plugx | 45c944889a482ae2e0e0a8e260c3be737cb612c8804164badef61e8a8713b92f

Analysis

max time kernel
151s
max time network
47s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
13-09-2022 09:12

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General

Target

RasTls.exe
Size

105KB
MD5

62944e26b36b1dcace429ae26ba66164
SHA1

2616da1697f7c764ee7fb558887a6a3279861fac
SHA256

f9ebf6aeb3f0fb0c29bd8f3d652476cd1fe8bd9a0c11cb15c43de33bbce0bf68
SHA512

e3c366044ac0b4df834b2f05d900cad01bc55b39028984ed3486aa2522e8c226bf9a81952da2c7e4bf0bc2c322d10fe58329e787238bb710a137827927b48d7c
SSDEEP

1536:To0lZUH+MeI1M04n45PFmsMfgiqf5YXneJ07soW8VD5cN:TOw4jYgiqf5yh7sl8VF

Score

10^/10

plugx trojan

Malware Config

Signatures

Detects Talisman variant of PlugX 1 IoCs

Processes:

resource	yara_rule
behavioral5/memory/1760-59-0x0000000000390000-0x00000000003C9000-memory.dmp	family_plugx_talisman

PlugX
PlugX is a RAT (Remote Access Trojan) that has been around since 2008.
trojan plugx
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

432 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RasTls.exe

description pid process

Token: SeDebugPrivilege 1760 RasTls.exe
Token: SeTcbPrivilege 1760 RasTls.exe

pid	process
432	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	1760	RasTls.exe
Token: SeTcbPrivilege	1760	RasTls.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

RasTls.execmd.execmd.exe

description	pid	process	target process
PID 1760 wrote to memory of 1092	1760	RasTls.exe	cmd.exe
PID 1760 wrote to memory of 1092	1760	RasTls.exe	cmd.exe
PID 1760 wrote to memory of 1092	1760	RasTls.exe	cmd.exe
PID 1760 wrote to memory of 1092	1760	RasTls.exe	cmd.exe
PID 1760 wrote to memory of 1268	1760	RasTls.exe	cmd.exe
PID 1760 wrote to memory of 1268	1760	RasTls.exe	cmd.exe
PID 1760 wrote to memory of 1268	1760	RasTls.exe	cmd.exe
PID 1760 wrote to memory of 1268	1760	RasTls.exe	cmd.exe
PID 1092 wrote to memory of 1148	1092	cmd.exe	schtasks.exe
PID 1092 wrote to memory of 1148	1092	cmd.exe	schtasks.exe
PID 1092 wrote to memory of 1148	1092	cmd.exe	schtasks.exe
PID 1092 wrote to memory of 1148	1092	cmd.exe	schtasks.exe
PID 1268 wrote to memory of 432	1268	cmd.exe	schtasks.exe
PID 1268 wrote to memory of 432	1268	cmd.exe	schtasks.exe
PID 1268 wrote to memory of 432	1268	cmd.exe	schtasks.exe
PID 1268 wrote to memory of 432	1268	cmd.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\RasTls.exe
"C:\Users\Admin\AppData\Local\Temp\RasTls.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1760

\??\c:\windows\SysWOW64\cmd.exe
c:\windows\system32\cmd.exe /c c:\windows\system32\schtasks.exe /delete /tn "SymantecRasTls" /F
2⤵
- Suspicious use of WriteProcessMemory
PID:1092

\??\c:\windows\SysWOW64\schtasks.exe
c:\windows\system32\schtasks.exe /delete /tn "SymantecRasTls" /F
3⤵
PID:1148

\??\c:\windows\SysWOW64\cmd.exe
c:\windows\system32\cmd.exe /c c:\windows\system32\schtasks.exe /create /sc minute /mo 2 /tn "SymantecRasTls" /tr "\"C:\ProgramData\SymantecRasTls\RasTls.exe\"" /ru "system"
2⤵
- Suspicious use of WriteProcessMemory
PID:1268

\??\c:\windows\SysWOW64\schtasks.exe
c:\windows\system32\schtasks.exe /create /sc minute /mo 2 /tn "SymantecRasTls" /tr "\"C:\ProgramData\SymantecRasTls\RasTls.exe\"" /ru "system"
3⤵
- Creates scheduled task(s)
PID:432

C:\Windows\system32\taskeng.exe
taskeng.exe {33E8986E-BB6B-4B70-BF21-EABA67314701} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
PID:1932

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/432-60-0x0000000000000000-mapping.dmp

Download
memory/1092-56-0x0000000000000000-mapping.dmp

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memory/1148-58-0x0000000000000000-mapping.dmp

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memory/1268-57-0x0000000000000000-mapping.dmp

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memory/1760-54-0x0000000075931000-0x0000000075933000-memory.dmp

Filesize
8KB

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memory/1760-55-0x0000000000250000-0x0000000000273000-memory.dmp

Filesize
140KB

Download
memory/1760-59-0x0000000000390000-0x00000000003C9000-memory.dmp

Filesize
228KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads