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File name:

Servfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffer.exe

Full analysis: https://app.any.run/tasks/5f487966-1d6e-465b-8247-2d5876ea2e54
Verdict: Malicious activity
Analysis date: October 19, 2020, 21:44:12
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

CCB7382E298E3AF4455625D3357782BD

SHA1:

BBE2554C9A2F206DD0D9B22A24894D9D80AF53CD

SHA256:

4311CE24CDC83B3425CEB47665E8B10062DE6B21A35DE24B393196EAD572B643

SSDEEP:

1536:Bq9stZxxBiXtB8dwbJjEwzGi1dD4DigS:Bq6xBiXtBQ4Gi1dmH

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

      • server.exe (PID: 2604)
      • server.exe (PID: 2432)
      • server.exe (PID: 3760)
      • server.exe (PID: 2496)
      • server.exe (PID: 2752)
      • server.exe (PID: 1792)
      • server.exe (PID: 2908)
      • server.exe (PID: 2780)
      • server.exe (PID: 2300)

  • SUSPICIOUS

    • Creates files in the user directory

      • Servfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffer.exe (PID: 2540)
      • svchost.exe (PID: 2800)
      • server.exe (PID: 2604)
      • server.exe (PID: 2432)
      • svchost.exe (PID: 3988)
      • server.exe (PID: 3760)
      • svchost.exe (PID: 3716)
      • server.exe (PID: 2496)
      • svchost.exe (PID: 2696)
      • svchost.exe (PID: 2292)
      • server.exe (PID: 2752)
      • server.exe (PID: 1792)
      • svchost.exe (PID: 1544)
      • server.exe (PID: 2908)
      • svchost.exe (PID: 1772)
      • server.exe (PID: 2780)
      • svchost.exe (PID: 2864)

    • Executable content was dropped or overwritten

      • svchost.exe (PID: 2800)
      • server.exe (PID: 2432)
      • server.exe (PID: 2604)
      • Servfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffer.exe (PID: 2540)
      • svchost.exe (PID: 3988)
      • server.exe (PID: 3760)
      • server.exe (PID: 2496)
      • svchost.exe (PID: 3716)
      • svchost.exe (PID: 2696)
      • svchost.exe (PID: 2292)
      • server.exe (PID: 2752)
      • server.exe (PID: 1792)
      • svchost.exe (PID: 1544)
      • svchost.exe (PID: 1772)
      • server.exe (PID: 2780)
      • svchost.exe (PID: 2864)
      • server.exe (PID: 2908)
      • server.exe (PID: 2300)

    • Creates executable files which already exist in Windows

      • server.exe (PID: 2604)
      • server.exe (PID: 2432)
      • server.exe (PID: 3760)
      • server.exe (PID: 2496)
      • server.exe (PID: 2752)
      • server.exe (PID: 1792)
      • server.exe (PID: 2908)
      • server.exe (PID: 2780)

    • Starts itself from another location

      • server.exe (PID: 2432)
      • svchost.exe (PID: 2800)
      • server.exe (PID: 2604)
      • Servfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffer.exe (PID: 2540)
      • svchost.exe (PID: 3988)
      • server.exe (PID: 3760)
      • svchost.exe (PID: 3716)
      • server.exe (PID: 2496)
      • svchost.exe (PID: 2696)
      • svchost.exe (PID: 2292)
      • server.exe (PID: 2752)
      • svchost.exe (PID: 1544)
      • server.exe (PID: 1792)
      • server.exe (PID: 2780)
      • server.exe (PID: 2908)
      • svchost.exe (PID: 2864)
      • svchost.exe (PID: 1772)

    • Uses NETSH.EXE for network configuration

      • server.exe (PID: 2604)
      • server.exe (PID: 2432)
      • server.exe (PID: 3760)
      • server.exe (PID: 2496)
      • server.exe (PID: 2752)
      • server.exe (PID: 1792)
      • server.exe (PID: 2908)
      • server.exe (PID: 2780)
      • server.exe (PID: 2300)

  • 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 | Generic CIL Executable (.NET, Mono, etc.) (56.7)
.exe | Win64 Executable (generic) (21.3)
.scr | Windows screen saver (10.1)
.dll | Win32 Dynamic Link Library (generic) (5)
.exe | Win32 Executable (generic) (3.4)

EXIF

EXE

Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: -
OSVersion: 4
EntryPoint: 0x192ae
UninitializedDataSize: -
InitializedDataSize: 512
CodeSize: 95232
LinkerVersion: 8
PEType: PE32
TimeStamp: 2020:10:19 23:34:19+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 19-Oct-2020 21:34:19

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: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 2
Time date stamp: 19-Oct-2020 21:34:19
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
0x00002000
0x000172B4
0x00017400
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.60366
.reloc
0x0001A000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.10191

Imports

mscoree.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
103
Monitored processes
43
Malicious processes
16
Suspicious processes
2

