njrat | 368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd

General

Target

368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd.exe
Size

119KB
MD5

97f7e589999872e0847d256b24acc848
SHA1

23463d7f8075dff1047f776f80c989f1f435df42
SHA256

368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd
SHA512

fcb53a14a43cb9be8b8d8fd46faf6fed074c57106aef0c590efdc1edba5e20a84a63045eb8c612d1e440f7ca6a6fac7f4cd84010bba8ed4ce9a11384ba821185
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLVg+:P5eznsjsguGDFqGZ2rDLT

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
2192	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	368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd.exe

Executes dropped EXE 2 IoCs

pid	Process
4292	chargeable.exe
764	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"	368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd.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\\368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd.exe"	368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4292 set thread context of 764	4292	chargeable.exe	92

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	368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd.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	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe
Token: 33	764	chargeable.exe
Token: SeIncBasePriorityPrivilege	764	chargeable.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3384 wrote to memory of 4292	3384	368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd.exe	86
PID 3384 wrote to memory of 4292	3384	368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd.exe	86
PID 3384 wrote to memory of 4292	3384	368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd.exe	86
PID 4292 wrote to memory of 764	4292	chargeable.exe	92
PID 4292 wrote to memory of 764	4292	chargeable.exe	92
PID 4292 wrote to memory of 764	4292	chargeable.exe	92
PID 4292 wrote to memory of 764	4292	chargeable.exe	92
PID 4292 wrote to memory of 764	4292	chargeable.exe	92
PID 4292 wrote to memory of 764	4292	chargeable.exe	92
PID 4292 wrote to memory of 764	4292	chargeable.exe	92
PID 4292 wrote to memory of 764	4292	chargeable.exe	92
PID 764 wrote to memory of 2192	764	chargeable.exe	97
PID 764 wrote to memory of 2192	764	chargeable.exe	97
PID 764 wrote to memory of 2192	764	chargeable.exe	97

C:\Users\Admin\AppData\Local\Temp\368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd.exe
"C:\Users\Admin\AppData\Local\Temp\368cabdf1fc0e857feeacb1d64383965734622a5d9a21cecbb54682ea50114bd.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3384
- 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:4292
- - 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:764
  - - 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:2192

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
610c4275e08112a9b225c15cb2f7d822

SHA1
db4db165270c28cb408bbe5269a31e794c8171ca

SHA256
aca457d19db9bd35ba530c5a022162b2387a2f4948f3759fb247b1a68315c510

SHA512
ea1044905dc5ff03ce9c71ce2030eb9322847b0401461269d380c00f266e0d2837e02ebf693616aa864d518a28dacadd66e7c7deeea4684f17e8e2cbd64ff93d

Download Submit
memory/764-22-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/764-29-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/764-28-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/764-26-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/3384-6-0x0000000074BF2000-0x0000000074BF3000-memory.dmp

Filesize
4KB

Download
memory/3384-19-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/3384-7-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/3384-0-0x0000000074BF2000-0x0000000074BF3000-memory.dmp

Filesize
4KB

Download
memory/3384-2-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/3384-1-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/4292-21-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/4292-20-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/4292-27-0x0000000074BF0000-0x00000000751A1000-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