njrat | 47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0

General

Target

47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0.exe
Size

119KB
MD5

9e1147254cac7797a097dd3a21454a40
SHA1

c732f4e56bb53b88615542b5811be06a6975b76f
SHA256

47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0
SHA512

a0812f7f49165b2653a8c5f0f3e974ddf224b2f142e80a32b97a40f6d42efaf5f57b0231deea366071470d809aba10c48eb05bd296bb574bc9ddd8a9214cbaa6
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL14Fgf:P5eznsjsguGDFqGZ2rDL14Fgf

Score

10^/10

njrat neuf discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes

reg_key
e1a87040f2026369a233f9ae76301b7b
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

pid	Process
4836	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0.exe

Executes dropped EXE 2 IoCs

pid	Process
2652	chargeable.exe
1680	chargeable.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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0.exe"	47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2652 set thread context of 1680	2652	chargeable.exe	100

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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe
Token: 33	1680	chargeable.exe
Token: SeIncBasePriorityPrivilege	1680	chargeable.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3356 wrote to memory of 2652	3356	47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0.exe	95
PID 3356 wrote to memory of 2652	3356	47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0.exe	95
PID 3356 wrote to memory of 2652	3356	47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0.exe	95
PID 2652 wrote to memory of 1680	2652	chargeable.exe	100
PID 2652 wrote to memory of 1680	2652	chargeable.exe	100
PID 2652 wrote to memory of 1680	2652	chargeable.exe	100
PID 2652 wrote to memory of 1680	2652	chargeable.exe	100
PID 2652 wrote to memory of 1680	2652	chargeable.exe	100
PID 2652 wrote to memory of 1680	2652	chargeable.exe	100
PID 2652 wrote to memory of 1680	2652	chargeable.exe	100
PID 2652 wrote to memory of 1680	2652	chargeable.exe	100
PID 1680 wrote to memory of 4836	1680	chargeable.exe	101
PID 1680 wrote to memory of 4836	1680	chargeable.exe	101
PID 1680 wrote to memory of 4836	1680	chargeable.exe	101

C:\Users\Admin\AppData\Local\Temp\47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0.exe
"C:\Users\Admin\AppData\Local\Temp\47e8f52d61c1196ad37f34a79fda85c4a911eb34491e21d7ec6142f640bc3bb0.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3356
- C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
  "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2652
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1680
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:4836

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

Query Registry

1

T1012

System Information Discovery

2

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\chargeable.exe.log

Filesize
400B

MD5
0a9b4592cd49c3c21f6767c2dabda92f

SHA1
f534297527ae5ccc0ecb2221ddeb8e58daeb8b74

SHA256
c7effe9cb81a70d738dee863991afefab040290d4c4b78b4202383bcb9f88fcd

SHA512
6b878df474e5bbfb8e9e265f15a76560c2ef151dcebc6388c82d7f6f86ffaf83f5ade5a09f1842e493cb6c8fd63b0b88d088c728fd725f7139f965a5ee332307

Download Submit
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe

Filesize
119KB

MD5
974c4626228344b011a3e6379cfaaf8e

SHA1
5bca54e78df2ab5f80e798d2e9518748427cd984

SHA256
a60cd1ed75468b48e5a1c33ea7a85d8d6798ab5766e557cc10587a26f8dc07b6

SHA512
f02f117c2ee8fe1c2851677f3fe6d51fc9ed6e0f05f8caf84696f34ba3ca18a7f448532cc3a2fc9d5d2c98b81bcd81470d44a409d4582857db95dd240e269de6

Download Submit
memory/1680-22-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1680-30-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1680-29-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1680-28-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1680-27-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/2652-21-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/2652-20-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/2652-26-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/3356-0-0x00000000749B2000-0x00000000749B3000-memory.dmp

Filesize
4KB

Download
memory/3356-19-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/3356-7-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/3356-6-0x00000000749B2000-0x00000000749B3000-memory.dmp

Filesize
4KB

Download
memory/3356-2-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/3356-1-0x00000000749B0000-0x0000000074F61000-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