File name:

Compito matematica.pdf.exe

Full analysis: https://app.any.run/tasks/e62c0433-f849-427d-a959-31b62a42598b
Verdict: Malicious activity
Analysis date: March 30, 2020, 19:17:46
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:

4E890BA5A4F6FD63727C0005DAA654DD

SHA1:

E9ADE30C93942C3F5928522552DD01EB25A9E9DB

SHA256:

E1C7D34FC0138D018F9E947AF3DAC7EC4D0FE9751DD1BC4424B185A92CA4BC51

SSDEEP:

12288:x4XLj1zY8ejQ8BLXYTiMXrX0IHPfuTjaDt01zWY+EOinLAAf:GXFzYVMLz0sDD2+y8A

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

    • Changes the autorun value in the registry

      • Compito matematica.pdf.exe (PID: 3488)

    • Modifies files in Chrome extension folder

      • drpbx.exe (PID: 1440)

    • Actions looks like stealing of personal data

      • drpbx.exe (PID: 1440)

  • SUSPICIOUS

    • Creates files in the user directory

      • Compito matematica.pdf.exe (PID: 3488)
      • drpbx.exe (PID: 1440)

    • Executable content was dropped or overwritten

      • Compito matematica.pdf.exe (PID: 3488)

    • Creates files in the program directory

      • drpbx.exe (PID: 1440)

  • INFO

    • Dropped object may contain Bitcoin addresses

      • Compito matematica.pdf.exe (PID: 3488)
      • drpbx.exe (PID: 1440)
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.) (63.1)
.exe | Win64 Executable (generic) (23.8)
.dll | Win32 Dynamic Link Library (generic) (5.6)
.exe | Win32 Executable (generic) (3.8)
.exe | Generic Win/DOS Executable (1.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2020:03:30 12:49:54+02:00
PEType: PE32
LinkerVersion: 48
CodeSize: 517632
InitializedDataSize: 102400
UninitializedDataSize: -
EntryPoint: 0x80596
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 37.0.2.5583
ProductVersionNumber: 37.0.2.5583
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
Comments: -
CompanyName: -
FileDescription: Firefox
FileVersion: 37.0.2.5583
InternalName: Compito matematica.pdf.exe
LegalCopyright: Copyright 1999-2012 Firefox and Mozzilla developers. All rights reserved.
LegalTrademarks: -
OriginalFileName: Compito matematica.pdf.exe
ProductName: Firefox
ProductVersion: 37.0.2.5583
AssemblyVersion: 37.0.2.5583

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 30-Mar-2020 10:49:54
Debug artifacts:
  • C:\Users\novel\Downloads\JigsawRansomware\JigsawRansomware\JigsawRansomware\obj\Release\Compito matematica.pdf.pdb
Comments: -
CompanyName: -
FileDescription: Firefox
FileVersion: 37.0.2.5583
InternalName: Compito matematica.pdf.exe
LegalCopyright: Copyright 1999-2012 Firefox and Mozzilla developers. All rights reserved.
LegalTrademarks: -
OriginalFilename: Compito matematica.pdf.exe
ProductName: Firefox
ProductVersion: 37.0.2.5583
Assembly Version: 37.0.2.5583

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: 30-Mar-2020 10:49:54
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LARGE_ADDRESS_AWARE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00002000
0x0007E5AC
0x0007E600
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
7.93135
.rsrc
0x00082000
0x00018D08
0x00018E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.30918
.reloc
0x0009C000
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
5.00112
490
UNKNOWN
UNKNOWN
RT_MANIFEST
2
4.8187
4264
UNKNOWN
UNKNOWN
RT_ICON
3
5.14816
1128
UNKNOWN
UNKNOWN
RT_ICON
4
4.37591
16936
UNKNOWN
UNKNOWN
RT_ICON
5
3.97928
67624
UNKNOWN
UNKNOWN
RT_ICON
32512
2.80283
76
UNKNOWN
UNKNOWN
RT_GROUP_ICON

Imports

mscoree.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
36
Monitored processes
2
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start compito matematica.pdf.exe drpbx.exe

Process information

PID
CMD
Path
Indicators
Parent process
1440"C:\Users\admin\AppData\Local\Drpbx\drpbx.exe" C:\Users\admin\AppData\Local\Temp\Compito?matematica.pdf.exeC:\Users\admin\AppData\Local\Drpbx\drpbx.exe
Compito matematica.pdf.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
37.0.2.5583
Modules
Images
c:\users\admin\appdata\local\drpbx\drpbx.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
3488"C:\Users\admin\AppData\Local\Temp\Compito matematica.pdf.exe" C:\Users\admin\AppData\Local\Temp\Compito matematica.pdf.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
37.0.2.5583
Modules
Images
c:\users\admin\appdata\local\temp\compito matematica.pdf.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
368
Read events
363
Write events
5
Delete events
0

Modification events

(PID) Process:(3488) Compito matematica.pdf.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:firefox.exe
Value:
C:\Users\admin\AppData\Roaming\Frfx\firefox.exe
(PID) Process:(3488) Compito matematica.pdf.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(3488) Compito matematica.pdf.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
Executable files
2
Suspicious files
496
Text files
5
Unknown types
4

Dropped files

PID
Process
Filename
Type
1440drpbx.exeC:\Users\admin\Desktop\chinesenow.png.mathbinary
MD5:—
SHA256:—
1440drpbx.exeC:\Users\admin\Desktop\commentequipment.rtf.mathbinary
MD5:—
SHA256:—
1440drpbx.exeC:\Users\admin\Desktop\sucheditor.jpg.mathbinary
MD5:—
SHA256:—
1440drpbx.exeC:\Users\admin\Desktop\yourfew.png.mathbinary
MD5:—
SHA256:—
1440drpbx.exeC:\Users\admin\Documents\canonshop.rtf.mathbinary
MD5:—
SHA256:—
1440drpbx.exeC:\Users\admin\Documents\logofunction.rtf.mathbinary
MD5:—
SHA256:—
1440drpbx.exeC:\Users\admin\Downloads\joinedgrand.png.mathbinary
MD5:—
SHA256:—
1440drpbx.exeC:\Users\admin\Downloads\chrisprovider.jpg.mathbinary
MD5:—
SHA256:—
1440drpbx.exeC:\Users\admin\Pictures\individualspanel.jpg.mathbinary
MD5:—
SHA256:—
1440drpbx.exeC:\Users\Public\Music\Sample Music\Kalimba.mp3.math —
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
Compito matematica.pdf.exe