njrat | efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6

General

Target

efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Size

259KB
MD5

902c604885675305c3888834697dcddf
SHA1

c25902824366715fddfce6410cb09301ec10a4ac
SHA256

efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6
SHA512

563a4530d6b761a9103fc821a0caee9897ed2442a2e83f4340d9c7510c4f8b00a7990e48f3db88c8e7a8d042724f348d4ac1f05968198f7bbbfea0bc88cd7f32
SSDEEP

3072:on2veCZ334TrOo1RojP71dIuvxOeCYgLAtzNGl4BD2RFTkmRwhB9:on2GcHFjOeCYgLMzNGScFwm+

Score

10^/10

njrat evasion persistence trojan

Malware Config

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1416 netsh.exe

pid	process
1416	netsh.exe

Drops startup file 2 IoCs

Processes:

efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9994c9a9796365a781fc41e5bc4757bf.exe	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9994c9a9796365a781fc41e5bc4757bf.exe	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9994c9a9796365a781fc41e5bc4757bf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe\" .."	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\9994c9a9796365a781fc41e5bc4757bf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe\" .."	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

Processes:

efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe

description	pid	process
Token: SeDebugPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: 33	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
Token: SeIncBasePriorityPrivilege	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe

description	pid	process	target process
PID 32 wrote to memory of 1416	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe	netsh.exe
PID 32 wrote to memory of 1416	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe	netsh.exe
PID 32 wrote to memory of 1416	32	efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe
"C:\Users\Admin\AppData\Local\Temp\efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:32
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe" "efcb3a0442e408f100a8ed2a0f06eb3e3391c05a1f82a200646428fe44985ce6.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  PID:1416

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/32-132-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/32-133-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/1416-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads