File name:

Hiroshima-Stresser.rar

Full analysis: https://app.any.run/tasks/1b699344-046a-4a3f-a79f-a0c5768a716d
Verdict: Malicious activity
Threats:

NanoCore is a Remote Access Trojan or RAT. This malware is highly customizable with plugins which allow attackers to tailor its functionality to their needs. Nanocore is created with the .NET framework and it’s available for purchase for just $25 from its “official” website.

Malware Trends Tracker     >>>
Analysis date: August 26, 2020, 13:42:37
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
rat
nanocore
njrat
bladabindi
Indicators:
MIME: application/x-rar
File info: RAR archive data, v4, os: Win32
MD5:

F0A251B88415552E65365CB22552C90B

SHA1:

4EE9D76E8602EA407989C4D1CE735EA8C54AD655

SHA256:

0C06556CF1CB738640054CCB25D9A3CA0AD9F107B902DC18B422AB669B8737E3

SSDEEP:

98304:kN78YKC9fy6Pv6Z2SFO79A9yLZkjuKveTupTgqmQrlZWL9KzX6jY/lUADf9WjcL:kzH9fyIwTFu92UZWK6vrlMLM6mK6

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

      • SearchProtocolHost.exe (PID: 3464)
      • explorer.exe (PID: 352)

    • Application was dropped or rewritten from another process

      • HiroshimaStresser (64-bit).exe (PID: 2572)
      • HiroshimaStresser (64-bit).exe (PID: 2264)
      • windows.exe (PID: 3376)
      • HiroshimaStresser (64-bit).exe (PID: 4004)
      • HiroshimaStresser (64-bit).exe (PID: 3936)

    • Changes the autorun value in the registry

      • HiroshimaStresser (64-bit).exe (PID: 2572)
      • windows.exe (PID: 3376)

    • NANOCORE was detected

      • HiroshimaStresser (64-bit).exe (PID: 2572)

    • Writes to a start menu file

      • windows.exe (PID: 3376)

    • NJRAT was detected

      • windows.exe (PID: 3376)

  • SUSPICIOUS

    • Creates files in the user directory

      • HiroshimaStresser (64-bit).exe (PID: 2572)
      • HiroshimaStresser (64-bit).exe (PID: 2264)
      • windows.exe (PID: 3376)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 2060)
      • HiroshimaStresser (64-bit).exe (PID: 2572)
      • HiroshimaStresser (64-bit).exe (PID: 2264)
      • windows.exe (PID: 3376)

    • Starts itself from another location

      • HiroshimaStresser (64-bit).exe (PID: 2264)

    • Uses NETSH.EXE for network configuration

      • windows.exe (PID: 3376)

  • INFO

    • Dropped object may contain Bitcoin addresses

      • WinRAR.exe (PID: 2060)
      • HiroshimaStresser (64-bit).exe (PID: 2264)
      • windows.exe (PID: 3376)

    • Manual execution by user

      • HiroshimaStresser (64-bit).exe (PID: 2572)
      • HiroshimaStresser (64-bit).exe (PID: 2264)
      • HiroshimaStresser (64-bit).exe (PID: 3936)
      • taskmgr.exe (PID: 1500)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.rar | RAR compressed archive (v-4.x) (58.3)
.rar | RAR compressed archive (gen) (41.6)

EXIF

ZIP

CompressedSize: 59
UncompressedSize: 21
OperatingSystem: Win32
ModifyDate: 2018:04:14 20:23:13
PackingMethod: Stored
ArchivedFileName: Password.txt
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
49
Monitored processes
11
Malicious processes
7
Suspicious processes
0

Behavior graph

Click at the process to see the details
start drop and start winrar.exe notepad.exe no specs searchprotocolhost.exe no specs #NANOCORE hiroshimastresser (64-bit).exe hiroshimastresser (64-bit).exe #NJRAT windows.exe netsh.exe no specs hiroshimastresser (64-bit).exe no specs taskmgr.exe no specs explorer.exe no specs hiroshimastresser (64-bit).exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
352C:\Windows\Explorer.EXEC:\Windows\explorer.exe——
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\winanr.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\mswsock.dll
c:\windows\system32\wshtcpip.dll
c:\windows\explorer.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
1336netsh firewall add allowedprogram "C:\Users\admin\AppData\Roaming\windows.exe" "windows.exe" ENABLEC:\Windows\system32\netsh.exe—windows.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Network Command Shell
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\netsh.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\credui.dll
c:\windows\system32\user32.dll
1500"C:\Windows\system32\taskmgr.exe" /4C:\Windows\system32\taskmgr.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Task Manager
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\taskmgr.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\gdi32.dll
c:\windows\system32\user32.dll
2060"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\Hiroshima-Stresser.rar"C:\Program Files\WinRAR\WinRAR.exe
explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.60.0
Modules
Images
c:\program files\winrar\winrar.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\comdlg32.dll
2264"C:\Users\admin\Desktop\HiroshimaStresser\Stresser\HiroshimaStresser (64-bit).exe" C:\Users\admin\Desktop\HiroshimaStresser\Stresser\HiroshimaStresser (64-bit).exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\desktop\hiroshimastresser\stresser\hiroshimastresser (64-bit).exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
2572"C:\Users\admin\Desktop\HiroshimaStresser\HiroshimaStresser (64-bit).exe" C:\Users\admin\Desktop\HiroshimaStresser\HiroshimaStresser (64-bit).exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\desktop\hiroshimastresser\hiroshimastresser (64-bit).exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
2620"C:\Windows\system32\NOTEPAD.EXE" C:\Users\admin\AppData\Local\Temp\Rar$DIb2060.24256\Password.txtC:\Windows\system32\NOTEPAD.EXE—WinRAR.exe
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:\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\gdi32.dll
c:\windows\system32\user32.dll
3376"C:\Users\admin\AppData\Roaming\windows.exe" C:\Users\admin\AppData\Roaming\windows.exe
HiroshimaStresser (64-bit).exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\roaming\windows.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
3464"C:\Windows\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe5_ Global\UsGthrCtrlFltPipeMssGthrPipe5 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon" C:\Windows\System32\SearchProtocolHost.exe—SearchIndexer.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Microsoft Windows Search Protocol Host
Exit code:
0
Version:
7.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\searchprotocolhost.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
3936"C:\Users\admin\Desktop\HiroshimaStresser\Stresser\HiroshimaStresser (64-bit).exe" C:\Users\admin\Desktop\HiroshimaStresser\Stresser\HiroshimaStresser (64-bit).exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\desktop\hiroshimastresser\stresser\hiroshimastresser (64-bit).exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
Total events
3 943
Read events
3 478
Write events
465
Delete events
0

Modification events

(PID) Process:(2060) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(2060) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(2060) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\139\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2060) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\139\52C64B7E
Operation:writeName:@C:\Windows\system32\NetworkExplorer.dll,-1
Value:
Network
(PID) Process:(2060) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\Hiroshima-Stresser.rar
(PID) Process:(2060) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(2060) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(2060) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(2060) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(2060) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\139\52C64B7E
Operation:writeName:@C:\Windows\system32\notepad.exe,-469
Value:
Text Document
Executable files
55
Suspicious files
3
Text files
22
Unknown types
0

Dropped files

PID
Process
Filename
Type
2060WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DIb2060.24256\Password.txttext
MD5:—
SHA256:—
2060WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRb2060.25020\HiroshimaStresser\HiroshimaStresser (64-bit).exeexecutable
MD5:—
SHA256:—
2060WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRb2060.25020\HiroshimaStresser\ABY URUCHOMIC TEN PROGRAM OBEJRZ FILM DO KONCA!.txttext
MD5:—
SHA256:—
2060WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRb2060.25020\HiroshimaStresser\Plugin\Engine\api-ms-win-core-file-l1-1-0.dllexecutable
MD5:D826D27C73D9F2420FB39FBE0745C7F0
SHA256:C0E5D482BD93BF71A73C01D0C1EC0722EA3260EBA1F4C87E797BAE334B5E9870
2060WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRb2060.25020\HiroshimaStresser\Plugin\Engine\api-ms-win-core-handle-l1-1-0.dllexecutable
MD5:6A35A52D536E34BA060A19D06B1DAC80
SHA256:A369EF130749BF8CD9F67055179E6F537F200C060AF47493D49473912A95021E
2060WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRb2060.25020\HiroshimaStresser\Plugin\Engine\api-ms-win-core-file-l1-2-0.dllexecutable
MD5:EC4F2CB68DCF7E96516EB284003BE8BB
SHA256:3816BBB7DD76D8FC6A7B83A0ED2F61B23DD5FC0843D3308EE077CB725D5C9088
2060WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRb2060.25020\HiroshimaStresser\Plugin\Engine\api-ms-win-core-datetime-l1-1-0.dllexecutable
MD5:9F3CF9F22836C32D988D7C7E0A977E1B
SHA256:7D588A5A958E32875D7BD346D1371E6EBFD9D5D2EDE47755942BADFC9C74E207
2060WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRb2060.25020\HiroshimaStresser\Plugin\Engine\api-ms-win-core-file-l2-1-0.dllexecutable
MD5:B9287EB7BCBFDCEC2E8D4198FD266509
SHA256:096409422ECD1894E4D6289FD2D1C7490BD83DAFF0C1E3D16C36C78BD477B895
2060WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRb2060.25020\HiroshimaStresser\Plugin\Engine\api-ms-win-core-namedpipe-l1-1-0.dllexecutable
MD5:1557093ADD722D1C5A97C359BFCD0D77
SHA256:3A20635A223E68418C22858413E8C603AAC25723DE1CB0F54DD675349EC3213D
2060WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRb2060.25020\HiroshimaStresser\Plugin\Engine\api-ms-win-core-localization-l1-2-0.dllexecutable
MD5:DBB81FCC74C59490008EE59BFFFF5A6D
SHA256:F33E6AC5D3E1C4F1D89564FB6AEEAC170486C073B67694380755049DBC48EEC1
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
47
DNS requests
50
Threats
50

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
2572
HiroshimaStresser (64-bit).exe
8.8.8.8:53
—
Google Inc.
US
malicious
—
—
8.8.8.8:53
—
Google Inc.
US
malicious

DNS requests

Domain
IP
Reputation
francja.ddns.net
  • 0.0.0.0
unknown

Threats

PID
Process
Class
Message
2572
HiroshimaStresser (64-bit).exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
2572
HiroshimaStresser (64-bit).exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
2572
HiroshimaStresser (64-bit).exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
2572
HiroshimaStresser (64-bit).exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
2572
HiroshimaStresser (64-bit).exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
2572
HiroshimaStresser (64-bit).exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
1048
svchost.exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
2572
HiroshimaStresser (64-bit).exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
2572
HiroshimaStresser (64-bit).exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
2572
HiroshimaStresser (64-bit).exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
No debug info
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Reports
Hiroshima-Stresser.rar