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File name:

Chrome.exe

Full analysis: https://app.any.run/tasks/d94bf068-9661-4e32-badf-f13bd228cfe8
Verdict: Malicious activity
Threats:

njRAT is a remote access trojan. It is one of the most widely accessible RATs on the market that features an abundance of educational information. Interested attackers can even find tutorials on YouTube. This allows it to become one of the most popular RATs in the world.

Analysis date: March 31, 2023, 21:07:03
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
rat
njrat
bladabindi
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

5E961FE0CC37D44ADF5D7AFA60096B85

SHA1:

51771FFF921FCDB4075C6B22F9FA959131718F37

SHA256:

D5ECD76D2F1477D36DA815A1B7713BB5DDF01248467E89A6914DD7AF47222C21

SSDEEP:

384:RQJyT37ZxwB6HoIBI38wsfxG2wHnge4JJZFoGsntpXCPisaG8eEmJn7bZt/ZVk+i:WUW6IhpsfrwHnzQZVsntkP2I/N9i

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

    • Create files in the Startup directory

      • Chrome.exe (PID: 2712)
    • Connects to the CnC server

      • Chrome.exe (PID: 2712)
    • NJRAT was detected

      • Chrome.exe (PID: 2712)
  • SUSPICIOUS

    • Uses NETSH.EXE to add a firewall rule or allowed programs

      • Chrome.exe (PID: 2712)
    • Executable content was dropped or overwritten

      • Chrome.exe (PID: 2712)
    • Connects to unusual port

      • Chrome.exe (PID: 2712)
  • INFO

    • The process checks LSA protection

      • Chrome.exe (PID: 2712)
      • netsh.exe (PID: 2664)
      • wmpnscfg.exe (PID: 1400)
    • Checks supported languages

      • Chrome.exe (PID: 2712)
      • wmpnscfg.exe (PID: 1400)
    • Creates files or folders in the user directory

      • Chrome.exe (PID: 2712)
    • Reads Environment values

      • Chrome.exe (PID: 2712)
    • Reads the machine GUID from the registry

      • Chrome.exe (PID: 2712)
      • wmpnscfg.exe (PID: 1400)
    • Reads the computer name

      • Chrome.exe (PID: 2712)
      • wmpnscfg.exe (PID: 1400)
    • Manual execution by a user

      • wmpnscfg.exe (PID: 1400)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (63.1)
.exe | Win64 Executable (generic) (23.8)
.dll | Win32 Dynamic Link Library (generic) (5.6)
.exe | Win32 Executable (generic) (3.8)
.exe | Generic Win/DOS Executable (1.7)

EXIF

EXE

AssemblyVersion: 0.0.0.0
ProductVersion: -
OriginalFileName: CHROM.Web.exe
LegalCopyright:
InternalName: CHROM.Web.exe
FileVersion: -
FileDescription:
CharacterSet: Unicode
LanguageCode: Neutral
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x003f
ProductVersionNumber: 0.0.0.0
FileVersionNumber: 0.0.0.0
Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: -
OSVersion: 4
EntryPoint: 0x802e
UninitializedDataSize: -
InitializedDataSize: 13312
CodeSize: 25088
LinkerVersion: 6
PEType: PE32
ImageFileCharacteristics: Executable, No line numbers, No symbols, Large address aware, 32-bit
TimeStamp: 2018:08:15 17:11:11+00:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 15-Aug-2018 17:11:11
Debug artifacts:
  • CHROM.Web.pdb
FileDescription: -
FileVersion: 0
InternalName: CHROM.Web.exe
LegalCopyright: -
OriginalFilename: CHROM.Web.exe
ProductVersion: 0
Assembly Version: 0.0.0.0

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: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 15-Aug-2018 17:11:11
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
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00002000
0x00006034
0x00006200
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.81899
.rsrc
0x0000A000
0x000031D6
0x00003200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
3.57554
.reloc
0x0000E000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.0776332

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.00112
490
UNKNOWN
UNKNOWN
RT_MANIFEST
2
1.71396
744
UNKNOWN
UNKNOWN
RT_ICON
3
2.0843
296
UNKNOWN
UNKNOWN
RT_ICON
4
1.72071
2216
UNKNOWN
UNKNOWN
RT_ICON
5
1.04772
1384
UNKNOWN
UNKNOWN
RT_ICON
6
4.04524
851
UNKNOWN
UNKNOWN
RT_ICON
7
2.72257
4264
UNKNOWN
UNKNOWN
RT_ICON
8
2.76148
1128
UNKNOWN
UNKNOWN
RT_ICON
32512
2.68921
104
UNKNOWN
UNKNOWN
RT_GROUP_ICON

Imports

mscoree.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
39
Monitored processes
3
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start #NJRAT chrome.exe netsh.exe no specs wmpnscfg.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2712"C:\Users\admin\Desktop\Chrome.exe" C:\Users\admin\Desktop\Chrome.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Version:
0
Modules
Images
c:\users\admin\desktop\chrome.exe
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\ntdll.dll
2664netsh firewall add allowedprogram "C:\Users\admin\Desktop\Chrome.exe" "Chrome.exe" ENABLEC:\Windows\System32\netsh.exeChrome.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Network Command Shell
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\netsh.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
1400"C:\Program Files\Windows Media Player\wmpnscfg.exe"C:\Program Files\Windows Media Player\wmpnscfg.exeexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Media Player Network Sharing Service Configuration Application
Exit code:
0
Version:
12.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\windows media player\wmpnscfg.exe
c:\windows\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\sspicli.dll
c:\windows\system32\ole32.dll
Total events
1 812
Read events
1 714
Write events
92
Delete events
6

Modification events

(PID) Process:(2664) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16D\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(1400) wmpnscfg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Media Player NSS\3.0\Events\{E10DD652-0232-4820-8A3D-62094BE057CA}\{BCA1159B-8CCD-44EF-99AC-7666DCA7BE81}
Operation:delete keyName:(default)
Value:
(PID) Process:(1400) wmpnscfg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Media Player NSS\3.0\Events\{E10DD652-0232-4820-8A3D-62094BE057CA}
Operation:delete keyName:(default)
Value:
(PID) Process:(1400) wmpnscfg.exeKey:HKEY_CURRENT_USER\Software\Microsoft\MediaPlayer\Health\{D7713502-33FB-4143-85D3-5815C2DC75CC}
Operation:delete keyName:(default)
Value:
Executable files
2
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
2712Chrome.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.exeexecutable
MD5:5E961FE0CC37D44ADF5D7AFA60096B85
SHA256:D5ECD76D2F1477D36DA815A1B7713BB5DDF01248467E89A6914DD7AF47222C21
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
1
DNS requests
1
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
2712
Chrome.exe
105.155.160.205:84
finixalg11.ddns.net
MT-MPLS
MA
unknown

DNS requests

Domain
IP
Reputation
finixalg11.ddns.net
  • 105.155.160.205
malicious

Threats

PID
Process
Class
Message
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
2712
Chrome.exe
Unknown Classtype
ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
1 ETPRO signatures available at the full report
No debug info