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File name:

update.exe

Full analysis: https://app.any.run/tasks/7a9d9d1c-4216-403f-b155-273b973e33e4
Verdict: Malicious activity
Analysis date: April 23, 2019, 22:13:44
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (console) Intel 80386, for MS Windows
MD5:

470B4F5BC84DB74AB1935186A3B5219F

SHA1:

522DA30DADF030861E51DA3EFAF25EA0E0619206

SHA256:

FA0978B3D14458524BB235D6095358A27AF9F2E9281BE7CD0EB1A4D2123A8330

SSDEEP:

196608:eAqjTpnhXlmyWCZNulPKQ8hY/Bkr/fOIT/+VdlBFKaz:kfauN/HYOSIT/EVF9

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

    • Loads dropped or rewritten executable

      • update.exe (PID: 952)
      • WMIC.exe (PID: 2488)
    • Starts NET.EXE to view/change users group

      • cmd.exe (PID: 3528)
      • cmd.exe (PID: 3252)
    • Loads the Task Scheduler COM API

      • schtasks.exe (PID: 8852)
      • schtasks.exe (PID: 8500)
      • schtasks.exe (PID: 8752)
    • Uses Task Scheduler to run other applications

      • cmd.exe (PID: 7660)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • update.exe (PID: 2116)
      • cmd.exe (PID: 7660)
    • Executes PowerShell scripts

      • update.exe (PID: 952)
    • Loads Python modules

      • update.exe (PID: 952)
    • Creates files in the user directory

      • powershell.exe (PID: 692)
    • Starts CMD.EXE for commands execution

      • update.exe (PID: 952)
      • WScript.exe (PID: 7728)
      • mybwQHWJ.exe (PID: 5464)
    • Uses IPCONFIG.EXE to discover IP address

      • cmd.exe (PID: 2172)
      • update.exe (PID: 952)
    • Executes scripts

      • cmd.exe (PID: 6612)
    • Creates files in the Windows directory

      • cmd.exe (PID: 7660)
    • Uses NETSTAT.EXE to discover network connections

      • update.exe (PID: 952)
    • Uses NETSH.EXE for network configuration

      • cmd.exe (PID: 7660)
  • INFO

    No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win64 Executable (generic) (64.6)
.dll | Win32 Dynamic Link Library (generic) (15.4)
.exe | Win32 Executable (generic) (10.5)
.exe | Generic Win/DOS Executable (4.6)
.exe | DOS Executable Generic (4.6)

EXIF

EXE

Subsystem: Windows command line
SubsystemVersion: 5.1
ImageVersion: -
OSVersion: 5.1
EntryPoint: 0x779a
UninitializedDataSize: -
InitializedDataSize: 172032
CodeSize: 128000
LinkerVersion: 14
PEType: PE32
TimeStamp: 2018:09:04 16:42:13+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_CUI
Compilation Date: 04-Sep-2018 14:42:13

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: 0x00000108

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 6
Time date stamp: 04-Sep-2018 14:42:13
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_LARGE_ADDRESS_AWARE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0001F224
0x0001F400
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.65269
.rdata
0x00021000
0x0000B0EC
0x0000B200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
6.10091
.data
0x0002D000
0x0000E680
0x00000A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
1.94098
.gfids
0x0003C000
0x000000B8
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
1.89006
.rsrc
0x0003D000
0x0000EA38
0x0000EC00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.29706
.reloc
0x0004C000
0x000017B8
0x00001800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.65088

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.58652
3752
UNKNOWN
UNKNOWN
RT_ICON
2
6.05629
2216
UNKNOWN
UNKNOWN
RT_ICON
3
5.5741
1384
UNKNOWN
UNKNOWN
RT_ICON
4
7.95079
37019
UNKNOWN
UNKNOWN
RT_ICON
5
5.29119
9640
UNKNOWN
UNKNOWN
RT_ICON
6
5.43869
4264
UNKNOWN
UNKNOWN
RT_ICON
7
5.89356
1128
UNKNOWN
UNKNOWN
RT_ICON
101
2.71858
104
UNKNOWN
UNKNOWN
RT_GROUP_ICON

Imports

KERNEL32.dll
WS2_32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
62
Monitored processes
25
Malicious processes
5
Suspicious processes
1

Behavior graph

Click at the process to see the details
start update.exe no specs update.exe update.exe cmd.exe no specs wmic.exe no specs cmd.exe no specs net.exe no specs net1.exe no specs cmd.exe no specs net.exe no specs net1.exe no specs powershell.exe no specs cmd.exe no specs ipconfig.exe no specs ipconfig.exe no specs netstat.exe no specs mybwqhwj.exe no specs cmd.exe no specs wscript.exe no specs cmd.exe netsh.exe no specs netsh.exe no specs schtasks.exe no specs schtasks.exe no specs schtasks.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
3948"C:\Users\admin\AppData\Local\Temp\update.exe" C:\Users\admin\AppData\Local\Temp\update.exeexplorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\users\admin\appdata\local\temp\update.exe
c:\systemroot\system32\ntdll.dll
2116"C:\Users\admin\AppData\Local\Temp\update.exe" C:\Users\admin\AppData\Local\Temp\update.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Modules
Images
c:\users\admin\appdata\local\temp\update.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\apphelp.dll
c:\windows\apppatch\acgenral.dll
952"C:\Users\admin\AppData\Local\Temp\update.exe" C:\Users\admin\AppData\Local\Temp\update.exe
update.exe
User:
admin
Integrity Level:
HIGH
Modules
Images
c:\users\admin\appdata\local\temp\update.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\apphelp.dll
c:\windows\apppatch\acgenral.dll
4040cmd /c wmic ntdomain get domainnameC:\Windows\system32\cmd.exeupdate.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\systemroot\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
2488wmic ntdomain get domainnameC:\Windows\System32\Wbem\WMIC.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
WMI Commandline Utility
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\wbem\wmic.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\ole32.dll
c:\windows\system32\gdi32.dll
3252cmd /c net localgroup administratorsC:\Windows\system32\cmd.exeupdate.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\systemroot\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
2576net localgroup administratorsC:\Windows\system32\net.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Net Command
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\net.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\netutils.dll
c:\windows\system32\browcli.dll
3980C:\Windows\system32\net1 localgroup administratorsC:\Windows\system32\net1.exenet.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Net Command
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\net1.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\dsrole.dll
c:\windows\system32\netutils.dll
3528cmd /c net group "domain admins" /domainC:\Windows\system32\cmd.exeupdate.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
2
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\systemroot\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
1412net group "domain admins" /domainC:\Windows\system32\net.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Net Command
Exit code:
2
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\net.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\netutils.dll
c:\windows\system32\browcli.dll
Total events
459
Read events
308
Write events
151
Delete events
0

Modification events

(PID) Process:(692) powershell.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(768) netstat.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\RFC1156Agent\CurrentVersion\Parameters
Operation:writeName:TrapPollTimeMilliSecs
Value:
15000
(PID) Process:(6612) cmd.exeKey:HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(6612) cmd.exeKey:HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(7728) WScript.exeKey:HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(7728) WScript.exeKey:HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(7728) WScript.exeKey:HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached
Operation:writeName:{35786D3C-B075-49B9-88DD-029876E11C01} {ADD8BA80-002B-11D0-8F0F-00C04FD7D062} 0xFFFF
Value:
01000000000000005439882922FAD401
(PID) Process:(7728) WScript.exeKey:HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached
Operation:writeName:{B155BDF8-02F0-451E-9A26-AE317CFD7779} {ADD8BA80-002B-11D0-8F0F-00C04FD7D062} 0xFFFF
Value:
0100000000000000244C9B2922FAD401
(PID) Process:(8056) netsh.exeKey:HKEY_USERS\.DEFAULT\Software\Classes\Local Settings\MuiCache\62\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(8668) netsh.exeKey:HKEY_USERS\.DEFAULT\Software\Classes\Local Settings\MuiCache\62\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
Executable files
30
Suspicious files
2
Text files
6
Unknown types
0

Dropped files

PID
Process
Filename
Type
2116update.exeC:\Users\admin\AppData\Local\Temp\_MEI21162\Crypto.Util._counter.pydexecutable
MD5:556BD0C831364879E75E873DA82DCCF8
SHA256:A3C7473617025DE594F45EA4EB0B943F6E406935017D746DE2C310698E3C689D
2116update.exeC:\Users\admin\AppData\Local\Temp\_MEI21162\Crypto.Cipher._AES.pydexecutable
MD5:9FD78D7D6AB69AF5A14E0F29AFFD7EF4
SHA256:87C920ED2C1AFCF295729563B4DEF671DC9E36EF8B3E183D4836571300180E74
2116update.exeC:\Users\admin\AppData\Local\Temp\_MEI21162\Crypto.Util.strxor.pydexecutable
MD5:32DCE0579BD19FF24BD4A1ACCF5AFC73
SHA256:2170B576F5F22D06E700E5570DC234FA5F77C7FE4AF8394F0DAC49566F9A8B40
2116update.exeC:\Users\admin\AppData\Local\Temp\_MEI21162\_multiprocessing.pydexecutable
MD5:CC3B15BE403249398C53D3E7D720893F
SHA256:6A6B8CB5CAD9769A07AF9A50BAB5B3C848B411F66D7723C7E4C65D9E7DBE08ED
2116update.exeC:\Users\admin\AppData\Local\Temp\_MEI21162\_socket.pydexecutable
MD5:B7C3E334648A6CBB03B550B842818409
SHA256:F0781A1B879584F494D984E31869EAB13F0535825F68862E6597B1639DF708BD
2116update.exeC:\Users\admin\AppData\Local\Temp\_MEI21162\Crypto.Hash._SHA256.pydexecutable
MD5:977AA3580A3D9CD373407967086C88B8
SHA256:5C651F53138499B2DD436E1A432DAC3F0EED4BA1426685A0F4EDCFED05349C90
2116update.exeC:\Users\admin\AppData\Local\Temp\_MEI21162\Microsoft.VC90.CRT.manifestxml
MD5:BFB93876892CCA8E2AD0021585C34C8B
SHA256:0D060ED7C25159B7B75F16D449963BFD639C15B3C5280BC7897403268C2B9F35
2116update.exeC:\Users\admin\AppData\Local\Temp\_MEI21162\Crypto.Random.OSRNG.winrandom.pydexecutable
MD5:731A6B82B8475E383DAC97B20AEAB7F7
SHA256:D710B5A398DD0DC128129F3B035D459D6860B5C45CCC8EE2066069202B9D1F30
2116update.exeC:\Users\admin\AppData\Local\Temp\_MEI21162\Crypto.Cipher._ARC4.pydexecutable
MD5:8D85DBF6C981BFF4E8A1BEA86A0AC5E9
SHA256:356623219B8C098435D511C0055C061018641D8B700EB089FC6FF87D233260E1
2116update.exeC:\Users\admin\AppData\Local\Temp\_MEI21162\_hashlib.pydexecutable
MD5:22071845DAF8C1F6E87F006673EED4FD
SHA256:51C47389782BC2DE8E401D231233E2E7F1A4B3AFCE7DF4DDF4AD533184DAD407
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
22 271
DNS requests
7
Threats
0

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
952
update.exe
79.98.145.42:80
ip.42.pl
Nitronet Sp. z o.o.
PL
suspicious
952
update.exe
10.0.0.4:445
unknown
952
update.exe
10.0.0.2:445
unknown
952
update.exe
10.0.0.5:445
unknown
952
update.exe
10.0.0.1:445
unknown
952
update.exe
10.0.0.3:445
unknown
952
update.exe
10.0.0.8:445
unknown
952
update.exe
10.0.0.7:445
unknown
952
update.exe
10.0.0.9:445
unknown
952
update.exe
10.0.0.12:445
unknown

DNS requests

Domain
IP
Reputation
info.ackng.com
malicious
ip.42.pl
  • 79.98.145.42
suspicious
info.beahh.com
malicious
info.abbny.com
malicious

Threats

PID
Process
Class
Message
952
update.exe
Misc activity
ET SCAN Behavioral Unusual Port 445 traffic Potential Scan or Infection
952
update.exe
Misc activity
ET SCAN Behavioral Unusual Port 1433 traffic Potential Scan or Infection
952
update.exe
Misc activity
ET SCAN Behavioral Unusual Port 445 traffic Potential Scan or Infection
952
update.exe
Misc activity
ET SCAN Behavioral Unusual Port 1433 traffic Potential Scan or Infection
Misc activity
ET SCAN Behavioral Unusual Port 445 traffic Potential Scan or Infection
Misc activity
ET SCAN Behavioral Unusual Port 1433 traffic Potential Scan or Infection
Misc activity
ET SCAN Behavioral Unusual Port 445 traffic Potential Scan or Infection
Misc activity
ET SCAN Behavioral Unusual Port 1433 traffic Potential Scan or Infection
No debug info