njrat | 049e3ab43c29a82fc17b415fb88df0b0c238efea6be76a25da1f2bb88ee22a6b

Analysis

max time kernel
122s
max time network
138s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 16:13

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General

Target

Venom V5.exe
Size

289KB
MD5

121a7190a24ba74a4c49c951dd56ad72
SHA1

fb5b1adf74cda03d5a77096b866942a6fbd5aa89
SHA256

049e3ab43c29a82fc17b415fb88df0b0c238efea6be76a25da1f2bb88ee22a6b
SHA512

b1a983027932897e97c4e3ac9865e6fe987c3b772c5847db3f3cc5b8e2b4c845e7040bf8a7e7d546b77c3f78e39c32eaeb7321f1c6f99dd28554c80fec603bb3
SSDEEP

6144:6/E7c5W+sPgJJUuCm2pad2AO51SLPml16S6M6supNDdPstxChZ:UEeggJauClpjL5sar6M6supXPstw

Score

10^/10

njrat victim discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

v4.0

Botnet

Victim

audio-ham.gl.at.ply.gg:52424

Mutex

Windows

Attributes

reg_key
Windows
splitter
|-F-|

Signatures

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

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2936	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	paylod.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	Payload.exe

Executes dropped EXE 3 IoCs

pid	Process
2300	paylod.exe
2688	main.exe
2788	Payload.exe

Loads dropped DLL 7 IoCs

pid	Process
2332	Venom V5.exe
2332	Venom V5.exe
2332	Venom V5.exe
2332	Venom V5.exe
2724	Process not Found
2300	paylod.exe
2300	paylod.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Payload.exe"	paylod.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 9 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	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Venom V5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Payload.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	paylod.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
460	cmd.exe
3044	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3044	PING.EXE

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeDebugPrivilege	2788	Payload.exe
Token: 33	2788	Payload.exe
Token: SeIncBasePriorityPrivilege	2788	Payload.exe
Token: 33	2788	Payload.exe
Token: SeIncBasePriorityPrivilege	2788	Payload.exe
Token: 33	2788	Payload.exe
Token: SeIncBasePriorityPrivilege	2788	Payload.exe
Token: 33	2788	Payload.exe
Token: SeIncBasePriorityPrivilege	2788	Payload.exe
Token: 33	2788	Payload.exe
Token: SeIncBasePriorityPrivilege	2788	Payload.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 2300	2332	Venom V5.exe	31
PID 2332 wrote to memory of 2300	2332	Venom V5.exe	31
PID 2332 wrote to memory of 2300	2332	Venom V5.exe	31
PID 2332 wrote to memory of 2300	2332	Venom V5.exe	31
PID 2332 wrote to memory of 2688	2332	Venom V5.exe	32
PID 2332 wrote to memory of 2688	2332	Venom V5.exe	32
PID 2332 wrote to memory of 2688	2332	Venom V5.exe	32
PID 2332 wrote to memory of 2688	2332	Venom V5.exe	32
PID 2688 wrote to memory of 2828	2688	main.exe	34
PID 2688 wrote to memory of 2828	2688	main.exe	34
PID 2688 wrote to memory of 2828	2688	main.exe	34
PID 2828 wrote to memory of 2800	2828	cmd.exe	35
PID 2828 wrote to memory of 2800	2828	cmd.exe	35
PID 2828 wrote to memory of 2800	2828	cmd.exe	35
PID 2300 wrote to memory of 2788	2300	paylod.exe	36
PID 2300 wrote to memory of 2788	2300	paylod.exe	36
PID 2300 wrote to memory of 2788	2300	paylod.exe	36
PID 2300 wrote to memory of 2788	2300	paylod.exe	36
PID 2300 wrote to memory of 2648	2300	paylod.exe	37
PID 2300 wrote to memory of 2648	2300	paylod.exe	37
PID 2300 wrote to memory of 2648	2300	paylod.exe	37
PID 2300 wrote to memory of 2648	2300	paylod.exe	37
PID 2788 wrote to memory of 2372	2788	Payload.exe	39
PID 2788 wrote to memory of 2372	2788	Payload.exe	39
PID 2788 wrote to memory of 2372	2788	Payload.exe	39
PID 2788 wrote to memory of 2372	2788	Payload.exe	39
PID 2788 wrote to memory of 2188	2788	Payload.exe	40
PID 2788 wrote to memory of 2188	2788	Payload.exe	40
PID 2788 wrote to memory of 2188	2788	Payload.exe	40
PID 2788 wrote to memory of 2188	2788	Payload.exe	40
PID 2788 wrote to memory of 2936	2788	Payload.exe	44
PID 2788 wrote to memory of 2936	2788	Payload.exe	44
PID 2788 wrote to memory of 2936	2788	Payload.exe	44
PID 2788 wrote to memory of 2936	2788	Payload.exe	44
PID 2788 wrote to memory of 460	2788	Payload.exe	46
PID 2788 wrote to memory of 460	2788	Payload.exe	46
PID 2788 wrote to memory of 460	2788	Payload.exe	46
PID 2788 wrote to memory of 460	2788	Payload.exe	46
PID 460 wrote to memory of 3044	460	cmd.exe	48
PID 460 wrote to memory of 3044	460	cmd.exe	48
PID 460 wrote to memory of 3044	460	cmd.exe	48
PID 460 wrote to memory of 3044	460	cmd.exe	48

Views/modifies file attributes 1 TTPs 3 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2648	attrib.exe
2372	attrib.exe
2188	attrib.exe

C:\Users\Admin\AppData\Local\Temp\Venom V5.exe
"C:\Users\Admin\AppData\Local\Temp\Venom V5.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Users\Admin\AppData\Local\Temp\paylod.exe
  "C:\Users\Admin\AppData\Local\Temp\paylod.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2300
- - C:\Users\Admin\AppData\Local\Temp\Payload.exe
    "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2788
  - - C:\Windows\SysWOW64\attrib.exe
      attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2372
  - - C:\Windows\SysWOW64\attrib.exe
      attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2188
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall delete allowedprogram "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:2936
  - - C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 0 -n 2 & del "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Suspicious use of WriteProcessMemory
      PID:460
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping 0 -n 2
        5⤵
        System Location Discovery: System Language Discovery
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:3044
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2648
- C:\Users\Admin\AppData\Local\Temp\main.exe
  "C:\Users\Admin\AppData\Local\Temp\main.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd" /c "C:\Users\Admin\AppData\Local\Temp\648.tmp\649.tmp\64A.bat C:\Users\Admin\AppData\Local\Temp\main.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2828
  - - C:\Windows\system32\chcp.com
      chcp 65001
      4⤵
      PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\648.tmp\649.tmp\64A.bat

Filesize
3KB

MD5
ed10dc8c536ee4a022b94514936658e1

SHA1
006378f2c2837b196ecd17db6f1d6db862b8454e

SHA256
6851924794377b148813fd77ffe990aeb8abd363e9086b73bf76db117feedc59

SHA512
245a2bef61c75090b9108a5c5b81a77d1091b5a4abe8f561d5658e9c708907fe2ada359a9931dfa6decf0a06e5a0fdb08dab6ed7165a78f559512cbedf37634f

Download Submit
C:\Users\Admin\AppData\Local\Temp\main.exe

Filesize
126KB

MD5
fb32165caff9614efbc6311fe75da2f2

SHA1
674e7a93ed4b9cb097d846463a249bd68c4ab7a6

SHA256
41018b0dcfb3adf0ddcda481a276d98cbcee94698ac9c7dbd3644a86687e76e8

SHA512
65356ddd14df07f2153e740a8ac9f4d722e604a85663254f5e444850cbb66c15c35e7cedc6fece72df63677ffbbeb094122b05c11e01bf0cded917c3c4608a6d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk

Filesize
1KB

MD5
f4a0764be0998ca801bb11188af40463

SHA1
fa8734c1d9ded2c36e00434316cb00b1f15cebe7

SHA256
69177b7411918b0351c057c065a58d82c8e823c6512b7d565552f22e360d8a6c

SHA512
84d1e978b0c8e964dad1844a7d62d900561c5e320f84fb49c73cfd48802e17f93071b8ec0b638bbad8cbebc617029241faf353744d512271bdcc90566ac533e5

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk

Filesize
1018B

MD5
0e91c8c82ece90714abda9f7d739c844

SHA1
0be1b50b19982cdeb3218f85b7c2f2db58be370d

SHA256
6df564f3dac8a7a8d07902da236e277fda77199633728009e4ab2dadf6f4edf4

SHA512
3ce340f970f31a91c03bd2252ffc62f2d76da5c2e8086ae3a318ef3cd42514610efc881ce0250fcf5eb22ac19f803f3f0886c5224f5a5d771ea0039e2affa04c

Download Submit
\Users\Admin\AppData\Local\Temp\paylod.exe

Filesize
26KB

MD5
1f5545281784c48b113dde61778a4697

SHA1
46aee2f749bbee1fb7e4f5d8609b798bd5077673

SHA256
e31e3e11ce40c048eed1a0f68b0e47a15369b9289b30dcce9fe70b7f7ea26c20

SHA512
e262e58f15bbbee488a8423cbd5f03b2e9ab12b7af267d3278b48cb86373ff180b992d126694d3e224a8b97bff5edbaeb9c0d3493528b0d6b49e236339a1ab37

Download Submit
memory/2300-25-0x000000007109E000-0x000000007109F000-memory.dmp

Filesize
4KB

Download
memory/2300-26-0x0000000000CF0000-0x0000000000CFC000-memory.dmp

Filesize
48KB

Download
memory/2300-29-0x000000007109E000-0x000000007109F000-memory.dmp

Filesize
4KB

Download
memory/2332-22-0x0000000074590000-0x0000000074B3B000-memory.dmp

Filesize
5.7MB

Download
memory/2332-0-0x0000000074591000-0x0000000074592000-memory.dmp

Filesize
4KB

Download
memory/2332-2-0x0000000074590000-0x0000000074B3B000-memory.dmp

Filesize
5.7MB

Download
memory/2332-1-0x0000000074590000-0x0000000074B3B000-memory.dmp

Filesize
5.7MB

Download
memory/2788-40-0x0000000000800000-0x000000000080C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads