File name:

virussign.com_6534ad5376f71d373f90eefaa8af0ad0

Full analysis: https://app.any.run/tasks/f5a791c5-a43e-41d5-9881-0601c5758e67
Verdict: Malicious activity
Analysis date: July 22, 2022, 20:02:22
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:

6534AD5376F71D373F90EEFAA8AF0AD0

SHA1:

AAFAD089388AEC06C3E0541DD1449EDEF8DED646

SHA256:

585D5D965E8C88226504BF222617EC6AB0641087D38438F603DCE5102E87FD58

SSDEEP:

12288:UCVjn0fYQWFjDLUC5MKx4ZnF69Xt1/0HbKhr4b:UCV2YjPIKx46Xz/MbKhr6

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

    • Changes the autorun value in the registry

      • virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe (PID: 120)
      • TosAYMEI.exe (PID: 3212)
      • GaIgEEkI.exe (PID: 1236)

    • Drops executable file immediately after starts

      • virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe (PID: 120)
      • TosAYMEI.exe (PID: 3212)

    • Application was dropped or rewritten from another process

      • GaIgEEkI.exe (PID: 1236)
      • TosAYMEI.exe (PID: 3212)

    • Modifies files in Chrome extension folder

      • TosAYMEI.exe (PID: 3212)

  • SUSPICIOUS

    • Reads the computer name

      • virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe (PID: 120)
      • TosAYMEI.exe (PID: 3212)
      • GaIgEEkI.exe (PID: 1236)
      • cscript.exe (PID: 2376)
      • cmd.exe (PID: 3612)

    • Checks supported languages

      • virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe (PID: 120)
      • TosAYMEI.exe (PID: 3212)
      • GaIgEEkI.exe (PID: 1236)
      • cmd.exe (PID: 3612)
      • cmd.exe (PID: 1404)
      • cscript.exe (PID: 2376)

    • Creates files in the program directory

      • virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe (PID: 120)
      • TosAYMEI.exe (PID: 3212)

    • Executable content was dropped or overwritten

      • virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe (PID: 120)
      • TosAYMEI.exe (PID: 3212)

    • Uses REG.EXE to modify Windows registry

      • virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe (PID: 120)

    • Starts CMD.EXE for commands execution

      • virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe (PID: 120)

    • Drops a file with a compile date too recent

      • virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe (PID: 120)
      • TosAYMEI.exe (PID: 3212)

    • Executes scripts

      • cmd.exe (PID: 1404)

    • Uses RUNDLL32.EXE to load library

      • cmd.exe (PID: 3612)

  • INFO

    • Checks supported languages

      • reg.exe (PID: 1272)
      • reg.exe (PID: 3288)
      • reg.exe (PID: 1032)
      • rundll32.exe (PID: 2056)

    • Checks Windows Trust Settings

      • cscript.exe (PID: 2376)

    • Dropped object may contain Bitcoin addresses

      • TosAYMEI.exe (PID: 3212)
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

Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: -
OSVersion: 4
EntryPoint: 0x1000
UninitializedDataSize: -
InitializedDataSize: 5632
CodeSize: 445952
LinkerVersion: 5.12
PEType: PE32
TimeStamp: 2015:01:06 01:36:08+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 06-Jan-2015 00:36:08
Detected languages:
  • English - United States

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: 0x000000B8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 4
Time date stamp: 06-Jan-2015 00:36:08
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
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0006D000
0x0006CE00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
7.95263
.rdata
0x0006E000
0x00001000
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
3.1246
.data
0x0006F000
0x00000084
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
2.38707
.rsrc
0x00070000
0x0000115C
0x00001200
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_LOCKED, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.50104

Resources

Title
Entropy
Size
Codepage
Language
Type
1
1.94375
20
Latin 1 / Western European
English - United States
RT_GROUP_ICON

Imports

advapi32.dll
kernel32.dll
oleaut32.dll
user32.dll
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
48
Monitored processes
10
Malicious processes
2
Suspicious processes
1

Behavior graph

Click at the process to see the details
drop and start drop and start start virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe tosaymei.exe gaigeeki.exe cmd.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs cmd.exe no specs cscript.exe no specs rundll32.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
120"C:\Users\admin\AppData\Local\Temp\virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe" C:\Users\admin\AppData\Local\Temp\virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe
Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\sechost.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
1032reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /d 0 /t REG_DWORD /fC:\Windows\system32\reg.exe—virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Console Tool
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\lpk.dll
1236"C:\ProgramData\bmoYUQYo\GaIgEEkI.exe"C:\ProgramData\bmoYUQYo\GaIgEEkI.exe
virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\programdata\bmoyuqyo\gaigeeki.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\msctf.dll
1272reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /f /v HideFileExt /t REG_DWORD /d 1C:\Windows\system32\reg.exe—virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.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\user32.dll
c:\windows\system32\gdi32.dll
1404C:\Windows\system32\cmd.exe /c ""C:\Users\admin\AppData\Local\Temp\REwowUQk.bat" "C:\Users\admin\AppData\Local\Temp\virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe""C:\Windows\system32\cmd.exe—virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
1
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\imm32.dll
2056"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\AppData\Local\Temp\virussign.com_6534ad5376f71d373f90eefaa8af0ad0C:\Windows\system32\rundll32.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imagehlp.dll
2376cscript C:\Users\admin\AppData\Local\Temp/file.vbsC:\Windows\system32\cscript.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Console Based Script Host
Exit code:
0
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\cscript.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
3212"C:\Users\admin\ksIsgQoE\TosAYMEI.exe"C:\Users\admin\ksIsgQoE\TosAYMEI.exe
virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\ksisgqoe\tosaymei.exe
c:\windows\system32\kernel32.dll
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imm32.dll
3288reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /f /v Hidden /t REG_DWORD /d 2C:\Windows\system32\reg.exe—virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
3612C:\Windows\system32\cmd.exe /c "C:\Users\admin\AppData\Local\Temp\virussign.com_6534ad5376f71d373f90eefaa8af0ad0"C:\Windows\system32\cmd.exe—virussign.com_6534ad5376f71d373f90eefaa8af0ad0.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
Total events
2 280
Read events
2 274
Write events
6
Delete events
0

Modification events

(PID) Process:(120) virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:TosAYMEI.exe
Value:
C:\Users\admin\ksIsgQoE\TosAYMEI.exe
(PID) Process:(120) virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:GaIgEEkI.exe
Value:
C:\ProgramData\bmoYUQYo\GaIgEEkI.exe
(PID) Process:(3212) TosAYMEI.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:TosAYMEI.exe
Value:
C:\Users\admin\ksIsgQoE\TosAYMEI.exe
(PID) Process:(1272) reg.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
Operation:writeName:HideFileExt
Value:
1
(PID) Process:(3288) reg.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
Operation:writeName:Hidden
Value:
2
(PID) Process:(1236) GaIgEEkI.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:GaIgEEkI.exe
Value:
C:\ProgramData\bmoYUQYo\GaIgEEkI.exe
Executable files
879
Suspicious files
0
Text files
248
Unknown types
0

Dropped files

PID
Process
Filename
Type
3212TosAYMEI.exeC:\Users\admin\AppData\Local\Temp\ckoS.exeexecutable
MD5:—
SHA256:—
3212TosAYMEI.exeC:\Users\admin\AppData\Local\VirtualStore\RCXAED4.tmpexecutable
MD5:—
SHA256:—
3212TosAYMEI.exeC:\Users\admin\AppData\Local\Temp\OsEi.exeexecutable
MD5:—
SHA256:—
3212TosAYMEI.exeC:\MSOCache\All Users\{90140000-006E-0407-0000-0000000FF1CE}-C\DW20.EXE.exeexecutable
MD5:—
SHA256:—
3212TosAYMEI.exeC:\Users\admin\AppData\Local\VirtualStore\RCXAFF0.tmpexecutable
MD5:—
SHA256:—
3212TosAYMEI.exeC:\MSOCache\All Users\{90140000-003D-0000-0000-0000000FF1CE}-C\setup.exeexecutable
MD5:—
SHA256:—
3212TosAYMEI.exeC:\MSOCache\All Users\{90140000-006E-040C-0000-0000000FF1CE}-C\DW20.EXE.exeexecutable
MD5:—
SHA256:—
3212TosAYMEI.exeC:\Users\admin\AppData\Local\Temp\sIQy.exeexecutable
MD5:—
SHA256:—
120virussign.com_6534ad5376f71d373f90eefaa8af0ad0.exeC:\Users\admin\ksIsgQoE\TosAYMEI.exeexecutable
MD5:—
SHA256:—
3212TosAYMEI.exeC:\Users\admin\AppData\Local\VirtualStore\RCXAF62.tmpexecutable
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
3
DNS requests
2
Threats
1

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3212
TosAYMEI.exe
GET
301
142.250.186.142:80
http://google.com/
US
html
219 b
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3212
TosAYMEI.exe
142.250.185.142:80
—
Google Inc.
US
whitelisted
1236
GaIgEEkI.exe
142.250.185.142:80
—
Google Inc.
US
whitelisted
3212
TosAYMEI.exe
142.250.186.142:80
google.com
Google Inc.
US
whitelisted

DNS requests

Domain
IP
Reputation
dns.msftncsi.com
  • 131.107.255.255
shared
google.com
  • 142.250.186.142
malicious

Threats

PID
Process
Class
Message
3212
TosAYMEI.exe
A Network Trojan was detected
ET INFO Terse Unencrypted Request for Google - Likely Connectivity Check
No debug info
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Reports
virussign.com_6534ad5376f71d373f90eefaa8af0ad0