File name:

INSTRUCTIONLETTER63-2025.exe

Full analysis: https://app.any.run/tasks/175d7dc8-5fea-4dfe-96f2-d02152dbd7ef
Verdict: Malicious activity
Analysis date: March 25, 2025, 03:48:52
OS: Ubuntu 22.04.2
MIME: application/vnd.microsoft.portable-executable
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows, 3 sections
MD5:

1CE4EEC150B3F140F72CE0DDCAD39337

SHA1:

E5FB09B22C4C04025281DA6661D7C895D7D496A9

SHA256:

2A64D3212309DA646F5EF8210F6B8966C7A63CE82CB5BBD3C03838DD296BADCF

SSDEEP:

49152:95akkiigYtI295TAChHWvd8GXW8Q7c1qWrW43ggZmzlrRemteQvkuyWhc6d1S0Dt:95h5iNfTnhHGyL8Q7ZWrWeg4mz73tRk2

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

    No malicious indicators.

  • SUSPICIOUS

    • Reads profile file

      • nautilus (PID: 40666)

    • Creates files in the user directory

      • 7z (PID: 40742)
      • file-roller (PID: 40692)

    • Executes the "rm" command to delete files or directories

      • file-roller (PID: 40692)

  • INFO

    • Checks timezone

      • 7z (PID: 40707)
      • file-roller (PID: 40692)
      • 7z (PID: 40742)
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: 2025:03:24 21:50:21+00:00
ImageFileCharacteristics: Executable, No line numbers, No symbols, 32-bit
PEType: PE32
LinkerVersion: 8
CodeSize: 1315840
InitializedDataSize: 2048
UninitializedDataSize: -
EntryPoint: 0x14329e
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 1.0.0.0
ProductVersionNumber: 1.0.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
Comments: -
CompanyName: -
FileDescription: Dlnfcrr
FileVersion: 1.0.0.0
InternalName: Dlnfcrr.exe
LegalCopyright: Copyright © 2016
LegalTrademarks: -
OriginalFileName: Dlnfcrr.exe
ProductName: Dlnfcrr
ProductVersion: 1.0.0.0
AssemblyVersion: 1.0.0.0
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
241
Monitored processes
17
Malicious processes
0
Suspicious processes
0

Behavior graph

Click at the process to see the details
start dash no specs sudo no specs nautilus no specs locale-check no specs systemd-hostnamed no specs nautilus no specs file-roller no specs 7z no specs gvfsd-network no specs gvfsd-smb-browse gvfsd-dnssd no specs 7z no specs mv no specs rm no specs tracker-extract-3 no specs dbus-daemon no specs gnome-text-editor no specs

Process information

PID
CMD
Path
Indicators
Parent process
40664/bin/sh -c "DISPLAY=:0 sudo -iu user nautilus /home/user/Desktop/INSTRUCTIONLETTER63-2025\.exe "/usr/bin/dash—any-guest-agent
User:
user
Integrity Level:
UNKNOWN
40665sudo -iu user nautilus /home/user/Desktop/INSTRUCTIONLETTER63-2025.exe/usr/bin/sudo—dash
User:
root
Integrity Level:
UNKNOWN
40666nautilus /home/user/Desktop/INSTRUCTIONLETTER63-2025.exe/usr/bin/nautilus—sudo
User:
user
Integrity Level:
UNKNOWN
40667/usr/bin/locale-check C.UTF-8/usr/bin/locale-check—nautilus
User:
user
Integrity Level:
UNKNOWN
Exit code:
0
40683/lib/systemd/systemd-hostnamed/usr/lib/systemd/systemd-hostnamed—systemd
User:
root
Integrity Level:
UNKNOWN
40691nautilus /home/user/Desktop/INSTRUCTIONLETTER63-2025.exe/usr/bin/nautilus—nautilus
User:
user
Integrity Level:
UNKNOWN
Exit code:
0
40692file-roller /home/user/Desktop/INSTRUCTIONLETTER63-2025.exe/usr/bin/file-roller—nautilus
User:
user
Integrity Level:
UNKNOWN
40707/usr/lib/p7zip/7z l -slt -bd -y -- /home/user/Desktop/INSTRUCTIONLETTER63-2025.exe/usr/lib/p7zip/7z—file-roller
User:
user
Integrity Level:
UNKNOWN
Exit code:
0
40718/usr/libexec/gvfsd-network --spawner :1.6 /org/gtk/gvfs/exec_spaw/1/usr/libexec/gvfsd-network—gvfsd
User:
user
Integrity Level:
UNKNOWN
40724/usr/libexec/gvfsd-smb-browse --spawner :1.6 /org/gtk/gvfs/exec_spaw/2/usr/libexec/gvfsd-smb-browse
gvfsd
User:
user
Integrity Level:
UNKNOWN
Exit code:
0
Executable files
0
Suspicious files
4
Text files
7
Unknown types
0

Dropped files

PID
Process
Filename
Type
40757gnome-text-editor/home/user/.local/share/org.gnome.TextEditor/session.gvariantbinary
MD5:—
SHA256:—
40666nautilus/home/user/.local/share/recently-used.xbel.I1E032xml
MD5:—
SHA256:—
40692file-roller/home/user/.local/share/recently-used.xbel.PZB132xml
MD5:—
SHA256:—
407427z/home/user/Desktop/1xml
MD5:—
SHA256:—
40692file-roller/home/user/.local/share/recently-used.xbelxml
MD5:—
SHA256:—
40757gnome-text-editor/home/user/.local/share/org.gnome.TextEditor/recently-used.xbelxml
MD5:—
SHA256:—
40666nautilus/home/user/.local/share/recently-used.xbelxml
MD5:—
SHA256:—
40757gnome-text-editor/home/user/.cache/mesa_shader_cache/d2/ea27fa2c8972e4719271e6ea166eb60cb88796binary
MD5:—
SHA256:—
40757gnome-text-editor/home/user/.cache/mesa_shader_cache/74/0feed80fcc6c9ed6fbc025c5e0aa962968fa40binary
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
7
DNS requests
6
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
—
—
GET
204
185.125.190.97:80
http://connectivity-check.ubuntu.com/
unknown
—
—
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
—
—
185.125.190.97:80
connectivity-check.ubuntu.com
Canonical Group Limited
GB
whitelisted
484
avahi-daemon
224.0.0.251:5353
—
—
—
unknown
40724
gvfsd-smb-browse
192.168.100.255:137
—
—
—
whitelisted

DNS requests

Domain
IP
Reputation
google.com
  • 142.250.184.238
  • 2a00:1450:4001:806::200e
whitelisted
connectivity-check.ubuntu.com
  • 185.125.190.97
  • 91.189.91.96
  • 185.125.190.96
  • 91.189.91.49
  • 91.189.91.98
  • 185.125.190.17
  • 185.125.190.98
  • 185.125.190.18
  • 91.189.91.48
  • 185.125.190.49
  • 185.125.190.48
  • 91.189.91.97
  • 2620:2d:4000:1::22
  • 2620:2d:4000:1::97
  • 2620:2d:4000:1::2a
  • 2620:2d:4002:1::198
  • 2620:2d:4000:1::23
  • 2620:2d:4000:1::96
  • 2001:67c:1562::23
  • 2620:2d:4000:1::98
  • 2001:67c:1562::24
  • 2620:2d:4000:1::2b
  • 2620:2d:4002:1::196
  • 2620:2d:4002:1::197
whitelisted
15.100.168.192.in-addr.arpa
  • —
unknown

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
INSTRUCTIONLETTER63-2025.exe