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

932 netsh.exe

pid	process
932	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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe

Executes dropped EXE 3 IoCs

Processes:

chargeable.exechargeable.exechargeable.exe

pid process

436 chargeable.exe
2292 chargeable.exe
4316 chargeable.exe

pid	process
436	chargeable.exe
2292	chargeable.exe
4316	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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe"	b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

chargeable.exe

description	pid	process	target process
PID 436 set thread context of 2292	436	chargeable.exe	chargeable.exe
PID 436 set thread context of 4316	436	chargeable.exe	chargeable.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3956 4316 WerFault.exe chargeable.exe

pid	pid_target	process	target process
3956	4316	WerFault.exe	chargeable.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

Processes:

chargeable.exe

description	pid	process
Token: SeDebugPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe
Token: 33	2292	chargeable.exe
Token: SeIncBasePriorityPrivilege	2292	chargeable.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exechargeable.exechargeable.exe

description	pid	process	target process
PID 5052 wrote to memory of 436	5052	b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe	chargeable.exe
PID 5052 wrote to memory of 436	5052	b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe	chargeable.exe
PID 5052 wrote to memory of 436	5052	b5b6e5d9344d39b6ecb14d6d3076d8afdf66cafbae960a0d375f6fd19fa6d376.exe	chargeable.exe
PID 436 wrote to memory of 4316	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 4316	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 4316	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 2292	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 2292	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 2292	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 2292	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 2292	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 2292	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 2292	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 2292	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 4316	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 4316	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 4316	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 4316	436	chargeable.exe	chargeable.exe
PID 436 wrote to memory of 4316	436	chargeable.exe	chargeable.exe
PID 2292 wrote to memory of 932	2292	chargeable.exe	netsh.exe
PID 2292 wrote to memory of 932	2292	chargeable.exe	netsh.exe
PID 2292 wrote to memory of 932	2292	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:5052

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:436

C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
3⤵
- Executes dropped EXE
PID:4316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 80
4⤵
- Program crash
PID:3956

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:2292

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:932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4316 -ip 4316
1⤵
PID:628

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
114KB

MD5
0fdfadd0aa36bfbd7c6011377f5ad1d4

SHA1
931366fe3d433d43b622c71a5b331098cc005fb0

SHA256
c90dbddf1cb4b212badbb55beb139113bd3c89d0cca2b2a6ba4eaa409258afcd

SHA512
08fd48c8fc9101b7d262fb5c5eaea19d633e72a5bd1f0890965a07193d41dba9d00a5f01c8519a9eda60746fb1a1a68a8d76c494f4cd8f21e3f9563d9f36c7cb

Download Submit
memory/436-19-0x0000000074900000-0x0000000074EB1000-memory.dmp

Filesize
5.7MB

Download
memory/436-18-0x0000000074900000-0x0000000074EB1000-memory.dmp

Filesize
5.7MB

Download
memory/436-27-0x0000000074900000-0x0000000074EB1000-memory.dmp

Filesize
5.7MB

Download
memory/2292-20-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2292-26-0x0000000074900000-0x0000000074EB1000-memory.dmp

Filesize
5.7MB

Download
memory/2292-28-0x0000000074900000-0x0000000074EB1000-memory.dmp

Filesize
5.7MB

Download
memory/2292-29-0x0000000074900000-0x0000000074EB1000-memory.dmp

Filesize
5.7MB

Download
memory/5052-2-0x0000000074900000-0x0000000074EB1000-memory.dmp

Filesize
5.7MB

Download
memory/5052-17-0x0000000074900000-0x0000000074EB1000-memory.dmp

Filesize
5.7MB

Download
memory/5052-0-0x0000000074902000-0x0000000074903000-memory.dmp

Filesize
4KB

Download
memory/5052-1-0x0000000074900000-0x0000000074EB1000-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