File name:

teamviewer.exe

Full analysis: https://app.any.run/tasks/8210d818-88de-4435-87d8-c9dc1ecb26a7
Verdict: Malicious activity
Analysis date: September 09, 2021, 07:29:44
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
installer
teamviewer
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

E9B8D64B874AAA269BD188269CF05634

SHA1:

22F745DA0A4EDDF61E2A225CA813005C7ED40B8E

SHA256:

E7FCF9133AA4195D8EDF147CCDB4D8D3A5DBD167861B63C63BD29547E23E56B9

SSDEEP:

49152:DUOiEamtjzS+KQdrZ2PEoPTDJaG4XhOz2KUcr1jztH1:DUvmtjW+KQdZVo7DJEs6UjzP

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

    • Drops executable file immediately after starts

      • teamviewer.exe (PID: 2488)

    • Loads dropped or rewritten executable

      • UniPrint.exe (PID: 2708)
      • UniPrint.exe (PID: 1016)

    • Application was dropped or rewritten from another process

      • UniPrint.exe (PID: 2708)
      • UniPrint.exe (PID: 1016)

    • Changes the autorun value in the registry

      • UniPrint.exe (PID: 1016)

    • TEAMVIEWER was detected

      • UniPrint.exe (PID: 1016)

  • SUSPICIOUS

    • Creates files in the program directory

      • teamviewer.exe (PID: 2488)

    • Checks supported languages

      • teamviewer.exe (PID: 2488)
      • UniPrint.exe (PID: 2708)
      • UniPrint.exe (PID: 1016)

    • Reads the computer name

      • teamviewer.exe (PID: 2488)
      • UniPrint.exe (PID: 2708)
      • UniPrint.exe (PID: 1016)

    • Drops a file with a compile date too recent

      • teamviewer.exe (PID: 2488)

    • Executable content was dropped or overwritten

      • teamviewer.exe (PID: 2488)

    • Drops a file that was compiled in debug mode

      • teamviewer.exe (PID: 2488)

    • Executed via WMI

      • UniPrint.exe (PID: 1016)

  • INFO

    • Dropped object may contain Bitcoin addresses

      • teamviewer.exe (PID: 2488)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | NSIS - Nullsoft Scriptable Install System (94.8)
.exe | Win32 Executable MS Visual C++ (generic) (3.4)
.dll | Win32 Dynamic Link Library (generic) (0.7)
.exe | Win32 Executable (generic) (0.5)
.exe | Generic Win/DOS Executable (0.2)

EXIF

EXE

Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: 6.1
OSVersion: 4
EntryPoint: 0x323c
UninitializedDataSize: 1024
InitializedDataSize: 119808
CodeSize: 23552
LinkerVersion: 6
PEType: PE32
TimeStamp: 2009:06:06 23:41:54+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 06-Jun-2009 21:41:54
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: 0x000000D8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 06-Jun-2009 21:41:54
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
0x00005A5A
0x00005C00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.4177
.rdata
0x00007000
0x00001190
0x00001200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.2422
.data
0x00009000
0x0001AF98
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.70903
.ndata
0x00024000
0x00020000
0x00000000
IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rsrc
0x00044000
0x000013D8
0x00001400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
3.94954

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.20802
716
UNKNOWN
English - United States
RT_MANIFEST
2
3.22491
1128
UNKNOWN
English - United States
RT_ICON
3
3.0107
296
UNKNOWN
English - United States
RT_ICON
103
2.43496
48
UNKNOWN
English - United States
RT_GROUP_ICON
105
2.73893
514
UNKNOWN
English - United States
RT_DIALOG
106
2.91148
248
UNKNOWN
English - United States
RT_DIALOG
111
2.92787
238
UNKNOWN
English - United States
RT_DIALOG

Imports

ADVAPI32.dll
COMCTL32.dll
GDI32.dll
KERNEL32.DLL
SHELL32.dll
USER32.dll
VERSION.dll
ole32.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
37
Monitored processes
3
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start teamviewer.exe uniprint.exe no specs #TEAMVIEWER uniprint.exe

Process information

PID
CMD
Path
Indicators
Parent process
1016"C:\ProgramData\ViberPC\icons\UniPrint.exe"C:\ProgramData\ViberPC\icons\UniPrint.exe
wmiprvse.exe
User:
admin
Company:
TeamViewer GmbH
Integrity Level:
MEDIUM
Description:
TeamViewer
Exit code:
0
Version:
5.0.7687.0
Modules
Images
c:\windows\system32\ntdll.dll
c:\programdata\viberpc\icons\uniprint.exe
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\winmm.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
2488"C:\Users\admin\AppData\Local\Temp\teamviewer.exe" C:\Users\admin\AppData\Local\Temp\teamviewer.exe
Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\teamviewer.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\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_5.82.7601.18837_none_ec86b8d6858ec0bc\comctl32.dll
c:\windows\system32\gdi32.dll
2708"C:\ProgramData\ViberPC\icons\UniPrint.exe" fC:\ProgramData\ViberPC\icons\UniPrint.exe—teamviewer.exe
User:
admin
Company:
TeamViewer GmbH
Integrity Level:
MEDIUM
Description:
TeamViewer
Exit code:
0
Version:
5.0.7687.0
Modules
Images
c:\windows\system32\ntdll.dll
c:\programdata\viberpc\icons\uniprint.exe
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\winmm.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
Total events
1 563
Read events
1 467
Write events
96
Delete events
0

Modification events

(PID) Process:(2488) teamviewer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(2488) teamviewer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(2488) teamviewer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(2488) teamviewer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(2708) UniPrint.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(1016) UniPrint.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(1016) UniPrint.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:@RdpGroupPolicyExtension.dll,-101
Value:
Remote Desktop - RemoteFX (UDP-In)
(PID) Process:(1016) UniPrint.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:@C:\Windows\Microsoft.NET\Framework\v4.0.30319\\ServiceModelEvents.dll,-2000
Value:
Windows Communication Foundation Net.TCP Listener Adapter (TCP-In)
(PID) Process:(1016) UniPrint.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:@peerdistsh.dll,-10006
Value:
BranchCache Hosted Cache Client (HTTP-Out)
(PID) Process:(1016) UniPrint.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:@peerdistsh.dll,-10005
Value:
BranchCache Hosted Cache Server(HTTP-Out)
Executable files
3
Suspicious files
1
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
2488teamviewer.exeC:\Users\admin\AppData\Local\Temp\nseDCCB.tmp —
MD5:—
SHA256:—
2488teamviewer.exeC:\ProgramData\ViberPC\icons\TV.dllexecutable
MD5:—
SHA256:—
2488teamviewer.exeC:\ProgramData\ViberPC\icons\TeamViewer.initext
MD5:—
SHA256:—
2488teamviewer.exeC:\ProgramData\ViberPC\icons\UniPrint.exeexecutable
MD5:—
SHA256:—
2488teamviewer.exeC:\ProgramData\ViberPC\icons\vpn.cabcompressed
MD5:—
SHA256:—
2488teamviewer.exeC:\ProgramData\ViberPC\icons\Teamviewer_Resource_ja.dllexecutable
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
15
TCP/UDP connections
9
DNS requests
3
Threats
2

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1016
UniPrint.exe
GET
200
185.188.32.8:80
http://master8.teamviewer.com/dout.aspx?s=20720279&p=10000001&client=DynGate&data=FyQSiQCjHqkys5MkoZ6aGZmYGBmYGBwTJKIemBMmoKGemDwYmTCcnBsym7MZGrCvmLGwmBoZMTMcsLEcmpmZr5mZmBgamZucmRuTJqSiHpg8GJkwnJwbMpuzGRqwr5ixsJgaGTEzHLCxHJqZma+ZmZgYGpmbnJkbkyepnqu0txuTKx6YmpcYFxscG5AoqQ==
DE
binary
10 b
shared
1016
UniPrint.exe
GET
200
185.188.32.8:80
http://master8.teamviewer.com/din.aspx?s=20721122&client=DynGate&p=10000002
DE
binary
9 b
shared
1016
UniPrint.exe
GET
200
185.188.32.8:80
http://master8.teamviewer.com/din.aspx?s=00000000&client=DynGate&retry=1&rnd=127838964&p=10000002
DE
binary
10 b
shared
1016
UniPrint.exe
GET
200
185.188.32.8:80
http://master8.teamviewer.com/dout.aspx?s=20721114&p=10000001&client=DynGate&data=FyQSAAGjHqmyuig6sTY0saWyvJMkoZ6aGZmYGBmYGBwTJKIemZucmBqbmxiYkyakoh6YPBiZMJycGzKbsxkasK+YsbCYGhkxMxywsRyamZmvmZmYGBqZm5yZG5MrHpialxgXGxwbkCipkyE0tzC5PJ6DAQAAAFIAACkpoJiAAgAACIAAAH+Dwn3JF5yziPAzGpP+o+UN217VV3Gz1eU77YaczH97y8AFfTdDYhQ1X5B5CYwacV75CJdoAammSulLw1tesh2qs3BFKCex/mi3fqb5FoTVkSPi+pIB/8v1ZS/1ISZegXTW+pfYSSewP3KOCcjwZMUrKos5FrsINXhqDYGJfarT
DE
binary
10 b
shared
1016
UniPrint.exe
GET
200
185.188.32.8:80
http://master8.teamviewer.com/din.aspx?s=20721114&client=DynGate&p=10000003
DE
binary
9 b
shared
1016
UniPrint.exe
GET
200
185.188.32.8:80
http://master8.teamviewer.com/din.aspx?s=00000000&client=DynGate&rnd=115911808&p=10000001
DE
binary
10 b
shared
1016
UniPrint.exe
GET
200
185.188.32.8:80
http://master8.teamviewer.com/dout.aspx?s=20721122&p=10000001&client=DynGate&data=FyQSAwGjHqmyuim0s7cwujq5MqWyvJMkoZ6aGZmYGBmYGBwTJKIemZucmBqbmxiYkyakoh6YPBiZMJycGzKbsxkasK+YsbCYGhkxMxywsRyamZmvmZmYGBqZm5yZG5MrHpialxgXGxwbkCipkyE0tzC5PJ6DAQAAABIAACkpoJiAAgAACIAAAET0sYwgk83xQ009tg8NnBLV1H6JppcNF+8ccx8+pUwQwB3lWg245T5fSwh/18K/QiK+t3BbO2Nb5dKA1IjDDj6jo3nzw0YyxvjxieIG4+FMIrHL7Oo4SRyGuMs/LjUtwzdYR/Gp84wfrDkaD8j6a/RWgYMCUd0OpGYfuRjIfNZn
DE
binary
10 b
shared
1016
UniPrint.exe
GET
200
185.188.32.8:80
http://master8.teamviewer.com/din.aspx?s=00000000&client=DynGate&rnd=678781980&p=10000001
DE
binary
10 b
shared
1016
UniPrint.exe
GET
200
185.188.32.8:80
http://master8.teamviewer.com/din.aspx?s=20720279&client=DynGate&p=10000002
DE
binary
16 b
shared
1016
UniPrint.exe
GET
200
185.188.32.8:80
http://master8.teamviewer.com/din.aspx?s=20721309&client=DynGate&p=10000002
DE
binary
495 b
shared
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1016
UniPrint.exe
185.188.32.8:80
master8.teamviewer.com
TeamViewer GmbH
DE
suspicious
1016
UniPrint.exe
37.252.224.75:80
—
ANEXIA Internetdienstleistungs GmbH
SI
unknown
1016
UniPrint.exe
45.153.241.148:443
widolapsed.info
—
—
suspicious

DNS requests

Domain
IP
Reputation
ping3.dyngate.com
  • —
suspicious
master8.teamviewer.com
  • 185.188.32.8
shared
widolapsed.info
  • 45.153.241.148
suspicious

Threats

PID
Process
Class
Message
1016
UniPrint.exe
Potential Corporate Privacy Violation
ET POLICY TeamViewer Dyngate User-Agent
1016
UniPrint.exe
Potential Corporate Privacy Violation
ET POLICY Self Signed SSL Certificate (SomeOrganizationalUnit)
No debug info
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Reports
teamviewer.exe