njrat | 80299ffdb2d5d01d19f2cec5509e44a0ea409af7f9eb40fd36ac90fa28197ed5

General

Target

a8adf42a920ce843f189efdbd98c8095_JaffaCakes118.exe
Size

74KB
MD5

a8adf42a920ce843f189efdbd98c8095
SHA1

d61cb659a5d1ae9046dd7863c13959ddbcf828f7
SHA256

80299ffdb2d5d01d19f2cec5509e44a0ea409af7f9eb40fd36ac90fa28197ed5
SHA512

7e9e66125139861ad0a87331074a170b2a6b2e9dd790b932919bcd52382a0dc410c7695ea971b9424d15daef07bf82bc466068351165509614f1804329f511a4
SSDEEP

1536:Q3kmlboJJrJJJWr6JrJk53EEt1l+lu9uU7zzTYOELbkBDfNZ+zGWEh:Q0mlDb7t8jbkln+yWEh

Score

10^/10

njrat svchost discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

svchost

C2

Lifebox1996.no-ip.org:7777

Mutex

23556fb1360f366337f97c924e76ead3

Attributes

reg_key
23556fb1360f366337f97c924e76ead3
splitter
|'|'|

Signatures

Njrat family
njrat
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
2804	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
1192	Server.exe
2836	svchost.exe

Loads dropped DLL 6 IoCs

pid	Process
3036	a8adf42a920ce843f189efdbd98c8095_JaffaCakes118.exe
1192	Server.exe
1192	Server.exe
1192	Server.exe
2836	svchost.exe
2836	svchost.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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\23556fb1360f366337f97c924e76ead3 = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\" .."	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\23556fb1360f366337f97c924e76ead3 = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\" .."	svchost.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\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 4 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	a8adf42a920ce843f189efdbd98c8095_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: EnumeratesProcesses 37 IoCs

pid	Process
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe
2836	svchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2836	svchost.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 1192	3036	a8adf42a920ce843f189efdbd98c8095_JaffaCakes118.exe	30
PID 3036 wrote to memory of 1192	3036	a8adf42a920ce843f189efdbd98c8095_JaffaCakes118.exe	30
PID 3036 wrote to memory of 1192	3036	a8adf42a920ce843f189efdbd98c8095_JaffaCakes118.exe	30
PID 3036 wrote to memory of 1192	3036	a8adf42a920ce843f189efdbd98c8095_JaffaCakes118.exe	30
PID 3036 wrote to memory of 1192	3036	a8adf42a920ce843f189efdbd98c8095_JaffaCakes118.exe	30
PID 3036 wrote to memory of 1192	3036	a8adf42a920ce843f189efdbd98c8095_JaffaCakes118.exe	30
PID 3036 wrote to memory of 1192	3036	a8adf42a920ce843f189efdbd98c8095_JaffaCakes118.exe	30
PID 1192 wrote to memory of 2836	1192	Server.exe	31
PID 1192 wrote to memory of 2836	1192	Server.exe	31
PID 1192 wrote to memory of 2836	1192	Server.exe	31
PID 1192 wrote to memory of 2836	1192	Server.exe	31
PID 1192 wrote to memory of 2836	1192	Server.exe	31
PID 1192 wrote to memory of 2836	1192	Server.exe	31
PID 1192 wrote to memory of 2836	1192	Server.exe	31
PID 2836 wrote to memory of 2804	2836	svchost.exe	32
PID 2836 wrote to memory of 2804	2836	svchost.exe	32
PID 2836 wrote to memory of 2804	2836	svchost.exe	32
PID 2836 wrote to memory of 2804	2836	svchost.exe	32
PID 2836 wrote to memory of 2804	2836	svchost.exe	32
PID 2836 wrote to memory of 2804	2836	svchost.exe	32
PID 2836 wrote to memory of 2804	2836	svchost.exe	32

C:\Users\Admin\AppData\Local\Temp\a8adf42a920ce843f189efdbd98c8095_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a8adf42a920ce843f189efdbd98c8095_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Users\Admin\AppData\Local\Temp\Server.exe
  "C:\Users\Admin\AppData\Local\Temp\Server.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1192
- - C:\Users\Admin\AppData\Roaming\svchost.exe
    "C:\Users\Admin\AppData\Roaming\svchost.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2836
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\svchost.exe" "svchost.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:2804

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\Server.exe

Filesize
29KB

MD5
71d9f3135bf52f810582ebcd127f5d9b

SHA1
a25c40af77aec181e2b1ffe13fb9c57350c56026

SHA256
acf91eebc9d8624f4276a58e7f2f2cdbceb8f4366bffddd20a547329c628cb98

SHA512
75bb0a925206aaec8ccb20a94c643aacf4825a26adc14f250050f9f8612c8732afab370aa035a183b457df14b9d4750fb7bcc18ea57365675d82d7ebe1cd33d9

Download Submit
memory/1192-10-0x0000000074542000-0x0000000074544000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads