njrat | 926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642

General

Target

926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642.exe
Size

33KB
MD5

538a95adc47384e2b9cc837488628de8
SHA1

d0ead0592e2f891d1304be71ccd755c78e94adfa
SHA256

926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642
SHA512

947e0b370b1599d2957441ba203ffcae7dff19c7a12e76613bf9ee839fd46a311689c349ee7a721fc2e8170a55ee64a1c062f13f891d8279abe83d881f3ce627
SSDEEP

384:CDKimCftl7ndJoc8e9v55Do7mmmqDspHe4qGBsbh0w4wlAokw9OhgOL1vYRGOZz9:oKAD7zoc86xi74q8HeoBKh0p29SgRoo

Score

10^/10

njrat boy hacker kurdish evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

Boy Hacker Kurdish

C2

boyhacker.no-ip.org:1177

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes

reg_key
5cd8f17f4086744065eb0992a09e05a2
splitter
|'|'|

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
1552	Trojan.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
1716	netsh.exe

Loads dropped DLL 1 IoCs

pid	Process
1672	926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe
1552	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1552	Trojan.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 1552	1672	926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642.exe	27
PID 1672 wrote to memory of 1552	1672	926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642.exe	27
PID 1672 wrote to memory of 1552	1672	926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642.exe	27
PID 1672 wrote to memory of 1552	1672	926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642.exe	27
PID 1552 wrote to memory of 1716	1552	Trojan.exe	28
PID 1552 wrote to memory of 1716	1552	Trojan.exe	28
PID 1552 wrote to memory of 1716	1552	Trojan.exe	28
PID 1552 wrote to memory of 1716	1552	Trojan.exe	28

C:\Users\Admin\AppData\Local\Temp\926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642.exe
"C:\Users\Admin\AppData\Local\Temp\926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Users\Admin\AppData\Local\Temp\Trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1552
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:1716

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
33KB

MD5
538a95adc47384e2b9cc837488628de8

SHA1
d0ead0592e2f891d1304be71ccd755c78e94adfa

SHA256
926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642

SHA512
947e0b370b1599d2957441ba203ffcae7dff19c7a12e76613bf9ee839fd46a311689c349ee7a721fc2e8170a55ee64a1c062f13f891d8279abe83d881f3ce627

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

Filesize
33KB

MD5
538a95adc47384e2b9cc837488628de8

SHA1
d0ead0592e2f891d1304be71ccd755c78e94adfa

SHA256
926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642

SHA512
947e0b370b1599d2957441ba203ffcae7dff19c7a12e76613bf9ee839fd46a311689c349ee7a721fc2e8170a55ee64a1c062f13f891d8279abe83d881f3ce627

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

Filesize
33KB

MD5
538a95adc47384e2b9cc837488628de8

SHA1
d0ead0592e2f891d1304be71ccd755c78e94adfa

SHA256
926ec604fc6598362b361d3c56db967fb1566cf8c82723921d482a540679e642

SHA512
947e0b370b1599d2957441ba203ffcae7dff19c7a12e76613bf9ee839fd46a311689c349ee7a721fc2e8170a55ee64a1c062f13f891d8279abe83d881f3ce627

Download Submit
memory/1552-63-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download
memory/1552-64-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download
memory/1672-54-0x0000000075111000-0x0000000075113000-memory.dmp

Filesize
8KB

Download
memory/1672-61-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing