njrat | b2374aa89f3dfdb0fda1607ecd1a16ab8c580734177d44ab7f9ffe8768d2c9e2

General

Target

b2374aa89f3dfdb0fda1607ecd1a16ab8c580734177d44ab7f9ffe8768d2c9e2.exe
Size

23KB
MD5

670df283d4432e31ec6ecad3e045d35d
SHA1

44b092790216472578b0e4c94ddd37e550fa17d5
SHA256

b2374aa89f3dfdb0fda1607ecd1a16ab8c580734177d44ab7f9ffe8768d2c9e2
SHA512

48b0a5fc6284c5a690d5d74a8195d4a799c0a6c5fb8389cc58d5cacf15772ddef338e3e8963dd20cc954d3a0cb22c5a7d6c5fe9b1ec0a15b9499a21d20d8c680
SSDEEP

384:ec6CqbFYh3odrVCGiHssDB4b6i6fgpEupNXRmRvR6JZlbw8hqIusZzZMV05:xIU0tw3Rpcnuc5

Score

10^/10

njrat alialitaly discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

ALIALITALY

C2

SkypeTcp.no-ip.biz:95

Mutex

a8222704e50eaec7b16bac0b7b54fc4b

Attributes

reg_key
a8222704e50eaec7b16bac0b7b54fc4b
splitter
|'|'|

Signatures

Njrat family
njrat
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

pid	Process
2840	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a8222704e50eaec7b16bac0b7b54fc4b.exe	explorer.EXE
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a8222704e50eaec7b16bac0b7b54fc4b.exe	explorer.EXE

Executes dropped EXE 1 IoCs

pid	Process
2968	explorer.EXE

Loads dropped DLL 1 IoCs

pid	Process
2376	b2374aa89f3dfdb0fda1607ecd1a16ab8c580734177d44ab7f9ffe8768d2c9e2.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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\a8222704e50eaec7b16bac0b7b54fc4b = "\"C:\\Users\\Admin\\AppData\\Roaming\\explorer.EXE\" .."	explorer.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\a8222704e50eaec7b16bac0b7b54fc4b = "\"C:\\Users\\Admin\\AppData\\Roaming\\explorer.EXE\" .."	explorer.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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b2374aa89f3dfdb0fda1607ecd1a16ab8c580734177d44ab7f9ffe8768d2c9e2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.EXE

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE
Token: 33	2968	explorer.EXE
Token: SeIncBasePriorityPrivilege	2968	explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2968	2376	b2374aa89f3dfdb0fda1607ecd1a16ab8c580734177d44ab7f9ffe8768d2c9e2.exe	31
PID 2376 wrote to memory of 2968	2376	b2374aa89f3dfdb0fda1607ecd1a16ab8c580734177d44ab7f9ffe8768d2c9e2.exe	31
PID 2376 wrote to memory of 2968	2376	b2374aa89f3dfdb0fda1607ecd1a16ab8c580734177d44ab7f9ffe8768d2c9e2.exe	31
PID 2376 wrote to memory of 2968	2376	b2374aa89f3dfdb0fda1607ecd1a16ab8c580734177d44ab7f9ffe8768d2c9e2.exe	31
PID 2968 wrote to memory of 2840	2968	explorer.EXE	32
PID 2968 wrote to memory of 2840	2968	explorer.EXE	32
PID 2968 wrote to memory of 2840	2968	explorer.EXE	32
PID 2968 wrote to memory of 2840	2968	explorer.EXE	32

C:\Users\Admin\AppData\Local\Temp\b2374aa89f3dfdb0fda1607ecd1a16ab8c580734177d44ab7f9ffe8768d2c9e2.exe
"C:\Users\Admin\AppData\Local\Temp\b2374aa89f3dfdb0fda1607ecd1a16ab8c580734177d44ab7f9ffe8768d2c9e2.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Users\Admin\AppData\Roaming\explorer.EXE
  "C:\Users\Admin\AppData\Roaming\explorer.EXE"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2968
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\explorer.EXE" "explorer.EXE" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2840

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\Roaming\explorer.EXE

Filesize
23KB

MD5
670df283d4432e31ec6ecad3e045d35d

SHA1
44b092790216472578b0e4c94ddd37e550fa17d5

SHA256
b2374aa89f3dfdb0fda1607ecd1a16ab8c580734177d44ab7f9ffe8768d2c9e2

SHA512
48b0a5fc6284c5a690d5d74a8195d4a799c0a6c5fb8389cc58d5cacf15772ddef338e3e8963dd20cc954d3a0cb22c5a7d6c5fe9b1ec0a15b9499a21d20d8c680

Download Submit
memory/2376-0-0x0000000074851000-0x0000000074852000-memory.dmp

Filesize
4KB

Download
memory/2376-1-0x0000000074850000-0x0000000074DFB000-memory.dmp

Filesize
5.7MB

Download
memory/2376-2-0x0000000074850000-0x0000000074DFB000-memory.dmp

Filesize
5.7MB

Download
memory/2376-12-0x0000000074850000-0x0000000074DFB000-memory.dmp

Filesize
5.7MB

Download
memory/2968-10-0x0000000074850000-0x0000000074DFB000-memory.dmp

Filesize
5.7MB

Download
memory/2968-11-0x0000000074850000-0x0000000074DFB000-memory.dmp

Filesize
5.7MB

Download
memory/2968-14-0x0000000074850000-0x0000000074DFB000-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