njrat | a0380cdbb6ed01cf08e65c66314c034eb710ed7bdb2e2235357ecf5ed0bb6a92

General

Target

1AF7DAEB2C2F549D0755C36956C599DA.exe
Size

23KB
MD5

1af7daeb2c2f549d0755c36956c599da
SHA1

2081af2ec8abc78ee2f3a98dad74be4b23198d9d
SHA256

a0380cdbb6ed01cf08e65c66314c034eb710ed7bdb2e2235357ecf5ed0bb6a92
SHA512

f98a8f6fa3fd6d472a269f1f490f96db2b32f1714cf2f269d5fbe68c03d6b5c67ca40255059171ae87262f84f1e9dfb401bcb2d07f5ac87909ac705209ba64d8
SSDEEP

384:d3gexUw/L+JrgUon5b9uSDMwT9Pfg6NgrWoBYi51mRvR6JZlbw8hqIusZzZROO:xIAKG91DP1hPRpcnuo

Score

10^/10

njrat minecraft evasion trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Minecraft

C2

0.tcp.sa.ngrok.io:12976

Mutex

96f5ffbee5d6266c28eb6c0692cbc210

Attributes

reg_key
96f5ffbee5d6266c28eb6c0692cbc210
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Windows Service

T1543.003

pid	Process
3008	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
2656	Runtime Broker.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Runtime Broker.exe	1AF7DAEB2C2F549D0755C36956C599DA.exe

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	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe
Token: 33	2656	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	2656	Runtime Broker.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1228 wrote to memory of 2656	1228	1AF7DAEB2C2F549D0755C36956C599DA.exe	30
PID 1228 wrote to memory of 2656	1228	1AF7DAEB2C2F549D0755C36956C599DA.exe	30
PID 1228 wrote to memory of 2656	1228	1AF7DAEB2C2F549D0755C36956C599DA.exe	30
PID 1228 wrote to memory of 2656	1228	1AF7DAEB2C2F549D0755C36956C599DA.exe	30
PID 2656 wrote to memory of 3008	2656	Runtime Broker.exe	31
PID 2656 wrote to memory of 3008	2656	Runtime Broker.exe	31
PID 2656 wrote to memory of 3008	2656	Runtime Broker.exe	31
PID 2656 wrote to memory of 3008	2656	Runtime Broker.exe	31

C:\Users\Admin\AppData\Local\Temp\1AF7DAEB2C2F549D0755C36956C599DA.exe
"C:\Users\Admin\AppData\Local\Temp\1AF7DAEB2C2F549D0755C36956C599DA.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1228
- C:\Windows\Runtime Broker.exe
  "C:\Windows\Runtime Broker.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Windows\Runtime Broker.exe" "Runtime Broker.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:3008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\Runtime Broker.exe

Filesize
23KB

MD5
1af7daeb2c2f549d0755c36956c599da

SHA1
2081af2ec8abc78ee2f3a98dad74be4b23198d9d

SHA256
a0380cdbb6ed01cf08e65c66314c034eb710ed7bdb2e2235357ecf5ed0bb6a92

SHA512
f98a8f6fa3fd6d472a269f1f490f96db2b32f1714cf2f269d5fbe68c03d6b5c67ca40255059171ae87262f84f1e9dfb401bcb2d07f5ac87909ac705209ba64d8

Download Submit
C:\Windows\Runtime Broker.exe

Filesize
23KB

MD5
1af7daeb2c2f549d0755c36956c599da

SHA1
2081af2ec8abc78ee2f3a98dad74be4b23198d9d

SHA256
a0380cdbb6ed01cf08e65c66314c034eb710ed7bdb2e2235357ecf5ed0bb6a92

SHA512
f98a8f6fa3fd6d472a269f1f490f96db2b32f1714cf2f269d5fbe68c03d6b5c67ca40255059171ae87262f84f1e9dfb401bcb2d07f5ac87909ac705209ba64d8

Download Submit
memory/1228-0-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/1228-2-0x0000000000630000-0x0000000000670000-memory.dmp

Filesize
256KB

Download
memory/1228-1-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/1228-9-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2656-10-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2656-11-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2656-12-0x0000000000AA0000-0x0000000000AE0000-memory.dmp

Filesize
256KB

Download
memory/2656-13-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads