njrat | 3f49abea9a93077403de2325821b17a21a1d74a396c934d8d38771e19eb5d0e8

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
10/05/2024, 18:09

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General

Target
30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe
Size 149KB
Sample240510-wrhtmsde28
SHA256 3f49abea9a93077403de2325821b17a21a1d74a396c934d8d38771e19eb5d0e8
MD5 30607346a5058f4363483315acf0f4b5
SHA1 98cc8f1fd68743319ec332138012b83d5fa2ac1f
SHA512 036a7e3ea8a6c44b354838c0570a561738a25b29bad3354a31ad34cbfe2989646e11c4ca648c80e65332f0c629414e4886cf6f177b5fdb233436be1a8e627acb
SSDEEP 3072:EfEyenlcSNTXwkwvus9NnZLf50eL8Wu7U75n2:Ecy+OShX8vjhfqSww75n
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

njrat trojan

Malware Config

Extracted

Family

njrat

173.225.115.127:4444

Mutex

9ade17d191a745f38

Attributes

reg_key
9ade17d191a745f38
splitter
@!#&^%$

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4220 set thread context of 2384	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	98

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe
4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe
4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe
4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

description	pid	Process
Token: SeDebugPrivilege	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe
Token: SeDebugPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe
Token: 33	2384	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2384	RegAsm.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4220 wrote to memory of 4524	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	96
PID 4220 wrote to memory of 4524	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	96
PID 4220 wrote to memory of 4524	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	96
PID 4220 wrote to memory of 2244	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	97
PID 4220 wrote to memory of 2244	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	97
PID 4220 wrote to memory of 2244	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	97
PID 4220 wrote to memory of 2384	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	98
PID 4220 wrote to memory of 2384	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	98
PID 4220 wrote to memory of 2384	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	98
PID 4220 wrote to memory of 2384	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	98
PID 4220 wrote to memory of 2384	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	98
PID 4220 wrote to memory of 2384	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	98
PID 4220 wrote to memory of 2384	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	98
PID 4220 wrote to memory of 2384	4220	30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe	98

C:\Users\Admin\AppData\Local\Temp\30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\30607346a5058f4363483315acf0f4b5_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4220
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:4524
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:2244
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2384

Network

MITRE ATT&CK Matrix

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Downloads

memory/2384-6-0x0000000000400000-0x000000000040C000-memory.dmp

Download

memory/2384-8-0x0000000074E10000-0x00000000755C0000-memory.dmp

Download

memory/2384-9-0x0000000074E10000-0x00000000755C0000-memory.dmp

Download

memory/2384-10-0x00000000053C0000-0x00000000053CA000-memory.dmp

Download

memory/2384-11-0x0000000074E10000-0x00000000755C0000-memory.dmp

Download

memory/2384-12-0x0000000074E10000-0x00000000755C0000-memory.dmp

Download

memory/4220-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

Download

memory/4220-1-0x0000000000D00000-0x0000000000D2E000-memory.dmp

Download

memory/4220-2-0x0000000005C90000-0x0000000006234000-memory.dmp

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memory/4220-3-0x0000000005780000-0x0000000005812000-memory.dmp

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memory/4220-4-0x0000000007E00000-0x0000000007E9C000-memory.dmp

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memory/4220-5-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

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