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File name:

randomdisc.nitro.sfx.exe

Full analysis: https://app.any.run/tasks/9a910b99-9775-44da-9fdb-906998e763b7
Verdict: Malicious activity
Analysis date: September 30, 2020, 12:57:35
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

00A7ED41633A6396B3A084E656600395

SHA1:

ECABD052E0AA7B529D6C38B232E3E9297C073206

SHA256:

5C12C603A7C9A50670B1C0A2A03396ACC2BF04A5BE7EA64792DE18ED84917300

SSDEEP:

12288:5hqxSLo5C1Ps4XhitX+t498uECq0poTJOAGZYkplucWt1M:5HLmCiIhiX6CqyUJOPuysBPM

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

      • %random%disc.nitro.exe (PID: 2500)
      • msdcsc.exe (PID: 1748)
    • Changes the login/logoff helper path in the registry

      • %random%disc.nitro.exe (PID: 2500)
    • Changes the autorun value in the registry

      • %random%disc.nitro.exe (PID: 2500)
      • msdcsc.exe (PID: 1748)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • %random%disc.nitro.exe (PID: 2500)
      • randomdisc.nitro.sfx.exe (PID: 960)
    • Reads internet explorer settings

      • randomdisc.nitro.sfx.exe (PID: 960)
    • Reads Internet Cache Settings

      • randomdisc.nitro.sfx.exe (PID: 960)
    • Starts itself from another location

      • %random%disc.nitro.exe (PID: 2500)
  • 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 | Win32 Executable (generic) (52.9)
.exe | Generic Win/DOS Executable (23.5)
.exe | DOS Executable Generic (23.5)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2020:06:25 12:38:24+02:00
PEType: PE32
LinkerVersion: 14
CodeSize: 200704
InitializedDataSize: 254976
UninitializedDataSize: -
EntryPoint: 0x1ea80
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 25-Jun-2020 10:38:24
Detected languages:
  • English - United States
Debug artifacts:
  • D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb

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: 0x00000118

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 6
Time date stamp: 25-Jun-2020 10:38:24
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
0x00001000
0x00030F2A
0x00031000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.70442
.rdata
0x00032000
0x0000A5F2
0x0000A600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.2593
.data
0x0003D000
0x00023720
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.70568
.didat
0x00061000
0x00000188
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.29951
.rsrc
0x00062000
0x0000DFD0
0x0000E000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
6.63693
.reloc
0x00070000
0x00002264
0x00002400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.55675

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.25329
1875
UNKNOWN
English - United States
RT_MANIFEST
2
5.10026
2216
UNKNOWN
English - United States
RT_ICON
3
5.25868
3752
UNKNOWN
English - United States
RT_ICON
4
5.02609
1128
UNKNOWN
English - United States
RT_ICON
5
5.18109
4264
UNKNOWN
English - United States
RT_ICON
6
5.04307
9640
UNKNOWN
English - United States
RT_ICON
7
3.1586
482
UNKNOWN
English - United States
RT_STRING
8
3.11685
460
UNKNOWN
English - United States
RT_STRING
9
3.11236
440
UNKNOWN
English - United States
RT_STRING
10
2.99727
326
UNKNOWN
English - United States
RT_STRING

Imports

KERNEL32.dll
USER32.dll (delay-loaded)
gdiplus.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
36
Monitored processes
3
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start drop and start randomdisc.nitro.sfx.exe %random%disc.nitro.exe msdcsc.exe

Process information

PID
CMD
Path
Indicators
Parent process
960"C:\Users\admin\AppData\Local\Temp\randomdisc.nitro.sfx.exe" C:\Users\admin\AppData\Local\Temp\randomdisc.nitro.sfx.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
2500"C:\Users\admin\AppData\Local\Temp\%random%disc.nitro.exe" C:\Users\admin\AppData\Local\Temp\%random%disc.nitro.exe
randomdisc.nitro.sfx.exe
User:
admin
Company:
Microsoft Corp.
Integrity Level:
MEDIUM
Description:
Remote Service Application
Exit code:
0
Version:
1, 0, 0, 1
1748"C:\Users\admin\AppData\Local\Temp\MSDCSC\msdcsc.exe" C:\Users\admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
%random%disc.nitro.exe
User:
admin
Company:
Microsoft Corp.
Integrity Level:
MEDIUM
Description:
Remote Service Application
Version:
1, 0, 0, 1
Total events
976
Read events
903
Write events
0
Delete events
0

Modification events

No data
Executable files
2
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
960randomdisc.nitro.sfx.exeC:\Users\admin\AppData\Local\Temp\%random%disc.nitro.exeexecutable
MD5:2A94C42822831DF22AA21DDCF0D644E9
SHA256:8042775ED08CC98BCF604F7E38C1BE30243146688FBBEA2EB1E0B1EEA418A2BC
2500%random%disc.nitro.exeC:\Users\admin\AppData\Local\Temp\MSDCSC\msdcsc.exeexecutable
MD5:2A94C42822831DF22AA21DDCF0D644E9
SHA256:8042775ED08CC98BCF604F7E38C1BE30243146688FBBEA2EB1E0B1EEA418A2BC
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
1
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

Domain
IP
Reputation
xaurap.ddns.net
malicious

Threats

PID
Process
Class
Message
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
No debug info