njrat | b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376

General

Target

b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe
Size

114KB
MD5

4edd985941bb709aba126d47f208da70
SHA1

402b5012a81fde9c79b108e436a3c8775c32c3c9
SHA256

b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376
SHA512

71f1508d54e2a547ecd6989e1017294f5f9459354089573e45b4e33d91875da220e629299de99ff5b418e33daee97d460b6be93a58a4662c5a284bab9811c01d
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDF:P5eznsjsguGDFqGZ2rDF

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

1268 netsh.exe

pid	process
1268	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:

b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe

Executes dropped EXE 2 IoCs

Processes:

chargeable.exechargeable.exe

pid process

4552 chargeable.exe
4680 chargeable.exe

pid	process
4552	chargeable.exe
4680	chargeable.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe"	b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

chargeable.exe

description pid process target process

PID 4552 set thread context of 4680 4552 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 4552 set thread context of 4680	4552	chargeable.exe	chargeable.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

Processes:

chargeable.exe

description	pid	process
Token: SeDebugPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe
Token: 33	4680	chargeable.exe
Token: SeIncBasePriorityPrivilege	4680	chargeable.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exechargeable.exechargeable.exe

description	pid	process	target process
PID 224 wrote to memory of 4552	224	b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe	chargeable.exe
PID 224 wrote to memory of 4552	224	b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe	chargeable.exe
PID 224 wrote to memory of 4552	224	b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe	chargeable.exe
PID 4552 wrote to memory of 4680	4552	chargeable.exe	chargeable.exe
PID 4552 wrote to memory of 4680	4552	chargeable.exe	chargeable.exe
PID 4552 wrote to memory of 4680	4552	chargeable.exe	chargeable.exe
PID 4552 wrote to memory of 4680	4552	chargeable.exe	chargeable.exe
PID 4552 wrote to memory of 4680	4552	chargeable.exe	chargeable.exe
PID 4552 wrote to memory of 4680	4552	chargeable.exe	chargeable.exe
PID 4552 wrote to memory of 4680	4552	chargeable.exe	chargeable.exe
PID 4552 wrote to memory of 4680	4552	chargeable.exe	chargeable.exe
PID 4680 wrote to memory of 1268	4680	chargeable.exe	netsh.exe
PID 4680 wrote to memory of 1268	4680	chargeable.exe	netsh.exe
PID 4680 wrote to memory of 1268	4680	chargeable.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe
"C:\Users\Admin\AppData\Local\Temp\b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:224

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:4552

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:4680

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:1268

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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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
114KB

MD5
e88d40e44f8e15e6de50f5d400299839

SHA1
29fb28fb20df19b27fe3d854d220af973fab45af

SHA256
e70b239f4ae844c2fe832b203769fc69e68a771bb7560d5d8325afdb426534b6

SHA512
c2e25e2f87358acc84d0a706cbc235a17af04469936e1c2ab92d54cd17949ad097d8611b86cefcd8b86d9977a8373d7a53768135615e41bfb6b2f8c08de43692

Download Submit
memory/224-2-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download
memory/224-0-0x0000000074602000-0x0000000074603000-memory.dmp

Filesize
4KB

Download
memory/224-18-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download
memory/224-1-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download
memory/4552-19-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download
memory/4552-17-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download
memory/4552-20-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download
memory/4552-26-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download
memory/4680-21-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4680-25-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download
memory/4680-27-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download
memory/4680-28-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads