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File name:

ExLoader.exe

Full analysis: https://app.any.run/tasks/500f3a7b-3ba5-4e25-856e-2373de1e146e
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: November 29, 2020, 15:50:38
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:

1C35303B284B69B556102762F8DD3121

SHA1:

4C9CBBFDE2D955979171BECAA21B7477CFE3B520

SHA256:

361D321381F593283A504B9F7D19C2348477EEE621C6340747B946E25A0C0229

SSDEEP:

6144:9dRVzSkGTxSLD8uq5CaOPs47bhqUdd09fkNUDg:9hqxSLo5C1Ps4Xhj098NUDg

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

      • ez_injector.exe (PID: 676)
      • inject.exe (PID: 2708)
      • ez_injector.exe (PID: 2736)
    • Drops executable file immediately after starts

      • ExLoader.exe (PID: 2800)
    • Connects to CnC server

      • inject.exe (PID: 2708)
    • Writes to a start menu file

      • inject.exe (PID: 2708)
    • NJRAT was detected

      • inject.exe (PID: 2708)
  • SUSPICIOUS

    • Drops a file that was compiled in debug mode

      • ExLoader.exe (PID: 2800)
    • Executable content was dropped or overwritten

      • ExLoader.exe (PID: 2800)
      • inject.exe (PID: 2708)
    • Drops a file with a compile date too recent

      • ExLoader.exe (PID: 2800)
      • inject.exe (PID: 2708)
    • Creates files in the user directory

      • inject.exe (PID: 2708)
    • Uses NETSH.EXE for network configuration

      • inject.exe (PID: 2708)
    • Starts CMD.EXE for commands execution

      • ez_injector.exe (PID: 2736)
  • 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 (generic) (52.9)
.exe | Generic Win/DOS Executable (23.5)
.exe | DOS Executable Generic (23.5)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2020:06:25 12:38:24+02:00
PEType: PE32
LinkerVersion: 14
CodeSize: 200704
InitializedDataSize: 86528
UninitializedDataSize: -
EntryPoint: 0x1ea80
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 25-Jun-2020 10:38:24
Detected languages:
  • 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: 0x00000118

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 6
Time date stamp: 25-Jun-2020 10:38:24
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
0x00030F2A
0x00031000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.70442
.rdata
0x00032000
0x0000A5F2
0x0000A600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.2593
.data
0x0003D000
0x00023720
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.70568
.didat
0x00061000
0x00000188
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.29951
.rsrc
0x00062000
0x00007444
0x00007600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.18528
.reloc
0x0006A000
0x00002264
0x00002400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
7.16623

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.25329
1875
Latin 1 / Western European
UNKNOWN
RT_MANIFEST
7
3.66634
508
Latin 1 / Western European
UNKNOWN
RT_STRING
8
3.71728
582
Latin 1 / Western European
UNKNOWN
RT_STRING
9
3.73856
422
Latin 1 / Western European
UNKNOWN
RT_STRING
10
3.55807
220
Latin 1 / Western European
UNKNOWN
RT_STRING
11
3.89762
1124
Latin 1 / Western European
UNKNOWN
RT_STRING
12
3.68258
356
Latin 1 / Western European
UNKNOWN
RT_STRING
13
3.61824
272
Latin 1 / Western European
UNKNOWN
RT_STRING
14
3.61995
344
Latin 1 / Western European
UNKNOWN
RT_STRING
15
3.4037
232
Latin 1 / Western European
UNKNOWN
RT_STRING

Imports

KERNEL32.dll
USER32.dll (delay-loaded)
gdiplus.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
48
Monitored processes
6
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start drop and start drop and start start exloader.exe ez_injector.exe no specs ez_injector.exe cmd.exe no specs #NJRAT inject.exe netsh.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2800"C:\Users\admin\AppData\Local\Temp\ExLoader.exe" C:\Users\admin\AppData\Local\Temp\ExLoader.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
1073807364
676"C:\Users\admin\AppData\Local\Temp\RarSFX0\ez_injector.exe" C:\Users\admin\AppData\Local\Temp\RarSFX0\ez_injector.exeExLoader.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
2736"C:\Users\admin\AppData\Local\Temp\RarSFX0\ez_injector.exe" C:\Users\admin\AppData\Local\Temp\RarSFX0\ez_injector.exe
ExLoader.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
2116C:\Windows\system32\cmd.exe /c pauseC:\Windows\system32\cmd.exeez_injector.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
2708"C:\Users\admin\AppData\Local\Temp\RarSFX0\inject.exe" C:\Users\admin\AppData\Local\Temp\RarSFX0\inject.exe
ExLoader.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
1073807364
2464netsh firewall add allowedprogram "C:\Users\admin\AppData\Local\Temp\RarSFX0\inject.exe" "inject.exe" ENABLEC:\Windows\system32\netsh.exeinject.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)
Total events
473
Read events
410
Write events
0
Delete events
0

Modification events

No data
Executable files
4
Suspicious files
0
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
2800ExLoader.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\inject.exeexecutable
MD5:EC61A41153422B7F41A3E166F4C543AF
SHA256:DBEF3C2F2463DF02756F6CD190E517AEB6E920151E23F2B60A1C9841A8887547
2708inject.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d65f7c95a6776a2128fe796f3e46ddfdWindows Update.exeexecutable
MD5:EC61A41153422B7F41A3E166F4C543AF
SHA256:DBEF3C2F2463DF02756F6CD190E517AEB6E920151E23F2B60A1C9841A8887547
2708inject.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exeexecutable
MD5:EC61A41153422B7F41A3E166F4C543AF
SHA256:DBEF3C2F2463DF02756F6CD190E517AEB6E920151E23F2B60A1C9841A8887547
2800ExLoader.exeC:\Users\admin\AppData\Local\Temp\RarSFX0\ez_injector.exeexecutable
MD5:946339F206ED57EC78AFF21961BF6C91
SHA256:0F8F7307A9134179CA6555DF862804468E7E3E785475C67FE85D0F9D7BED04A9
2708inject.exeC:\Users\admin\AppData\Roaming\apptext
MD5:112317D572CE0538D2D1B20D7F32170E
SHA256:FD9E9A8BE71786826787D6EB9AA28371D09B0515DDF0C19B082FE7BAC57A88A9
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
2
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
2708
inject.exe
185.247.143.45:3366
malicious

DNS requests

No data

Threats

PID
Process
Class
Message
2708
inject.exe
A Network Trojan was detected
ET TROJAN Bladabindi/njRAT CnC Command (ll)
2708
inject.exe
A Network Trojan was detected
MALWARE [PTsecurity] njRAT/Bladabindi
2708
inject.exe
A Network Trojan was detected
MALWARE [PTsecurity] njRAT.Gen RAT outbound connection
2708
inject.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback (Remote Desktop)
2708
inject.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback Response (Remote Desktop)
2708
inject.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback Response (Remote Desktop)
2708
inject.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback Response (Remote Desktop)
2708
inject.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback Response (Remote Desktop)
2708
inject.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback Response (Remote Desktop)
3 ETPRO signatures available at the full report
No debug info