Behavior graph

Click at the process to see the details
drop and start start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start servfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffer.exe server.exe netsh.exe no specs netsh.exe no specs netsh.exe no specs svchost.exe server.exe netsh.exe no specs netsh.exe no specs netsh.exe no specs svchost.exe server.exe netsh.exe no specs netsh.exe no specs netsh.exe no specs svchost.exe server.exe netsh.exe no specs netsh.exe no specs netsh.exe no specs svchost.exe server.exe netsh.exe no specs netsh.exe no specs netsh.exe no specs svchost.exe server.exe netsh.exe no specs netsh.exe no specs netsh.exe no specs svchost.exe server.exe netsh.exe no specs netsh.exe no specs netsh.exe no specs svchost.exe server.exe netsh.exe no specs netsh.exe no specs netsh.exe no specs svchost.exe server.exe netsh.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2540"C:\Users\admin\AppData\Local\Temp\Servfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffer.exe" C:\Users\admin\AppData\Local\Temp\Servfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffer.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
2432"C:\Users\admin\AppData\Roaming\server.exe" C:\Users\admin\AppData\Roaming\server.exe
Servfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
584netsh firewall add allowedprogram "C:\Users\admin\AppData\Roaming\server.exe" "server.exe" ENABLEC:\Windows\system32\netsh.exe—server.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Network Command Shell
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3360netsh firewall delete allowedprogram "C:\Users\admin\AppData\Roaming\server.exe"C:\Windows\system32\netsh.exe—server.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Network Command Shell
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3292netsh firewall add allowedprogram "C:\Users\admin\AppData\Roaming\server.exe" "server.exe" ENABLEC:\Windows\system32\netsh.exe—server.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Network Command Shell
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2800"C:\Users\admin\AppData\Roaming\Microsoft\svchost.exe" C:\Users\admin\AppData\Roaming\Microsoft\svchost.exe
server.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
2604"C:\Users\admin\AppData\Roaming\server.exe" C:\Users\admin\AppData\Roaming\server.exe
svchost.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
1352netsh firewall add allowedprogram "C:\Users\admin\AppData\Roaming\server.exe" "server.exe" ENABLEC:\Windows\system32\netsh.exe—server.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Network Command Shell
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
540netsh firewall delete allowedprogram "C:\Users\admin\AppData\Roaming\server.exe"C:\Windows\system32\netsh.exe—server.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Network Command Shell
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3792netsh firewall add allowedprogram "C:\Users\admin\AppData\Roaming\server.exe" "server.exe" ENABLEC:\Windows\system32\netsh.exe—server.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Network Command Shell
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
7 352
Read events
6 209
Write events
0
Delete events
0

Modification events

No data
Executable files
34
Suspicious files
0
Text files
26
Unknown types
0

Dropped files

PID
Process
Filename
Type
3760server.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\3f0da42740f5dbf34fd80bc0cf8dbb78Windows Update.exeexecutable
MD5:CCB7382E298E3AF4455625D3357782BD
SHA256:4311CE24CDC83B3425CEB47665E8B10062DE6B21A35DE24B393196EAD572B643
2432server.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\3f0da42740f5dbf34fd80bc0cf8dbb78Windows Update.exeexecutable
MD5:CCB7382E298E3AF4455625D3357782BD
SHA256:4311CE24CDC83B3425CEB47665E8B10062DE6B21A35DE24B393196EAD572B643
2432server.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exeexecutable
MD5:CCB7382E298E3AF4455625D3357782BD
SHA256:4311CE24CDC83B3425CEB47665E8B10062DE6B21A35DE24B393196EAD572B643
2604server.exeC:\Users\admin\AppData\Roaming\Microsoft\svchost.exeexecutable
MD5:CCB7382E298E3AF4455625D3357782BD
SHA256:4311CE24CDC83B3425CEB47665E8B10062DE6B21A35DE24B393196EAD572B643
2540Servfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffer.exeC:\Users\admin\AppData\Roaming\server.exeexecutable
MD5:CCB7382E298E3AF4455625D3357782BD
SHA256:4311CE24CDC83B3425CEB47665E8B10062DE6B21A35DE24B393196EAD572B643
2604server.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exeexecutable
MD5:CCB7382E298E3AF4455625D3357782BD
SHA256:4311CE24CDC83B3425CEB47665E8B10062DE6B21A35DE24B393196EAD572B643
2800svchost.exeC:\Users\admin\AppData\Roaming\server.exeexecutable
MD5:CCB7382E298E3AF4455625D3357782BD
SHA256:4311CE24CDC83B3425CEB47665E8B10062DE6B21A35DE24B393196EAD572B643
3760server.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exeexecutable
MD5:CCB7382E298E3AF4455625D3357782BD
SHA256:4311CE24CDC83B3425CEB47665E8B10062DE6B21A35DE24B393196EAD572B643
3760server.exeC:\Users\admin\AppData\Roaming\Microsoft\svchost.exeexecutable
MD5:CCB7382E298E3AF4455625D3357782BD
SHA256:4311CE24CDC83B3425CEB47665E8B10062DE6B21A35DE24B393196EAD572B643
3988svchost.exeC:\Users\admin\AppData\Roaming\server.exeexecutable
MD5:CCB7382E298E3AF4455625D3357782BD
SHA256:4311CE24CDC83B3425CEB47665E8B10062DE6B21A35DE24B393196EAD572B643
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
Servfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffer.exe