File name:

hello world.exe

Full analysis: https://app.any.run/tasks/620ed3cd-111e-499b-9560-4962646956ab
Verdict: Malicious activity
Analysis date: July 16, 2021, 02:48:12
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:

0682C0D49C02FF383FE9D625D96685C8

SHA1:

5AB7F0CA6392E81EF5C37530BC7A0BD22D13A946

SHA256:

B681009A6AF81AF0CEBBB6B31CF3C9B20EFCAA61D1ECBDC99EE829BF55AF183E

SSDEEP:

384:ILZ/qxzDGoEXHWtyXc0gCQP8thFMRAQk93vmhm7UMKmIEecKdbXTzm9bVhcaP6M1:2ZCFy4pFRA/vMHTi9bD

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  • MALICIOUS

    • Writes to a start menu file

      • hello world.exe (PID: 660)

    • Changes the autorun value in the registry

      • hello world.exe (PID: 660)
      • Payload.exe (PID: 3108)

  • SUSPICIOUS

    • Checks supported languages

      • hello world.exe (PID: 660)
      • Payload.exe (PID: 3108)

    • Reads the computer name

      • hello world.exe (PID: 660)
      • Payload.exe (PID: 3108)

    • Starts itself from another location

      • hello world.exe (PID: 660)

    • Creates files in the user directory

      • hello world.exe (PID: 660)

    • Executable content was dropped or overwritten

      • hello world.exe (PID: 660)

    • Drops a file with a compile date too recent

      • hello world.exe (PID: 660)

    • Uses ATTRIB.EXE to modify file attributes

      • hello world.exe (PID: 660)

    • Reads Environment values

      • Payload.exe (PID: 3108)

  • INFO

    • Checks supported languages

      • attrib.exe (PID: 2520)
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: 0x836e
UninitializedDataSize: -
InitializedDataSize: 1536
CodeSize: 25600
LinkerVersion: 8
PEType: PE32
TimeStamp: 2021:07:16 04:43:45+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 16-Jul-2021 02:43:45

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: 3
Time date stamp: 16-Jul-2021 02:43:45
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
0x00006374
0x00006400
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.62436
.rsrc
0x0000A000
0x00000240
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.96877
.reloc
0x0000C000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.0815394

Resources

Title
Entropy
Size
Codepage
Language
Type
1
4.96801
487
Latin 1 / Western European
UNKNOWN
RT_MANIFEST

Imports

mscoree.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
37
Monitored processes
3
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start hello world.exe attrib.exe no specs payload.exe

Process information

PID
CMD
Path
Indicators
Parent process
660"C:\Users\admin\AppData\Local\Temp\hello world.exe" C:\Users\admin\AppData\Local\Temp\hello world.exe
Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\hello world.exe
c:\windows\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
2520attrib +h +r +s "C:\Users\admin\AppData\Local\Temp\Payload.exe"C:\Windows\system32\attrib.exe—hello world.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Attribute Utility
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\ntdll.dll
c:\windows\system32\attrib.exe
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ulib.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
3108"C:\Users\admin\AppData\Local\Temp\Payload.exe" C:\Users\admin\AppData\Local\Temp\Payload.exe
hello world.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\payload.exe
c:\windows\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
1 693
Read events
1 548
Write events
145
Delete events
0

Modification events

(PID) Process:(660) hello world.exeKey:HKEY_CURRENT_USER
Operation:writeName:di
Value:
!
(PID) Process:(660) hello world.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(660) hello world.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(660) hello world.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(660) hello world.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(660) hello world.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:Windows2
Value:
C:\Users\admin\AppData\Local\Temp\Payload.exe
(PID) Process:(3108) Payload.exeKey:HKEY_CURRENT_USER
Operation:writeName:di
Value:
!
(PID) Process:(3108) Payload.exeKey:HKEY_CURRENT_USER\Environment
Operation:writeName:SEE_MASK_NOZONECHECKS
Value:
1
(PID) Process:(3108) Payload.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:Windows2
Value:
C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.URL
(PID) Process:(3108) Payload.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:Windows
Value:
C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.URL
Executable files
1
Suspicious files
0
Text files
0
Unknown types
2

Dropped files

PID
Process
Filename
Type
660hello world.exeC:\Users\admin\AppData\Local\Temp\Payload.exeexecutable
MD5:—
SHA256:—
660hello world.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnklnk
MD5:0BBF8B5C7BB547288F77898FEBE53999
SHA256:0494B3C5ED0E3D4AE9D8659A8D46DFA4B5D78D8A4287DDFE4AA00CDE2B978FFE
660hello world.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnklnk
MD5:EADDF8DD7CEEFFF2DE8B265970ADD314
SHA256:8920494EA918C0D1D4CA61C94211ECC84F7504D1C6310E85A1F1942E52452218
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
hello world.exe