njrat | 557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28d

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
03/08/2023, 18:26

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General

Target

557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Size

43KB
MD5

aa91557978aa60bc7bf9d84471e119d4
SHA1

b7dd12b6219cc1157c91c1afc913b138cc170b66
SHA256

557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28d
SHA512

8a8971c7f0211de2b41eaacf4f2d397a7ab617f7e5f76acd5b49b160952d92e92cf3537d604b939b1cc4b4dcb07e2c102b00f98d76083f435e022d87064dca55
SSDEEP

384:yZyzSg98NaIyrLPb3cWESES6ik7azsIij+ZsNO3PlpJKkkjh/TzF7pWnk/greT0k:A4ywFrzb3cP7QuXQ/oh/+L

Score

10^/10

njrat hacked trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

4.tcp.eu.ngrok.io:11176

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|Hassan|

Signatures

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

Executes dropped EXE 3 IoCs

pid	Process
2828	Server.exe
2692	Server.exe
2696	Server.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2448	schtasks.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: 33	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
Token: SeIncBasePriorityPrivilege	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 2448	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe	28
PID 2144 wrote to memory of 2448	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe	28
PID 2144 wrote to memory of 2448	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe	28
PID 2144 wrote to memory of 2448	2144	557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe	28
PID 2652 wrote to memory of 2828	2652	taskeng.exe	33
PID 2652 wrote to memory of 2828	2652	taskeng.exe	33
PID 2652 wrote to memory of 2828	2652	taskeng.exe	33
PID 2652 wrote to memory of 2828	2652	taskeng.exe	33
PID 2652 wrote to memory of 2692	2652	taskeng.exe	34
PID 2652 wrote to memory of 2692	2652	taskeng.exe	34
PID 2652 wrote to memory of 2692	2652	taskeng.exe	34
PID 2652 wrote to memory of 2692	2652	taskeng.exe	34
PID 2652 wrote to memory of 2696	2652	taskeng.exe	35
PID 2652 wrote to memory of 2696	2652	taskeng.exe	35
PID 2652 wrote to memory of 2696	2652	taskeng.exe	35
PID 2652 wrote to memory of 2696	2652	taskeng.exe	35

C:\Users\Admin\AppData\Local\Temp\557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28dexe_JC.exe"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe
  2⤵
  - Creates scheduled task(s)
  PID:2448

C:\Windows\system32\taskeng.exe
taskeng.exe {5FBF5623-919A-4242-9BA7-0A56B962F4E2} S-1-5-21-722410544-1258951091-1992882075-1000:MGKTNXNO\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Users\Admin\AppData\Local\Temp\Server.exe
  C:\Users\Admin\AppData\Local\Temp/Server.exe
  2⤵
  - Executes dropped EXE
  PID:2828
- C:\Users\Admin\AppData\Local\Temp\Server.exe
  C:\Users\Admin\AppData\Local\Temp/Server.exe
  2⤵
  - Executes dropped EXE
  PID:2692
- C:\Users\Admin\AppData\Local\Temp\Server.exe
  C:\Users\Admin\AppData\Local\Temp/Server.exe
  2⤵
  - Executes dropped EXE
  PID:2696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Server.exe

Filesize
43KB

MD5
aa91557978aa60bc7bf9d84471e119d4

SHA1
b7dd12b6219cc1157c91c1afc913b138cc170b66

SHA256
557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28d

SHA512
8a8971c7f0211de2b41eaacf4f2d397a7ab617f7e5f76acd5b49b160952d92e92cf3537d604b939b1cc4b4dcb07e2c102b00f98d76083f435e022d87064dca55

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

Filesize
43KB

MD5
aa91557978aa60bc7bf9d84471e119d4

SHA1
b7dd12b6219cc1157c91c1afc913b138cc170b66

SHA256
557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28d

SHA512
8a8971c7f0211de2b41eaacf4f2d397a7ab617f7e5f76acd5b49b160952d92e92cf3537d604b939b1cc4b4dcb07e2c102b00f98d76083f435e022d87064dca55

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

Filesize
43KB

MD5
aa91557978aa60bc7bf9d84471e119d4

SHA1
b7dd12b6219cc1157c91c1afc913b138cc170b66

SHA256
557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28d

SHA512
8a8971c7f0211de2b41eaacf4f2d397a7ab617f7e5f76acd5b49b160952d92e92cf3537d604b939b1cc4b4dcb07e2c102b00f98d76083f435e022d87064dca55

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

Filesize
43KB

MD5
aa91557978aa60bc7bf9d84471e119d4

SHA1
b7dd12b6219cc1157c91c1afc913b138cc170b66

SHA256
557f48ca00803c41434f3e01286839df2c69253244b5e67bd16b02c260a4a28d

SHA512
8a8971c7f0211de2b41eaacf4f2d397a7ab617f7e5f76acd5b49b160952d92e92cf3537d604b939b1cc4b4dcb07e2c102b00f98d76083f435e022d87064dca55

Download Submit
memory/2144-54-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2144-55-0x0000000000B20000-0x0000000000B60000-memory.dmp

Filesize
256KB

Download
memory/2144-56-0x0000000000B20000-0x0000000000B60000-memory.dmp

Filesize
256KB

Download
memory/2144-58-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2144-59-0x0000000000B20000-0x0000000000B60000-memory.dmp

Filesize
256KB

Download
memory/2144-60-0x0000000000B20000-0x0000000000B60000-memory.dmp

Filesize
256KB

Download
memory/2144-53-0x0000000001360000-0x0000000001372000-memory.dmp

Filesize
72KB

Download
memory/2692-69-0x00000000012C0000-0x00000000012D2000-memory.dmp

Filesize
72KB

Download
memory/2692-68-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2692-70-0x0000000004BF0000-0x0000000004C30000-memory.dmp

Filesize
256KB

Download
memory/2692-71-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2696-73-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2828-66-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2828-65-0x0000000004D60000-0x0000000004DA0000-memory.dmp

Filesize
256KB

Download
memory/2828-64-0x0000000000CF0000-0x0000000000D02000-memory.dmp

Filesize
72KB

Download
memory/2828-63-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads