njrat | e80e5d7d57dc52dcf1f56b40f53e206a3cc45f6f83cfa2d6b4a917a795366845

General

Target
e80e5d7d57dc52dcf1f56b40f53e206a3cc45f6f83cfa2d6b4a917a795366845.exe
Size 23KB
Sample240523-expqpsdf99
SHA256 e80e5d7d57dc52dcf1f56b40f53e206a3cc45f6f83cfa2d6b4a917a795366845
MD5 1b31f5605c12450df3c7e6eb1431c8b9
SHA1 85559db03fbf8b08323067c32bf3916f6e4db2d6
SHA512 9a0f351661d898a2cdf1fee5309feefd1edaecb16c8a89932a9f978a33354f59b11157c6f306c699128dec463f1780a43d198024060fb4f69a97d3a07c3f2c6a
SSDEEP 384:dslUlEvOEJ8xWwYJOMiOBZEdj1567gtwi5HhbQmRvR6JZlbw8hqIusZzZ6D:OeEvwIlLMRpcnuj
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

njrat evasion persistence trojan

Malware Config

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
456	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-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation	e80e5d7d57dc52dcf1f56b40f53e206a3cc45f6f83cfa2d6b4a917a795366845.exe

Executes dropped EXE 1 IoCs

pid	Process
1172	server.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-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0dc24807523d3cd24b54cd0996e4c49b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\0dc24807523d3cd24b54cd0996e4c49b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe
Token: 33	1172	server.exe
Token: SeIncBasePriorityPrivilege	1172	server.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3700 wrote to memory of 1172	3700	e80e5d7d57dc52dcf1f56b40f53e206a3cc45f6f83cfa2d6b4a917a795366845.exe	95
PID 3700 wrote to memory of 1172	3700	e80e5d7d57dc52dcf1f56b40f53e206a3cc45f6f83cfa2d6b4a917a795366845.exe	95
PID 3700 wrote to memory of 1172	3700	e80e5d7d57dc52dcf1f56b40f53e206a3cc45f6f83cfa2d6b4a917a795366845.exe	95
PID 1172 wrote to memory of 456	1172	server.exe	99
PID 1172 wrote to memory of 456	1172	server.exe	99
PID 1172 wrote to memory of 456	1172	server.exe	99

C:\Users\Admin\AppData\Local\Temp\e80e5d7d57dc52dcf1f56b40f53e206a3cc45f6f83cfa2d6b4a917a795366845.exe
"C:\Users\Admin\AppData\Local\Temp\e80e5d7d57dc52dcf1f56b40f53e206a3cc45f6f83cfa2d6b4a917a795366845.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3700
- C:\Users\Admin\AppData\Local\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\server.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1172
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:456

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

Replay Monitor

Loading Replay Monitor...

Downloads

server.exe

Path C:\Users\Admin\AppData\Local\Temp\server.exe
Size 23KB
SHA256 e80e5d7d57dc52dcf1f56b40f53e206a3cc45f6f83cfa2d6b4a917a795366845
MD5 1b31f5605c12450df3c7e6eb1431c8b9
SHA1 85559db03fbf8b08323067c32bf3916f6e4db2d6
SHA512 9a0f351661d898a2cdf1fee5309feefd1edaecb16c8a89932a9f978a33354f59b11157c6f306c699128dec463f1780a43d198024060fb4f69a97d3a07c3f2c6a
SSDEEP 384:dslUlEvOEJ8xWwYJOMiOBZEdj1567gtwi5HhbQmRvR6JZlbw8hqIusZzZ6D:OeEvwIlLMRpcnuj
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1172-13-0x0000000075000000-0x00000000755B1000-memory.dmp

Download

memory/1172-14-0x0000000075000000-0x00000000755B1000-memory.dmp

Download

memory/1172-15-0x0000000075000000-0x00000000755B1000-memory.dmp

Download

memory/3700-0-0x0000000075002000-0x0000000075003000-memory.dmp

Download

memory/3700-1-0x0000000075000000-0x00000000755B1000-memory.dmp

Download

memory/3700-2-0x0000000075000000-0x00000000755B1000-memory.dmp

Download

memory/3700-12-0x0000000075000000-0x00000000755B1000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads