njrat | 509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a

General

Target

509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a.exe
Size

113KB
MD5

9a5cc1a27281c5314a1d2b5a7f78d9f2
SHA1

7a3902823f35646e4ce5868cc30e7512df84f1d6
SHA256

509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a
SHA512

cc12f55b303de595d41e4d75a870f89b3f45e3c1814f1cbb7607515f417c1bcc1bade9e583b073a676d3f1e3d53d43a994606abc3a640f28b966514d4d70484e
SSDEEP

1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73ve:w5eznsjsguGDFqGx8egoxmO3rve

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 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
3596	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	509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a.exe

Executes dropped EXE 2 IoCs

pid	Process
1836	chargeable.exe
3852	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"	509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a.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\\509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a.exe"	509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1836 set thread context of 3852	1836	chargeable.exe	98

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 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	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	3852	chargeable.exe
Token: 33	3852	chargeable.exe
Token: SeIncBasePriorityPrivilege	3852	chargeable.exe
Token: 33	3852	chargeable.exe
Token: SeIncBasePriorityPrivilege	3852	chargeable.exe
Token: 33	3852	chargeable.exe
Token: SeIncBasePriorityPrivilege	3852	chargeable.exe
Token: 33	3852	chargeable.exe
Token: SeIncBasePriorityPrivilege	3852	chargeable.exe
Token: 33	3852	chargeable.exe
Token: SeIncBasePriorityPrivilege	3852	chargeable.exe
Token: 33	3852	chargeable.exe
Token: SeIncBasePriorityPrivilege	3852	chargeable.exe
Token: 33	3852	chargeable.exe
Token: SeIncBasePriorityPrivilege	3852	chargeable.exe
Token: 33	3852	chargeable.exe
Token: SeIncBasePriorityPrivilege	3852	chargeable.exe
Token: 33	3852	chargeable.exe
Token: SeIncBasePriorityPrivilege	3852	chargeable.exe
Token: 33	3852	chargeable.exe
Token: SeIncBasePriorityPrivilege	3852	chargeable.exe
Token: 33	3852	chargeable.exe
Token: SeIncBasePriorityPrivilege	3852	chargeable.exe
Token: 33	3852	chargeable.exe
Token: SeIncBasePriorityPrivilege	3852	chargeable.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 1836	2160	509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a.exe	95
PID 2160 wrote to memory of 1836	2160	509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a.exe	95
PID 2160 wrote to memory of 1836	2160	509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a.exe	95
PID 1836 wrote to memory of 3852	1836	chargeable.exe	98
PID 1836 wrote to memory of 3852	1836	chargeable.exe	98
PID 1836 wrote to memory of 3852	1836	chargeable.exe	98
PID 1836 wrote to memory of 3852	1836	chargeable.exe	98
PID 1836 wrote to memory of 3852	1836	chargeable.exe	98
PID 1836 wrote to memory of 3852	1836	chargeable.exe	98
PID 1836 wrote to memory of 3852	1836	chargeable.exe	98
PID 1836 wrote to memory of 3852	1836	chargeable.exe	98
PID 3852 wrote to memory of 3596	3852	chargeable.exe	99
PID 3852 wrote to memory of 3596	3852	chargeable.exe	99
PID 3852 wrote to memory of 3596	3852	chargeable.exe	99

C:\Users\Admin\AppData\Local\Temp\509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a.exe
"C:\Users\Admin\AppData\Local\Temp\509aead01a9078e10a483c081e446a88dbcb7edd481011f4cedd0dc2deb5932a.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2160
- 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:1836
- - 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:3852
  - - 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:3596

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
113KB

MD5
5434b8eded7a6a6ce8c61929a1b2a810

SHA1
8b73cf19e05a6fe91f6bd52bc7c3fab502b21fc1

SHA256
0dc314181c9bcd24cfab24a81bd37329df82a606be9ad81dd3da12e67812287b

SHA512
6d1ba6cdfed8d0088bfd263c3bc1712cb2c5d91dbc9ca8ac26db62643ca062e9552f17ca52bd7131c284d1955b43ad037c333265a3d6011f399c78110dde9826

Download Submit
memory/1836-20-0x00000000748B0000-0x0000000074E61000-memory.dmp

Filesize
5.7MB

Download
memory/1836-28-0x00000000748B0000-0x0000000074E61000-memory.dmp

Filesize
5.7MB

Download
memory/1836-22-0x00000000748B0000-0x0000000074E61000-memory.dmp

Filesize
5.7MB

Download
memory/1836-21-0x00000000748B0000-0x0000000074E61000-memory.dmp

Filesize
5.7MB

Download
memory/2160-7-0x00000000748B0000-0x0000000074E61000-memory.dmp

Filesize
5.7MB

Download
memory/2160-19-0x00000000748B0000-0x0000000074E61000-memory.dmp

Filesize
5.7MB

Download
memory/2160-0-0x00000000748B2000-0x00000000748B3000-memory.dmp

Filesize
4KB

Download
memory/2160-6-0x00000000748B2000-0x00000000748B3000-memory.dmp

Filesize
4KB

Download
memory/2160-2-0x00000000748B0000-0x0000000074E61000-memory.dmp

Filesize
5.7MB

Download
memory/2160-1-0x00000000748B0000-0x0000000074E61000-memory.dmp

Filesize
5.7MB

Download
memory/3852-23-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3852-27-0x00000000748B0000-0x0000000074E61000-memory.dmp

Filesize
5.7MB

Download
memory/3852-29-0x00000000748B0000-0x0000000074E61000-memory.dmp

Filesize
5.7MB

Download
memory/3852-30-0x00000000748B0000-0x0000000074E61000-memory.dmp

Filesize
5.7MB

Download
memory/3852-31-0x00000000748B0000-0x0000000074E61000-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