njrat | be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b

General

Target

be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe
Size

277KB
MD5

44ead99f551ae0b54518a9bd8984c804
SHA1

7469bf4550c4e09704671e01e235f8768ba0bc13
SHA256

be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b
SHA512

97d1fd1ff16a22eb2e70f9b3c13b939fa96b4b649f4ceafc5675ac90af6ec2c52ad2a7805d4e8c4eecab5a6db170a9efd5178badb743e19664a8f02b229f2ede
SSDEEP

6144:9DU1afib8IPIebBGOuPQyvUQMH5zlGAK8qujiCfU:qafiNxtuPFvWA0PM

Score

10^/10

njrat hacked evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

34d7012941994fddda049fc564013d4b

Attributes

reg_key
34d7012941994fddda049fc564013d4b
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
1200	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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe

Executes dropped EXE 1 IoCs

pid	Process
4668	expl----or------er.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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\34d7012941994fddda049fc564013d4b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\expl----or------er.exe\" .."	expl----or------er.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\34d7012941994fddda049fc564013d4b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\expl----or------er.exe\" .."	expl----or------er.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe
Token: 33	4668	expl----or------er.exe
Token: SeIncBasePriorityPrivilege	4668	expl----or------er.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3452 wrote to memory of 4668	3452	be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe	85
PID 3452 wrote to memory of 4668	3452	be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe	85
PID 4668 wrote to memory of 1200	4668	expl----or------er.exe	86
PID 4668 wrote to memory of 1200	4668	expl----or------er.exe	86

C:\Users\Admin\AppData\Local\Temp\be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe
"C:\Users\Admin\AppData\Local\Temp\be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3452
- C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe
  "C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4668
- - C:\Windows\SYSTEM32\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe" "expl----or------er.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:1200

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe

Filesize
277KB

MD5
44ead99f551ae0b54518a9bd8984c804

SHA1
7469bf4550c4e09704671e01e235f8768ba0bc13

SHA256
be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b

SHA512
97d1fd1ff16a22eb2e70f9b3c13b939fa96b4b649f4ceafc5675ac90af6ec2c52ad2a7805d4e8c4eecab5a6db170a9efd5178badb743e19664a8f02b229f2ede

Download Submit
memory/3452-10-0x00007FF918475000-0x00007FF918476000-memory.dmp

Filesize
4KB

Download
memory/3452-5-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download
memory/3452-11-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download
memory/3452-24-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download
memory/3452-1-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download
memory/3452-6-0x000000001BD10000-0x000000001BD18000-memory.dmp

Filesize
32KB

Download
memory/3452-7-0x000000001CB00000-0x000000001CB4C000-memory.dmp

Filesize
304KB

Download
memory/3452-8-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download
memory/3452-9-0x0000000001660000-0x000000000166C000-memory.dmp

Filesize
48KB

Download
memory/3452-0-0x00007FF918475000-0x00007FF918476000-memory.dmp

Filesize
4KB

Download
memory/3452-3-0x000000001C720000-0x000000001C7BC000-memory.dmp

Filesize
624KB

Download
memory/3452-2-0x000000001C250000-0x000000001C71E000-memory.dmp

Filesize
4.8MB

Download
memory/3452-4-0x000000001C870000-0x000000001C916000-memory.dmp

Filesize
664KB

Download
memory/4668-26-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download
memory/4668-27-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download
memory/4668-25-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download
memory/4668-28-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download
memory/4668-29-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download
memory/4668-30-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download
memory/4668-31-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download
memory/4668-32-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads