njrat | 33cfd9e43dcb58881a858aa12779b69a63fe45bfd80e355df9728e23ffce264b

General

Target

75e5c506a2b0d241e27f360ec181eb6c_JaffaCakes118.exe
Size

182KB
MD5

75e5c506a2b0d241e27f360ec181eb6c
SHA1

ba601a2538bb11f6cc80f18e7028f7e01b78a0a2
SHA256

33cfd9e43dcb58881a858aa12779b69a63fe45bfd80e355df9728e23ffce264b
SHA512

c31429b096762173c92409fc25bb7c18e7ddfd98a55afadd2ab596865563e2705a48982c3d546ebe1d97858509cdd761dc232dc3fa0981d270e4ae2320401e03
SSDEEP

1536:UXMbDN0MM5YbMIboDpUYw3weJEqeVGaqsSKvKqkSZZZ3gNxib:qMbJM5rHdvUURb

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

fadlfreh.hopto.org:3973

Mutex

2e36917ee12f744b21767673c17c8221

Attributes

reg_key
2e36917ee12f744b21767673c17c8221
splitter
|'|'|

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
2848	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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	75e5c506a2b0d241e27f360ec181eb6c_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3980	Microsoft .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-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\2e36917ee12f744b21767673c17c8221 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft .exe\" .."	Microsoft .exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\2e36917ee12f744b21767673c17c8221 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft .exe\" .."	Microsoft .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 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	75e5c506a2b0d241e27f360ec181eb6c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Microsoft .exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe
Token: 33	3980	Microsoft .exe
Token: SeIncBasePriorityPrivilege	3980	Microsoft .exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3956 wrote to memory of 3980	3956	75e5c506a2b0d241e27f360ec181eb6c_JaffaCakes118.exe	88
PID 3956 wrote to memory of 3980	3956	75e5c506a2b0d241e27f360ec181eb6c_JaffaCakes118.exe	88
PID 3956 wrote to memory of 3980	3956	75e5c506a2b0d241e27f360ec181eb6c_JaffaCakes118.exe	88
PID 3980 wrote to memory of 2848	3980	Microsoft .exe	94
PID 3980 wrote to memory of 2848	3980	Microsoft .exe	94
PID 3980 wrote to memory of 2848	3980	Microsoft .exe	94

C:\Users\Admin\AppData\Local\Temp\75e5c506a2b0d241e27f360ec181eb6c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\75e5c506a2b0d241e27f360ec181eb6c_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3956
- C:\Users\Admin\AppData\Local\Temp\Microsoft .exe
  "C:\Users\Admin\AppData\Local\Temp\Microsoft .exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3980
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Microsoft .exe" "Microsoft .exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2848

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
182KB

MD5
75e5c506a2b0d241e27f360ec181eb6c

SHA1
ba601a2538bb11f6cc80f18e7028f7e01b78a0a2

SHA256
33cfd9e43dcb58881a858aa12779b69a63fe45bfd80e355df9728e23ffce264b

SHA512
c31429b096762173c92409fc25bb7c18e7ddfd98a55afadd2ab596865563e2705a48982c3d546ebe1d97858509cdd761dc232dc3fa0981d270e4ae2320401e03

Download Submit
memory/3956-6-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/3956-2-0x0000000005BC0000-0x0000000006164000-memory.dmp

Filesize
5.6MB

Download
memory/3956-3-0x00000000056B0000-0x0000000005742000-memory.dmp

Filesize
584KB

Download
memory/3956-4-0x0000000005750000-0x00000000057EC000-memory.dmp

Filesize
624KB

Download
memory/3956-5-0x0000000005630000-0x000000000563A000-memory.dmp

Filesize
40KB

Download
memory/3956-0-0x000000007518E000-0x000000007518F000-memory.dmp

Filesize
4KB

Download
memory/3956-7-0x0000000005960000-0x000000000596C000-memory.dmp

Filesize
48KB

Download
memory/3956-1-0x0000000000D80000-0x0000000000DB4000-memory.dmp

Filesize
208KB

Download
memory/3956-21-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/3980-20-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/3980-22-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/3980-23-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/3980-24-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads