njrat | cbf9299727f0613de3e3a19448c11caed02e55a3b36fa95f430845e623424d20

General

Target

JaffaCakes118_69eb0832d98c83d5c94c474a0ca6aad0.exe
Size

901KB
MD5

69eb0832d98c83d5c94c474a0ca6aad0
SHA1

c8ae980629adc9f1574e8a286816b51cdbf1e7e2
SHA256

cbf9299727f0613de3e3a19448c11caed02e55a3b36fa95f430845e623424d20
SHA512

429a634a50f3a36dfe48eb8469e9cbd001333e0b1b53875f9e4d5955ac6ae6bfb44909ffd5747fea7bf215c81369207cc9dd5892f7d975ffd8bfef14c3d43105
SSDEEP

24576:yu6Jx3O0c+JY5UZ+XC0kGso/Wa4qRhRWY:0I0c++OCvkGsUWa45Y

Score

10^/10

njrat صكار اسرائيل discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

صكار اسرائيل

C2

loosseer1212.no-ip.biz:1177

Mutex

fda1b53348dc22221dca87be5f572ecd

Attributes

reg_key
fda1b53348dc22221dca87be5f572ecd
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
1904	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	server.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fda1b53348dc22221dca87be5f572ecd.exe	wineeows.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fda1b53348dc22221dca87be5f572ecd.exe	wineeows.exe

Executes dropped EXE 2 IoCs

pid	Process
3584	server.exe
1344	wineeows.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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fda1b53348dc22221dca87be5f572ecd = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\wineeows.exe\" .."	wineeows.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fda1b53348dc22221dca87be5f572ecd = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\wineeows.exe\" .."	wineeows.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\sara.JPG	JaffaCakes118_69eb0832d98c83d5c94c474a0ca6aad0.exe
File opened for modification	C:\Windows\sara.JPG	JaffaCakes118_69eb0832d98c83d5c94c474a0ca6aad0.exe
File created	C:\Windows\server.exe	JaffaCakes118_69eb0832d98c83d5c94c474a0ca6aad0.exe
File opened for modification	C:\Windows\server.exe	JaffaCakes118_69eb0832d98c83d5c94c474a0ca6aad0.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

System Location Discovery: System Language Discovery 1 TTPs 1 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	JaffaCakes118_69eb0832d98c83d5c94c474a0ca6aad0.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe
1344	wineeows.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1344	wineeows.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 3584	2904	JaffaCakes118_69eb0832d98c83d5c94c474a0ca6aad0.exe	84
PID 2904 wrote to memory of 3584	2904	JaffaCakes118_69eb0832d98c83d5c94c474a0ca6aad0.exe	84
PID 3584 wrote to memory of 1344	3584	server.exe	85
PID 3584 wrote to memory of 1344	3584	server.exe	85
PID 1344 wrote to memory of 1904	1344	wineeows.exe	88
PID 1344 wrote to memory of 1904	1344	wineeows.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_69eb0832d98c83d5c94c474a0ca6aad0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_69eb0832d98c83d5c94c474a0ca6aad0.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Windows\server.exe
  C:\Windows/server.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3584
- - C:\Users\Admin\AppData\Local\Temp\wineeows.exe
    "C:\Users\Admin\AppData\Local\Temp\wineeows.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1344
  - - C:\Windows\SYSTEM32\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\wineeows.exe" "wineeows.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      PID:1904

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

Query Registry

1

T1012

System Information Discovery

2

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

C:\Users\Admin\AppData\Local\Temp\aut9153.tmp

Filesize
2KB

MD5
61efdc34db6be0b8a8428a6d8e005c87

SHA1
b275e8be88890b9484c5a1e6ac6727d4e6d851c8

SHA256
2739c8ffe820a6531b2057a8ec030d1ec5483167b6a8919f6df7dc0d06083862

SHA512
6f87dba4cf0477c01d7933c9127947fca18732e7e281afed640edcdd9d78795a45d981642c7b658109d1b1d53425ef318daa7ea645be4893a567e230f1ed54fb

Download Submit
C:\Windows\server.exe

Filesize
94KB

MD5
8ea7b8997abbfaadcec1ef04b660c0fd

SHA1
5d4f561670fb8970b8b8c98927d95c3c1f5636ed

SHA256
ca9120f9b9c3721f2b6af5bbdf4aed6cd122ace8440bcfccea18555338126b09

SHA512
fbdff7589b0e65fac64fee7afa54d755c3a27a5828b3b1d326cdec54e5477f02cfe0ea30973b2739c6e2ae0fac91fd60dd247cd27a17bc5ebe2abe80a2784d46

Download Submit
memory/3584-15-0x00007FFE58713000-0x00007FFE58715000-memory.dmp

Filesize
8KB

Download
memory/3584-16-0x00000000002A0000-0x00000000002BE000-memory.dmp

Filesize
120KB

Download
memory/3584-17-0x0000000000A60000-0x0000000000A6A000-memory.dmp

Filesize
40KB

Download
memory/3584-18-0x0000000002430000-0x000000000243E000-memory.dmp

Filesize
56KB

Download
memory/3584-19-0x00007FFE58710000-0x00007FFE591D1000-memory.dmp

Filesize
10.8MB

Download
memory/3584-20-0x0000000002440000-0x0000000002448000-memory.dmp

Filesize
32KB

Download
memory/3584-21-0x0000000002570000-0x000000000257E000-memory.dmp

Filesize
56KB

Download
memory/3584-34-0x00007FFE58710000-0x00007FFE591D1000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads