njrat | e133598986814885d4fbcaa714b4374e282519d89134c05a84f8b9e12d558ad5

Analysis

max time kernel
111s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 22:09

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General

Target

e133598986814885d4fbcaa714b4374e282519d89134c05a84f8b9e12d558ad5N.exe
Size

3.0MB
MD5

6686cfc1e54c222aaebb740445aade20
SHA1

e021aa9730147cb596d320e890d611a8bb8f7f5f
SHA256

e133598986814885d4fbcaa714b4374e282519d89134c05a84f8b9e12d558ad5
SHA512

ad2dfb6a457b6c58e415f58743f2ab918c412ede0c70126cde56c1c2d566471f8a26b3186c8b7c3198bed342a0125eff9bf90362996d1d180b6c3267b408be23
SSDEEP

49152:B+ZBawcbuRhRRphn+ZBawcbuRhRRphgfxx33333U333R/EO:2xx33333U333R/EO

Score

10^/10

njrat discovery trojan

Malware Config

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Executes dropped EXE 2 IoCs

pid	Process
1996	LocalwsBNDGTKsa.exe
2704	New Client.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	New Client.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1780	vlc.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
1780	vlc.exe
2112	AcroRd32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1780	vlc.exe
Token: SeIncBasePriorityPrivilege	1780	vlc.exe

Suspicious use of FindShellTrayWindow 13 IoCs

pid	Process
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe
1780	vlc.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1780	vlc.exe
2112	AcroRd32.exe
2112	AcroRd32.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 1996	2280	e133598986814885d4fbcaa714b4374e282519d89134c05a84f8b9e12d558ad5N.exe	31
PID 2280 wrote to memory of 1996	2280	e133598986814885d4fbcaa714b4374e282519d89134c05a84f8b9e12d558ad5N.exe	31
PID 2280 wrote to memory of 1996	2280	e133598986814885d4fbcaa714b4374e282519d89134c05a84f8b9e12d558ad5N.exe	31
PID 2280 wrote to memory of 1780	2280	e133598986814885d4fbcaa714b4374e282519d89134c05a84f8b9e12d558ad5N.exe	32
PID 2280 wrote to memory of 1780	2280	e133598986814885d4fbcaa714b4374e282519d89134c05a84f8b9e12d558ad5N.exe	32
PID 2280 wrote to memory of 1780	2280	e133598986814885d4fbcaa714b4374e282519d89134c05a84f8b9e12d558ad5N.exe	32
PID 1996 wrote to memory of 2376	1996	LocalwsBNDGTKsa.exe	33
PID 1996 wrote to memory of 2376	1996	LocalwsBNDGTKsa.exe	33
PID 1996 wrote to memory of 2376	1996	LocalwsBNDGTKsa.exe	33
PID 1996 wrote to memory of 2704	1996	LocalwsBNDGTKsa.exe	34
PID 1996 wrote to memory of 2704	1996	LocalwsBNDGTKsa.exe	34
PID 1996 wrote to memory of 2704	1996	LocalwsBNDGTKsa.exe	34
PID 1996 wrote to memory of 2704	1996	LocalwsBNDGTKsa.exe	34
PID 2704 wrote to memory of 2016	2704	New Client.exe	35
PID 2704 wrote to memory of 2016	2704	New Client.exe	35
PID 2704 wrote to memory of 2016	2704	New Client.exe	35
PID 2704 wrote to memory of 2016	2704	New Client.exe	35
PID 2704 wrote to memory of 2016	2704	New Client.exe	35
PID 2704 wrote to memory of 2016	2704	New Client.exe	35
PID 2704 wrote to memory of 2016	2704	New Client.exe	35
PID 2016 wrote to memory of 2112	2016	rundll32.exe	36
PID 2016 wrote to memory of 2112	2016	rundll32.exe	36
PID 2016 wrote to memory of 2112	2016	rundll32.exe	36
PID 2016 wrote to memory of 2112	2016	rundll32.exe	36

C:\Users\Admin\AppData\Local\Temp\e133598986814885d4fbcaa714b4374e282519d89134c05a84f8b9e12d558ad5N.exe
"C:\Users\Admin\AppData\Local\Temp\e133598986814885d4fbcaa714b4374e282519d89134c05a84f8b9e12d558ad5N.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Users\Admin\AppData\LocalwsBNDGTKsa.exe
  "C:\Users\Admin\AppData\LocalwsBNDGTKsa.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1996
- - C:\Program Files\VideoLAN\VLC\vlc.exe
    "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\cfAUzMzm.webm"
    3⤵
    PID:2376
- - C:\Users\Admin\AppData\Local\Temp\New Client.exe
    "C:\Users\Admin\AppData\Local\Temp\New Client.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2704
  - - C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\MIcrosoft
      4⤵
      System Location Discovery: System Language Discovery
      Modifies registry class
      Suspicious use of WriteProcessMemory
      PID:2016
    - - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
        
        "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\MIcrosoft"
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious behavior: GetForegroundWindowSpam
        Suspicious use of SetWindowsHookEx
        
        PID:2112
- C:\Program Files\VideoLAN\VLC\vlc.exe
  "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\LocalkyFJdfVSIY..mp4"
  2⤵
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:1780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\New Client.exe

Filesize
164KB

MD5
72dcbd7d55a57e29652bc58848dd3e7e

SHA1
ef89f80d7677b5fb6a93c53c26a3bb515f746ec5

SHA256
51f65f413ac8faff2e9612bac975c3f3647355de902c370da0379be4e5d2a7a5

SHA512
5537486738f5a6fa78e927f89f42de51c457e9143bef19c75eadbaeaeb450b395de60f4d17f005854f9eaacfd602a9a5d1cd536a67194f763e2e3a7f10517c28

Download Submit
C:\Users\Admin\AppData\Local\Temp\cfAUzMzm.webm

Filesize
854KB

MD5
d9f461ff253aad8d7683997fc65d3877

SHA1
b05ac4846aff44a2d7859fdbfe870e3e9515ba04

SHA256
15f297e1bfb3ee212f476ef405e7da9ea37ccd289c7e67ac8cb7fd7c113c50fc

SHA512
06f3c022fd9b4323d6ce30632c0a9b1126720084438e78682557f43de91ddbf4a308b5c3cda4cc9c92f6145d650c9e5bab7343b8fb8698def118ec387b89b2bc

Download Submit
C:\Users\Admin\AppData\LocalwsBNDGTKsa.exe

Filesize
1.3MB

MD5
f9896bfa0340efc69aa84ef32e53bf80

SHA1
4ace5edf26daf72f6fa54372c558d838f5916f8a

SHA256
b9ff8c78b466daabf8bd306903156a0ff3abead54c62bee33d3f9995c5c86348

SHA512
28550a8149589ddbf136963cd20233d77b530258af48ed0e0e84168e31d7159bfbdc01728b96126ac668f1fb5fda903f12afe9db516af9bd1486202820343633

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
1445b0d138e4a01b26463df2a8e3a13d

SHA1
95de60d71c7791adbde87789f94dc2afac08c7be

SHA256
ccd61abb0c836c1d9021b0e9a33c7a19c10d76a56642eebb2f8ef051e900f612

SHA512
0ba138fd7549f5674cd7f57a05ea702d888602bc54de001d4335715294ceffa08833d01e4687436f9473eb836acee7917f755b8c6969c3f3cf1ade05e05a219c

Download Submit
memory/1780-54-0x000007FEF35A0000-0x000007FEF35BB000-memory.dmp

Filesize
108KB

Download
memory/1780-73-0x000007FEEEAE0000-0x000007FEEEB24000-memory.dmp

Filesize
272KB

Download
memory/1780-51-0x000007FEF6390000-0x000007FEF63A7000-memory.dmp

Filesize
92KB

Download
memory/1780-80-0x000007FEF3940000-0x000007FEF3BF6000-memory.dmp

Filesize
2.7MB

Download
memory/1780-66-0x000007FEF6120000-0x000007FEF6131000-memory.dmp

Filesize
68KB

Download
memory/1780-67-0x000007FEF1B40000-0x000007FEF1B51000-memory.dmp

Filesize
68KB

Download
memory/1780-50-0x000007FEF63B0000-0x000007FEF63C1000-memory.dmp

Filesize
68KB

Download
memory/1780-76-0x000007FEEEA00000-0x000007FEEEA34000-memory.dmp

Filesize
208KB

Download
memory/1780-75-0x000007FEEEA40000-0x000007FEEEA82000-memory.dmp

Filesize
264KB

Download
memory/1780-74-0x000007FEEEA90000-0x000007FEEEAD4000-memory.dmp

Filesize
272KB

Download
memory/1780-40-0x000007FEF6B50000-0x000007FEF6B61000-memory.dmp

Filesize
68KB

Download
memory/1780-39-0x000007FEFB010000-0x000007FEFB027000-memory.dmp

Filesize
92KB

Download
memory/1780-37-0x000007FEF3940000-0x000007FEF3BF6000-memory.dmp

Filesize
2.7MB

Download
memory/1780-41-0x000007FEF6B30000-0x000007FEF6B47000-memory.dmp

Filesize
92KB

Download
memory/1780-42-0x000007FEF6B10000-0x000007FEF6B21000-memory.dmp

Filesize
68KB

Download
memory/1780-43-0x000007FEF66A0000-0x000007FEF66BD000-memory.dmp

Filesize
116KB

Download
memory/1780-44-0x000007FEF6680000-0x000007FEF6691000-memory.dmp

Filesize
68KB

Download
memory/1780-38-0x000007FEFB780000-0x000007FEFB798000-memory.dmp

Filesize
96KB

Download
memory/1780-36-0x000007FEF6B70000-0x000007FEF6BA4000-memory.dmp

Filesize
208KB

Download
memory/1780-35-0x000000013FC70000-0x000000013FD68000-memory.dmp

Filesize
992KB

Download
memory/1780-47-0x000007FEF6420000-0x000007FEF6461000-memory.dmp

Filesize
260KB

Download
memory/1780-48-0x000007FEF63F0000-0x000007FEF6411000-memory.dmp

Filesize
132KB

Download
memory/1780-52-0x000007FEF6370000-0x000007FEF6381000-memory.dmp

Filesize
68KB

Download
memory/1780-53-0x000007FEF35C0000-0x000007FEF35D1000-memory.dmp

Filesize
68KB

Download
memory/1780-69-0x000007FEF1AD0000-0x000007FEF1AF3000-memory.dmp

Filesize
140KB

Download
memory/1780-45-0x000007FEF3600000-0x000007FEF380B000-memory.dmp

Filesize
2.0MB

Download
memory/1780-49-0x000007FEF63D0000-0x000007FEF63E8000-memory.dmp

Filesize
96KB

Download
memory/1780-68-0x000007FEF1B00000-0x000007FEF1B15000-memory.dmp

Filesize
84KB

Download
memory/1780-72-0x000007FEEEE00000-0x000007FEEEE74000-memory.dmp

Filesize
464KB

Download
memory/1780-46-0x000007FEF64E0000-0x000007FEF6547000-memory.dmp

Filesize
412KB

Download
memory/1780-56-0x000007FEF6CA0000-0x000007FEF6CB1000-memory.dmp

Filesize
68KB

Download
memory/1780-59-0x000007FEF6BD0000-0x000007FEF6C4C000-memory.dmp

Filesize
496KB

Download
memory/1780-60-0x000007FEF6BB0000-0x000007FEF6BC1000-memory.dmp

Filesize
68KB

Download
memory/1780-58-0x000007FEF6C50000-0x000007FEF6C80000-memory.dmp

Filesize
192KB

Download
memory/1780-61-0x000007FEF61F0000-0x000007FEF6247000-memory.dmp

Filesize
348KB

Download
memory/1780-57-0x000007FEF6C80000-0x000007FEF6C98000-memory.dmp

Filesize
96KB

Download
memory/1780-62-0x000007FEF61C0000-0x000007FEF61E8000-memory.dmp

Filesize
160KB

Download
memory/1780-63-0x000007FEF6190000-0x000007FEF61B4000-memory.dmp

Filesize
144KB

Download
memory/1780-64-0x000007FEF6170000-0x000007FEF6188000-memory.dmp

Filesize
96KB

Download
memory/1780-65-0x000007FEF6140000-0x000007FEF6163000-memory.dmp

Filesize
140KB

Download
memory/1780-70-0x000007FEF1AB0000-0x000007FEF1AC3000-memory.dmp

Filesize
76KB

Download
memory/1780-71-0x000007FEF15C0000-0x000007FEF16C6000-memory.dmp

Filesize
1.0MB

Download
memory/1780-55-0x000007FEF24F0000-0x000007FEF35A0000-memory.dmp

Filesize
16.7MB

Download
memory/1996-18-0x000007FEF58B0000-0x000007FEF624D000-memory.dmp

Filesize
9.6MB

Download
memory/1996-12-0x000007FEF58B0000-0x000007FEF624D000-memory.dmp

Filesize
9.6MB

Download
memory/2280-0-0x000007FEF5B6E000-0x000007FEF5B6F000-memory.dmp

Filesize
4KB

Download
memory/2280-34-0x000007FEF58B0000-0x000007FEF624D000-memory.dmp

Filesize
9.6MB

Download
memory/2280-10-0x000007FEF58B0000-0x000007FEF624D000-memory.dmp

Filesize
9.6MB

Download
memory/2376-19-0x000000013FC70000-0x000000013FD68000-memory.dmp

Filesize
992KB

Download
memory/2376-24-0x000007FEFB780000-0x000007FEFB798000-memory.dmp

Filesize
96KB

Download
memory/2376-25-0x000007FEFB010000-0x000007FEFB027000-memory.dmp

Filesize
92KB

Download
memory/2376-26-0x000007FEF6B50000-0x000007FEF6B61000-memory.dmp

Filesize
68KB

Download
memory/2376-21-0x000007FEF3940000-0x000007FEF3BF6000-memory.dmp

Filesize
2.7MB

Download
memory/2376-20-0x000007FEF6B70000-0x000007FEF6BA4000-memory.dmp

Filesize
208KB

Download