njrat | ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba

General

Target

ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exe
Size

113KB
MD5

923f7f7f3535f2fe2851eb2429a7b0e9
SHA1

4ae271a1518bfbafca8d5d3601ec21d317944724
SHA256

ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba
SHA512

cab6d7f4df9f8de70f31f9829edccb459eabd81d8f5f71597fe669b879ff44d56b66a8ce7cd2a0efd96c719f4a93728de01c557e781261591980362448dbd7ce
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuM8e:P5eznsjsguGDFqGZ2rn

Score

10^/10

njrat neuf evasion persistence 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

Processes:

netsh.exe

pid process

3368 netsh.exe

pid	process
3368	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

Processes:

ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation	ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exe

Executes dropped EXE 2 IoCs

Processes:

chargeable.exechargeable.exe

pid process

3388 chargeable.exe
3184 chargeable.exe

pid	process
3388	chargeable.exe
3184	chargeable.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exe"	ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

chargeable.exe

description pid process target process

PID 3388 set thread context of 3184 3388 chargeable.exe chargeable.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 3388 set thread context of 3184	3388	chargeable.exe	chargeable.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

Processes:

chargeable.exe

description	pid	process
Token: SeDebugPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe
Token: 33	3184	chargeable.exe
Token: SeIncBasePriorityPrivilege	3184	chargeable.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exechargeable.exechargeable.exe

description	pid	process	target process
PID 1724 wrote to memory of 3388	1724	ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exe	chargeable.exe
PID 1724 wrote to memory of 3388	1724	ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exe	chargeable.exe
PID 1724 wrote to memory of 3388	1724	ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exe	chargeable.exe
PID 3388 wrote to memory of 3184	3388	chargeable.exe	chargeable.exe
PID 3388 wrote to memory of 3184	3388	chargeable.exe	chargeable.exe
PID 3388 wrote to memory of 3184	3388	chargeable.exe	chargeable.exe
PID 3388 wrote to memory of 3184	3388	chargeable.exe	chargeable.exe
PID 3388 wrote to memory of 3184	3388	chargeable.exe	chargeable.exe
PID 3388 wrote to memory of 3184	3388	chargeable.exe	chargeable.exe
PID 3388 wrote to memory of 3184	3388	chargeable.exe	chargeable.exe
PID 3388 wrote to memory of 3184	3388	chargeable.exe	chargeable.exe
PID 3184 wrote to memory of 3368	3184	chargeable.exe	netsh.exe
PID 3184 wrote to memory of 3368	3184	chargeable.exe	netsh.exe
PID 3184 wrote to memory of 3368	3184	chargeable.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exe
"C:\Users\Admin\AppData\Local\Temp\ebef7fb293665916480c94ed4867f973995a46248b1944647571ec5ef67f2dba.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1724

C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
"C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3388

C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3184

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
4⤵
- Modifies Windows Firewall
PID:3368

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

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

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

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
c578deb84eeb166bace34ac3bbd3535f

SHA1
cc3343d96d1fe8941623ac2cd13e3656b9b5e92c

SHA256
7d5c84818a389b8cfb3cf1ad17447a9b8a3befdbf0e397eb32413119934707b1

SHA512
048d242e1c1e14ebf8e8173e381d2539af63c5e953d674b83cdcc5cf5abf7b7dbd0725921e0534b1e02d8e3a3acec67de91ef68924b496b2a044e01cf6d15aa1

Download Submit
memory/1724-1-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/1724-2-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/1724-0-0x0000000074B22000-0x0000000074B23000-memory.dmp

Filesize
4KB

Download
memory/1724-17-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/3184-24-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/3184-20-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3184-26-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/3184-27-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/3184-28-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/3388-19-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/3388-18-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/3388-25-0x0000000074B20000-0x00000000750D1000-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