analyze malware
  • Huge database of samples and IOCs
  • Custom VM setup
  • Unlimited submissions
  • Interactive approach
Sign up, it’s free
File name:

MaskedCrypter.exe

Full analysis: https://app.any.run/tasks/6365a3a8-ca82-4b38-8fe3-e0e97b34a0d1
Verdict: Malicious activity
Analysis date: May 20, 2019, 18:26:35
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:

AC5C5A2EA127417CD5924E05A41F8F1A

SHA1:

DB716F5348223CDF8D9A33FCAC1471E449E91263

SHA256:

92D384CE08F92DFDB78EDDF6C3B5E18F8429A725557D14BCEE890FD791490F89

SSDEEP:

24576:/f+HHbSrVCR2hcaSZLQ2IKE5HCBPPWhXFZTf1ga/VelXr8Ic7fPdYU/US/MNGRhs:n+HHkVCnVI1oP0vTfyaIy7GUMPgRq

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

    • Application was dropped or rewritten from another process

      • Aut2Exe.exe (PID: 3352)
      • upx.exe (PID: 2156)
      • haha.exe (PID: 3740)
      • haha.exe (PID: 3460)

    • Changes the autorun value in the registry

      • haha.exe (PID: 3740)
      • haha.exe (PID: 3460)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • Aut2Exe.exe (PID: 3352)
      • MaskedCrypter.exe (PID: 3404)
      • haha.exe (PID: 3460)

    • Executes scripts

      • haha.exe (PID: 3460)
      • haha.exe (PID: 3740)

    • Creates files in the user directory

      • haha.exe (PID: 3460)

    • Reads Internet Cache Settings

      • MaskedCrypter.exe (PID: 3404)

  • INFO

    • Dropped object may contain Bitcoin addresses

      • MaskedCrypter.exe (PID: 3404)

    • Manual execution by user

      • haha.exe (PID: 3460)
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

AssemblyVersion: 1.3.1.0
ProductVersion: 1.3.1.0
ProductName: MaskedCrypter
OriginalFileName: MaskedCrypter.exe
LegalCopyright: Copyright © 2015
InternalName: MaskedCrypter.exe
FileVersion: 1.3.1.0
FileDescription: MaskedCrypter
Comments: Cheap, efficent crypter.
CharacterSet: Unicode
LanguageCode: Neutral
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x003f
ProductVersionNumber: 1.3.1.0
FileVersionNumber: 1.3.1.0
Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: -
OSVersion: 4
EntryPoint: 0x1a1e9e
UninitializedDataSize: -
InitializedDataSize: 169472
CodeSize: 1703936
LinkerVersion: 8
PEType: PE32
TimeStamp: 2015:06:04 16:59:37+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 04-Jun-2015 14:59:37
Comments: Cheap, efficent crypter.
FileDescription: MaskedCrypter
FileVersion: 1.3.1.0
InternalName: MaskedCrypter.exe
LegalCopyright: Copyright © 2015
OriginalFilename: MaskedCrypter.exe
ProductName: MaskedCrypter
ProductVersion: 1.3.1.0
Assembly Version: 1.3.1.0

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: 04-Jun-2015 14:59:37
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
0x0019FEA4
0x001A0000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
7.90205
.rsrc
0x001A2000
0x00029400
0x00029400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
2.28432
.reloc
0x001CC000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.10191

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.00112
490
UNKNOWN
UNKNOWN
RT_MANIFEST
2
7.78124
4746
UNKNOWN
UNKNOWN
RT_ICON
3
1.463
67624
UNKNOWN
UNKNOWN
RT_ICON
4
1.90807
38056
UNKNOWN
UNKNOWN
RT_ICON
5
1.88112
21640
UNKNOWN
UNKNOWN
RT_ICON
6
1.6354
16936
UNKNOWN
UNKNOWN
RT_ICON
7
2.31914
9640
UNKNOWN
UNKNOWN
RT_ICON
8
2.28444
4264
UNKNOWN
UNKNOWN
RT_ICON
9
3.0457
2440
UNKNOWN
UNKNOWN
RT_ICON
10
3.62923
1128
UNKNOWN
UNKNOWN
RT_ICON

Imports

mscoree.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
42
Monitored processes
7
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start drop and start maskedcrypter.exe aut2exe.exe upx.exe no specs haha.exe haha.exe vbc.exe no specs vbc.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
3404"C:\Users\admin\AppData\Local\Temp\MaskedCrypter.exe" C:\Users\admin\AppData\Local\Temp\MaskedCrypter.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Description:
MaskedCrypter
Version:
1.3.1.0
3352"C:\Users\admin\AppData\Local\Temp\Masked Crypter\Aut2Exe.exe" /in "C:\Users\admin\AppData\Local\Temp\Masked Crypter\in.au3" /out "C:\Users\admin\AppData\Local\Temp\Masked Crypter\out.exe" /pack /icon "C:\Program Files\Microsoft Office\Office14\MSN.ICO" /comp 4C:\Users\admin\AppData\Local\Temp\Masked Crypter\Aut2Exe.exe
MaskedCrypter.exe
User:
admin
Company:
AutoIt Team
Integrity Level:
MEDIUM
Description:
Aut2Exe
Exit code:
0
Version:
3, 3, 12, 0
2156"C:\Users\admin\AppData\Local\Temp\Masked Crypter\upx.exe" --best --compress-icons=0 --keep-resource=10/SCRIPT "C:\Users\admin\AppData\Local\AutoIt v3\Aut2Exe\autED90.tmp.exe"C:\Users\admin\AppData\Local\Temp\Masked Crypter\upx.exe—Aut2Exe.exe
User:
admin
Company:
The UPX Team http://upx.sf.net
Integrity Level:
MEDIUM
Description:
UPX executable packer
Exit code:
0
Version:
3.91 (2013-09-30)
3460"C:\Users\admin\Desktop\haha.exe" C:\Users\admin\Desktop\haha.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
3740C:\Users\admin\AppData\Roaming\haha.exeC:\Users\admin\AppData\Roaming\haha.exe
haha.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
3224"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe—haha.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Visual Basic Command Line Compiler
Exit code:
3221225781
Version:
14.0.1055.0
2964"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe—haha.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Visual Basic Command Line Compiler
Exit code:
3221225781
Version:
14.0.1055.0
Total events
1 084
Read events
817
Write events
0
Delete events
0

Modification events

No data
Executable files
6
Suspicious files
4
Text files
1
Unknown types
1

Dropped files

PID
Process
Filename
Type
3352Aut2Exe.exeC:\Users\admin\AppData\Local\Temp\autED92.tmp —
MD5:—
SHA256:—
3352Aut2Exe.exeC:\Users\admin\AppData\Local\Temp\autED94.tmp —
MD5:—
SHA256:—
3352Aut2Exe.exeC:\Users\admin\AppData\Local\Temp\autED95.tmp —
MD5:—
SHA256:—
3352Aut2Exe.exeC:\Users\admin\AppData\Local\Temp\autED96.tmp —
MD5:—
SHA256:—
3352Aut2Exe.exeC:\Users\admin\AppData\Local\Temp\autED97.tmp —
MD5:—
SHA256:—
3352Aut2Exe.exeC:\Users\admin\AppData\Local\AutoIt v3\Aut2Exe\RCXEF5D.tmp —
MD5:—
SHA256:—
3352Aut2Exe.exeC:\Users\admin\AppData\Local\AutoIt v3\Aut2Exe\RCXEF6D.tmp —
MD5:—
SHA256:—
2156upx.exeC:\Users\admin\AppData\Local\AutoIt v3\Aut2Exe\autED90.tmp.upx —
MD5:—
SHA256:—
2156upx.exeC:\Users\admin\AppData\Local\AutoIt v3\Aut2Exe\autED90.tmp.exe —
MD5:—
SHA256:—
3460haha.exeC:\Users\admin\AppData\Local\Temp\aut46BC.tmp —
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
Interactive malware hunting service ANY.RUN
© 2017-2024 ANY.RUN LLC. ALL RIGHTS RESERVED
ANY.RUN
Reports
MaskedCrypter.exe