File name:

44.exe

Full analysis: https://app.any.run/tasks/c9a32fa2-8bda-4c32-be2a-166a1455b9ad
Verdict: Malicious activity
Analysis date: January 24, 2022, 23:56:13
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:

AB882A80736C7A7F8F70530E9EEB5CCF

SHA1:

A123B86E4B1D5DB92B3FA7DD74096C746D3F5238

SHA256:

AE9225C383CBDB69E7832115DFC7C235824C77B4F0A1BB7E5E51DC733AD47017

SSDEEP:

384:9Zyt4DQolYxOoyi0q1eU+UEJ8cFQPzgIij+ZsNO3PlpJKkkjh/TzF7pWnS/greTn:3IouIli0Uezl86wuXQ/oP/+L

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

    • Writes to a start menu file

      • 44.exe (PID: 3104)

    • Changes the autorun value in the registry

      • 44.exe (PID: 3104)

  • SUSPICIOUS

    • Checks supported languages

      • 44.exe (PID: 3104)

    • Creates files in the user directory

      • 44.exe (PID: 3104)

    • Reads the computer name

      • 44.exe (PID: 3104)

    • Drops a file with a compile date too recent

      • 44.exe (PID: 3104)

    • Executable content was dropped or overwritten

      • 44.exe (PID: 3104)

  • INFO

    • Manual execution by user

      • WINWORD.EXE (PID: 2876)

    • Checks supported languages

      • WINWORD.EXE (PID: 2876)

    • Reads the computer name

      • WINWORD.EXE (PID: 2876)

    • Creates files in the user directory

      • WINWORD.EXE (PID: 2876)

    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 2876)
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: 0xc37e
UninitializedDataSize: -
InitializedDataSize: 1536
CodeSize: 41984
LinkerVersion: 8
PEType: PE32
TimeStamp: 2022:01:24 23:09:32+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 24-Jan-2022 22:09:32

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: 24-Jan-2022 22:09:32
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
0x0000A384
0x0000A400
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.69817
.rsrc
0x0000E000
0x00000400
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
3.51607
.reloc
0x00010000
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

Imports

mscoree.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
37
Monitored processes
2
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start 44.exe winword.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2876"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\onemature.rtf"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE—Explorer.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Word
Exit code:
0
Version:
14.0.6024.1000
Modules
Images
c:\windows\system32\ntdll.dll
c:\program files\microsoft office\office14\winword.exe
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\winsxs\x86_microsoft.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.6161_none_50934f2ebcb7eb57\msvcr90.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_5.82.7601.18837_none_ec86b8d6858ec0bc\comctl32.dll
3104"C:\Users\admin\AppData\Local\Temp\44.exe" C:\Users\admin\AppData\Local\Temp\44.exe
Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\44.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
3 670
Read events
2 888
Write events
636
Delete events
146

Modification events

(PID) Process:(3104) 44.exeKey:HKEY_CURRENT_USER
Operation:writeName:di
Value:
!
(PID) Process:(3104) 44.exeKey:HKEY_CURRENT_USER\Environment
Operation:writeName:SEE_MASK_NOZONECHECKS
Value:
1
(PID) Process:(3104) 44.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:Windows Update
Value:
"C:\Users\admin\AppData\Local\Temp\44.exe" ..
(PID) Process:(2876) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:writeName:~t<
Value:
7E743C003C0B0000010000000000000000000000
(PID) Process:(2876) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
(PID) Process:(2876) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1041
Value:
Off
(PID) Process:(2876) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1046
Value:
Off
(PID) Process:(2876) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1036
Value:
Off
(PID) Process:(2876) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1031
Value:
Off
(PID) Process:(2876) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1040
Value:
Off
Executable files
1
Suspicious files
1
Text files
1
Unknown types
6

Dropped files

PID
Process
Filename
Type
2876WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVR8C5E.tmp.cvr —
MD5:—
SHA256:—
2876WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.datini
MD5:—
SHA256:—
310444.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exeexecutable
MD5:—
SHA256:—
2876WINWORD.EXEC:\Users\admin\Desktop\~$emature.rtfpgc
MD5:—
SHA256:—
2876WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\onemature.rtf.LNKlnk
MD5:—
SHA256:—
2876WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRF{B3FC6DAD-E4C0-40D2-82D6-E4CB97A2964B}.tmpbinary
MD5:—
SHA256:—
2876WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:—
SHA256:—
2876WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRS{7C820296-7C58-4DF7-B4B7-9591679D3582}.tmpdbf
MD5:—
SHA256:—
2876WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRS{D547F7DE-2033-40BC-BF1E-17FB9986F4F3}.tmpsmt
MD5:5D4D94EE7E06BBB0AF9584119797B23A
SHA256:4826C0D860AF884D3343CA6460B0006A7A2CE7DBCCC4D743208585D997CC5FD1
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
41
DNS requests
3
Threats
4

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
—
—
3.142.129.56:10529
8.tcp.ngrok.io
—
US
malicious
3104
44.exe
3.142.129.56:10529
8.tcp.ngrok.io
—
US
malicious
—
—
3.142.81.166:10529
8.tcp.ngrok.io
—
US
malicious
3104
44.exe
3.142.81.166:10529
8.tcp.ngrok.io
—
US
malicious
—
—
3.142.167.4:10529
8.tcp.ngrok.io
—
US
malicious
3104
44.exe
3.142.167.4:10529
8.tcp.ngrok.io
—
US
malicious

DNS requests

Domain
IP
Reputation
8.tcp.ngrok.io
  • 3.142.129.56
  • 3.142.81.166
  • 3.142.167.4
malicious

Threats

PID
Process
Class
Message
—
—
Potential Corporate Privacy Violation
ET POLICY DNS Query to a *.ngrok domain (ngrok.io)
—
—
Potential Corporate Privacy Violation
ET POLICY DNS Query to a *.ngrok domain (ngrok.io)
3104
44.exe
Misc Attack
ET TOR Known Tor Relay/Router (Not Exit) Node Traffic group 693
—
—
Potential Corporate Privacy Violation
ET POLICY DNS Query to a *.ngrok domain (ngrok.io)
No debug info
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Reports
44.exe