njrat | eb4915daeeadd59534ef61affc71891a0ba7cba989a1b72d5ad4c8065e0adb39

Analysis

max time kernel
1800s
max time network
1800s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
01-10-2024 16:58

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General

Target

Payload.exe
Size

27KB
MD5

bdf3331ec3d5b67d4a746773620c3d0a
SHA1

be97cd7753b2758bc0503697ed51efaab67174b6
SHA256

eb4915daeeadd59534ef61affc71891a0ba7cba989a1b72d5ad4c8065e0adb39
SHA512

7bced8fd2557f950086553f06314c988ef6c4e17ff841e0b5c5161cb8bfda01db44c3fcf19e79e5453a8fb0456a39157cf8a9cb16aaeef5dc87cc863ecf41120
SSDEEP

384:lLEF5aMG4AvkF0jc49+PUimiM5AQk93vmhm7UMKmIEecKdbXTzm9bVhca96mr6eW:lkUZua35A/vMHTi9bD

Score

10^/10

njrat windows discovery persistence trojan

Malware Config

Extracted

Family

njrat

Version

v2.0

Botnet

Windows

language-sublime.gl.at.ply.gg:8080

Mutex

Windows

Attributes

reg_key
Windows
splitter
|-F-|

Signatures

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

Drops startup file 2 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
2260	Payload.exe

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Payload.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Windows\\Payload.exe"	Payload.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Payload.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Payload.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Payload.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Payload.exe	Payload.exe
File opened for modification	C:\Windows\Payload.exe	attrib.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	Payload.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Payload.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2260	Payload.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe
Token: SeIncBasePriorityPrivilege	2260	Payload.exe
Token: 33	2260	Payload.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2260	2520	Payload.exe	31
PID 2520 wrote to memory of 2260	2520	Payload.exe	31
PID 2520 wrote to memory of 2260	2520	Payload.exe	31
PID 2520 wrote to memory of 2260	2520	Payload.exe	31
PID 2520 wrote to memory of 804	2520	Payload.exe	32
PID 2520 wrote to memory of 804	2520	Payload.exe	32
PID 2520 wrote to memory of 804	2520	Payload.exe	32
PID 2520 wrote to memory of 804	2520	Payload.exe	32

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
804	attrib.exe

C:\Users\Admin\AppData\Local\Temp\Payload.exe
"C:\Users\Admin\AppData\Local\Temp\Payload.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\Payload.exe
  "C:\Windows\Payload.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:2260
- C:\Windows\SysWOW64\attrib.exe
  attrib +h +r +s "C:\Windows\Payload.exe"
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Views/modifies file attributes
  PID:804

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
5861d3be1857f569d8dc6c2ac5172074

SHA1
e99e662dc2ed242045be4ef370c98a45c053f924

SHA256
b77d0a1a82c0c4a56721150d04047bc0de1bbe4b83c2fee8f391675f3f51da01

SHA512
941cd20c6eeba1769ce48caa7d55cd6c6e9cd50a80a074504aff1a37b9d6fde0ca201710ed0df2fd9f8767cd4fcd1865b665951a83b2c9ce2625be4faaeda34a

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

Filesize
1022B

MD5
964c42227e4e47c5219a780f3c3b02c6

SHA1
b5f5e3f97dac8afd23f2ca8fb20a2a7d1997ea94

SHA256
16b753b988f1462a1906769eb40d090fa0b93d567c1bc00ced466c15015edfc5

SHA512
83bdd464e0e9f8b59ff0084c55d2ab863658e5e0aade69b376f5814404e0141a0eb2725329efbf6da0a6a432611a6733318e7ffe627263c311cfe933106453f2

Download Submit
C:\Windows\Payload.exe

Filesize
27KB

MD5
bdf3331ec3d5b67d4a746773620c3d0a

SHA1
be97cd7753b2758bc0503697ed51efaab67174b6

SHA256
eb4915daeeadd59534ef61affc71891a0ba7cba989a1b72d5ad4c8065e0adb39

SHA512
7bced8fd2557f950086553f06314c988ef6c4e17ff841e0b5c5161cb8bfda01db44c3fcf19e79e5453a8fb0456a39157cf8a9cb16aaeef5dc87cc863ecf41120

Download Submit
memory/2260-12-0x0000000074ED0000-0x000000007547B000-memory.dmp

Filesize
5.7MB

Download
memory/2260-14-0x0000000074ED0000-0x000000007547B000-memory.dmp

Filesize
5.7MB

Download
memory/2260-19-0x0000000074ED0000-0x000000007547B000-memory.dmp

Filesize
5.7MB

Download
memory/2520-0-0x0000000074ED1000-0x0000000074ED2000-memory.dmp

Filesize
4KB

Download
memory/2520-1-0x0000000074ED0000-0x000000007547B000-memory.dmp

Filesize
5.7MB

Download
memory/2520-2-0x0000000074ED0000-0x000000007547B000-memory.dmp

Filesize
5.7MB

Download
memory/2520-5-0x0000000074ED0000-0x000000007547B000-memory.dmp

Filesize
5.7MB

Download
memory/2520-13-0x0000000074ED0000-0x000000007547B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads