plugx | 12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096

Analysis

max time kernel
151s
max time network
152s
platform
windows7_x64
resource
win7-20220414-en
submitted
24-05-2022 03:18

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General

Target

12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe
Size

327KB
MD5

c48cdf2ce519307358ead3512e31f264
SHA1

47ac40fe2bee7931c15450ec7e2c556d15fa5149
SHA256

12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096
SHA512

fbb6b5f776b3853827b780516ba71a394a84845f0c51a1370c3d834db18cf91341edb87a1e0af8c9be550790b64bf192c2ed1ce57e343e32e03740c0a54e4446

Score

10^/10

plugx suricata trojan

Malware Config

Signatures

Detects PlugX Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/472-81-0x0000000000460000-0x000000000048C000-memory.dmp	family_plugx
behavioral1/memory/1832-83-0x0000000000280000-0x00000000002AC000-memory.dmp	family_plugx
behavioral1/memory/1324-82-0x00000000003D0000-0x00000000003FC000-memory.dmp	family_plugx
behavioral1/memory/1948-84-0x00000000001B0000-0x00000000001DC000-memory.dmp	family_plugx
behavioral1/memory/1808-89-0x0000000000250000-0x000000000027C000-memory.dmp	family_plugx

PlugX
PlugX is a RAT (Remote Access Trojan) that has been around since 2008.
trojan plugx
suricata: ET MALWARE PlugX/Destory HTTP traffic
suricata: ET MALWARE PlugX/Destory HTTP traffic
suricata
suricata: ET MALWARE Possible PlugX Common Header Struct
suricata: ET MALWARE Possible PlugX Common Header Struct
suricata
suricata: ET MALWARE UPDATE Protocol Trojan Communication detected on http ports 2
suricata: ET MALWARE UPDATE Protocol Trojan Communication detected on http ports 2
suricata
Executes dropped EXE 3 IoCs

Processes:

hkcmd.exehkcmd.exehkcmd.exe

pid process

1324 hkcmd.exe
1832 hkcmd.exe
472 hkcmd.exe

pid	process
1324	hkcmd.exe
1832	hkcmd.exe
472	hkcmd.exe

Loads dropped DLL 7 IoCs

Processes:

12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exehkcmd.exehkcmd.exehkcmd.exe

pid	process
1880	12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe
1880	12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe
1880	12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe
1880	12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe
1324	hkcmd.exe
1832	hkcmd.exe
472	hkcmd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Modifies data under HKEY_USERS 1 IoCs

Processes:

svchost.exe

description ioc process

Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad svchost.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	svchost.exe

Modifies registry class 2 IoCs

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\CLASSES\FAST	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\FAST\CLSID = 36004100330033003000310042003900450041003400330030004600430041000000	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

svchost.exemsiexec.exe

pid	process
1948	svchost.exe
1948	svchost.exe
1948	svchost.exe
1948	svchost.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1948	svchost.exe
1948	svchost.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1948	svchost.exe
1948	svchost.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1948	svchost.exe
1948	svchost.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1948	svchost.exe
1948	svchost.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1948	svchost.exe
1948	svchost.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1948	svchost.exe
1948	svchost.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1808	msiexec.exe
1948	svchost.exe
1948	svchost.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

Processes:

hkcmd.exehkcmd.exehkcmd.exesvchost.exemsiexec.exe

description	pid	process
Token: SeDebugPrivilege	1324	hkcmd.exe
Token: SeTcbPrivilege	1324	hkcmd.exe
Token: SeDebugPrivilege	1832	hkcmd.exe
Token: SeTcbPrivilege	1832	hkcmd.exe
Token: SeDebugPrivilege	472	hkcmd.exe
Token: SeTcbPrivilege	472	hkcmd.exe
Token: SeDebugPrivilege	1948	svchost.exe
Token: SeTcbPrivilege	1948	svchost.exe
Token: SeDebugPrivilege	1808	msiexec.exe
Token: SeTcbPrivilege	1808	msiexec.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exehkcmd.exesvchost.exe

description	pid	process	target process
PID 1880 wrote to memory of 1324	1880	12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe	hkcmd.exe
PID 1880 wrote to memory of 1324	1880	12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe	hkcmd.exe
PID 1880 wrote to memory of 1324	1880	12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe	hkcmd.exe
PID 1880 wrote to memory of 1324	1880	12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe	hkcmd.exe
PID 1880 wrote to memory of 1324	1880	12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe	hkcmd.exe
PID 1880 wrote to memory of 1324	1880	12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe	hkcmd.exe
PID 1880 wrote to memory of 1324	1880	12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe	hkcmd.exe
PID 472 wrote to memory of 1948	472	hkcmd.exe	svchost.exe
PID 472 wrote to memory of 1948	472	hkcmd.exe	svchost.exe
PID 472 wrote to memory of 1948	472	hkcmd.exe	svchost.exe
PID 472 wrote to memory of 1948	472	hkcmd.exe	svchost.exe
PID 472 wrote to memory of 1948	472	hkcmd.exe	svchost.exe
PID 472 wrote to memory of 1948	472	hkcmd.exe	svchost.exe
PID 472 wrote to memory of 1948	472	hkcmd.exe	svchost.exe
PID 472 wrote to memory of 1948	472	hkcmd.exe	svchost.exe
PID 472 wrote to memory of 1948	472	hkcmd.exe	svchost.exe
PID 1948 wrote to memory of 1808	1948	svchost.exe	msiexec.exe
PID 1948 wrote to memory of 1808	1948	svchost.exe	msiexec.exe
PID 1948 wrote to memory of 1808	1948	svchost.exe	msiexec.exe
PID 1948 wrote to memory of 1808	1948	svchost.exe	msiexec.exe
PID 1948 wrote to memory of 1808	1948	svchost.exe	msiexec.exe
PID 1948 wrote to memory of 1808	1948	svchost.exe	msiexec.exe
PID 1948 wrote to memory of 1808	1948	svchost.exe	msiexec.exe
PID 1948 wrote to memory of 1808	1948	svchost.exe	msiexec.exe
PID 1948 wrote to memory of 1808	1948	svchost.exe	msiexec.exe
PID 1948 wrote to memory of 1808	1948	svchost.exe	msiexec.exe
PID 1948 wrote to memory of 1808	1948	svchost.exe	msiexec.exe
PID 1948 wrote to memory of 1808	1948	svchost.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe
"C:\Users\Admin\AppData\Local\Temp\12d59477048b530ad04242c8c8849b283051e71e02e136829b6e4152d144d096.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1880

C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:1324

C:\ProgramData\Replicat\hkcmd.exe
"C:\ProgramData\Replicat\hkcmd.exe" 100 1324
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:1832

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe 201 0
1⤵
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948

C:\Windows\SysWOW64\msiexec.exe
C:\Windows\system32\msiexec.exe 209 1948
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1808

C:\ProgramData\Replicat\hkcmd.exe
"C:\ProgramData\Replicat\hkcmd.exe" 200 0
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:472

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\Replicat\hccutils.DLL
Filesize
42KB

MD5
58c11dd3a9f257869bc362c7a5bc85f1

SHA1
b0760b148581c43b3b2b828f39c96eb7f83e7498

SHA256
2bda8230b5f1afc3e9d8c5f2c0845a6964559b7dc7daf8ecefa306a57e628c52

SHA512
da9fd3851ab015f9864109d3e7bb4ade3a4024650c7db23a9310ed8d0aa742502506b630b2f61863fbf86ceb859a1d06931ec097d6a43e224a19e98dc43118ea

Download Submit
C:\ProgramData\Replicat\hccutils.DLL.res
Filesize
110KB

MD5
824ee49166f2cfb45c573434fb588dde

SHA1
3fbb6160d9ba5a8a3688eaeaed7e43127ac16fb6

SHA256
ec0351014319f6631082e36a773d72f4fd04a346ec0ca6299b118d0cafacbafc

SHA512
ae2ea934e0f3f7753a3f2d716da467150ae31acf945dea0d3eb8e8b7b904b8aa0b64c66097a33ff5e4093175234bfe54db7f0a54b7a61a092b64680c7dd9cf41

Download Submit
C:\ProgramData\Replicat\hkcmd.exe
Filesize
169KB

MD5
0d58e5f4e82539de38ba7f9b4a8dda12

SHA1
dd0f39f4d77e1bb347321aa22b5a9d5c1cc65342

SHA256
e2c6ec8ea8da05b23327c1d0e350e219c4823d41c2ed98bae9bd2d9b48b8613d

SHA512
149c5dcb225829744d632d9c118427c5074d0413246b6e08470cac2aeffdf25504007b98219d6b2b454a20069065168c4c21ad4d9d926d98ab97c45585f37ee3

Download Submit
C:\ProgramData\Replicat\hkcmd.exe
Filesize
169KB

MD5
0d58e5f4e82539de38ba7f9b4a8dda12

SHA1
dd0f39f4d77e1bb347321aa22b5a9d5c1cc65342

SHA256
e2c6ec8ea8da05b23327c1d0e350e219c4823d41c2ed98bae9bd2d9b48b8613d

SHA512
149c5dcb225829744d632d9c118427c5074d0413246b6e08470cac2aeffdf25504007b98219d6b2b454a20069065168c4c21ad4d9d926d98ab97c45585f37ee3

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\hccutils.DLL
Filesize
42KB

MD5
58c11dd3a9f257869bc362c7a5bc85f1

SHA1
b0760b148581c43b3b2b828f39c96eb7f83e7498

SHA256
2bda8230b5f1afc3e9d8c5f2c0845a6964559b7dc7daf8ecefa306a57e628c52

SHA512
da9fd3851ab015f9864109d3e7bb4ade3a4024650c7db23a9310ed8d0aa742502506b630b2f61863fbf86ceb859a1d06931ec097d6a43e224a19e98dc43118ea

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\hccutils.DLL.res
Filesize
110KB

MD5
824ee49166f2cfb45c573434fb588dde

SHA1
3fbb6160d9ba5a8a3688eaeaed7e43127ac16fb6

SHA256
ec0351014319f6631082e36a773d72f4fd04a346ec0ca6299b118d0cafacbafc

SHA512
ae2ea934e0f3f7753a3f2d716da467150ae31acf945dea0d3eb8e8b7b904b8aa0b64c66097a33ff5e4093175234bfe54db7f0a54b7a61a092b64680c7dd9cf41

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe
Filesize
169KB

MD5
0d58e5f4e82539de38ba7f9b4a8dda12

SHA1
dd0f39f4d77e1bb347321aa22b5a9d5c1cc65342

SHA256
e2c6ec8ea8da05b23327c1d0e350e219c4823d41c2ed98bae9bd2d9b48b8613d

SHA512
149c5dcb225829744d632d9c118427c5074d0413246b6e08470cac2aeffdf25504007b98219d6b2b454a20069065168c4c21ad4d9d926d98ab97c45585f37ee3

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe
Filesize
169KB

MD5
0d58e5f4e82539de38ba7f9b4a8dda12

SHA1
dd0f39f4d77e1bb347321aa22b5a9d5c1cc65342

SHA256
e2c6ec8ea8da05b23327c1d0e350e219c4823d41c2ed98bae9bd2d9b48b8613d

SHA512
149c5dcb225829744d632d9c118427c5074d0413246b6e08470cac2aeffdf25504007b98219d6b2b454a20069065168c4c21ad4d9d926d98ab97c45585f37ee3

Download Submit
\ProgramData\Replicat\hccutils.dll
Filesize
42KB

MD5
58c11dd3a9f257869bc362c7a5bc85f1

SHA1
b0760b148581c43b3b2b828f39c96eb7f83e7498

SHA256
2bda8230b5f1afc3e9d8c5f2c0845a6964559b7dc7daf8ecefa306a57e628c52

SHA512
da9fd3851ab015f9864109d3e7bb4ade3a4024650c7db23a9310ed8d0aa742502506b630b2f61863fbf86ceb859a1d06931ec097d6a43e224a19e98dc43118ea

Download Submit
\ProgramData\Replicat\hccutils.dll
Filesize
42KB

MD5
58c11dd3a9f257869bc362c7a5bc85f1

SHA1
b0760b148581c43b3b2b828f39c96eb7f83e7498

SHA256
2bda8230b5f1afc3e9d8c5f2c0845a6964559b7dc7daf8ecefa306a57e628c52

SHA512
da9fd3851ab015f9864109d3e7bb4ade3a4024650c7db23a9310ed8d0aa742502506b630b2f61863fbf86ceb859a1d06931ec097d6a43e224a19e98dc43118ea

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\hccutils.dll
Filesize
42KB

MD5
58c11dd3a9f257869bc362c7a5bc85f1

SHA1
b0760b148581c43b3b2b828f39c96eb7f83e7498

SHA256
2bda8230b5f1afc3e9d8c5f2c0845a6964559b7dc7daf8ecefa306a57e628c52

SHA512
da9fd3851ab015f9864109d3e7bb4ade3a4024650c7db23a9310ed8d0aa742502506b630b2f61863fbf86ceb859a1d06931ec097d6a43e224a19e98dc43118ea

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe
Filesize
169KB

MD5
0d58e5f4e82539de38ba7f9b4a8dda12

SHA1
dd0f39f4d77e1bb347321aa22b5a9d5c1cc65342

SHA256
e2c6ec8ea8da05b23327c1d0e350e219c4823d41c2ed98bae9bd2d9b48b8613d

SHA512
149c5dcb225829744d632d9c118427c5074d0413246b6e08470cac2aeffdf25504007b98219d6b2b454a20069065168c4c21ad4d9d926d98ab97c45585f37ee3

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe
Filesize
169KB

MD5
0d58e5f4e82539de38ba7f9b4a8dda12

SHA1
dd0f39f4d77e1bb347321aa22b5a9d5c1cc65342

SHA256
e2c6ec8ea8da05b23327c1d0e350e219c4823d41c2ed98bae9bd2d9b48b8613d

SHA512
149c5dcb225829744d632d9c118427c5074d0413246b6e08470cac2aeffdf25504007b98219d6b2b454a20069065168c4c21ad4d9d926d98ab97c45585f37ee3

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe
Filesize
169KB

MD5
0d58e5f4e82539de38ba7f9b4a8dda12

SHA1
dd0f39f4d77e1bb347321aa22b5a9d5c1cc65342

SHA256
e2c6ec8ea8da05b23327c1d0e350e219c4823d41c2ed98bae9bd2d9b48b8613d

SHA512
149c5dcb225829744d632d9c118427c5074d0413246b6e08470cac2aeffdf25504007b98219d6b2b454a20069065168c4c21ad4d9d926d98ab97c45585f37ee3

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe
Filesize
169KB

MD5
0d58e5f4e82539de38ba7f9b4a8dda12

SHA1
dd0f39f4d77e1bb347321aa22b5a9d5c1cc65342

SHA256
e2c6ec8ea8da05b23327c1d0e350e219c4823d41c2ed98bae9bd2d9b48b8613d

SHA512
149c5dcb225829744d632d9c118427c5074d0413246b6e08470cac2aeffdf25504007b98219d6b2b454a20069065168c4c21ad4d9d926d98ab97c45585f37ee3

Download Submit
memory/472-81-0x0000000000460000-0x000000000048C000-memory.dmp

Filesize
176KB

Download
memory/1324-59-0x0000000000000000-mapping.dmp

Download
memory/1324-82-0x00000000003D0000-0x00000000003FC000-memory.dmp

Filesize
176KB

Download
memory/1324-65-0x0000000000240000-0x0000000000340000-memory.dmp

Filesize
1024KB

Download
memory/1808-87-0x0000000000000000-mapping.dmp

Download
memory/1808-89-0x0000000000250000-0x000000000027C000-memory.dmp

Filesize
176KB

Download
memory/1832-83-0x0000000000280000-0x00000000002AC000-memory.dmp

Filesize
176KB

Download
memory/1880-54-0x0000000075A61000-0x0000000075A63000-memory.dmp

Filesize
8KB

Download
memory/1948-77-0x00000000000A0000-0x00000000000BA000-memory.dmp

Filesize
104KB

Download
memory/1948-79-0x0000000000000000-mapping.dmp

Download
memory/1948-84-0x00000000001B0000-0x00000000001DC000-memory.dmp

Filesize
176KB

Download