njrat | 91e7faa49400b67d8ec0436d209298b02208555ca6f8a2ea89c6933fcf46d550

General

Target

8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe
Size

239KB
MD5

8f914d5a9f21e8193bb07c48be79f907
SHA1

d58b6dd6bfe262ad7e99166743731be4675e4793
SHA256

91e7faa49400b67d8ec0436d209298b02208555ca6f8a2ea89c6933fcf46d550
SHA512

f02a94d37f8941484a494fbfde8a19e64aaffb5922ba36f1e8aa60f04e34e9585544047e4dea2e5d7c07e28a9ee4e5cffc2824d1998b91163a833841617fb9ad
SSDEEP

3072:71VRbim6jKYX38RcNdyb9KsfzPec0CI1eqytasor9nPYbx4nznYB4W:75bi1Tdybw2ac0CQ0KAxd

Score

10^/10

njrat تم الاختراق من قبل دكتور الغربية #agilenet evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

تم الاختراق من قبل دكتور الغربية #

C2

Dr187.ddns.net:999

Mutex

59e66e4fd01ed7a53bb65713760bdb7d

Attributes

reg_key
59e66e4fd01ed7a53bb65713760bdb7d
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

2664 netsh.exe

pid	process
2664	netsh.exe

Drops startup file 2 IoCs

Processes:

Google Root.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\59e66e4fd01ed7a53bb65713760bdb7d.exe	Google Root.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\59e66e4fd01ed7a53bb65713760bdb7d.exe	Google Root.exe

Executes dropped EXE 3 IoCs

Processes:

TempWest.exeTempROOT.exeGoogle Root.exe

pid process

1812 TempWest.exe
2676 TempROOT.exe
2764 Google Root.exe
Loads dropped DLL 3 IoCs

Processes:

8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exeTempWest.exe

pid process

1640 8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe
1640 8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe
1812 TempWest.exe

pid	process
1812	TempWest.exe
2676	TempROOT.exe
2764	Google Root.exe

pid	process
1640	8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe
1640	8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe
1812	TempWest.exe

Obfuscated with Agile.Net obfuscator 4 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/1640-1-0x0000000000370000-0x00000000003B4000-memory.dmp	agile_net
\Users\Admin\AppData\Local\TempWest.exe	agile_net
behavioral1/memory/1812-18-0x0000000000C80000-0x0000000000CB8000-memory.dmp	agile_net
behavioral1/memory/2764-26-0x00000000000C0000-0x00000000000F8000-memory.dmp	agile_net

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Google Root.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\59e66e4fd01ed7a53bb65713760bdb7d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Google Root.exe\" .."	Google Root.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\59e66e4fd01ed7a53bb65713760bdb7d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Google Root.exe\" .."	Google Root.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 32 IoCs

Processes:

Google Root.exe

pid	process
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe
2764	Google Root.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Google Root.exe

description pid process

Token: SeDebugPrivilege 2764 Google Root.exe

description	pid	process
Token: SeDebugPrivilege	2764	Google Root.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exeTempWest.exeGoogle Root.exe

description	pid	process	target process
PID 1640 wrote to memory of 1812	1640	8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe	TempWest.exe
PID 1640 wrote to memory of 1812	1640	8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe	TempWest.exe
PID 1640 wrote to memory of 1812	1640	8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe	TempWest.exe
PID 1640 wrote to memory of 1812	1640	8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe	TempWest.exe
PID 1640 wrote to memory of 2676	1640	8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe	TempROOT.exe
PID 1640 wrote to memory of 2676	1640	8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe	TempROOT.exe
PID 1640 wrote to memory of 2676	1640	8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe	TempROOT.exe
PID 1640 wrote to memory of 2676	1640	8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe	TempROOT.exe
PID 1812 wrote to memory of 2764	1812	TempWest.exe	Google Root.exe
PID 1812 wrote to memory of 2764	1812	TempWest.exe	Google Root.exe
PID 1812 wrote to memory of 2764	1812	TempWest.exe	Google Root.exe
PID 2764 wrote to memory of 2664	2764	Google Root.exe	netsh.exe
PID 2764 wrote to memory of 2664	2764	Google Root.exe	netsh.exe
PID 2764 wrote to memory of 2664	2764	Google Root.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8f914d5a9f21e8193bb07c48be79f907_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1640

C:\Users\Admin\AppData\Local\TempWest.exe
"C:\Users\Admin\AppData\Local\TempWest.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1812

C:\Users\Admin\AppData\Local\Temp\Google Root.exe
"C:\Users\Admin\AppData\Local\Temp\Google Root.exe"
3⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2764

C:\Windows\system32\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Google Root.exe" "Google Root.exe" ENABLE
4⤵
- Modifies Windows Firewall
PID:2664

C:\Users\Admin\AppData\Local\TempROOT.exe
"C:\Users\Admin\AppData\Local\TempROOT.exe"
2⤵
- Executes dropped EXE
PID:2676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\TempROOT.exe
Filesize
18KB

MD5
6f876277688096dda31b8b94edb18633

SHA1
ea4fc7d7f842a3d899a2c29f6f3a318214e94605

SHA256
ff9a661b36f8b5e98e477d9329b05d1c450e1f95004d5bd026f70dc645ab54f6

SHA512
84c96829996725478d70ff9e66cc2f0bd1f90f2f5c8531bcd04b7593384b4bcdd60eec2e2ae421ab223632e0fa23a6b2558312fe19c77157d981d50624877888

Download Submit
\Users\Admin\AppData\Local\TempWest.exe
Filesize
204KB

MD5
ba77100528225b8eafa4e0764f643392

SHA1
3b4551444129a72c51c360ffca5c6304bfb7ef66

SHA256
c30c72155e291ba9e42ff165718f21888083fd94d317476d90085fe76fd64334

SHA512
f994027f1387d18a57ba4b8116456697f12d12f5c3f9109c12219e1309e657f70c851213924dd3a223f90ef0ce4e70667d94d38d374f6068a4b063247ab8f1d7

Download Submit
memory/1640-0-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/1640-1-0x0000000000370000-0x00000000003B4000-memory.dmp

Filesize
272KB

Download
memory/1640-2-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/1640-28-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/1640-29-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/1812-16-0x000007FEF5963000-0x000007FEF5964000-memory.dmp

Filesize
4KB

Download
memory/1812-18-0x0000000000C80000-0x0000000000CB8000-memory.dmp

Filesize
224KB

Download
memory/1812-19-0x00000000004C0000-0x00000000004CE000-memory.dmp

Filesize
56KB

Download
memory/2676-17-0x00000000010F0000-0x00000000010FC000-memory.dmp

Filesize
48KB

Download
memory/2764-26-0x00000000000C0000-0x00000000000F8000-memory.dmp

Filesize
224KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads