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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

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

    • 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

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

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
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
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
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
Version:
1.0.0.0
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
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
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
Total events
1 911
Read events
1 882
Write events
0
Delete events
0

Modification events

No data
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:—
4092GABB 0.6.16.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\GDLL.dllexecutable
MD5:EC184C2E18E14AC5FDA74974ABC0A80E
SHA256:A7241FF0745259FBE1DE77E31838AD3D753A443DB562C6EC3BF50EAC9F5F65D2
4092GABB 0.6.16.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\GABB.exeexecutable
MD5:2050C7B688DE41EF1413919DAE3350BE
SHA256:18C49EDB86A38C6F1947C9FB140336754640339C46BFEA392044B920135C8E28
3744gbb.exeC:\Users\admin\AppData\Local\Temp\gbb.exeexecutable
MD5:39567AEB450FDB98CF4AAF4C38901C22
SHA256:CF822AD76921B20B8DDBA226F403CE7578AB8493A0F759A257D3273B0D2BEE87
348GABB.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\GABB.exe.oldexecutable
MD5:2050C7B688DE41EF1413919DAE3350BE
SHA256:18C49EDB86A38C6F1947C9FB140336754640339C46BFEA392044B920135C8E28
348GABB.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\78RFYB7Z\Release[1].zipcompressed
MD5:748BBF4BDEC6971D74593B9B7E718674
SHA256:8160680966F428A9EC4E7486B6FCA5B1EB196ABF749B3EA411534C7DAB749B1F
348GABB.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\GABB.exeexecutable
MD5:394A92B1FBB4718A004E3519F59F0BFF
SHA256:B691A705A9B933BD93B17A13263162CC7F62AE51D05C50377604F3714A28C99A
348GABB.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\Release.new.zipcompressed
MD5:748BBF4BDEC6971D74593B9B7E718674
SHA256:8160680966F428A9EC4E7486B6FCA5B1EB196ABF749B3EA411534C7DAB749B1F
4092GABB 0.6.16.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\gbb.exeexecutable
MD5:DF8EC086014EAF6A45975AA6CD54BF49
SHA256:A68C24E1C0B4F5DF7B8E55C81B4336AF1B16D6B7E88AAB38A1EF38261A78D4D7
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
0

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
—
—
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
—
—
Misc activity
ET INFO DYNAMIC_DNS Query to *.duckdns. Domain
No debug info
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Reports
GABB 0.6.16.exe