njrat | d28967d1defe22df2a66eb71b1114042edad36276541f0fb1581b5e7dca3d3e1

General

Target

be307e28ed51dc3f12b48ec4bfdc7058_JaffaCakes118.exe
Size

23KB
MD5

be307e28ed51dc3f12b48ec4bfdc7058
SHA1

e0104cfb9e4b3b7ca1b4bffe73a212e2c1991322
SHA256

d28967d1defe22df2a66eb71b1114042edad36276541f0fb1581b5e7dca3d3e1
SHA512

6ad70f1c2937aae2e25ef9cb2eabc40fecb5d285f93fdaddab7035f28eb82fbbb547ec847d17a18872ebb2cc67387972dbc9ea816fe2df108f812b8c59f49a54
SSDEEP

384:zMKyOkBkRbohza8yuTUt7u06zgV4a5pzomRvR6JZlbw8hqIusZzZoO:o/YI1T0Rpcnu0

Score

10^/10

njrat sv discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

sv

C2

cancer44.ddns.net:1177

Mutex

864b2ff41d0495f4660dbfa3809555a0

Attributes

reg_key
864b2ff41d0495f4660dbfa3809555a0
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
2076	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\864b2ff41d0495f4660dbfa3809555a0.exe	svchot.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\864b2ff41d0495f4660dbfa3809555a0.exe	svchot.exe

Executes dropped EXE 1 IoCs

pid	Process
2532	svchot.exe

Loads dropped DLL 1 IoCs

pid	Process
3068	be307e28ed51dc3f12b48ec4bfdc7058_JaffaCakes118.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\864b2ff41d0495f4660dbfa3809555a0 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchot.exe\" .."	svchot.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\864b2ff41d0495f4660dbfa3809555a0 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchot.exe\" .."	svchot.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 queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\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	be307e28ed51dc3f12b48ec4bfdc7058_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchot.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe
Token: 33	2532	svchot.exe
Token: SeIncBasePriorityPrivilege	2532	svchot.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2532	3068	be307e28ed51dc3f12b48ec4bfdc7058_JaffaCakes118.exe	31
PID 3068 wrote to memory of 2532	3068	be307e28ed51dc3f12b48ec4bfdc7058_JaffaCakes118.exe	31
PID 3068 wrote to memory of 2532	3068	be307e28ed51dc3f12b48ec4bfdc7058_JaffaCakes118.exe	31
PID 3068 wrote to memory of 2532	3068	be307e28ed51dc3f12b48ec4bfdc7058_JaffaCakes118.exe	31
PID 2532 wrote to memory of 2076	2532	svchot.exe	32
PID 2532 wrote to memory of 2076	2532	svchot.exe	32
PID 2532 wrote to memory of 2076	2532	svchot.exe	32
PID 2532 wrote to memory of 2076	2532	svchot.exe	32

C:\Users\Admin\AppData\Local\Temp\be307e28ed51dc3f12b48ec4bfdc7058_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\be307e28ed51dc3f12b48ec4bfdc7058_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Users\Admin\AppData\Local\Temp\svchot.exe
  "C:\Users\Admin\AppData\Local\Temp\svchot.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\svchot.exe" "svchot.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2076

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

C:\Users\Admin\AppData\Local\Temp\svchot.exe

Filesize
23KB

MD5
be307e28ed51dc3f12b48ec4bfdc7058

SHA1
e0104cfb9e4b3b7ca1b4bffe73a212e2c1991322

SHA256
d28967d1defe22df2a66eb71b1114042edad36276541f0fb1581b5e7dca3d3e1

SHA512
6ad70f1c2937aae2e25ef9cb2eabc40fecb5d285f93fdaddab7035f28eb82fbbb547ec847d17a18872ebb2cc67387972dbc9ea816fe2df108f812b8c59f49a54

Download Submit
memory/2532-12-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download
memory/2532-10-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download
memory/2532-14-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download
memory/2532-15-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download
memory/3068-0-0x0000000074D41000-0x0000000074D42000-memory.dmp

Filesize
4KB

Download
memory/3068-1-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download
memory/3068-2-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download
memory/3068-11-0x0000000074D40000-0x00000000752EB000-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