeElevator.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1924

C:\ProgramData\Microsoft\MapACASvc\DeElevator.exe
"C:\ProgramData\Microsoft\MapACASvc\DeElevator.exe" 100 1924
1⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2612

C:\ProgramData\Microsoft\MapACASvc\DeElevator.exe
"C:\ProgramData\Microsoft\MapACASvc\DeElevator.exe" 200 0
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2564
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe 201 0
  2⤵
  - Checks processor information in registry
  - Modifies registry class
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2440
- - C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe 209 2440
    3⤵
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:1508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Microsoft\MapACASvc\DeElevator.exe

Filesize
10KB

MD5
77f4f5243e1f2eab70e253e138488754

SHA1
6f91e14d7c5a7d2bc865cf0928dc9be9a2cef55a

SHA256
22869e3326fe1de011cd500e666769027126c5c440b76837baf55139f30094e4

SHA512
64a2be3bbc720f66264238aca89daa1214d96e5566838ba49c4b5ec32f3ab1bdd83a9bcc59d965c6fbbc7c171ac20f07e9118908064b5006503f343074b28bf5

Download Submit
C:\ProgramData\Microsoft\MapACASvc\DeElevator64.dll

Filesize
119KB

MD5
d2c7db5f032e0a1577007eeee844e1df

SHA1
5e92a9fe4e2098816cdc50d6d41ed71a74fd4f28

SHA256
23269729c2c0b943edbdf469fe456e7583ac95423c9279d1ddc4d4c122444d7b

SHA512
97d48ca5d613e27004aa3aaf98547a69129961bc73e51ae7bbc34dc2838bd9e2da94a58e909a73eee742ddc965af86b3c6236b20408fd4f1e9f684a914be4d1a

Download Submit
C:\ProgramData\Microsoft\MapACASvc\Private.USO

Filesize
380KB

MD5
73af29f04bfd945e07de31b490f3aa56

SHA1
94e7b1ce58aacfa7afe070693bd497bfea07f568

SHA256
4b7bbb949e0dca762687f113a5a2be5bda2b8a2c9654612a4907eeaf23b3976e

SHA512
105cadea52a8f01bedaf3bddb336a694ffa52430093fe6224984a0f28b9ef9063b2e4f4ff7e0ce1d09720b4eee59af57a346018e287f031892daae2ce12ce88c

Download Submit
memory/1508-81-0x00000000006E0000-0x0000000000729000-memory.dmp

Filesize
292KB

Download
memory/1508-79-0x00000000006E0000-0x0000000000729000-memory.dmp

Filesize
292KB

Download
memory/1508-78-0x00000000006E0000-0x0000000000729000-memory.dmp

Filesize
292KB

Download
memory/1508-77-0x00000000006E0000-0x0000000000729000-memory.dmp

Filesize
292KB

Download
memory/1508-76-0x0000000000200000-0x0000000000201000-memory.dmp

Filesize
4KB

Download
memory/1508-75-0x00000000006E0000-0x0000000000729000-memory.dmp

Filesize
292KB

Download
memory/1508-73-0x00000000006E0000-0x0000000000729000-memory.dmp

Filesize
292KB

Download
memory/1924-4-0x0000000000030000-0x0000000000079000-memory.dmp

Filesize
292KB

Download
memory/1924-2-0x0000000000030000-0x0000000000079000-memory.dmp

Filesize
292KB

Download
memory/1924-47-0x0000000000030000-0x0000000000079000-memory.dmp

Filesize
292KB

Download
memory/1924-0-0x000007FFFFEB0000-0x000007FFFFFB0000-memory.dmp

Filesize
1024KB

Download
memory/2440-64-0x0000000000060000-0x00000000000A9000-memory.dmp

Filesize
292KB

Download
memory/2440-39-0x0000000000130000-0x0000000000190000-memory.dmp

Filesize
384KB

Download
memory/2440-59-0x0000000000060000-0x00000000000A9000-memory.dmp

Filesize
292KB

Download
memory/2440-58-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/2440-60-0x0000000000060000-0x00000000000A9000-memory.dmp

Filesize
292KB

Download
memory/2440-61-0x0000000000060000-0x00000000000A9000-memory.dmp

Filesize
292KB

Download
memory/2440-62-0x0000000000060000-0x00000000000A9000-memory.dmp

Filesize
292KB

Download
memory/2440-44-0x0000000000060000-0x00000000000A9000-memory.dmp

Filesize
292KB

Download
memory/2440-80-0x0000000000060000-0x00000000000A9000-memory.dmp

Filesize
292KB

Download
memory/2440-48-0x0000000000060000-0x00000000000A9000-memory.dmp

Filesize
292KB

Download
memory/2440-42-0x0000000000130000-0x0000000000190000-memory.dmp

Filesize
384KB

Download
memory/2564-43-0x0000000000030000-0x0000000000079000-memory.dmp

Filesize
292KB

Download
memory/2564-40-0x0000000000030000-0x0000000000079000-memory.dmp

Filesize
292KB

Download
memory/2564-37-0x0000000000030000-0x0000000000079000-memory.dmp

Filesize
292KB

Download
memory/2612-30-0x0000000000030000-0x0000000000079000-memory.dmp

Filesize
292KB

Download
memory/2612-68-0x0000000000030000-0x0000000000079000-memory.dmp

Filesize
292KB

Download
memory/2612-28-0x0000000000030000-0x0000000000079000-memory.dmp

Filesize
292KB

Download