File name:

serve1r.exe

Full analysis: https://app.any.run/tasks/35707c7e-36b1-4aa0-a22b-ce49958c0671
Verdict: Malicious activity
Analysis date: July 07, 2021, 11:04:41
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

315ABD84D7A9CA3040456876E66C4BA9

SHA1:

93FD999DBE19AFB347418E2B318B9CBEE4EF6DEA

SHA256:

D84A0680C827FC7A543583902B600182773AE8DA78EEF943968E2A7978773789

SSDEEP:

196608:s9GElla5lWPQ2hQIGd6dC7ZhEXsUKpkbjccS2GVGmIYdsQsjUIazmp5nrUT/jgZ:s/+WYc6fZiXrKXcSpVzImH7zmQI

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

    • Writes to a start menu file

      • serve1r.exe (PID: 2884)

    • Drops executable file immediately after starts

      • serve1r.exe (PID: 2884)

    • Application was dropped or rewritten from another process

      • veyon-server.exe (PID: 1528)

    • Loads dropped or rewritten executable

      • veyon-server.exe (PID: 1528)

  • SUSPICIOUS

    • Drops a file that was compiled in debug mode

      • serve1r.exe (PID: 2884)

    • Removes files from Windows directory

      • serve1r.exe (PID: 2884)

    • Reads the computer name

      • serve1r.exe (PID: 2884)
      • WScript.exe (PID: 3360)
      • veyon-server.exe (PID: 1528)

    • Checks supported languages

      • serve1r.exe (PID: 2884)
      • WScript.exe (PID: 3360)
      • cmd.exe (PID: 3776)
      • veyon-server.exe (PID: 1528)

    • Creates files in the user directory

      • serve1r.exe (PID: 2884)

    • Executes scripts

      • serve1r.exe (PID: 2884)

    • Drops a file with too old compile date

      • serve1r.exe (PID: 2884)

    • Executable content was dropped or overwritten

      • serve1r.exe (PID: 2884)

    • Starts CMD.EXE for commands execution

      • WScript.exe (PID: 3360)

    • Creates files in the Windows directory

      • serve1r.exe (PID: 2884)

  • INFO

    • Dropped object may contain Bitcoin addresses

      • serve1r.exe (PID: 2884)

    • Checks Windows Trust Settings

      • WScript.exe (PID: 3360)

    • Manual execution by user

      • taskmgr.exe (PID: 3412)

    • Checks supported languages

      • taskmgr.exe (PID: 3412)

    • Reads the computer name

      • taskmgr.exe (PID: 3412)
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

Subsystem: Windows GUI
SubsystemVersion: 5.1
ImageVersion: -
OSVersion: 5.1
EntryPoint: 0x1cec9
UninitializedDataSize: -
InitializedDataSize: 69632
CodeSize: 188928
LinkerVersion: 14
PEType: PE32
TimeStamp: 2017:08:11 15:54:06+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 11-Aug-2017 13:54:06
Debug artifacts:
  • D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb

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: 0x00000108

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 6
Time date stamp: 11-Aug-2017 13:54:06
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0002E1CB
0x0002E200
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.69427
.rdata
0x00030000
0x000098A0
0x00009A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.12106
.data
0x0003A000
0x0001F290
0x00000C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.23719
.gfids
0x0005A000
0x000000E8
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
2.05507
.rsrc
0x0005B000
0x00004714
0x00004800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.17395
.reloc
0x00060000
0x00001F58
0x00002000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.62297

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.26192
1875
Latin 1 / Western European
UNKNOWN
RT_MANIFEST
2
3.88998
1384
Latin 1 / Western European
UNKNOWN
RT_ICON
3
4.12176
744
Latin 1 / Western European
UNKNOWN
RT_ICON
4
4.68705
2216
Latin 1 / Western European
UNKNOWN
RT_ICON
7
3.66634
508
Latin 1 / Western European
UNKNOWN
RT_STRING
8
3.71728
582
Latin 1 / Western European
UNKNOWN
RT_STRING
9
3.74776
476
Latin 1 / Western European
UNKNOWN
RT_STRING
10
3.55807
220
Latin 1 / Western European
UNKNOWN
RT_STRING
11
3.90128
1128
Latin 1 / Western European
UNKNOWN
RT_STRING
12
3.68258
356
Latin 1 / Western European
UNKNOWN
RT_STRING

Imports

KERNEL32.dll
USER32.dll (delay-loaded)
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
42
Monitored processes
6
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start serve1r.exe wscript.exe no specs cmd.exe no specs veyon-server.exe no specs taskmgr.exe no specs serve1r.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
464"C:\Users\admin\AppData\Local\Temp\serve1r.exe" C:\Users\admin\AppData\Local\Temp\serve1r.exe—Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\users\admin\appdata\local\temp\serve1r.exe
c:\windows\system32\ntdll.dll
1528veyon-server.exeC:\Windows\Systnet\veyon-server.exe—cmd.exe
User:
admin
Company:
Veyon Solutions
Integrity Level:
HIGH
Description:
Veyon Server
Exit code:
0
Version:
4.5.6
Modules
Images
c:\windows\systnet\veyon-server.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\systnet\zlib1.dll
c:\windows\systnet\qt5core.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\sechost.dll
2884"C:\Users\admin\AppData\Local\Temp\serve1r.exe" C:\Users\admin\AppData\Local\Temp\serve1r.exe
Explorer.EXE
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\serve1r.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sfc_os.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
3360"C:\Windows\System32\WScript.exe" "C:\Windows\Systnet\install.vbs" C:\Windows\System32\WScript.exe—serve1r.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft � Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\wscript.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
3412"C:\Windows\system32\taskmgr.exe" /4C:\Windows\system32\taskmgr.exe—Explorer.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Task Manager
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\kernel32.dll
c:\windows\system32\ntdll.dll
c:\windows\system32\taskmgr.exe
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
3776C:\Windows\system32\cmd.exe /c ""C:\Windows\Systnet\install.bat" "C:\Windows\system32\cmd.exe—WScript.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\lpk.dll
Total events
1 474
Read events
1 444
Write events
30
Delete events
0

Modification events

(PID) Process:(2884) serve1r.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(2884) serve1r.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(2884) serve1r.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(2884) serve1r.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(3360) WScript.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(3360) WScript.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(3360) WScript.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(3360) WScript.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(1528) veyon-server.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\eventlog\Application\Server
Operation:writeName:EventMessageFile
Value:
C:\Windows\Systnet\veyon-server.exe
(PID) Process:(1528) veyon-server.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\eventlog\Application\Server
Operation:writeName:TypesSupported
Value:
31
Executable files
81
Suspicious files
0
Text files
7
Unknown types
67

Dropped files

PID
Process
Filename
Type
2884serve1r.exeC:\Windows\Systnet\veyon-service.exeexecutable
MD5:—
SHA256:—
2884serve1r.exeC:\Windows\Systnet\veyon-cli.exeexecutable
MD5:—
SHA256:—
2884serve1r.exeC:\Windows\Systnet\install.battext
MD5:—
SHA256:—
2884serve1r.exeC:\Windows\Systnet\interception\uninstall.battext
MD5:6DAF7EEBC4C134BCB1FD1E0A88649415
SHA256:8F033F0D96C0A0119732A886E0772C9BE074AE47928B7560F2C042D5E2F1250F
2884serve1r.exeC:\Windows\Systnet\plugins\builtin-ultravnc-server.dllexecutable
MD5:—
SHA256:—
2884serve1r.exeC:\Windows\Systnet\veyon-worker.exeexecutable
MD5:—
SHA256:—
2884serve1r.exeC:\Windows\Systnet\veyon-server.exeexecutable
MD5:—
SHA256:—
2884serve1r.exeC:\Windows\Systnet\veyon-wcli.exeexecutable
MD5:—
SHA256:—
2884serve1r.exeC:\Windows\Systnet\plugins\builtin-ultravnc-server (2).dllexecutable
MD5:—
SHA256:—
2884serve1r.exeC:\Windows\Systnet\plugins\builtindirectory (2).dllexecutable
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0

HTTP requests

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

Connections

No data

DNS requests

No data

Threats

No threats detected
No debug info
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Reports
serve1r.exe