njrat | 3b7f64b59e1472ab72c20b43f636002c87b58799da6388869a8b872e7316c08b

General

Target

ca64a9c11199bbd232c737eb34117e0f_JaffaCakes118.exe
Size

23KB
MD5

ca64a9c11199bbd232c737eb34117e0f
SHA1

44427cc753e8f1cda936970605885010772c4697
SHA256

3b7f64b59e1472ab72c20b43f636002c87b58799da6388869a8b872e7316c08b
SHA512

6d44d971dc16c3b52cf853f999c7fa212d478081d76b463db98858e3bccd040e7368d1667706b032675644b80d06ae3c3032e03475f0e23417607abbcaa5c126
SSDEEP

384:TpluBPiZCMfdfSJrQbsLRGSIxYVL46pg/i8BD9BmRvR6JZlbw8hqIusZzZa9:TeOmhtIiRpcnuJ

Score

10^/10

njrat discovery evasion persistence privilege_escalation trojan

Malware Config

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
1412	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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	ca64a9c11199bbd232c737eb34117e0f_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1612	svhost.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\d3cb74d223b66e1c3aebf64e3aa2b4d1 = "\"C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe\" .."	svhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d3cb74d223b66e1c3aebf64e3aa2b4d1 = "\"C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe\" .."	svhost.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	ca64a9c11199bbd232c737eb34117e0f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe
Token: 33	1612	svhost.exe
Token: SeIncBasePriorityPrivilege	1612	svhost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4496 wrote to memory of 1612	4496	ca64a9c11199bbd232c737eb34117e0f_JaffaCakes118.exe	93
PID 4496 wrote to memory of 1612	4496	ca64a9c11199bbd232c737eb34117e0f_JaffaCakes118.exe	93
PID 4496 wrote to memory of 1612	4496	ca64a9c11199bbd232c737eb34117e0f_JaffaCakes118.exe	93
PID 1612 wrote to memory of 1412	1612	svhost.exe	96
PID 1612 wrote to memory of 1412	1612	svhost.exe	96
PID 1612 wrote to memory of 1412	1612	svhost.exe	96

C:\Users\Admin\AppData\Local\Temp\ca64a9c11199bbd232c737eb34117e0f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ca64a9c11199bbd232c737eb34117e0f_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4496
- C:\Users\Admin\AppData\Roaming\svhost.exe
  "C:\Users\Admin\AppData\Roaming\svhost.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:1612
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\svhost.exe" "svhost.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:1412

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\Roaming\svhost.exe

Filesize
23KB

MD5
ca64a9c11199bbd232c737eb34117e0f

SHA1
44427cc753e8f1cda936970605885010772c4697

SHA256
3b7f64b59e1472ab72c20b43f636002c87b58799da6388869a8b872e7316c08b

SHA512
6d44d971dc16c3b52cf853f999c7fa212d478081d76b463db98858e3bccd040e7368d1667706b032675644b80d06ae3c3032e03475f0e23417607abbcaa5c126

Download Submit
memory/1612-12-0x00000000745D0000-0x0000000074B81000-memory.dmp

Filesize
5.7MB

Download
memory/1612-14-0x00000000745D0000-0x0000000074B81000-memory.dmp

Filesize
5.7MB

Download
memory/1612-15-0x00000000745D0000-0x0000000074B81000-memory.dmp

Filesize
5.7MB

Download
memory/1612-16-0x00000000745D0000-0x0000000074B81000-memory.dmp

Filesize
5.7MB

Download
memory/4496-0-0x00000000745D2000-0x00000000745D3000-memory.dmp

Filesize
4KB

Download
memory/4496-1-0x00000000745D0000-0x0000000074B81000-memory.dmp

Filesize
5.7MB

Download
memory/4496-2-0x00000000745D0000-0x0000000074B81000-memory.dmp

Filesize
5.7MB

Download
memory/4496-13-0x00000000745D0000-0x0000000074B81000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads