njrat | d28868ae93453913bbe42e5e0f85cdaa719cb5b17cbbd3d60ccf5cd4f0359248

General

Target

d28868ae93453913bbe42e5e0f85cdaa719cb5b17cbbd3d60ccf5cd4f0359248.exe
Size

23KB
MD5

c5191fc05d651b37550acd825aa96122
SHA1

780785860d9120af618623b9f94ecb3f1afd143f
SHA256

d28868ae93453913bbe42e5e0f85cdaa719cb5b17cbbd3d60ccf5cd4f0359248
SHA512

61be5a053752c333b0f1a52b69d24477b055d0a0742a2ec4441e4ba918a527bea056cfe3ff76ac402a863b04655b7fd656c63fae95df8ee7f03630150f8ecbf8
SSDEEP

384:+Y324bcgPiJLQrfARGSRUJsbY6ZgvSMBD3t8mRvR6JZlbw8hqIusZzZj145:hL2s+tRyRpcnup5

Score

10^/10

njrat hacked defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

102.43.247.109:2525

Mutex

5db5b878fdb8adf72347d50abd574104

Attributes

reg_key
5db5b878fdb8adf72347d50abd574104
splitter
|'|'|

Signatures

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

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2764	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
1288	server.exe

Loads dropped DLL 1 IoCs

pid	Process
3060	d28868ae93453913bbe42e5e0f85cdaa719cb5b17cbbd3d60ccf5cd4f0359248.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\5db5b878fdb8adf72347d50abd574104 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\5db5b878fdb8adf72347d50abd574104 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d28868ae93453913bbe42e5e0f85cdaa719cb5b17cbbd3d60ccf5cd4f0359248.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe
Token: 33	1288	server.exe
Token: SeIncBasePriorityPrivilege	1288	server.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 1288	3060	d28868ae93453913bbe42e5e0f85cdaa719cb5b17cbbd3d60ccf5cd4f0359248.exe	30
PID 3060 wrote to memory of 1288	3060	d28868ae93453913bbe42e5e0f85cdaa719cb5b17cbbd3d60ccf5cd4f0359248.exe	30
PID 3060 wrote to memory of 1288	3060	d28868ae93453913bbe42e5e0f85cdaa719cb5b17cbbd3d60ccf5cd4f0359248.exe	30
PID 3060 wrote to memory of 1288	3060	d28868ae93453913bbe42e5e0f85cdaa719cb5b17cbbd3d60ccf5cd4f0359248.exe	30
PID 1288 wrote to memory of 2764	1288	server.exe	32
PID 1288 wrote to memory of 2764	1288	server.exe	32
PID 1288 wrote to memory of 2764	1288	server.exe	32
PID 1288 wrote to memory of 2764	1288	server.exe	32

C:\Users\Admin\AppData\Local\Temp\d28868ae93453913bbe42e5e0f85cdaa719cb5b17cbbd3d60ccf5cd4f0359248.exe
"C:\Users\Admin\AppData\Local\Temp\d28868ae93453913bbe42e5e0f85cdaa719cb5b17cbbd3d60ccf5cd4f0359248.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Users\Admin\AppData\Local\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\server.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1288
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2764

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\server.exe

Filesize
23KB

MD5
c5191fc05d651b37550acd825aa96122

SHA1
780785860d9120af618623b9f94ecb3f1afd143f

SHA256
d28868ae93453913bbe42e5e0f85cdaa719cb5b17cbbd3d60ccf5cd4f0359248

SHA512
61be5a053752c333b0f1a52b69d24477b055d0a0742a2ec4441e4ba918a527bea056cfe3ff76ac402a863b04655b7fd656c63fae95df8ee7f03630150f8ecbf8

Download Submit
memory/1288-12-0x0000000074860000-0x0000000074E0B000-memory.dmp

Filesize
5.7MB

Download
memory/1288-11-0x0000000074860000-0x0000000074E0B000-memory.dmp

Filesize
5.7MB

Download
memory/1288-13-0x0000000074860000-0x0000000074E0B000-memory.dmp

Filesize
5.7MB

Download
memory/3060-0-0x0000000074861000-0x0000000074862000-memory.dmp

Filesize
4KB

Download
memory/3060-1-0x0000000074860000-0x0000000074E0B000-memory.dmp

Filesize
5.7MB

Download
memory/3060-2-0x0000000074860000-0x0000000074E0B000-memory.dmp

Filesize
5.7MB

Download
memory/3060-10-0x0000000074860000-0x0000000074E0B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads