njrat | 5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6

Analysis

max time kernel
147s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22/05/2024, 01:41

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General

Target

5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe
Size

114KB
MD5

4be9986eb800ea45ff736671e9756ffe
SHA1

e30372bd80efe2da17d21e4026ab2a42b1572290
SHA256

5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6
SHA512

4fb83428ad5899f2134dad76fb4c098b5037d1c0e5d8924741fab9d75b003838b15756cd4016cdfd99da82ff6913d6d6efc7ae9f3beaa1995346ef0ef5d46d22
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMiat6QK:P5eznsjsguGDFqGZ2rih

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
3088	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-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe

Executes dropped EXE 4 IoCs

pid	Process
2136	chargeable.exe
2196	chargeable.exe
1904	chargeable.exe
4424	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-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe"	5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2136 set thread context of 2196	2136	chargeable.exe	107
PID 2136 set thread context of 1904	2136	chargeable.exe	106
PID 2136 set thread context of 4424	2136	chargeable.exe	105

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3096	4424	WerFault.exe	105
548	1904	WerFault.exe	106

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe
Token: 33	2196	chargeable.exe
Token: SeIncBasePriorityPrivilege	2196	chargeable.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 3424 wrote to memory of 2136	3424	5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe	102
PID 3424 wrote to memory of 2136	3424	5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe	102
PID 3424 wrote to memory of 2136	3424	5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe	102
PID 2136 wrote to memory of 4424	2136	chargeable.exe	105
PID 2136 wrote to memory of 4424	2136	chargeable.exe	105
PID 2136 wrote to memory of 4424	2136	chargeable.exe	105
PID 2136 wrote to memory of 1904	2136	chargeable.exe	106
PID 2136 wrote to memory of 1904	2136	chargeable.exe	106
PID 2136 wrote to memory of 1904	2136	chargeable.exe	106
PID 2136 wrote to memory of 2196	2136	chargeable.exe	107
PID 2136 wrote to memory of 2196	2136	chargeable.exe	107
PID 2136 wrote to memory of 2196	2136	chargeable.exe	107
PID 2136 wrote to memory of 2196	2136	chargeable.exe	107
PID 2136 wrote to memory of 2196	2136	chargeable.exe	107
PID 2136 wrote to memory of 2196	2136	chargeable.exe	107
PID 2136 wrote to memory of 2196	2136	chargeable.exe	107
PID 2136 wrote to memory of 2196	2136	chargeable.exe	107
PID 2136 wrote to memory of 1904	2136	chargeable.exe	106
PID 2136 wrote to memory of 1904	2136	chargeable.exe	106
PID 2136 wrote to memory of 1904	2136	chargeable.exe	106
PID 2136 wrote to memory of 1904	2136	chargeable.exe	106
PID 2136 wrote to memory of 1904	2136	chargeable.exe	106
PID 2136 wrote to memory of 4424	2136	chargeable.exe	105
PID 2136 wrote to memory of 4424	2136	chargeable.exe	105
PID 2136 wrote to memory of 4424	2136	chargeable.exe	105
PID 2136 wrote to memory of 4424	2136	chargeable.exe	105
PID 2136 wrote to memory of 4424	2136	chargeable.exe	105
PID 2196 wrote to memory of 3088	2196	chargeable.exe	113
PID 2196 wrote to memory of 3088	2196	chargeable.exe	113
PID 2196 wrote to memory of 3088	2196	chargeable.exe	113

C:\Users\Admin\AppData\Local\Temp\5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe
"C:\Users\Admin\AppData\Local\Temp\5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3424
- 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:2136
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    PID:4424
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4424 -s 80
      4⤵
      Program crash
      PID:3096
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    PID:1904
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1904 -s 80
      4⤵
      Program crash
      PID:548
- - 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:2196
  - - 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:3088

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4328,i,5047420736443372512,9747851268033796534,262144 --variations-seed-version --mojo-platform-channel-handle=4352 /prefetch:8
1⤵
PID:3368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4424 -ip 4424
1⤵
PID:4364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 1904 -ip 1904
1⤵
PID:2976

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

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

Filesize
114KB

MD5
5a8ff2b04ff3b2216152cac919377c84

SHA1
ee4574d3fc8e2e63186052828a2cd364515dd81f

SHA256
4d1d2569377e4dce9a40d6df7b01edffccef1b0c4767f1799634a80737762eaf

SHA512
cd394858766510f9e18e6b27b7309a3d3a92e078c95e16b034712baa242bcbf180bc04a0070facaf430b36c07862afee0aeb96e8855f73676e556be7e6501f83

Download Submit
memory/2136-19-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/2136-17-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/2136-20-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/2136-30-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/2196-21-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2196-28-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/2196-29-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/2196-31-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/3424-2-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/3424-1-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/3424-18-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/3424-0-0x0000000074F12000-0x0000000074F13000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads