File name:

tzcb26.exe

Full analysis: https://app.any.run/tasks/dd304a49-9257-48b7-adca-e5e415edc2e7
Verdict: Malicious activity
Analysis date: February 21, 2020, 22:26:50
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
installer
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows, InnoSetup self-extracting archive
MD5:

4EFB3A361A218FF350EC9D51766FF778

SHA1:

FE516D99CF8BD95DD4A559A35CA7158172BA1AFF

SHA256:

35C97479C3855C56EAD0545C109EEEC4ADC0ECE0FD3CBDC7CDEC3FCE2A4D9ACB

SSDEEP:

98304:6VTSZnmVa8XJC7ySIvjvyrzOuVigUoCeLhxxC00oaWkWGD1xpT:6VeZmVa8s7IjCzOu/LCedb/RAV

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

      • ConnectionBooster.exe (PID: 2060)

    • Registers / Runs the DLL via REGSVR32.EXE

      • is-1JIBF.tmp (PID: 3044)

    • Loads dropped or rewritten executable

      • ConnectionBooster.exe (PID: 2060)
      • WerFault.exe (PID: 3716)

  • SUSPICIOUS

    • Creates files in the Windows directory

      • is-1JIBF.tmp (PID: 3044)

    • Executable content was dropped or overwritten

      • tzcb26.exe (PID: 1380)
      • is-1JIBF.tmp (PID: 3044)

    • Creates files in the program directory

      • WerFault.exe (PID: 3716)

  • INFO

    • Loads dropped or rewritten executable

      • is-1JIBF.tmp (PID: 3044)

    • Application was dropped or rewritten from another process

      • is-1JIBF.tmp (PID: 3044)

    • Creates a software uninstall entry

      • is-1JIBF.tmp (PID: 3044)

    • Creates files in the program directory

      • is-1JIBF.tmp (PID: 3044)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Inno Setup installer (82.8)
.exe | Win32 Executable Delphi generic (10.7)
.exe | Win32 Executable (generic) (3.4)
.exe | Generic Win/DOS Executable (1.5)
.exe | DOS Executable Generic (1.5)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 1992:06:20 00:22:17+02:00
PEType: PE32
LinkerVersion: 2.25
CodeSize: 35840
InitializedDataSize: 16896
UninitializedDataSize: -
EntryPoint: 0x9408
OSVersion: 1
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 4.0.0.0
ProductVersionNumber: 0.0.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Windows, Latin1
Comments: This installation was built with Inno Setup: http://www.innosetup.com
CompanyName: TRACKZAPPER.COM
FileDescription: Connection Booster Setup
FileVersion: 4.0.0.0
InternalName: -
OriginalFileName: -
ProductName: -
ProductVersion: -

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 19-Jun-1992 22:22:17
Detected languages:
  • Dutch - Netherlands
  • English - United States
Comments: This installation was built with Inno Setup: http://www.innosetup.com
CompanyName: TRACKZAPPER.COM
FileDescription: Connection Booster Setup
FileVersion: 4.0.0.0
InternalName: -
OriginalFilename: -
ProductName: -
ProductVersion: -

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0050
Pages in file: 0x0002
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x000F
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x001A
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000100

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 8
Time date stamp: 19-Jun-1992 22:22:17
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_BYTES_REVERSED_HI
  • IMAGE_FILE_BYTES_REVERSED_LO
  • 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
CODE
0x00001000
0x00008B44
0x00008C00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.57836
DATA
0x0000A000
0x00000248
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
2.72564
BSS
0x0000B000
0x00000E48
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.idata
0x0000C000
0x000008C2
0x00000A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.23859
.tls
0x0000D000
0x00000008
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rdata
0x0000E000
0x00000018
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED
0.199108
.reloc
0x0000F000
0x00000850
0x00000000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED
0
.rsrc
0x00010000
0x00002800
0x00002800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED
4.28916

Resources

Title
Entropy
Size
Codepage
Language
Type
1
4.86458
649
UNKNOWN
English - United States
RT_MANIFEST
2
3.47151
1384
UNKNOWN
Dutch - Netherlands
RT_ICON
3
3.91708
744
UNKNOWN
Dutch - Netherlands
RT_ICON
4
3.91366
2216
UNKNOWN
Dutch - Netherlands
RT_ICON
4089
3.21823
754
UNKNOWN
UNKNOWN
RT_STRING
4090
3.31515
780
UNKNOWN
UNKNOWN
RT_STRING
4091
3.25024
718
UNKNOWN
UNKNOWN
RT_STRING
4093
2.86149
104
UNKNOWN
UNKNOWN
RT_STRING
4094
3.20731
180
UNKNOWN
UNKNOWN
RT_STRING
4095
3.04592
174
UNKNOWN
UNKNOWN
RT_STRING

Imports

advapi32.dll
comctl32.dll
kernel32.dll
oleaut32.dll
user32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
44
Monitored processes
6
Malicious processes
2
Suspicious processes
2

Behavior graph

Click at the process to see the details
drop and start start drop and start tzcb26.exe is-1jibf.tmp regsvr32.exe no specs connectionbooster.exe werfault.exe no specs tzcb26.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1380"C:\Users\admin\AppData\Local\Temp\tzcb26.exe" C:\Users\admin\AppData\Local\Temp\tzcb26.exe
explorer.exe
User:
admin
Company:
TRACKZAPPER.COM
Integrity Level:
HIGH
Description:
Connection Booster Setup
Exit code:
0
Version:
4.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\tzcb26.exe
c:\systemroot\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\oleaut32.dll
2060"C:\Program Files\Connection Booster\ConnectionBooster.exe"C:\Program Files\Connection Booster\ConnectionBooster.exe
is-1JIBF.tmp
User:
admin
Company:
TRACKZAPPER.COM
Integrity Level:
HIGH
Description:
Connection Booster
Exit code:
3221225477
Version:
4, 0, 0, 0
Modules
Images
c:\program files\connection booster\connectionbooster.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\shlwapi.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
3044"C:\Users\admin\AppData\Local\Temp\is-NM738.tmp\is-1JIBF.tmp" /SL4 $A0140 C:\Users\admin\AppData\Local\Temp\tzcb26.exe 4001530 51200 C:\Users\admin\AppData\Local\Temp\is-NM738.tmp\is-1JIBF.tmp
tzcb26.exe
User:
admin
Integrity Level:
HIGH
Description:
Setup/Uninstall
Exit code:
0
Version:
51.34.0.0
Modules
Images
c:\users\admin\appdata\local\temp\is-nm738.tmp\is-1jibf.tmp
c:\systemroot\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\oleaut32.dll
3164"C:\Windows\system32\regsvr32.exe" /s Flash.ocxC:\Windows\system32\regsvr32.exe—is-1JIBF.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
5
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\regsvr32.exe
c:\systemroot\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
3300"C:\Users\admin\AppData\Local\Temp\tzcb26.exe" C:\Users\admin\AppData\Local\Temp\tzcb26.exe—explorer.exe
User:
admin
Company:
TRACKZAPPER.COM
Integrity Level:
MEDIUM
Description:
Connection Booster Setup
Exit code:
3221226540
Version:
4.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\tzcb26.exe
c:\systemroot\system32\ntdll.dll
3716C:\Windows\system32\WerFault.exe -u -p 2060 -s 492C:\Windows\system32\WerFault.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Problem Reporting
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\werfault.exe
c:\systemroot\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\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
Total events
705
Read events
419
Write events
285
Delete events
1

Modification events

(PID) Process:(3044) is-1JIBF.tmpKey:HKEY_CURRENT_USER\Software\Connection Booster
Operation:writeName:Installer
Value:
Yes
(PID) Process:(3044) is-1JIBF.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SharedDLLs
Operation:writeName:C:\Windows\system32\stdole2.tlb
Value:
2
(PID) Process:(3044) is-1JIBF.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SharedDLLs
Operation:writeName:C:\Windows\system32\msvbvm60.dll
Value:
2
(PID) Process:(3044) is-1JIBF.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SharedDLLs
Operation:writeName:C:\Windows\system32\oleaut32.dll
Value:
2
(PID) Process:(3044) is-1JIBF.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SharedDLLs
Operation:writeName:C:\Windows\system32\olepro32.dll
Value:
2
(PID) Process:(3044) is-1JIBF.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SharedDLLs
Operation:writeName:C:\Windows\system32\asycfilt.dll
Value:
2
(PID) Process:(3044) is-1JIBF.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SharedDLLs
Operation:writeName:C:\Windows\system32\comcat.dll
Value:
2
(PID) Process:(3044) is-1JIBF.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SharedDLLs
Operation:writeName:C:\Windows\system32\VB6STKIT.DLL
Value:
1
(PID) Process:(3044) is-1JIBF.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SharedDLLs
Operation:writeName:C:\Windows\system32\asycfilt.dll
Value:
3
(PID) Process:(3044) is-1JIBF.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SharedDLLs
Operation:writeName:C:\Windows\system32\atl.dll
Value:
2
Executable files
8
Suspicious files
3
Text files
5
Unknown types
12

Dropped files

PID
Process
Filename
Type
3044is-1JIBF.tmpC:\Program Files\Connection Booster\is-FA4ID.tmp —
MD5:—
SHA256:—
3044is-1JIBF.tmpC:\Windows\system32\is-7PARF.tmp —
MD5:—
SHA256:—
3044is-1JIBF.tmpC:\Program Files\Connection Booster\is-RFEF1.tmp —
MD5:—
SHA256:—
3044is-1JIBF.tmpC:\Program Files\Connection Booster\Lang\is-AUTG1.tmp —
MD5:—
SHA256:—
3044is-1JIBF.tmpC:\Program Files\Connection Booster\Lang\is-9O1HC.tmp —
MD5:—
SHA256:—
3044is-1JIBF.tmpC:\Program Files\Connection Booster\Skin\is-JKQ5C.tmp —
MD5:—
SHA256:—
3044is-1JIBF.tmpC:\Program Files\Connection Booster\Skin\is-QLJBJ.tmp —
MD5:—
SHA256:—
3044is-1JIBF.tmpC:\Program Files\Connection Booster\Lang\is-DOFLV.tmp —
MD5:—
SHA256:—
3044is-1JIBF.tmpC:\Program Files\Connection Booster\Lang\is-QKT20.tmp —
MD5:—
SHA256:—
3044is-1JIBF.tmpC:\Program Files\Connection Booster\Lang\is-Q96NG.tmp —
MD5:—
SHA256:—
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
0
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

No data

Threats

No threats detected
No debug info
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Reports
tzcb26.exe