plugx | 0190df1144170decd85fc69c5d6b6ba1b96777a5dbd733368290f93e1d94be68

Resubmissions

30/11/2022, 10:29

221130-mh85sscb27 10

29/11/2022, 18:19

221129-wx7d7adc83 10

Analysis

max time kernel
151s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29/11/2022, 18:19

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General

Target

291976ba47cec4b3c0e31cbc50ab1923.exe
Size

236KB
MD5

291976ba47cec4b3c0e31cbc50ab1923
SHA1

38273b08bd046fc29bd777c9dc4a177ae162b5f8
SHA256

a78dbafaca4813307529cafbed554b53a622a639941f2e66520bbb92769ee960
SHA512

0b44f02c9d37ba25b9988146bf9a516b65625ed7184c4188689eb4056945cd56e86180e21d7b157faff6acdf4991eec51b18c8d83f084652ef574b0d7ec4158b
SSDEEP

3072:1H5VhrQrb6DvbqJMikwRz2Og2QTAxQ4Vt6r+CtbmMjxm8qyCz/xwDSpa:1ZkFkw1vgfCVt6r+l18qjp6Sp

Score

10^/10

plugx trojan

Malware Config

Signatures

Detects PlugX payload 8 IoCs

resource	yara_rule
behavioral2/memory/1952-133-0x0000000002990000-0x00000000029C8000-memory.dmp	family_plugx
behavioral2/memory/3504-144-0x00000000022D0000-0x0000000002308000-memory.dmp	family_plugx
behavioral2/memory/896-145-0x0000000000E50000-0x0000000000E88000-memory.dmp	family_plugx
behavioral2/memory/380-147-0x00000000012B0000-0x00000000012E8000-memory.dmp	family_plugx
behavioral2/memory/3504-148-0x00000000022D0000-0x0000000002308000-memory.dmp	family_plugx
behavioral2/memory/3696-150-0x0000000000850000-0x0000000000888000-memory.dmp	family_plugx
behavioral2/memory/380-151-0x00000000012B0000-0x00000000012E8000-memory.dmp	family_plugx
behavioral2/memory/3696-153-0x0000000000850000-0x0000000000888000-memory.dmp	family_plugx

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

Executes dropped EXE 2 IoCs

pid	Process
3504	NvSmart.exe
896	NvSmart.exe

Loads dropped DLL 2 IoCs

pid	Process
3504	NvSmart.exe
896	NvSmart.exe

Modifies data under HKEY_USERS 17 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\User Agent	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\User Agent\Post Platform	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\User Agent\Post Platform	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\User Agent	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\User Agent\Post Platform	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\User Agent\Post Platform	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 = 46004600410037003400430034003500310046003600430038003800320043000000	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
380	svchost.exe
380	svchost.exe
380	svchost.exe
380	svchost.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
380	svchost.exe
380	svchost.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
380	svchost.exe
380	svchost.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
380	svchost.exe
380	svchost.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
380	svchost.exe
3696	msiexec.exe
380	svchost.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
3696	msiexec.exe
380	svchost.exe
380	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
380	svchost.exe
3696	msiexec.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	1952	291976ba47cec4b3c0e31cbc50ab1923.exe
Token: SeTcbPrivilege	1952	291976ba47cec4b3c0e31cbc50ab1923.exe
Token: SeDebugPrivilege	3504	NvSmart.exe
Token: SeTcbPrivilege	3504	NvSmart.exe
Token: SeDebugPrivilege	896	NvSmart.exe
Token: SeTcbPrivilege	896	NvSmart.exe
Token: SeDebugPrivilege	380	svchost.exe
Token: SeTcbPrivilege	380	svchost.exe
Token: SeDebugPrivilege	3696	msiexec.exe
Token: SeTcbPrivilege	3696	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 896 wrote to memory of 380	896	NvSmart.exe	79
PID 896 wrote to memory of 380	896	NvSmart.exe	79
PID 896 wrote to memory of 380	896	NvSmart.exe	79
PID 896 wrote to memory of 380	896	NvSmart.exe	79
PID 896 wrote to memory of 380	896	NvSmart.exe	79
PID 896 wrote to memory of 380	896	NvSmart.exe	79
PID 896 wrote to memory of 380	896	NvSmart.exe	79
PID 896 wrote to memory of 380	896	NvSmart.exe	79
PID 380 wrote to memory of 3696	380	svchost.exe	81
PID 380 wrote to memory of 3696	380	svchost.exe	81
PID 380 wrote to memory of 3696	380	svchost.exe	81
PID 380 wrote to memory of 3696	380	svchost.exe	81
PID 380 wrote to memory of 3696	380	svchost.exe	81
PID 380 wrote to memory of 3696	380	svchost.exe	81
PID 380 wrote to memory of 3696	380	svchost.exe	81
PID 380 wrote to memory of 3696	380	svchost.exe	81

C:\Users\Admin\AppData\Local\Temp\291976ba47cec4b3c0e31cbc50ab1923.exe
"C:\Users\Admin\AppData\Local\Temp\291976ba47cec4b3c0e31cbc50ab1923.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1952

C:\ProgramData\SxS\NvSmart.exe
"C:\ProgramData\SxS\NvSmart.exe" 100 1952
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:3504

C:\ProgramData\SxS\NvSmart.exe
"C:\ProgramData\SxS\NvSmart.exe" 200 0
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:896
- 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:380
- - C:\Windows\SysWOW64\msiexec.exe
    C:\Windows\system32\msiexec.exe 209 380
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:3696

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\ProgramData\SxS\NvSmart.exe

Filesize
46KB

MD5
09b8b54f78a10c435cd319070aa13c28

SHA1
6474d0369f97e72e01e4971128d1062f5c2b3656

SHA256
523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

SHA512
c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

Download Submit
C:\ProgramData\SxS\NvSmart.exe

Filesize
46KB

MD5
09b8b54f78a10c435cd319070aa13c28

SHA1
6474d0369f97e72e01e4971128d1062f5c2b3656

SHA256
523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

SHA512
c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

Download Submit
C:\ProgramData\SxS\NvSmart.exe

Filesize
46KB

MD5
09b8b54f78a10c435cd319070aa13c28

SHA1
6474d0369f97e72e01e4971128d1062f5c2b3656

SHA256
523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

SHA512
c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

Download Submit
C:\ProgramData\SxS\NvSmartMax.dll

Filesize
5KB

MD5
ff338690b8c399341981dcbcaf3af02c

SHA1
5162c70b2ae0b434cab7d9871dbd9a1dac14ec45

SHA256
5304d00250196a8cd5e9a81e053a886d1a291e4615484e49ff537bebecc13976

SHA512
4c4394b9675d0ab01d2fc8d4a765411fb83700ae58d86b4c71452563931cb50ff1ed60ac637099e89bf0d49f939b4c7eaa4e168c1c2baa1b04e8e80fff37e5a3

Download Submit
C:\ProgramData\SxS\NvSmartMax.dll

Filesize
5KB

MD5
ff338690b8c399341981dcbcaf3af02c

SHA1
5162c70b2ae0b434cab7d9871dbd9a1dac14ec45

SHA256
5304d00250196a8cd5e9a81e053a886d1a291e4615484e49ff537bebecc13976

SHA512
4c4394b9675d0ab01d2fc8d4a765411fb83700ae58d86b4c71452563931cb50ff1ed60ac637099e89bf0d49f939b4c7eaa4e168c1c2baa1b04e8e80fff37e5a3

Download Submit
C:\ProgramData\SxS\NvSmartMax.dll

Filesize
5KB

MD5
ff338690b8c399341981dcbcaf3af02c

SHA1
5162c70b2ae0b434cab7d9871dbd9a1dac14ec45

SHA256
5304d00250196a8cd5e9a81e053a886d1a291e4615484e49ff537bebecc13976

SHA512
4c4394b9675d0ab01d2fc8d4a765411fb83700ae58d86b4c71452563931cb50ff1ed60ac637099e89bf0d49f939b4c7eaa4e168c1c2baa1b04e8e80fff37e5a3

Download Submit
C:\ProgramData\SxS\bug.log

Filesize
622B

MD5
2f1e3bcc452f8d1d41844915e468b00a

SHA1
bf319b64c960509d5d15f4a48023a4006bc7aeae

SHA256
0f11a8651ca9e1ee78f0068d13075845874d250bdf68bdd1bca27df2705fa9a7

SHA512
1d8ed638be379f8cc215916f06aff6d03c9f19121f880fad55ec61813291d5bf963096f7339b2baaabd129e5fc7ff074d631c3355c4cfd67560e151af3e3a095

Download Submit
C:\ProgramData\SxS\bug.log

Filesize
764B

MD5
79b72364acd4e57e49155255edb9ee52

SHA1
22b29cce21b7c8448beb658c2d60eaf1ebb3053c

SHA256
0fe9c9023b8c47fb43589e3904d0f9c6ba529668b7a23bbe28d9396bee517434

SHA512
64c396c3eef2547b146ca23fb447e35b2c07e2c002faef5a744b8f6235fc5189d9ac9d5e44628914722435dce079d859a00ac6c6c06e71ffc252c6ee226e5bb8

Download Submit
C:\ProgramData\SxS\xxx.xxx

Filesize
155KB

MD5
64dce06ff017f3613b3360f3fa2200b6

SHA1
df7b71bbc1e40a8a3ef52ba8a744f2572608eb9c

SHA256
3b3f5f30ec0ef0a061e322c55e3ab55f095b6bd346ebecf3ba6970180ccf2c93

SHA512
f1924ed6f8c430422939c6c37fc1349ecbc81bef4dded66d71facb2246da9dc12dab0a3738d05df4c4cee3bba141eaa0d02fcd17505b2c5eb0fa2e49aec63410

Download Submit
memory/380-147-0x00000000012B0000-0x00000000012E8000-memory.dmp

Filesize
224KB

Download
memory/380-151-0x00000000012B0000-0x00000000012E8000-memory.dmp

Filesize
224KB

Download
memory/896-145-0x0000000000E50000-0x0000000000E88000-memory.dmp

Filesize
224KB

Download
memory/1952-132-0x0000000000F10000-0x0000000000F37000-memory.dmp

Filesize
156KB

Download
memory/1952-133-0x0000000002990000-0x00000000029C8000-memory.dmp

Filesize
224KB

Download
memory/3504-144-0x00000000022D0000-0x0000000002308000-memory.dmp

Filesize
224KB

Download
memory/3504-139-0x0000000002160000-0x0000000002260000-memory.dmp

Filesize
1024KB

Download
memory/3504-148-0x00000000022D0000-0x0000000002308000-memory.dmp

Filesize
224KB

Download
memory/3696-150-0x0000000000850000-0x0000000000888000-memory.dmp

Filesize
224KB

Download
memory/3696-153-0x0000000000850000-0x0000000000888000-memory.dmp

Filesize
224KB

Download