njrat | 954b6db18e2700e7365622598107b9641c0aebc5c3273e9d57d6f09066938e1c

Analysis

max time kernel
143s
max time network
146s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-10-2024 02:54

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General

Target

0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Size

475KB
MD5

0887973431205690d2ddf9623e60d433
SHA1

021f27669a96e759555669cd33bbd7804d40dd97
SHA256

954b6db18e2700e7365622598107b9641c0aebc5c3273e9d57d6f09066938e1c
SHA512

3056f4e3816d8f03d3f7333beb5554df0e0fe1d1c46403a3d16ade79a0c5fb22880533a0eedbb693ec18ac6b72068973aa380e0a8bc6eb573ec8af7e2f7b79ef
SSDEEP

6144:+XT0Bg+He5yOkgYkiT2XvvN9xIyDONG28WAC/KoDngLV6yuY1HeO:e0a++Z11DND3+GdO/JDnGVZu0+O

Score

10^/10

njrat new2021-aug-s1 discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

New2021-Aug-S1

172.94.14.49:6522

Mutex

db7c7feb5b6d7ffbf13dbb779b6ac342

Attributes

reg_key
db7c7feb5b6d7ffbf13dbb779b6ac342
splitter
Y262SUCZ4UJJ

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
2344	netsh.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2792 set thread context of 1020	2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	30

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\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

description	pid	Process
Token: SeDebugPrivilege	2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: SeDebugPrivilege	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: 33	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: 33	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: 33	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: 33	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: 33	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: 33	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: 33	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: 33	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: 33	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: 33	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 1020	2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	30
PID 2792 wrote to memory of 1020	2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	30
PID 2792 wrote to memory of 1020	2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	30
PID 2792 wrote to memory of 1020	2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	30
PID 2792 wrote to memory of 1020	2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	30
PID 2792 wrote to memory of 1020	2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	30
PID 2792 wrote to memory of 1020	2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	30
PID 2792 wrote to memory of 1020	2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	30
PID 2792 wrote to memory of 1020	2792	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	30
PID 1020 wrote to memory of 2344	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	31
PID 1020 wrote to memory of 2344	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	31
PID 1020 wrote to memory of 2344	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	31
PID 1020 wrote to memory of 2344	1020	0887973431205690d2ddf9623e60d433_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0887973431205690d2ddf9623e60d433_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Users\Admin\AppData\Local\Temp\0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\0887973431205690d2ddf9623e60d433_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1020
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\0887973431205690d2ddf9623e60d433_JaffaCakes118.exe" "0887973431205690d2ddf9623e60d433_JaffaCakes118.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2344

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1020-2489-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1020-2494-0x0000000074E80000-0x000000007556E000-memory.dmp

Filesize
6.9MB

Download
memory/1020-2493-0x0000000074E80000-0x000000007556E000-memory.dmp

Filesize
6.9MB

Download
memory/1020-2492-0x0000000074E80000-0x000000007556E000-memory.dmp

Filesize
6.9MB

Download
memory/1020-2490-0x0000000074E80000-0x000000007556E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-70-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-56-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-12-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-24-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-7-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-39-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-48-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-8-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-60-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-10-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-16-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-22-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-28-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-42-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-50-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-62-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-68-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-0-0x0000000074E8E000-0x0000000074E8F000-memory.dmp

Filesize
4KB

Download
memory/2792-66-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-64-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-58-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-6-0x0000000004FB0000-0x0000000005032000-memory.dmp

Filesize
520KB

Download
memory/2792-54-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-52-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-46-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-44-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-40-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-36-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-34-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-32-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-30-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-26-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-20-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-18-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-14-0x0000000004FB0000-0x000000000502C000-memory.dmp

Filesize
496KB

Download
memory/2792-5-0x0000000000920000-0x0000000000970000-memory.dmp

Filesize
320KB

Download
memory/2792-4-0x0000000074E80000-0x000000007556E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-2491-0x0000000074E80000-0x000000007556E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-3-0x0000000074E8E000-0x0000000074E8F000-memory.dmp

Filesize
4KB

Download
memory/2792-2-0x0000000074E80000-0x000000007556E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-1-0x0000000000F70000-0x0000000000FEE000-memory.dmp

Filesize
504KB

Download