File name:

4nec2.zip

Full analysis: https://app.any.run/tasks/64fe2569-28ec-446b-9a12-35ca4254a62e
Verdict: Malicious activity
Analysis date: January 21, 2024, 21:29:00
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/zip
File info: Zip archive data, at least v2.0 to extract
MD5:

8AB3E98BDB32A3F05EDC1D04129BFCE0

SHA1:

EC702526323E91F6F50876D50DB9A0ECBB286751

SHA256:

8A4A1A0397DE8781DCE81D768F5A7DE4BB37D9DD9452B33FD4C4DDCE0A69F5A2

SSDEEP:

98304:n+YDrVNVm7uiXbJEN8w1rXoZ/43N6frYZkxRITYSE2dMd+G6ESkoufhzmLgJKb+i:N2bQ0rZg

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 the executable file immediately after the start

      • Setup_4nec2.exe (PID: 1288)
      • WinRAR.exe (PID: 128)
      • Setup_4nec2.exe (PID: 784)
      • Setup_4nec2.tmp (PID: 1044)

    • Creates a writable file in the system directory

      • Setup_4nec2.tmp (PID: 1044)

    • Registers / Runs the DLL via REGSVR32.EXE

      • Setup_4nec2.tmp (PID: 1044)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • Setup_4nec2.exe (PID: 1288)
      • Setup_4nec2.exe (PID: 784)
      • Setup_4nec2.tmp (PID: 1044)

    • Reads the Windows owner or organization settings

      • Setup_4nec2.tmp (PID: 1044)

    • Process drops legitimate windows executable

      • Setup_4nec2.tmp (PID: 1044)

    • Start notepad (likely ransomware note)

      • Setup_4nec2.tmp (PID: 1056)

    • Creates/Modifies COM task schedule object

      • regsvr32.exe (PID: 1816)

    • Reads settings of System Certificates

      • 4nec2.exe (PID: 2448)

    • Reads security settings of Internet Explorer

      • 4nec2.exe (PID: 2448)

    • Checks Windows Trust Settings

      • 4nec2.exe (PID: 2448)

  • INFO

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 128)

    • Checks supported languages

      • Setup_4nec2.exe (PID: 1288)
      • Setup_4nec2.tmp (PID: 1056)
      • Setup_4nec2.exe (PID: 784)
      • Setup_4nec2.tmp (PID: 1044)
      • 4nec2.exe (PID: 2448)

    • Create files in a temporary directory

      • Setup_4nec2.exe (PID: 1288)
      • Setup_4nec2.exe (PID: 784)
      • Setup_4nec2.tmp (PID: 1044)
      • 4nec2.exe (PID: 2448)

    • Reads the computer name

      • Setup_4nec2.tmp (PID: 1056)
      • Setup_4nec2.tmp (PID: 1044)
      • 4nec2.exe (PID: 2448)

    • Reads the machine GUID from the registry

      • 4nec2.exe (PID: 2448)

    • Creates files in the program directory

      • Setup_4nec2.tmp (PID: 1044)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.zip | ZIP compressed archive (100)

EXIF

ZIP

ZipRequiredVersion: 20
ZipBitFlag: -
ZipCompression: Deflated
ZipModifyDate: 2021:04:29 15:33:46
ZipCRC: 0x22d710d4
ZipCompressedSize: 4281049
ZipUncompressedSize: 4315965
ZipFileName: Setup_4nec2.exe
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
53
Monitored processes
12
Malicious processes
6
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe setup_4nec2.exe setup_4nec2.tmp no specs setup_4nec2.exe setup_4nec2.tmp regsvr32.exe no specs regsvr32.exe no specs regsvr32.exe no specs regsvr32.exe no specs notepad.exe no specs 4nec2.exe no specs PhotoViewer.dll no specs

Process information

PID
CMD
Path
Indicators
Parent process
128"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\4nec2.zip"C:\Program Files\WinRAR\WinRAR.exe
explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.91.0
Modules
Images
c:\program files\winrar\winrar.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\comdlg32.dll
784"C:\Users\admin\AppData\Local\Temp\Rar$EXa128.3533\Setup_4nec2.exe" /SPAWNWND=$3016E /NOTIFYWND=$5018E C:\Users\admin\AppData\Local\Temp\Rar$EXa128.3533\Setup_4nec2.exe
Setup_4nec2.tmp
User:
admin
Company:
4nec2@gmx.net (Use "4nec2 modeller" as the subject)
Integrity Level:
HIGH
Description:
4nec2 Setup
Exit code:
0
Version:
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa128.3533\setup_4nec2.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\oleaut32.dll
1044"C:\Users\admin\AppData\Local\Temp\is-P2U5V.tmp\Setup_4nec2.tmp" /SL5="$40170,4052503,54272,C:\Users\admin\AppData\Local\Temp\Rar$EXa128.3533\Setup_4nec2.exe" /SPAWNWND=$3016E /NOTIFYWND=$5018E C:\Users\admin\AppData\Local\Temp\is-P2U5V.tmp\Setup_4nec2.tmp
Setup_4nec2.exe
User:
admin
Integrity Level:
HIGH
Description:
Setup/Uninstall
Exit code:
0
Version:
51.50.0.0
Modules
Images
c:\users\admin\appdata\local\temp\is-p2u5v.tmp\setup_4nec2.tmp
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\oleaut32.dll
1056"C:\Users\admin\AppData\Local\Temp\is-9IKHU.tmp\Setup_4nec2.tmp" /SL5="$5018E,4052503,54272,C:\Users\admin\AppData\Local\Temp\Rar$EXa128.3533\Setup_4nec2.exe" C:\Users\admin\AppData\Local\Temp\is-9IKHU.tmp\Setup_4nec2.tmp—Setup_4nec2.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Setup/Uninstall
Exit code:
0
Version:
51.50.0.0
Modules
Images
c:\users\admin\appdata\local\temp\is-9ikhu.tmp\setup_4nec2.tmp
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\oleaut32.dll
1288"C:\Users\admin\AppData\Local\Temp\Rar$EXa128.3533\Setup_4nec2.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa128.3533\Setup_4nec2.exe
WinRAR.exe
User:
admin
Company:
4nec2@gmx.net (Use "4nec2 modeller" as the subject)
Integrity Level:
MEDIUM
Description:
4nec2 Setup
Exit code:
0
Version:
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa128.3533\setup_4nec2.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\oleaut32.dll
1784"C:\Windows\system32\regsvr32.exe" /s "C:\Windows\system32\dx8vb.dll"C:\Windows\System32\regsvr32.exe—Setup_4nec2.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\regsvr32.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\system32\user32.dll
c:\windows\system32\gdi32.dll
1808"C:\Windows\system32\regsvr32.exe" /s "C:\Windows\system32\Tabctl32.ocx"C:\Windows\System32\regsvr32.exe—Setup_4nec2.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\regsvr32.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\system32\user32.dll
c:\windows\system32\gdi32.dll
1816"C:\Windows\system32\regsvr32.exe" /s "C:\Windows\system32\Msvbvm60.dll"C:\Windows\System32\regsvr32.exe—Setup_4nec2.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\regsvr32.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\system32\user32.dll
c:\windows\system32\gdi32.dll
1832"C:\Windows\system32\regsvr32.exe" /s "C:\Windows\system32\Msflxgrd.ocx"C:\Windows\System32\regsvr32.exe—Setup_4nec2.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\regsvr32.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\system32\user32.dll
c:\windows\system32\gdi32.dll
2340"C:\Windows\system32\NOTEPAD.EXE" C:\4nec2\_readmefirst.txtC:\Windows\System32\notepad.exe—Setup_4nec2.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Notepad
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\notepad.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\system32\gdi32.dll
c:\windows\system32\user32.dll
Total events
8 065
Read events
7 930
Write events
129
Delete events
6

Modification events

(PID) Process:(128) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(128) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:3
Value:
C:\Users\admin\Desktop\virtio_ivshmem_master_build.zip
(PID) Process:(128) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:2
Value:
C:\Users\admin\Desktop\phacker.zip
(PID) Process:(128) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\Win7-KB3191566-x86.zip
(PID) Process:(128) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\Desktop\curl-8.5.0_1-win32-mingw.zip
(PID) Process:(128) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(128) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(128) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(128) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(128) WinRAR.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
Executable files
47
Suspicious files
29
Text files
1 158
Unknown types
1

Dropped files

PID
Process
Filename
Type
1288Setup_4nec2.exeC:\Users\admin\AppData\Local\Temp\is-9IKHU.tmp\Setup_4nec2.tmpexecutable
MD5:ED69E64731547EBA52476A2D2A2F7882
SHA256:427FA988A8A8C63393693FFEB61DDEC195F000220EE55FD5112EC91682E933B0
1044Setup_4nec2.tmpC:\4nec2\is-NCHHR.tmptext
MD5:208A3AF8352E14DB32306E4A95FB1406
SHA256:6A756FCFE40677048091098A302C880C24979AAA1A6416233FCC2F69148C00D7
1044Setup_4nec2.tmpC:\4nec2\Cards.rtftext
MD5:208A3AF8352E14DB32306E4A95FB1406
SHA256:6A756FCFE40677048091098A302C880C24979AAA1A6416233FCC2F69148C00D7
1044Setup_4nec2.tmpC:\4nec2\is-0931N.tmptext
MD5:24271E8E18AB43467B56986506742112
SHA256:B894338A61A08A28EC4788A794FAC455BA5C7E115785B1A3ABB205E7DB532981
1044Setup_4nec2.tmpC:\4nec2\Nec2.docdocument
MD5:C0BAF5358FC6CC4CFDFE1EDE512D68EB
SHA256:CDE6E5890BBD4DB74B2002387B9BF3CAEA23A81D9F91858471CF9437873F781D
1044Setup_4nec2.tmpC:\4nec2\is-QL8ER.tmptext
MD5:7B261CD7A69AE1202BC8AAAA91ADDCD9
SHA256:2E89E62367C5F240EACA316002067C1232FF70A3AFE8B7AAFCC20AAD3166D289
1044Setup_4nec2.tmpC:\Users\admin\AppData\Local\Temp\is-6HE9B.tmp\_isetup\_RegDLL.tmpexecutable
MD5:0EE914C6F0BB93996C75941E1AD629C6
SHA256:4DC09BAC0613590F1FAC8771D18AF5BE25A1E1CB8FDBF4031AA364F3057E74A2
1044Setup_4nec2.tmpC:\4nec2\_Out_of_env_space.txttext
MD5:5708F56F2AEE9D5AF652EF754C1A695B
SHA256:E8AA45B87EF665E097048232B5697324D6CAB206B70B7BE14A2D313060EFE4C7
1044Setup_4nec2.tmpC:\4nec2\_Info.txttext
MD5:7B261CD7A69AE1202BC8AAAA91ADDCD9
SHA256:2E89E62367C5F240EACA316002067C1232FF70A3AFE8B7AAFCC20AAD3166D289
1044Setup_4nec2.tmpC:\4nec2\is-7VKHM.tmptext
MD5:5708F56F2AEE9D5AF652EF754C1A695B
SHA256:E8AA45B87EF665E097048232B5697324D6CAB206B70B7BE14A2D313060EFE4C7
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
4
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

PID
Process
IP
Domain
ASN
CN
Reputation
4
System
192.168.100.255:137
—
—
—
whitelisted
1080
svchost.exe
224.0.0.252:5355
—
—
—
unknown
4
System
192.168.100.255:138
—
—
—
whitelisted

DNS requests

No data

Threats

No threats detected
No debug info
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Reports
4nec2.zip