File name:

meeting.exe

Full analysis: https://app.any.run/tasks/20b320a9-25f6-4961-abe5-76f8d9b362c8
Verdict: Malicious activity
Analysis date: May 16, 2023, 06:50:34
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
evasion
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

94AEA5A8C7F08CB7C7A8ED9CC781488E

SHA1:

66172B9C4C4928B40C737C3BBE4AD3A045646B8B

SHA256:

EDB76A6159243C4E0694C4273123EB2A399D9F60BDB2A8FD0C660BDB845500CD

SSDEEP:

12288:E4v5plrnRYe/FuIEZ8B3RODp2o0MF/ynn68GUBPNBoEq:VJqe/Y2mQozW68GUBboE

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

    • Starts CMD.EXE for self-deleting

      • meeting.exe (PID: 3936)

    • Uses Task Scheduler to run other applications

      • cmd.exe (PID: 1016)

    • Actions looks like stealing of personal data

      • meeting.exe (PID: 332)
      • meeting.exe (PID: 1964)

  • SUSPICIOUS

    • Starts CMD.EXE for commands execution

      • meeting.exe (PID: 3936)

    • Executable content was dropped or overwritten

      • meeting.exe (PID: 3936)

    • Reads the Internet Settings

      • meeting.exe (PID: 3936)
      • meeting.exe (PID: 332)
      • meeting.exe (PID: 1964)

    • Starts application with an unusual extension

      • cmd.exe (PID: 1016)

    • The process executes via Task Scheduler

      • meeting.exe (PID: 1964)

    • Reads settings of System Certificates

      • meeting.exe (PID: 332)
      • meeting.exe (PID: 1964)

    • Reads browser cookies

      • meeting.exe (PID: 332)

    • Accesses Microsoft Outlook profiles

      • meeting.exe (PID: 332)
      • meeting.exe (PID: 1964)

    • Connects to the server without a host name

      • meeting.exe (PID: 332)

    • Process communicates with Telegram (possibly using it as an attacker's C2 server)

      • meeting.exe (PID: 332)

    • Checks for external IP

      • meeting.exe (PID: 332)
      • meeting.exe (PID: 1964)

    • Searches for installed software

      • meeting.exe (PID: 332)

    • Process requests binary or script from the Internet

      • meeting.exe (PID: 332)

  • INFO

    • Reads the computer name

      • meeting.exe (PID: 3936)
      • meeting.exe (PID: 1964)
      • meeting.exe (PID: 332)

    • Checks supported languages

      • meeting.exe (PID: 3936)
      • chcp.com (PID: 3784)
      • meeting.exe (PID: 332)
      • meeting.exe (PID: 1964)

    • Reads Environment values

      • meeting.exe (PID: 3936)
      • meeting.exe (PID: 332)
      • meeting.exe (PID: 1964)

    • Reads the machine GUID from the registry

      • meeting.exe (PID: 3936)
      • meeting.exe (PID: 332)
      • meeting.exe (PID: 1964)

    • Creates files or folders in the user directory

      • meeting.exe (PID: 3936)
      • meeting.exe (PID: 332)

    • The process checks LSA protection

      • meeting.exe (PID: 3936)
      • meeting.exe (PID: 332)
      • meeting.exe (PID: 1964)

    • The executable file from the user directory is run by the CMD process

      • meeting.exe (PID: 332)

    • Create files in a temporary directory

      • meeting.exe (PID: 332)
      • meeting.exe (PID: 1964)
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: 1.2.0.0
ProductVersion: 1.1.0.0
ProductName: TransmissionLineImage
OriginalFileName: TtDk.exe
LegalTrademarks: Handyman
LegalCopyright: -
InternalName: TtDk.exe
FileVersion: 1.1.0.0
FileDescription: TransmissionLineImage
CompanyName: Handyman
Comments: -
CharacterSet: Unicode
LanguageCode: Neutral
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x003f
ProductVersionNumber: 1.1.0.0
FileVersionNumber: 1.1.0.0
Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: -
OSVersion: 4
EntryPoint: 0xb52d2
UninitializedDataSize: -
InitializedDataSize: 4096
CodeSize: 734208
LinkerVersion: 6
PEType: PE32
ImageFileCharacteristics: Executable, No line numbers, No symbols, 32-bit
TimeStamp: 2023:05:16 01:17:20+00:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 16-May-2023 01:17:20
Comments: -
CompanyName: Handyman
FileDescription: TransmissionLineImage
FileVersion: 1.1.0.0
InternalName: TtDk.exe
LegalCopyright: -
LegalTrademarks: Handyman
OriginalFilename: TtDk.exe
ProductName: TransmissionLineImage
ProductVersion: 1.1.0.0
Assembly Version: 1.2.0.0

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: 16-May-2023 01:17:20
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00002000
0x000B32D8
0x000B3400
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
7.77391
.rsrc
0x000B6000
0x00000D10
0x00000E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.79674
.reloc
0x000B8000
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
4.94168
436
Latin 1 / Western European
UNKNOWN
RT_MANIFEST
32512
1.51664
20
Latin 1 / Western European
UNKNOWN
RT_GROUP_ICON

