njrat | b43959f8924a76b63b8300fb1d7f3943736d9c58e8c079e11bb17390949ed894

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
20-05-2023 09:35

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General

Target

c0d00e3956e2dfeadee3ca654d8cb54c.exe
Size

43KB
MD5

c0d00e3956e2dfeadee3ca654d8cb54c
SHA1

0bd886d04f96f4bff5b04c169d0984540fb35300
SHA256

b43959f8924a76b63b8300fb1d7f3943736d9c58e8c079e11bb17390949ed894
SHA512

90a03de70316c930828b99381867ef1c032ff91ddeb79a4190c09d09225f7d898dda0385b580aa9a465ecf646a25e41cf80bad922adc876e6e1b9228f971899a
SSDEEP

384:9ZyYoFkV6Lk8y85nbjX1moyOoE6+0J6dHbzzIij+ZsNO3PlpJKkkjh/TzF7pWnm2:3toFksY5ebjX1moRqJ6uuXQ/oHt2+L

Score

10^/10

njrat hacker trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

Hacker

5.tcp.eu.ngrok.io:15728

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|Hassan|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 1 IoCs

Processes:

WinRar.exe

pid process

1364 WinRar.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Drops file in Windows directory 1 IoCs

Processes:

c0d00e3956e2dfeadee3ca654d8cb54c.exe

description ioc process

File created C:\Windows\WinRar.exe c0d00e3956e2dfeadee3ca654d8cb54c.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WinRar.exe

pid process

1364 WinRar.exe

pid	process
1364	WinRar.exe

description	ioc	process
File created	C:\Windows\WinRar.exe	c0d00e3956e2dfeadee3ca654d8cb54c.exe

pid	process
1364	WinRar.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

Processes:

WinRar.exe

description	pid	process
Token: SeDebugPrivilege	1364	WinRar.exe
Token: 33	1364	WinRar.exe
Token: SeIncBasePriorityPrivilege	1364	WinRar.exe
Token: 33	1364	WinRar.exe
Token: SeIncBasePriorityPrivilege	1364	WinRar.exe
Token: 33	1364	WinRar.exe
Token: SeIncBasePriorityPrivilege	1364	WinRar.exe
Token: 33	1364	WinRar.exe
Token: SeIncBasePriorityPrivilege	1364	WinRar.exe
Token: 33	1364	WinRar.exe
Token: SeIncBasePriorityPrivilege	1364	WinRar.exe
Token: 33	1364	WinRar.exe
Token: SeIncBasePriorityPrivilege	1364	WinRar.exe
Token: 33	1364	WinRar.exe
Token: SeIncBasePriorityPrivilege	1364	WinRar.exe
Token: 33	1364	WinRar.exe
Token: SeIncBasePriorityPrivilege	1364	WinRar.exe
Token: 33	1364	WinRar.exe
Token: SeIncBasePriorityPrivilege	1364	WinRar.exe
Token: 33	1364	WinRar.exe
Token: SeIncBasePriorityPrivilege	1364	WinRar.exe
Token: 33	1364	WinRar.exe
Token: SeIncBasePriorityPrivilege	1364	WinRar.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

c0d00e3956e2dfeadee3ca654d8cb54c.exe

description	pid	process	target process
PID 1472 wrote to memory of 1364	1472	c0d00e3956e2dfeadee3ca654d8cb54c.exe	WinRar.exe
PID 1472 wrote to memory of 1364	1472	c0d00e3956e2dfeadee3ca654d8cb54c.exe	WinRar.exe
PID 1472 wrote to memory of 1364	1472	c0d00e3956e2dfeadee3ca654d8cb54c.exe	WinRar.exe
PID 1472 wrote to memory of 1364	1472	c0d00e3956e2dfeadee3ca654d8cb54c.exe	WinRar.exe

C:\Users\Admin\AppData\Local\Temp\c0d00e3956e2dfeadee3ca654d8cb54c.exe
"C:\Users\Admin\AppData\Local\Temp\c0d00e3956e2dfeadee3ca654d8cb54c.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1472

C:\Windows\WinRar.exe
"C:\Windows\WinRar.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1364

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

T1102

Impact

Replay Monitor

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Downloads

C:\Windows\WinRar.exe
Filesize
43KB

MD5
c0d00e3956e2dfeadee3ca654d8cb54c

SHA1
0bd886d04f96f4bff5b04c169d0984540fb35300

SHA256
b43959f8924a76b63b8300fb1d7f3943736d9c58e8c079e11bb17390949ed894

SHA512
90a03de70316c930828b99381867ef1c032ff91ddeb79a4190c09d09225f7d898dda0385b580aa9a465ecf646a25e41cf80bad922adc876e6e1b9228f971899a

Download Submit
C:\Windows\WinRar.exe
Filesize
43KB

MD5
c0d00e3956e2dfeadee3ca654d8cb54c

SHA1
0bd886d04f96f4bff5b04c169d0984540fb35300

SHA256
b43959f8924a76b63b8300fb1d7f3943736d9c58e8c079e11bb17390949ed894

SHA512
90a03de70316c930828b99381867ef1c032ff91ddeb79a4190c09d09225f7d898dda0385b580aa9a465ecf646a25e41cf80bad922adc876e6e1b9228f971899a

Download Submit
memory/1364-62-0x00000000002A0000-0x00000000002B2000-memory.dmp

Filesize
72KB

Download
memory/1364-63-0x0000000000590000-0x00000000005D0000-memory.dmp

Filesize
256KB

Download
memory/1472-54-0x0000000000FA0000-0x0000000000FB2000-memory.dmp

Filesize
72KB

Download
memory/1472-55-0x0000000004A00000-0x0000000004A40000-memory.dmp

Filesize
256KB

Download