File name:

GABB 0.6.16.exe

Full analysis: https://app.any.run/tasks/cae9ae1c-4a63-420d-9189-62e017d4474f
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.

Malware Trends Tracker     >>>
Analysis date: March 31, 2020, 09:18:30
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
trojan
rat
njrat
bladabindi
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

F676D5EA47B73A574AE1696C2BE856A8

SHA1:

9AEB52636F9B0BDB850372F5A783FAFE97C74EA5

SHA256:

B552A205AF2735292EDED2B5C94ABD71F8E88F9083C7A702CCE46921335D1848

SSDEEP:

196608:qzCBtCGFCyR+PObJt24kxT+AaeSD87HKvMER6:q+tRf8stStUSHKvzU

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

    • Application was dropped or rewritten from another process

      • GABB.exe (PID: 348)
      • gbb.exe (PID: 3556)
      • gbb.exe (PID: 3744)
      • bndf.exe (PID: 1632)
      • bndf.exe (PID: 3724)

    • Loads dropped or rewritten executable

      • gbb.exe (PID: 3744)
      • GABB.exe (PID: 348)

    • NJRAT was detected

      • GABB.exe (PID: 348)

    • Connects to CnC server

      • GABB.exe (PID: 348)

    • Changes the login/logoff helper path in the registry

      • bndf.exe (PID: 3724)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • GABB 0.6.16.exe (PID: 4092)
      • gbb.exe (PID: 3744)
      • GABB.exe (PID: 348)
      • gbb.exe (PID: 3556)
      • bndf.exe (PID: 3724)

    • Reads Internet Cache Settings

      • GABB.exe (PID: 348)

    • Application launched itself

      • bndf.exe (PID: 1632)

    • Connects to unusual port

      • bndf.exe (PID: 3724)

  • 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 | Win32 Executable MS Visual C++ (generic) (42.2)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2018:09:30 20:01:44+02:00
PEType: PE32
LinkerVersion: 14
CodeSize: 190976
InitializedDataSize: 340992
UninitializedDataSize: -
EntryPoint: 0x1d549
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 30-Sep-2018 18:01:44
Detected languages:
  • English - United States
  • Process Default Language
Debug artifacts:
  • D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb

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: 0x00000120

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 6
Time date stamp: 30-Sep-2018 18:01:44
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0002E924
0x0002EA00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.69845
.rdata
0x00030000
0x00009A8C
0x00009C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.13014
.data
0x0003A000
0x000203A0
0x00000C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.23545
.gfids
0x0005B000
0x000000E8
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
2.09308
.rsrc
0x0005C000
0x0004696C
0x00046A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
2.21661
.reloc
0x000A3000
0x00001FDC
0x00002000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.67876

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.25329
1875
Latin 1 / Western European
English - United States
RT_MANIFEST
7
3.1586
482
Latin 1 / Western European
English - United States
RT_STRING
8
3.11685
460
Latin 1 / Western European
English - United States
RT_STRING
9
3.15447
494
Latin 1 / Western European
English - United States
RT_STRING
10
2.99727
326
Latin 1 / Western European
English - United States
RT_STRING
11
3.2036
1094
Latin 1 / Western European
English - United States
RT_STRING
12
3.12889
358
Latin 1 / Western European
English - United States
RT_STRING
13
2.95673
288
Latin 1 / Western European
English - United States
RT_STRING
14
2.94627
266
Latin 1 / Western European
English - United States
RT_STRING
15
2.83619
188
Latin 1 / Western European
English - United States
RT_STRING

Imports

KERNEL32.dll
USER32.dll (delay-loaded)
gdiplus.dll
No data.
screenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
43
Monitored processes
6
Malicious processes
5
Suspicious processes
1

Behavior graph

Click at the process to see the details
drop and start drop and start start drop and start drop and start gabb 0.6.16.exe gbb.exe gbb.exe #NJRAT gabb.exe bndf.exe no specs bndf.exe

Process information

PID
CMD
Path
Indicators
Parent process
348"C:\Users\admin\AppData\Local\Temp\RarSFX0\GABB.exe" C:\Users\admin\AppData\Local\Temp\RarSFX0\GABB.exe
GABB 0.6.16.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\rarsfx0\gabb.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp140.dll
c:\windows\system32\vcruntime140.dll
c:\windows\system32\api-ms-win-crt-runtime-l1-1-0.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\api-ms-win-core-timezone-l1-1-0.dll
1632"C:\Users\admin\AppData\Local\Temp\RarSFX0\bndf.exe" C:\Users\admin\AppData\Local\Temp\RarSFX0\bndf.exe—gbb.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\rarsfx0\bndf.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\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
c:\windows\system32\gdi32.dll
3556"C:\Users\admin\AppData\Local\Temp\gbb.exe" C:\Users\admin\AppData\Local\Temp\gbb.exe
gbb.exe
User:
admin
Integrity Level:
MEDIUM
Description:
ReXStub 2.1
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\gbb.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
3724"C:\Users\admin\AppData\Local\Temp\RarSFX0\bndf.exe" C:\Users\admin\AppData\Local\Temp\RarSFX0\bndf.exe
bndf.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\rarsfx0\bndf.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\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
c:\windows\system32\gdi32.dll
3744"C:\Users\admin\AppData\Local\Temp\RarSFX0\gbb.exe" C:\Users\admin\AppData\Local\Temp\RarSFX0\gbb.exe
GABB 0.6.16.exe
User:
admin
Integrity Level:
MEDIUM
Description:
BlueStacks Agent
Exit code:
0
Version:
4.150.11.1001
Modules
Images
c:\users\admin\appdata\local\temp\rarsfx0\gbb.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
4092"C:\Users\admin\AppData\Local\Temp\GABB 0.6.16.exe" C:\Users\admin\AppData\Local\Temp\GABB 0.6.16.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\gabb 0.6.16.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.7601.17514_none_72d18a4386696c80\gdiplus.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
1 911
Read events
1 882
Write events
29
Delete events
0

Modification events

(PID) Process:(4092) GABB 0.6.16.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(4092) GABB 0.6.16.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(3744) gbb.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(3744) gbb.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(348) GABB.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(348) GABB.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(348) GABB.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(348) GABB.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
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
(PID) Process:(348) GABB.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(348) GABB.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
Executable files
11
Suspicious files
2
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
348GABB.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\Temp\GDLL.dll —
MD5:—
SHA256:—
348GABB.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\Temp\GABB.exe —
MD5:—
SHA256:—
348GABB.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\GABB.exeexecutable
MD5:—
SHA256:—
348GABB.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\GABB.exe.oldexecutable
MD5:—
SHA256:—
348GABB.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\GDLL.dllexecutable
MD5:—
SHA256:—
4092GABB 0.6.16.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\GABB.exeexecutable
MD5:—
SHA256:—
348GABB.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\Release.new.zipcompressed
MD5:—
SHA256:—
4092GABB 0.6.16.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\gbb.exeexecutable
MD5:—
SHA256:—
348GABB.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\78RFYB7Z\Release[1].zipcompressed
MD5:—
SHA256:—
3724bndf.exeC:\Users\admin\AppData\Local\VB4YvNQtwV\FN50d6t3AE.exeexecutable
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
7
DNS requests
2
Threats
4

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
348
GABB.exe
POST
200
88.99.106.50:80
http://gabb.duckdns.org/index.php
DE
text
12 b
malicious
348
GABB.exe
POST
200
88.99.106.50:80
http://gabb.duckdns.org/index.php
DE
text
62 b
malicious
348
GABB.exe
POST
200
88.99.106.50:80
http://gabb.duckdns.org/index.php
DE
text
54 b
malicious
348
GABB.exe
POST
200
88.99.106.50:80
http://gabb.duckdns.org/index.php
DE
text
7 b
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
348
GABB.exe
88.99.106.50:80
gabb.duckdns.org
Hetzner Online GmbH
DE
malicious
3724
bndf.exe
95.213.195.71:5333
psev.duckdns.org
OOO Network of data-centers Selectel
RU
malicious

DNS requests

Domain
IP
Reputation
gabb.duckdns.org
  • 88.99.106.50
malicious
psev.duckdns.org
  • 95.213.195.71
malicious

Threats

PID
Process
Class
Message
1052
svchost.exe
Misc activity
ET INFO DYNAMIC_DNS Query to *.duckdns. Domain
348
GABB.exe
A Network Trojan was detected
AV TROJAN njRAT CnC Request
348
GABB.exe
A Network Trojan was detected
REMOTE [PTsecurity] NjRAT.Gen
1052
svchost.exe
Misc activity
ET INFO DYNAMIC_DNS Query to *.duckdns. Domain
No debug info
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Reports
GABB 0.6.16.exe