njrat | 1607f1ef2be3b4e291530c0e1f10558e3745d8553fcf7476a2b0c7930c6fab96

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-09-2024 15:43

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General

Target

f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Size

93KB
MD5

f655650ed251a7a651dd2f81d1bf9737
SHA1

5886e7d5587d910c8ab5925ebfffe0503c82e9a6
SHA256

1607f1ef2be3b4e291530c0e1f10558e3745d8553fcf7476a2b0c7930c6fab96
SHA512

f47ea2e216b17e9b4f12512fc17a5d74b2eacc653a40f01e6986ceb59dfd098db43784b093aca6d52db7b231570c57629eb8d2e812fe5f5a979353b5ef317203
SSDEEP

1536:eS3xh6Yl0fHbvhwI7Uc0NTeKsYgBSoIJ0K8p9f+yq:e6vlQbCIOpMM5qp9fBq

Score

10^/10

njrat 49277 reupload 03/07/2015 evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

49277 reupload 03/07/2015

openvpnn.ddns.net:606

Mutex

1714db86e735c1ffae8c449f489875c7

Attributes

reg_key
1714db86e735c1ffae8c449f489875c7
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
2728	netsh.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\host.lnk	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.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 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: 33	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4948 wrote to memory of 2728	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe	84
PID 4948 wrote to memory of 2728	4948	f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe"
1⤵
- Drops startup file
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4948
- C:\Windows\SYSTEM32\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe" "f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:2728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4948-0-0x00007FF81C315000-0x00007FF81C316000-memory.dmp

Filesize
4KB

Download
memory/4948-1-0x00007FF81C060000-0x00007FF81CA01000-memory.dmp

Filesize
9.6MB

Download
memory/4948-2-0x000000001B630000-0x000000001BAFE000-memory.dmp

Filesize
4.8MB

Download
memory/4948-3-0x000000001B020000-0x000000001B0C6000-memory.dmp

Filesize
664KB

Download
memory/4948-4-0x00007FF81C060000-0x00007FF81CA01000-memory.dmp

Filesize
9.6MB

Download
memory/4948-6-0x00000000009F0000-0x00000000009FC000-memory.dmp

Filesize
48KB

Download
memory/4948-7-0x000000001C3D0000-0x000000001C46C000-memory.dmp

Filesize
624KB

Download
memory/4948-8-0x00000000009D0000-0x00000000009D8000-memory.dmp

Filesize
32KB

Download
memory/4948-9-0x00007FF81C315000-0x00007FF81C316000-memory.dmp

Filesize
4KB

Download
memory/4948-10-0x00007FF81C060000-0x00007FF81CA01000-memory.dmp

Filesize
9.6MB

Download
memory/4948-11-0x00007FF81C060000-0x00007FF81CA01000-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