plugx | 2e2ee75c036734c2186ddfbf5afc26364957d0f5701f28d913908cdfc29752f3

General

Target

adb.exe
Size

804KB
MD5

790fb1184a3ed8e475263daa54f98469
SHA1

37a60f670a4f3c68a4872ec2e95c0be2bd130dae
SHA256

ef4c7f4c417c18cd3394dd81ccd94381af252e0af81b0ad89b7e6d81412f4706
SHA512

66a2325c59a7fdacd049f43b528224682245c2705f10c50a907b6454d5755522b9d9d07046426d42db8c324ba95adbde1de087e31a0fb21b635c1dc4ca25a4f8
SSDEEP

12288:CMLitTtq+E3vEtR1PcUjB2ZuTvD5lnT7SQ22v9dzW74hGO2fVpUGpZdT3Rr8tz:CP5mC1P1jB2kv1xf9M4cThr8tz

Score

10^/10

plugx discovery trojan

Malware Config

Signatures

Detects PlugX payload 24 IoCs

Processes:

resource	yara_rule
behavioral4/memory/1372-1-0x00000000007C0000-0x00000000007F5000-memory.dmp	family_plugx
behavioral4/memory/220-22-0x00000000025D0000-0x0000000002605000-memory.dmp	family_plugx
behavioral4/memory/220-21-0x00000000025D0000-0x0000000002605000-memory.dmp	family_plugx
behavioral4/memory/1848-27-0x0000000001250000-0x0000000001285000-memory.dmp	family_plugx
behavioral4/memory/1848-31-0x0000000001250000-0x0000000001285000-memory.dmp	family_plugx
behavioral4/memory/4744-48-0x00000000017F0000-0x0000000001825000-memory.dmp	family_plugx
behavioral4/memory/1372-49-0x00000000007C0000-0x00000000007F5000-memory.dmp	family_plugx
behavioral4/memory/4744-51-0x00000000017F0000-0x0000000001825000-memory.dmp	family_plugx
behavioral4/memory/4744-52-0x00000000017F0000-0x0000000001825000-memory.dmp	family_plugx
behavioral4/memory/4744-50-0x00000000017F0000-0x0000000001825000-memory.dmp	family_plugx
behavioral4/memory/4744-47-0x00000000017F0000-0x0000000001825000-memory.dmp	family_plugx
behavioral4/memory/4744-46-0x00000000017F0000-0x0000000001825000-memory.dmp	family_plugx
behavioral4/memory/4744-45-0x00000000017F0000-0x0000000001825000-memory.dmp	family_plugx
behavioral4/memory/4744-43-0x00000000017F0000-0x0000000001825000-memory.dmp	family_plugx
behavioral4/memory/4744-32-0x00000000017F0000-0x0000000001825000-memory.dmp	family_plugx
behavioral4/memory/4744-30-0x00000000017F0000-0x0000000001825000-memory.dmp	family_plugx
behavioral4/memory/220-56-0x00000000025D0000-0x0000000002605000-memory.dmp	family_plugx
behavioral4/memory/2508-60-0x0000000002CC0000-0x0000000002CF5000-memory.dmp	family_plugx
behavioral4/memory/2508-64-0x0000000002CC0000-0x0000000002CF5000-memory.dmp	family_plugx
behavioral4/memory/2508-63-0x0000000002CC0000-0x0000000002CF5000-memory.dmp	family_plugx
behavioral4/memory/2508-62-0x0000000002CC0000-0x0000000002CF5000-memory.dmp	family_plugx
behavioral4/memory/2508-65-0x0000000002CC0000-0x0000000002CF5000-memory.dmp	family_plugx
behavioral4/memory/4744-66-0x00000000017F0000-0x0000000001825000-memory.dmp	family_plugx
behavioral4/memory/2508-68-0x0000000002CC0000-0x0000000002CF5000-memory.dmp	family_plugx

PlugX
PlugX is a RAT (Remote Access Trojan) that has been around since 2008.
trojan plugx
Plugx family
plugx
Deletes itself 1 IoCs

Processes:

adb.exe

pid process

220 adb.exe
Executes dropped EXE 2 IoCs

Processes:

adb.exeadb.exe

pid process

220 adb.exe
1848 adb.exe
Loads dropped DLL 2 IoCs

Processes:

adb.exeadb.exe

pid process

220 adb.exe
1848 adb.exe
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.

Processes:

description ioc

Destination IP 103.43.18.19

pid	process
220	adb.exe

pid	process
220	adb.exe
1848	adb.exe

pid	process
220	adb.exe
1848	adb.exe

description	ioc
Destination IP	103.43.18.19

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

adb.exeadb.exeadb.exesvchost.exemsiexec.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	adb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	adb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	adb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.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

Processes:

svchost.exe

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

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\CLASSES\FAST	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\FAST\CLSID = 44003700390046004400430034003100370043003000360030003500430046000000	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

svchost.exemsiexec.exe

pid	process
4744	svchost.exe
4744	svchost.exe
4744	svchost.exe
4744	svchost.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
4744	svchost.exe
4744	svchost.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
4744	svchost.exe
4744	svchost.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
4744	svchost.exe
4744	svchost.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
4744	svchost.exe
4744	svchost.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
2508	msiexec.exe
4744	svchost.exe
4744	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

Processes:

svchost.exemsiexec.exe

pid process

4744 svchost.exe
2508 msiexec.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

Processes:

adb.exeadb.exeadb.exesvchost.exemsiexec.exe

description	pid	process
Token: SeDebugPrivilege	1372	adb.exe
Token: SeTcbPrivilege	1372	adb.exe
Token: SeDebugPrivilege	220	adb.exe
Token: SeTcbPrivilege	220	adb.exe
Token: SeDebugPrivilege	1848	adb.exe
Token: SeTcbPrivilege	1848	adb.exe
Token: SeDebugPrivilege	4744	svchost.exe
Token: SeTcbPrivilege	4744	svchost.exe
Token: SeDebugPrivilege	2508	msiexec.exe
Token: SeTcbPrivilege	2508	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

adb.exesvchost.exe

description	pid	process	target process
PID 1848 wrote to memory of 4744	1848	adb.exe	svchost.exe
PID 1848 wrote to memory of 4744	1848	adb.exe	svchost.exe
PID 1848 wrote to memory of 4744	1848	adb.exe	svchost.exe
PID 1848 wrote to memory of 4744	1848	adb.exe	svchost.exe
PID 1848 wrote to memory of 4744	1848	adb.exe	svchost.exe
PID 1848 wrote to memory of 4744	1848	adb.exe	svchost.exe
PID 1848 wrote to memory of 4744	1848	adb.exe	svchost.exe
PID 1848 wrote to memory of 4744	1848	adb.exe	svchost.exe
PID 4744 wrote to memory of 2508	4744	svchost.exe	msiexec.exe
PID 4744 wrote to memory of 2508	4744	svchost.exe	msiexec.exe
PID 4744 wrote to memory of 2508	4744	svchost.exe	msiexec.exe
PID 4744 wrote to memory of 2508	4744	svchost.exe	msiexec.exe
PID 4744 wrote to memory of 2508	4744	svchost.exe	msiexec.exe
PID 4744 wrote to memory of 2508	4744	svchost.exe	msiexec.exe
PID 4744 wrote to memory of 2508	4744	svchost.exe	msiexec.exe
PID 4744 wrote to memory of 2508	4744	svchost.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\adb.exe
"C:\Users\Admin\AppData\Local\Temp\adb.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1372

C:\ProgramData\adb\adb.exe
"C:\ProgramData\adb\adb.exe" 100 1372
1⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:220

C:\ProgramData\adb\adb.exe
"C:\ProgramData\adb\adb.exe" 200 0
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe 201 0
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4744
- - C:\Windows\SysWOW64\msiexec.exe
    C:\Windows\system32\msiexec.exe 209 4744
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:2508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\adb\AdbWinApi.dat

Filesize
148KB

MD5
cbcc0845497ddd773399e0f095539a4c

SHA1
6c878e4ee18d14b94a3214bdd283b221a1981877

SHA256
88045766007380b99fa7874c633d66bcb17d3314b6145ad5f8d8216e8e24b375

SHA512
e9a237e1ed9a53ce52c52ed40c43073430bc54b36996c53a90ab7524c0e3a3c9d8fa403b4f0ee52997f19d4d720f7d9db8efa7e988ca53efc221573a05a8e38f

Download Submit
C:\ProgramData\adb\AdbWinApi.dll

Filesize
39KB

MD5
ee5aca085318338c4d9ca42dae966b0c

SHA1
b47fef6dbb5982b4159533ee1dfecef6c285a262

SHA256
7050084c99d02f2e837207bff7a13a261d5435589771e9dc3f0db38841b97942

SHA512
3e8bedb69537cb0d809e63b8bad79b533d8ab2862d282d4ef331171331ce53aba8389886689c866ee3e5cf5568e17303d8c485e40914067c183aa729131255a0

Download Submit
C:\ProgramData\adb\adb.exe

Filesize
804KB

MD5
790fb1184a3ed8e475263daa54f98469

SHA1
37a60f670a4f3c68a4872ec2e95c0be2bd130dae

SHA256
ef4c7f4c417c18cd3394dd81ccd94381af252e0af81b0ad89b7e6d81412f4706

SHA512
66a2325c59a7fdacd049f43b528224682245c2705f10c50a907b6454d5755522b9d9d07046426d42db8c324ba95adbde1de087e31a0fb21b635c1dc4ca25a4f8

Download Submit
memory/220-21-0x00000000025D0000-0x0000000002605000-memory.dmp

Filesize
212KB

Download
memory/220-22-0x00000000025D0000-0x0000000002605000-memory.dmp

Filesize
212KB

Download
memory/220-57-0x0000000000400000-0x00000000004E1000-memory.dmp

Filesize
900KB

Download
memory/220-56-0x00000000025D0000-0x0000000002605000-memory.dmp

Filesize
212KB

Download
memory/1372-1-0x00000000007C0000-0x00000000007F5000-memory.dmp

Filesize
212KB

Download
memory/1372-55-0x0000000000400000-0x00000000004E1000-memory.dmp

Filesize
900KB

Download
memory/1372-0-0x0000000000E40000-0x0000000000F40000-memory.dmp

Filesize
1024KB

Download
memory/1372-49-0x00000000007C0000-0x00000000007F5000-memory.dmp

Filesize
212KB

Download
memory/1848-27-0x0000000001250000-0x0000000001285000-memory.dmp

Filesize
212KB

Download
memory/1848-31-0x0000000001250000-0x0000000001285000-memory.dmp

Filesize
212KB

Download
memory/1848-44-0x0000000000400000-0x00000000004E1000-memory.dmp

Filesize
900KB

Download
memory/2508-60-0x0000000002CC0000-0x0000000002CF5000-memory.dmp

Filesize
212KB

Download
memory/2508-58-0x00000000010E0000-0x00000000010E1000-memory.dmp

Filesize
4KB

Download
memory/2508-68-0x0000000002CC0000-0x0000000002CF5000-memory.dmp

Filesize
212KB

Download
memory/2508-67-0x00000000010E0000-0x00000000010E1000-memory.dmp

Filesize
4KB

Download
memory/2508-65-0x0000000002CC0000-0x0000000002CF5000-memory.dmp

Filesize
212KB

Download
memory/2508-61-0x0000000001030000-0x0000000001031000-memory.dmp

Filesize
4KB

Download
memory/2508-62-0x0000000002CC0000-0x0000000002CF5000-memory.dmp

Filesize
212KB

Download
memory/2508-63-0x0000000002CC0000-0x0000000002CF5000-memory.dmp

Filesize
212KB

Download
memory/2508-64-0x0000000002CC0000-0x0000000002CF5000-memory.dmp

Filesize
212KB

Download
memory/4744-42-0x0000000000F20000-0x0000000000F21000-memory.dmp

Filesize
4KB

Download
memory/4744-51-0x00000000017F0000-0x0000000001825000-memory.dmp

Filesize
212KB

Download
memory/4744-48-0x00000000017F0000-0x0000000001825000-memory.dmp

Filesize
212KB

Download
memory/4744-52-0x00000000017F0000-0x0000000001825000-memory.dmp

Filesize
212KB

Download
memory/4744-28-0x0000000000F20000-0x0000000000F21000-memory.dmp

Filesize
4KB

Download
memory/4744-30-0x00000000017F0000-0x0000000001825000-memory.dmp

Filesize
212KB

Download
memory/4744-32-0x00000000017F0000-0x0000000001825000-memory.dmp

Filesize
212KB

Download
memory/4744-50-0x00000000017F0000-0x0000000001825000-memory.dmp

Filesize
212KB

Download
memory/4744-43-0x00000000017F0000-0x0000000001825000-memory.dmp

Filesize
212KB

Download
memory/4744-45-0x00000000017F0000-0x0000000001825000-memory.dmp

Filesize
212KB

Download
memory/4744-66-0x00000000017F0000-0x0000000001825000-memory.dmp

Filesize
212KB

Download
memory/4744-46-0x00000000017F0000-0x0000000001825000-memory.dmp

Filesize
212KB

Download
memory/4744-47-0x00000000017F0000-0x0000000001825000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads