njrat | 1e9586e14d2d58f57a3a7714d51efd252bc798f068e0bd1eb52a3eb0db7446e9

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
15/05/2024, 02:24

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General

Target
64715241e0d2a12608177cf70f5ea040_NeikiAnalytics.exe
Size 115KB
Sample240515-cv1dbadc22
SHA256 1e9586e14d2d58f57a3a7714d51efd252bc798f068e0bd1eb52a3eb0db7446e9
MD5 64715241e0d2a12608177cf70f5ea040
SHA1 1d44700875de21eabed3f598946f10b95d48bc90
SHA512 828f2dc0d46d12dfeada47e75bb8bfa38b9dfa89fceb3696b09586e5aea29872f025b9314935f374ec060974bbcf4dc91112ad23717b7d62e192d2710a2e62d4
SSDEEP 1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLJ:P5eznsjsguGDFqGZ2rDLJ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

njrat neuf evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

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
756	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-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation	64715241e0d2a12608177cf70f5ea040_NeikiAnalytics.exe

Executes dropped EXE 2 IoCs

pid	Process
5024	chargeable.exe
5776	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-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	64715241e0d2a12608177cf70f5ea040_NeikiAnalytics.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\64715241e0d2a12608177cf70f5ea040_NeikiAnalytics.exe"	64715241e0d2a12608177cf70f5ea040_NeikiAnalytics.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5024 set thread context of 5776	5024	chargeable.exe	96

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe
Token: 33	5776	chargeable.exe
Token: SeIncBasePriorityPrivilege	5776	chargeable.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4688 wrote to memory of 5024	4688	64715241e0d2a12608177cf70f5ea040_NeikiAnalytics.exe	93
PID 4688 wrote to memory of 5024	4688	64715241e0d2a12608177cf70f5ea040_NeikiAnalytics.exe	93
PID 4688 wrote to memory of 5024	4688	64715241e0d2a12608177cf70f5ea040_NeikiAnalytics.exe	93
PID 5024 wrote to memory of 5776	5024	chargeable.exe	96
PID 5024 wrote to memory of 5776	5024	chargeable.exe	96
PID 5024 wrote to memory of 5776	5024	chargeable.exe	96
PID 5024 wrote to memory of 5776	5024	chargeable.exe	96
PID 5024 wrote to memory of 5776	5024	chargeable.exe	96
PID 5024 wrote to memory of 5776	5024	chargeable.exe	96
PID 5024 wrote to memory of 5776	5024	chargeable.exe	96
PID 5024 wrote to memory of 5776	5024	chargeable.exe	96
PID 5776 wrote to memory of 756	5776	chargeable.exe	97
PID 5776 wrote to memory of 756	5776	chargeable.exe	97
PID 5776 wrote to memory of 756	5776	chargeable.exe	97

C:\Users\Admin\AppData\Local\Temp\64715241e0d2a12608177cf70f5ea040_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\64715241e0d2a12608177cf70f5ea040_NeikiAnalytics.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4688
- 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:5024
- - 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:5776
  - - 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:756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

chargeable.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\chargeable.exe.log
Size 400B
SHA256 c7effe9cb81a70d738dee863991afefab040290d4c4b78b4202383bcb9f88fcd
MD5 0a9b4592cd49c3c21f6767c2dabda92f
SHA1 f534297527ae5ccc0ecb2221ddeb8e58daeb8b74
SHA512 6b878df474e5bbfb8e9e265f15a76560c2ef151dcebc6388c82d7f6f86ffaf83f5ade5a09f1842e493cb6c8fd63b0b88d088c728fd725f7139f965a5ee332307
MD5 SHA1 SHA512

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chargeable.exe

Path C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
Size 115KB
SHA256 4d3c8c4901749489e1311f2ea3e46dbea2fb3536e46905bb5272e0698448739c
MD5 60441f5051832c922072dc53d4f7446f
SHA1 3ec72278697b6c4ac2c3d3fdce41c1d306b72198
SHA512 b1e94fdda860bb55075900ba630602781a2a13c1ea6c7dcdb06ba874aa3abd2ad224939ed912118f736184835294b552c2c184d6510694a7a2ff22263e7478f3
SSDEEP 1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL4:P5eznsjsguGDFqGZ2rDL4
MD5 SHA1 SHA512 SSDEEP

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memory/4688-0-0x0000000074EC2000-0x0000000074EC3000-memory.dmp

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memory/4688-1-0x0000000074EC0000-0x0000000075471000-memory.dmp

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memory/4688-2-0x0000000074EC0000-0x0000000075471000-memory.dmp

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memory/4688-17-0x0000000074EC0000-0x0000000075471000-memory.dmp

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memory/5024-18-0x0000000074EC0000-0x0000000075471000-memory.dmp

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memory/5024-23-0x0000000074EC0000-0x0000000075471000-memory.dmp

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memory/5776-19-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/5776-24-0x0000000074EC0000-0x0000000075471000-memory.dmp

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memory/5776-25-0x0000000074EC0000-0x0000000075471000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads