File name:

plug.exe

Full analysis: https://app.any.run/tasks/4d034c40-39ed-4f47-8518-2984fbc449a6
Verdict: Malicious activity
Threats:

PlugX is a remote access trojan that is used extensively by Chinese APTs. The malware is primarily employed for spying on victims and can perform a variety of malicious activities, such as logging users’ keystrokes and exfiltrating information from browsers.

Analysis date: November 15, 2018, 07:37:27
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
trojan
plugx
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

AC6F90E79E46F7CA9FDC8A75735EA7A1

SHA1:

8CCDAE0E07C1300F76E5010BB941B00620768C1B

SHA256:

197F763CB325D90B546F8C9913EA5C7B53FBBC3CC8620E620073EA54D6E6105F

SSDEEP:

6144:4iULHIwnYTB0HAbpGxmC8aEVWmzSWiAjOWWslIc:wnYToAbpGGaEvzSLAjOW13

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.
  • MALICIOUS

    • Loads dropped or rewritten executable

      • dascgosrky.exe (PID: 3700)
    • Application was dropped or rewritten from another process

      • dascgosrky.exe (PID: 3700)
    • PLUGX was detected

      • dllhost.exe (PID: 3064)
    • Changes the autorun value in the registry

      • dascgosrky.exe (PID: 3700)
    • Connects to CnC server

      • dllhost.exe (PID: 3064)
  • SUSPICIOUS

    • Creates files in the user directory

      • plug.exe (PID: 1688)
    • Executable content was dropped or overwritten

      • plug.exe (PID: 1688)
    • Uses RUNDLL32.EXE to load library

      • dllhost.exe (PID: 3064)
    • Creates files in the program directory

      • dllhost.exe (PID: 3064)
  • INFO

    No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win64 Executable (generic) (64.6)
.dll | Win32 Dynamic Link Library (generic) (15.4)
.exe | Win32 Executable (generic) (10.5)
.exe | Generic Win/DOS Executable (4.6)
.exe | DOS Executable Generic (4.6)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2018:04:02 13:46:56+02:00
PEType: PE32
LinkerVersion: 10
CodeSize: 40448
InitializedDataSize: 226304
UninitializedDataSize: -
EntryPoint: 0x4ff0
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 02-Apr-2018 11:46:56
Detected languages:
  • English - United States

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000100

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 4
Time date stamp: 02-Apr-2018 11:46:56
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x00009CB5
0x00009E00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.63318
.rdata
0x0000B000
0x00005AFC
0x00005C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
6.38868
.data
0x00011000
0x000326A0
0x00031600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.98433
.rsrc
0x00044000
0x000001B4
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.10501

Resources

Title
Entropy
Size
Codepage
Language
Type
1
4.79597
346
Latin 1 / Western European
English - United States
RT_MANIFEST

Imports

KERNEL32.dll
SHELL32.dll
USER32.dll
ole32.dll
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
36
Monitored processes
5
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start plug.exe dascgosrky.exe #PLUGX dllhost.exe rundll32.exe no specs rundll32.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1416"C:\Windows\system32\rundll32.exe" "C:\Windows\system32\wininet.DLL",DispatchAPICall 1 C:\Windows\system32\rundll32.exedllhost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imagehlp.dll
1688"C:\Users\admin\Desktop\plug.exe" C:\Users\admin\Desktop\plug.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
1
Modules
Images
c:\users\admin\desktop\plug.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
3064"C:\Windows\system32\dllhost.exe"C:\Windows\system32\dllhost.exe
dascgosrky.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
COM Surrogate
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\dllhost.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ole32.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
3264"C:\Windows\system32\rundll32.exe" "C:\Windows\system32\wininet.DLL",DispatchAPICall 1 C:\Windows\system32\rundll32.exedllhost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imagehlp.dll
3700"C:\Users\admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\dascgosrky.exe" C:\Users\admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\dascgosrky.exe
explorer.exe
User:
admin
Company:
Symantec Corporation
Integrity Level:
MEDIUM
Description:
Symantec 802.1x Supplicant
Exit code:
0
Version:
11.0.4010.7
Modules
Images
c:\users\admin\appdata\roaming\microsoft\windows\network shortcuts\dascgosrky.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
Total events
379
Read events
358
Write events
21
Delete events
0

Modification events

(PID) Process:(3064) dllhost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASAPI32
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(3064) dllhost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASAPI32
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(3064) dllhost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASAPI32
Operation:writeName:FileTracingMask
Value:
4294901760
(PID) Process:(3064) dllhost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASAPI32
Operation:writeName:ConsoleTracingMask
Value:
4294901760
(PID) Process:(3064) dllhost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASAPI32
Operation:writeName:MaxFileSize
Value:
1048576
(PID) Process:(3064) dllhost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASAPI32
Operation:writeName:FileDirectory
Value:
%windir%\tracing
(PID) Process:(3064) dllhost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASMANCS
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(3064) dllhost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASMANCS
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(3064) dllhost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASMANCS
Operation:writeName:FileTracingMask
Value:
4294901760
(PID) Process:(3064) dllhost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASMANCS
Operation:writeName:ConsoleTracingMask
Value:
4294901760
Executable files
2
Suspicious files
4
Text files
0
Unknown types
1

Dropped files

PID
Process
Filename
Type
3064dllhost.exeC:\ProgramData\gZwJElkSUikCYK\thspwdzuhgorikymbinary
MD5:
SHA256:
1688plug.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\RasTls.dllexecutable
MD5:
SHA256:
1688plug.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\firefox.lnklnk
MD5:
SHA256:
1688plug.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\dascgosrky.exeexecutable
MD5:62944E26B36B1DCACE429AE26BA66164
SHA256:F9EBF6AEB3F0FB0C29BD8F3D652476CD1FE8BD9A0C11CB15C43DE33BBCE0BF68
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
2
DNS requests
2
Threats
3

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3064
dllhost.exe
94.177.12.253:80
login.vietnamairlines.cf
WorldStream B.V.
NL
suspicious

DNS requests

Domain
IP
Reputation
login.vietnamairlines.cf
  • 94.177.12.253
malicious

Threats

PID
Process
Class
Message
1056
svchost.exe
Potentially Bad Traffic
ET INFO DNS Query for Suspicious .cf Domain
3064
dllhost.exe
A Network Trojan was detected
MALWARE [PTsecurity] PlugX HTTP GET Request
1 ETPRO signatures available at the full report
No debug info