Imports

mscoree.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
46
Monitored processes
7
Malicious processes
4
Suspicious processes
0

Behavior graph

Click at the process to see the details
start meeting.exe cmd.exe no specs chcp.com no specs ping.exe no specs schtasks.exe no specs meeting.exe meeting.exe

Process information

PID
CMD
Path
Indicators
Parent process
332"C:\Users\admin\AppData\Local\Nvidia\meeting.exe" C:\Users\admin\AppData\Local\Nvidia\meeting.exe
cmd.exe
User:
admin
Company:
Handyman
Integrity Level:
MEDIUM
Description:
TransmissionLineImage
Exit code:
3762504530
Version:
1.1.0.0
Modules
Images
c:\users\admin\appdata\local\nvidia\meeting.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
c:\windows\system32\gdi32.dll
1016"C:\Windows\System32\cmd.exe" /C chcp 65001 && ping 127.0.0.1 && schtasks /create /tn "meeting" /sc MINUTE /tr "C:\Users\admin\AppData\Local\Nvidia\meeting.exe" /rl LIMITED /f && DEL /F /S /Q /A "C:\Users\admin\AppData\Local\Temp\meeting.exe" &&START "" "C:\Users\admin\AppData\Local\Nvidia\meeting.exe"C:\Windows\System32\cmd.exe—meeting.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
1964C:\Users\admin\AppData\Local\Nvidia\meeting.exe C:\Users\admin\AppData\Local\Nvidia\meeting.exe
taskeng.exe
User:
admin
Company:
Handyman
Integrity Level:
MEDIUM
Description:
TransmissionLineImage
Exit code:
3762504530
Version:
1.1.0.0
Modules
Images
c:\users\admin\appdata\local\nvidia\meeting.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
2896ping 127.0.0.1 C:\Windows\System32\PING.EXE—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
TCP/IP Ping Command
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\ping.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\iphlpapi.dll
c:\windows\system32\nsi.dll
3784chcp 65001 C:\Windows\System32\chcp.com—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Change CodePage Utility
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\chcp.com
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\ulib.dll
c:\windows\system32\lpk.dll
c:\windows\system32\advapi32.dll
3936"C:\Users\admin\AppData\Local\Temp\meeting.exe" C:\Users\admin\AppData\Local\Temp\meeting.exe
explorer.exe
User:
admin
Company:
Handyman
Integrity Level:
MEDIUM
Description:
TransmissionLineImage
Exit code:
0
Version:
1.1.0.0
Modules
Images
c:\users\admin\appdata\local\temp\meeting.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
4028schtasks /create /tn "meeting" /sc MINUTE /tr "C:\Users\admin\AppData\Local\Nvidia\meeting.exe" /rl LIMITED /f C:\Windows\System32\schtasks.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Manages scheduled tasks
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\schtasks.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\ole32.dll
Total events
10 096
Read events
10 060
Write events
36
Delete events
0

Modification events

(PID) Process:(3936) meeting.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(3936) meeting.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(3936) meeting.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(3936) meeting.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(332) meeting.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16D\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(1964) meeting.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16D\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
Executable files
1
Suspicious files
4
Text files
1
Unknown types
1

Dropped files

PID
Process
Filename
Type
332meeting.exeC:\Users\admin\AppData\Local\Temp\tmp6F8B.tmp —
MD5:—
SHA256:—
1964meeting.exeC:\Users\admin\AppData\Local\Temp\tmpC56B.tmp —
MD5:—
SHA256:—
332meeting.exeC:\Users\admin\AppData\Local\dc2hvbfa3x\port.dattext
MD5:9A02387B02CE7DE2DAC4B925892F68FB
SHA256:914302698973596F3CC6FC14206D81A13B9D08ADA96B4E22FE9A6209087C42ED
332meeting.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77EC63BDA74BD0D0E0426DC8F8008506compressed
MD5:3AC860860707BAAF32469FA7CC7C0192
SHA256:D015145D551ECD14916270EFAD773BBC9FD57FAD2228D2C24559F696C961D904
3936meeting.exeC:\Users\admin\AppData\Local\Nvidia\meeting.exeexecutable
MD5:94AEA5A8C7F08CB7C7A8ED9CC781488E
SHA256:EDB76A6159243C4E0694C4273123EB2A399D9F60BDB2A8FD0C660BDB845500CD
332meeting.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506binary
MD5:1155D7058D092D9C2135F040F0E33825
SHA256:066F4A7D138AC6627E06023F97EA351DA2EF7A85FBCA8ED1C3EFEA8BD0B32126
332meeting.exeC:\Users\admin\AppData\Local\Temp\Tar744F.tmpcat
MD5:4FF65AD929CD9A367680E0E5B1C08166
SHA256:C8733C93CC5AAF5CA206D06AF22EE8DBDEC764FB5085019A6A9181FEB9DFDEE6
332meeting.exeC:\Users\admin\AppData\Local\Temp\Cab744E.tmpcompressed
MD5:3AC860860707BAAF32469FA7CC7C0192
SHA256:D015145D551ECD14916270EFAD773BBC9FD57FAD2228D2C24559F696C961D904
332meeting.exeC:\Users\admin\AppData\Local\dc2hvbfa3x\report.lockbinary
MD5:C4CA4238A0B923820DCC509A6F75849B
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
64
TCP/UDP connections
94
DNS requests
18
Threats
11

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
332
meeting.exe
GET
—
209.197.3.8:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?64c5bf98c6f09d52
US
—
—
whitelisted
332
meeting.exe
POST
400
142.250.186.110:80
http://youtube.com/wsVZjAbAO0?q=2
US
html
7.32 Kb
whitelisted
332
meeting.exe
POST
301
104.16.156.132:80
http://blockchain.com/GjMLkoZqDj?q=1
US
—
—
suspicious
332
meeting.exe
POST
301
104.16.156.132:80
http://blockchain.com/GjMLkoZqDj?q=1
US
—
—
suspicious
332
meeting.exe
POST
301
104.16.156.132:80
http://blockchain.com/GjMLkoZqDj?q=1
US
—
—
suspicious
332
meeting.exe
POST
301
104.16.156.132:80
http://blockchain.com/GjMLkoZqDj?q=1
US
—
—
suspicious
332
meeting.exe
POST
400
142.250.186.110:80
http://youtube.com/Ep3hnbR6IC?q=0
US
html
7.32 Kb
whitelisted
332
meeting.exe
POST
400
142.250.186.110:80
http://youtube.com/Ep3hnbR6IC?q=0
US
html
7.32 Kb
whitelisted
332
meeting.exe
POST
400
142.250.186.110:80
http://youtube.com/Ep3hnbR6IC?q=0
US
html
7.32 Kb
whitelisted
332
meeting.exe
POST
301
104.16.156.132:80
http://blockchain.com/GjMLkoZqDj?q=1
US
—
—
suspicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1076
svchost.exe
224.0.0.252:5355
—
—
—
unknown
3416
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
332
meeting.exe
142.250.186.110:80
youtube.com
GOOGLE
US
whitelisted
332
meeting.exe
159.69.63.226:443
archive.torproject.org
Hetzner Online GmbH
DE
suspicious
332
meeting.exe
104.16.156.132:80
blockchain.com
CLOUDFLARENET
—
suspicious
332
meeting.exe
104.16.157.132:443
blockchain.com
CLOUDFLARENET
—
unknown
332
meeting.exe
142.250.185.142:80
google.com
GOOGLE
US
whitelisted
332
meeting.exe
209.197.3.8:80
ctldl.windowsupdate.com
STACKPATH-CDN
US
whitelisted

DNS requests

Domain
IP
Reputation
archive.torproject.org
  • 159.69.63.226
shared
youtube.com
  • 142.250.186.110
whitelisted
blockchain.com
  • 104.16.156.132
  • 104.16.157.132
suspicious
www.blockchain.com
  • 104.16.157.132
  • 104.16.156.132
suspicious
google.com
  • 142.250.185.142
  • 142.250.186.78
malicious
ctldl.windowsupdate.com
  • 209.197.3.8
whitelisted
pornhub.com
  • 66.254.114.41
whitelisted
github.com
  • 140.82.121.3
malicious
telegram.org
  • 149.154.167.99
whitelisted
ip-api.com
  • 208.95.112.1
malicious

Threats

PID
Process
Class
Message
—
—
Potential Corporate Privacy Violation
AV POLICY Internal Host Retrieving External IP Address (ip-api. com)
—
—
Device Retrieving External IP Address Detected
ET POLICY External IP Lookup ip-api.com
—
—
Potential Corporate Privacy Violation
AV POLICY Internal Host Retrieving External IP Address (ip-api. com)
—
—
Device Retrieving External IP Address Detected
ET POLICY External IP Lookup ip-api.com
—
—
Potentially Bad Traffic
ET POLICY Observed DNS Query to File Transfer Service Domain (transfer .sh)
—
—
Misc activity
ET INFO Commonly Abused File Sharing Site Domain Observed (transfer .sh in DNS Lookup)
—
—
Misc activity
ET INFO Commonly Abused File Sharing Site Domain Observed (transfer .sh in TLS SNI)
—
—
Potential Corporate Privacy Violation
ET POLICY Observed File Transfer Service SSL/TLS Certificate (transfer .sh)
—
—
Misc activity
ET HUNTING Telegram API Domain in DNS Lookup
—
—
Misc activity
ET HUNTING Observed Telegram API Domain (api .telegram .org in TLS SNI)
No debug info
Interactive malware hunting service ANY.RUN
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ANY.RUN
Reports
meeting.exe