File name:

Server.exe

Full analysis: https://app.any.run/tasks/5de16641-eca2-41ca-b348-a03d4a2aff1d
Verdict: Malicious activity
Analysis date: November 30, 2020, 02:31:24
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:

8B22D90D70AE5FCE2DACD1D56B942F42

SHA1:

070EFCB42AC5C7286B9362043314CC4E6A12F0AB

SHA256:

F9F434BAE1442A3741BE08474166978193771F20DB329BFCD18BF2F6858BF895

SSDEEP:

1536:Cck1GkeUqZJO5iNSimjEwzGi1dDJDLgS:CcPUqZJOQAOi1ddE

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: 2504)

  • SUSPICIOUS

    • Creates files in the user directory

      • Server.exe (PID: 2504)

    • Uses NETSH.EXE for network configuration

      • Server.exe (PID: 2504)

    • Drops a file with a compile date too recent

      • Server.exe (PID: 2504)

    • Executable content was dropped or overwritten

      • Server.exe (PID: 2504)

  • INFO

    • Manual execution by user

      • Explower.exe (PID: 3708)
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

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2020:11:30 03:29:44+01:00
PEType: PE32
LinkerVersion: 8
CodeSize: 94208
InitializedDataSize: 512
UninitializedDataSize: -
EntryPoint: 0x18f0e
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 30-Nov-2020 02:29:44

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: 30-Nov-2020 02:29:44
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
0x00016F14
0x00017000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.59424
.reloc
0x0001A000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.10191

Imports

mscoree.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
38
Monitored processes
3
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start server.exe netsh.exe no specs explower.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
272netsh firewall add allowedprogram "C:\Users\admin\AppData\Local\Temp\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)
Modules
Images
c:\windows\system32\netsh.exe
c:\systemroot\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\credui.dll
c:\windows\system32\user32.dll
2504"C:\Users\admin\AppData\Local\Temp\Server.exe" C:\Users\admin\AppData\Local\Temp\Server.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\server.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
3708"C:\Users\admin\Desktop\Explower.exe" C:\Users\admin\Desktop\Explower.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\desktop\explower.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
Total events
101
Read events
42
Write events
59
Delete events
0

Modification events

(PID) Process:(2504) Server.exeKey:HKEY_CURRENT_USER\Environment
Operation:writeName:SEE_MASK_NOZONECHECKS
Value:
1
(PID) Process:(272) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(272) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-100
Value:
DHCP Quarantine Enforcement Client
(PID) Process:(272) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-101
Value:
Provides DHCP based enforcement for NAP
(PID) Process:(272) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-103
Value:
1.0
(PID) Process:(272) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-102
Value:
Microsoft Corporation
(PID) Process:(272) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\napipsec.dll,-1
Value:
IPsec Relying Party
(PID) Process:(272) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\napipsec.dll,-2
Value:
Provides IPsec based enforcement for Network Access Protection
(PID) Process:(272) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\napipsec.dll,-4
Value:
1.0
(PID) Process:(272) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\napipsec.dll,-3
Value:
Microsoft Corporation
Executable files
3
Suspicious files
0
Text files
2
Unknown types
0

Dropped files

PID
Process
Filename
Type
2504Server.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exeexecutable
MD5:—
SHA256:—
2504Server.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\6b023a0e8706c0fe4cfce21a2f03ab8cWindows Update.exeexecutable
MD5:—
SHA256:—
2504Server.exeC:\Users\admin\Desktop\Explower.exeexecutable
MD5:—
SHA256:—
3708Explower.exeC:\Users\admin\AppData\Roaming\apptext
MD5:B66E20886F9675FE4DBF430EA2D0BF8D
SHA256:899A421C56C18058CBDD16DD7FB313A57D36C1189CA0F442070ED01D17241414
2504Server.exeC:\Users\admin\AppData\Roaming\apptext
MD5:B66E20886F9675FE4DBF430EA2D0BF8D
SHA256:899A421C56C18058CBDD16DD7FB313A57D36C1189CA0F442070ED01D17241414
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
0
Threats
0

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
2504
Server.exe
10.8.41.34:1604
—
—
—
unknown

DNS requests

No data

Threats

No threats detected
No debug info
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Reports
Server.exe