njrat | 66d18cdee8166925c8f04fe2635bfdf9549765db7dd5c8bcee6f7a282bf60720

General

Target

d5ef4908d73f1258311f9775e500b53a_JaffaCakes118.exe
Size

29KB
MD5

d5ef4908d73f1258311f9775e500b53a
SHA1

73306ad9b2e7a8683cfeebad89b66e97f2e9bbd2
SHA256

66d18cdee8166925c8f04fe2635bfdf9549765db7dd5c8bcee6f7a282bf60720
SHA512

1910e29d7842bee31bcae2a13c8442361a909cb3586ce005ee77f74903e3c68095c51a9049e9975868e639bab2ee95d41924827d63ebaa7353cf0fac0e42b332
SSDEEP

768:beu75oa4fu124AqFjXeJBKh0p29SgRwS:H75CPkj8KhG29jwS

Score

10^/10

njrat victom discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

victom

C2

sphack7.no-ip.biz:1177

Mutex

46d93431630fc8e404fed7204e708738

Attributes

reg_key
46d93431630fc8e404fed7204e708738
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
2224	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\46d93431630fc8e404fed7204e708738.exe	trojan.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\46d93431630fc8e404fed7204e708738.exe	trojan.exe

Executes dropped EXE 1 IoCs

pid	Process
1200	trojan.exe

Loads dropped DLL 1 IoCs

pid	Process
1636	d5ef4908d73f1258311f9775e500b53a_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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\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	d5ef4908d73f1258311f9775e500b53a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	trojan.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: EnumeratesProcesses 38 IoCs

pid	Process
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe
1200	trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1200	trojan.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 1200	1636	d5ef4908d73f1258311f9775e500b53a_JaffaCakes118.exe	31
PID 1636 wrote to memory of 1200	1636	d5ef4908d73f1258311f9775e500b53a_JaffaCakes118.exe	31
PID 1636 wrote to memory of 1200	1636	d5ef4908d73f1258311f9775e500b53a_JaffaCakes118.exe	31
PID 1636 wrote to memory of 1200	1636	d5ef4908d73f1258311f9775e500b53a_JaffaCakes118.exe	31
PID 1200 wrote to memory of 2224	1200	trojan.exe	32
PID 1200 wrote to memory of 2224	1200	trojan.exe	32
PID 1200 wrote to memory of 2224	1200	trojan.exe	32
PID 1200 wrote to memory of 2224	1200	trojan.exe	32

C:\Users\Admin\AppData\Local\Temp\d5ef4908d73f1258311f9775e500b53a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d5ef4908d73f1258311f9775e500b53a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Users\Admin\AppData\Local\Temp\trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\trojan.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1200
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\trojan.exe" "trojan.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

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

1

T1562.004

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\trojan.exe

Filesize
29KB

MD5
d5ef4908d73f1258311f9775e500b53a

SHA1
73306ad9b2e7a8683cfeebad89b66e97f2e9bbd2

SHA256
66d18cdee8166925c8f04fe2635bfdf9549765db7dd5c8bcee6f7a282bf60720

SHA512
1910e29d7842bee31bcae2a13c8442361a909cb3586ce005ee77f74903e3c68095c51a9049e9975868e639bab2ee95d41924827d63ebaa7353cf0fac0e42b332

Download Submit
memory/1200-10-0x0000000074F00000-0x00000000754AB000-memory.dmp

Filesize
5.7MB

Download
memory/1200-11-0x0000000074F00000-0x00000000754AB000-memory.dmp

Filesize
5.7MB

Download
memory/1200-14-0x0000000074F00000-0x00000000754AB000-memory.dmp

Filesize
5.7MB

Download
memory/1636-0-0x0000000074F01000-0x0000000074F02000-memory.dmp

Filesize
4KB

Download
memory/1636-1-0x0000000074F00000-0x00000000754AB000-memory.dmp

Filesize
5.7MB

Download
memory/1636-2-0x0000000074F00000-0x00000000754AB000-memory.dmp

Filesize
5.7MB

Download
memory/1636-12-0x0000000074F00000-0x00000000754AB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads